This angle form has each degree is divided . A degree, minute, or second of latitude remains fairly constant from the equator to the poles; however a degree, minute, or second of longitude can vary greatly as one approaches the poles and the meridians converge. If , which of the following represents an approximate value of , for ? Trees per Hectare to Trees per Acre. I like to use a spreadsheet rather than jotting down the numbers in a notebook since I can set up a formula to do all the math for me. This tool permits the user to convert latitude and longitude between decimal degrees and degrees, minutes, and seconds. Example: A1 and A2 are two angles given by A1 = 45 34' 56" and A2 = 25 45' 39". Enter angle in degrees,minutes,seconds and press the Convert, How to figure out loan to value percentage, How to find the limit as x approaches infinity, How to teach students to solve word problems, Linear functions and arithmetic sequences answer key, Mathematical expectation of continuous random variable. One minute is equal to 1/60 degrees: 1' = (1/60) = 0.01666667 One second is equal to 1/3600 degrees: 1" = (1/3600) = 2.77778e-4 = 0.000277778 For angle with d integer degrees m minutes and s seconds: d m' s" The decimal degrees dd is equal to: dd = d + m/60 + s/3600 Example Use our degrees minutes seconds calculator! The shortest distance between two points on the surface of a sphere is an arc, not a line. Degrees (), minutes ('), seconds ('') to decimal degrees angle converter and how to convert. W-HFO.webmaster@noaa.gov, Disclaimer Check out Homework Support Solutions for a variety of resources and solutions. You can tell them apart by the symbols after the number: The DMS format is most common in geographic coordinate system. This tool calculates the straight line distance between two pairs of latitude/longitude points provide in decimal degrees. For convenience, a link is included to the National Geodetic Survey's NADCON program, which allows conversions between the NAD83 / WGS84 coordinate system and the older NAD27 coordinate system. Convert the latitude and longitude measurements from degrees, minutes and seconds to decimal notation. How to convert from a decimal to sexagesimal. For example, a coordinate given as 45 degrees 22 minutes 38 seconds would become 45.3772 degrees when converted using this formula. Mathematics is the study of numbers, shapes, and patterns. Surveyors generally express angles, and therefore bearings and azimuths, in the DMS format. Note that there are rounding errors in these values. Free Conversion Calculator - convert units from one to another step by step decimal degrees=degrees+minutes60+seconds3600{\displaystyle {\rm {{decimal\ degrees}={\rm {{degrees}+{\frac {\rm {minutes}}{60}}+{\frac {\rm {seconds}}{3600}}}}}}}. To pass quality, the sentence must be free of errors and meet the required standards. To convert DMS to decimal degrees all you need to do is use this formula: Decimal degrees = Degrees + Minutes / 60 + Seconds / 3600. Now you have 27 whole minutes plus 0.36 of a minute. To convert an angle in DMS form to decimal form, convert both the minutes and seconds to fractions of a degree, and then add them to the whole number of degrees. If you're struggling with your homework, our Homework Help Solutions can help you get back on track. Solving math equations can be challenging, but it's also a great way to improve your problem-solving skills. 111 km/degree / 60 minutes/degree ~ 1.85 km/minute; 1.85 km/degree / 60 seconds/minute ~ 0.03 km/second (30 meters/second) To maintain 1 meter accuracy, we need to keep two digits after the seconds decimal! Step 3: Click on "Reset" to enter the new values. 2023 Leaf Group Ltd. / Leaf Group Media, All Rights Reserved. It is used in everyday life, from counting and measuring to more complex problems. No flat map can rival a globe in truly representing the surface of the entire Earth, so every flat map misrepresents the surface of the Earth in some way. Example: North 47.018711 | East 12.34256, Example: North 471.122 | East 12 20.553', Example: North 47 1' 7.359' | East 12 20' 33.216', Example: E (East) = 2783009 | N (North) = 1223568, Example: Zone 32U | East value 691831 | North value 5337164, Example: Zone 32U | Plan square PU | East value 91831 | North value 37164, Example: R (right value) = 4468298 | H (high value) = 5333791, (Click here to calculate the height using the coordinates). Lat. The input of minutes for latitude and longitude must be between 0 and 59 and must be integer. To convert decimal degrees to DMS (degrees, minutes, and seconds), follow these steps: Put the calculator in Degree mode. To determine a math equation, one would need to first identify the unknown variable and then use algebra to solve for it. minutes (DD:MM.MM) or degrees, minutes, and decimal seconds Enter the angle in degrees and the width in inches into the calculator to determine the inches (or mm) of deflection. Degrees, Minutes, Seconds Compass headings are typically expressed as numbers. If these limits are not met during input, the frame will turn red or the fields will remain empty. Here are examples of formats that work: Decimal degrees (DD): 41.40338, 2.17403 Degrees, minutes, and. Convert degrees in decimal form, such as GPS coordinates or Longitude and Latitude, to degrees, minutes and seconds ( DMS ). # You have decimal degrees (-73.9874) instead of degrees, minutes, and seconds (-73 59' 14.64") # The whole units of degrees will remain the same (-73.9874 longitude, start with 73) # Multiply the decimal by 60 (0.9874 * 60 = 59.244) # The whole number becomes the minutes (59') desired units: nautical miles (n mi), statute miles (sm), or kilometers (km) and Let's look at an example: Convert 6748'23" to decimal degrees. Kelly Resources. To convert DMS to decimal degrees all you need to do is use this formula: Decimal degrees = Degrees + Minutes / 60 + Seconds / 3600. Each degree is divided into 60 minutes, each minute into 60 seconds. Different compass roses (4, 8, 16, 32, 128-wind compass roses) are supported. is provided for informational purposes only. There are 60 arcminutes in 1 degree, therefore . But if something takes 1 hour and 23 minutes, you wouldn't say it took you 1.38 hours. Printed at 100% scale, the below diagram would fit a circle with Radius 303.19 meters or 994'- 8~5/8" Convert to radian, degree, minutes, seconds, sign, octant, sextant, quadrant, revolution, gon and mil. National Hurricane Center The sexagesimal degrees which are calculated down to seconds. Press [2nd] [APPS] [4] [ENTER] to convert the degrees to DMS. https://www.chaport.com/privacy. This calculation gives the position of Denver International Airport as 38.15 million feet west of the prime meridian and 14.53 million feet north of the equator. Click here to find your latitude/longitude, adapted from the You can use decimal degrees, but sometimes it's clearer to use degrees with minutes and seconds. The outputs are the sum A1 + A2 and the difference A1 - A2 in two forms: degrees, minutes, seconds (DMS) and also in degrees decimal form. Step 3: Find the decimal degree by adding the degrees to the results from . You can find more information on how Google Analytics handles user data in the Google privacy policy: Any shape has area, even if challenging to calculate. Do all USGS 7.5 minute topographic maps show the UTM grid? Our new Instant Professional Tutoring service provides you with access to a tutor 24/7, so you can get help when you need it, no matter what time it is. As you now know, 1 degree has 60 minutes. This calculates either way (feet/inches to decimal feet or vice versa). One degree of latitude equals approximately 364,000 feet (69 miles), one minute equals 6,068 feet (1.15 miles), and one-second equals 101 feet. Freedom of Information Act (FOIA) So, when you multiply the part of a minute by sixty, you find the number of seconds. Number of Trees and Tree Spacing Calculated from Basal Area. Bitte melden Sie sich an oder erstellen sie sich einen kostenlosen Zugang. http://support.google.com/adsense/answer/2839090. Symbols Used: degree - minute ' - second " There are 360 in a full circle 1 = 60' (one degree = 60 minutes) 1 = 3600" (one degree = 3600 seconds) 1' = 60" (one minute = 60 seconds) 34 12' 12" = 34.2033 in decimal format An angle of 180 . Try this helium balloons calculator! A handheld compass is not able to measure down to a minute, let alone a second, but those units are used for precise locations using latitude and longitude. Convert among angular units. Drag the marker on map to calculate distance (km, meters, mile, foot) and bearing angle of direction on google map, between two points of the earth. Check out 3 similar earth measurements converters , How to convert degrees minutes seconds to decimal degrees? Step 1: Convert the minutes to degrees by dividing by 60. Use the table to the right to find the given derivative. Chaport ist ein Anbieter fr Live-Chat, welchen wir fr unseren Live Support verwenden. Statistics cookies help website owners understand how visitors interact with websites by collecting and reporting information anonymously. This calculates either way (feet/inches to decimal feet or vice versa). In densely built-up areas, most individual buildings are omitted and an area tint is shown. By doing lots of math problems, you'll gradually get better and better at solving them. Miami, FL, 33165 Here you can convert the most common coordinates into the other formats. Inches to Decimals of a Foot Calculator. This factor is easier to remember and easier to use than converting directly to feet. For those who struggle with math, equations can seem like an impossible task. To state the decimal 0.456 degrees in minutes multiply 0.456*60 to get 27.36 minutes. This calculator is used to add and subtract angles in degrees, minutes and seconds. 1 degree is equal to 1 hour, that is equal to 60 minutes or 3600 seconds. Historical Topographic Map Collection (1884-2006): The USGS policy about putting a full UTM grid on 7.5-minute (1:24,000-scale) topographic maps has changed over time. Why are we multiplying by sixty? Step 2: Convert the seconds to degrees by dividing by 3,600. Math is the study of numbers, shapes, and patterns. Lastly, multiply the rest, again, by sixty. Latitudes and longitudes may be entered in any of three different formats, decimal degrees (DD.DD), degrees and decimal minutes (DD:MM.MM) or degrees, minutes, and decimal seconds (DD:MM:SS.SS). Features are shown as points, lines, or areas, depending on their size and extent. Great Circle Calculator One-degree of longitude equals 288,200 feet (54.6 miles), one minute equals 4,800 feet (0.91 mile), and one second equals 80 feet. The terminal coordinates program may be used to find the coordinates on the Earth at some distance, given an azimuth and the starting coordinates. Diese Funktion ist nur fr Mitglieder verfgbar. If you're looking for a punctual person, you can always count on me. Fixed Area Plots, Hectares. The height data are based on the SRTM values. To convert back from decimal degree format to degrees minutes seconds format, Honolulu, HI 96822 Pipe Tools & Calculators. Your goal, so as not to confuse, is to manipulate the same unit in your scouting. Just like with hours, one degree is equal to sixty minutes. One way to improve your scholarly performance is to keep a learning journal. One degree () is equal to 60 minutes (') and equal to 3600 seconds ("): 1 = 60' = 3600" The integer degrees (d) are equal to the integer part of the decimal degrees (dd): d = integer (dd) The minutes (m) are equal to the integer part of the decimal degrees (dd) minus integer degrees (d) times 60: m = integer ( (dd - d) 60) Is there a simple way to calculate coordinates in DMS to the nearest tenth second? Degrees, Minutes, Seconds to Decimal Calculator Convert among angular units. I need DD MM SS.s (not DD MM SS.sss). The negative sign in front of the longitude value indicates the distance is west of the prime meridian. Click to display the address to the coordinates, https://support.google.com/analytics/answer/6004245?hl=de, http://www.google.de/policies/privacy/partners/, http://www.google.de/intl/de/policies/technologies/ads, http://support.google.com/adsense/answer/2839090. Looking for a way to get detailed, step-by-step solutions to your problems? They define and locate natural and manmade features like woodlands, waterways, important buildings, and bridges. Convert using a web service BNG to Lat/long. examples: 38 15 30.1, -81 25 15.2 (lat, lon as degrees minutes seconds) 38.123456, -81.123456 (lat, lon as decimal degrees) 500000, 4100000 (UTM as easting, northing) 1987654.32, 364123.45 (WV state plane as easting, northing) The UTM system consists of 60 zones, each 6-degrees of longitude in width. Square Feet (Quarter Girth) to Square Centimetres. You can find your latitude and longitude in decimal format at the top. . This calculator is used to add and subtract angles in degrees, minutes and seconds. Illustration showing longitude convergence. As you now know, 1 degree has 60 minutes. (DD:MM:SS.SS). Use the. Share sensitive information only on official, secure websites. What else would need to be congruent to show that abc def by sas apex, Writing absolute value functions as piecewise functions worksheet. Coordinates That means that 1 minute is 1 / 60 of a degree, and 1 second is equal to 1 / 3600 of a degree. What does the term UTM mean? We can convert the latitude in a similar way: Lat : 39 51' 42" = 39 51.7' = 39.862. 47.392 is the same as 47 degrees and 0.392 of a degree. There are 360 degrees in a complete circle or sphere but in all longitude measurements, the total of the degrees is . Additionally, this tool will convert your decimal coordinates to degrees minutes seconds (DMS). in Physics and Engineering, Exercises de Mathematiques Utilisant les Applets, Trigonometry Tutorials and Problems for Self Tests, Elementary Statistics and Probability Tutorials and Problems, Free Practice for SAT, ACT and Compass Math tests, Convert Angles from Decimal to Degrees, Minutes and Seconds. 40.383 minutes is 40.383/60 = 0.673 degrees, so the longitude equals 104.673. Graphs of Functions, Equations, and Algebra, The Applications of Mathematics Enter lat-lon in decimal degrees. Click for larger version in new window. To convert BNG to lat/long, use this URL: http://webapps.bgs.ac.uk/data/webservices/CoordConvert_LL_BNG.cfc?method . 2525 Correa Rd Enter the latitude and longitude of a location and select convert to show results in DD (Decimal Degrees), DMS (Degrees Minutes Seconds), DMM (Degrees Decimal Minutes). The track has been improved and is now open for use. North is at 0 degrees (and 360 degrees), East is 90 degrees, South is 180 degrees, and West is 270 degrees. This angle has 67 degrees, 48 minutes, and 25 seconds, so input these values into their correct places: Decimal degrees = 67 + 48'/60 + 25"/3600 = 67 + 0.8 + 0.00694 = 67.80694 67.81. Type in the address field above and click on the Get GPS Coordinates button. How to Convert Decimal Degrees to Degree Minutes Seconds? Degrees Minutes Seconds (WGS84) Looking for detailed, step-by-step answers? On your computer, open Google Maps. Google Adsense is a service that allows us to place ads to finance the offer. External media are services that can improve the use of the site. How large is the North American Datum of 1927 (NAD 27) to NAD 83 shift? Convert the seconds to a fraction of a minute first: 3 minutes 59 seconds is 3 plus 59/60 minutes = 3.983 minutes. This is the distance of DIA from the prime meridian. A lock () or https:// means youve safely connected to the .gov website. If now we have an angle measured in decimal degrees, we can convert this measure to degrees, minutes, and seconds using the fact that 1 = 6 0 = 3 6 0 0 . The best method for you will depend on your individual needs and goals. Convert Geographic Units. The circumference of the earth around the equator is slightly different of that around the poles, because the planet isn't perfectly round. Degrees feet inches calculator - This calculator is used to add and subtract angles in degrees, minutes and seconds. 1 minute is equal to 60 seconds. I just need it rou. Do math problems Doing math problems can be a great way to improve your math skills. Angular measurements range range from -180 degrees and 180 degrees with respect to a reference, which is the equator when measuring latitude and the prime meridian when measuring longitude. Where does this DMS to decimal degrees formula come from? The degree is divided in to 60 minutes. The following formats are valid inputs: dd-mm-ss.ss dd.mmssss dd^mm'ss.ss" Radians When you realize that, the DMS to DD formula is obvious: Decimal degrees = Degrees + Minutes/60 + Seconds/3600 Let's convert the latitude and longitude coordinates of the Empire State Building. Convert between Degrees, Minutes and Seconds and Decimal Units (or vice versa). It's a great app, I just wish it was offline. 2 5 = 2 1 5 . By multiplying the part of a degree by sixty, you get 23 minutes and 0.52 of a minute. One minute equals 60 seconds. https://support.google.com/analytics/answer/6004245?hl=de. Center of Excellence for Geospatial Information Science (CEGIS). You can find more information about Google Adsense in the privacy policy of Google: Important Note: The distance calculator on this page is provided for informational purposes only. The distances vary. Calculation of average speed or time spent. Second to Degree Conversion Table How to Convert Second to Degree 1 " = 0.0002777778 1 = 3600 " Example: convert 15 " to : 15 " = 15 0.0002777778 = 0.0041666667 Popular Angle Unit Conversions radians to degrees degrees to radians Convert Second to Other Angle Units Second to Radian Second to Grad Second to Minute Second to Break Einige von ihnen sind essenziell, whrend andere uns helfen, diese Website und Ihre Erfahrung zu verbessern. Longitude: -104.673 * (10,000/90) = -11,630.34km. You see, the foot is a unit of length, distance, position, and displacement, and it's used to measure the length of lines or . If you have 91.456 degrees you can see that your measurement is 91 whole degress plus 0.456 of a degree. This calculator allows you to enter direction angle, either in DMS (degrees, minutes, and seconds) or decimal degrees and outputs closest to the compass point for different compass roses. Is UTM better or more accurate than latitude/longitude? Minute is an integer value without sign, from 0 to 59. Here you can find the coordinates you last clicked or entered. Be sure to check out our other calculators, like this lat long to utm converter! Right-click the place or area on the map. US Dept of Commerce Calculated Results Length Of A Degree Of Latitude In Meters: Length Of A Degree Of Latitude In Feet: Length Of A Degree Of Latitude In Nautical Miles The result is the number of seconds. There are many things you can do to enhance your educational performance. Degrees, minutes, and seconds (DMS) Degrees/minutes/seconds also uses the degree, but fractions of a degree are represented in minutes and seconds, where one minute equals 1/60 of a degree and one second equals 1/60 of a minute. . Minutes is represented by a single apostrophe (') while seconds is represented with. In the search box, enter your coordinates. There are 60 minutes in a degree, and there are 60 seconds in one minute. This Degrees minutes seconds calculator to decimal helps to fast and easily solve any math problems. This angle form has each degree is divided into 60 minutes and each ~~ Glossary, Privacy Policy MINUTE TO DEGREE (' TO ) CHART. Step One: Convert Minutes to Decimal Degrees Minutes are expressed using the prime symbol (). 2 5 . This makes the conversion factor 10,000km per 90 degrees. They are 005 degree, 075 degrees, 156 degrees, 231 degrees and finally 320 degrees I'll be very grateful to get the answers as soon as possible I am not sure what you are asking. It is 2 plus a quarter of a degree. This is the distance of DIA from the equator. By default, ArcMap calculates out to 3 decimal places. For "Y Coordinate of Point" change units to Decimal Degrees. This angle form has each degree is divided into 60 minutes and each Get Started The decimal degrees can be used by following a few simple steps: Step 1: Enter the angle in decimal degrees in the input box. Find A1 + A2 and A1 - A2. 11691 SW 17th Street Lon: -104 40 23. Right click on Lat field and select Calculate Geometry (ignore message). We also explain how to convert decimal degrees to DMS with a step by step guide and example. I need help determining a mathematic problem. Address to Lat Long has the option convert address to lat long. Solving math equations can be challenging, but it's also a great way to improve your problem-solving skills. If you want to enhance your academic performance, you need to be willing to put in the work. How to Use the Degree Minutes Seconds Calculator? Cookies are used and among other things, to display personalized ads. Just separate the degrees from minutes and seconds with a space like this: Distributive property with exponents and variables, Florida math 7.3 equations with the distributive property answer key, Flowchart for finding roots of quadratic equation in c, How to make the degree symbol in google docs, Lesson 3 homework practice subtract integers, Random 7th grade math problems with answers, Solution set in terms of natural logarithms, Writing decimals in expanded form worksheet. All NOAA. Surveyors usually use true north as a reference, compass, magnetic north, so you have to know local variation. However, they differ by only 42 km., and are both approximately 40,000 km. Information Quality This angle form has each degree is divided into 60 minutes and each. The conversion factors are 60 seconds per minute and 60 minutes per degree. Study, Degrees (), minutes ('), seconds ('') to decimal degrees angle converter and how to convert. written by Ed Williams One degree has 60 minutes and one minute has 60 seconds. That means that in one degree, there are 3600 seconds. Our goal is to make science relevant and fun for everyone. Important Note: The distance calculator on this page Converting decimal degrees to degrees with minutes and seconds is slightly more challenging. 92K views 11 years ago Convert Degree Minute Seconds to Degrees Learn how to convert angles from DMS forms to decimal forms. Using degrees, angles can be expressed in two formats, Auto loan amortization calculator with extra payments, Critical value calculator for two tailed test, Demonstrating the converse of the pythagorean theorem calculator, Eureka 8th grade math linear equations and proportionality problem set teacher's edition, Find equation of the line in slope intercept form, Find the equation of a line that passes through a point and has a slope, Simultaneous differential equations examples, The syntax of this equation is incorrect solidworks. US Topo maps are designed to be used like the traditional 7.5-minute quadrangle paper topographic maps for which the U.S. Geological Survey is so well known. This tool requires that Javascript be enabled to perform the calculations. The tool does generate results in both decimal degrees . Enter latitude and longitude of two points, select the Official websites use .gov If you want to improve your math performance, here's one simple tip: practice, practice, practice. Latitude and Longitude Converter. NOTE: UTM and NATO easting and northing values are rounded to the nearest meter. Wondering how many helium balloons it would take to lift you up in the air? National Oceanic and Atmospheric Administration Convert to radian, degree, minutes, seconds, sign, octant, sextant, quadrant, revolution, gon and mil. Secure .gov websites use HTTPS And, if you need a more precise answer, the fraction to decimal converter might be your lifesaver! Free time to spend with your family and friends. Degrees Minutes Seconds to Decimal Degrees Example DMS = -15020'47 DD = |-150| DM = 20/60 = 0.333333 DS = 47/3600 = 0.013056 DD = |-150| + 0.333333 +. The Geocoded address will show up on the map coordinates along with the address. Example 34 24' 16'' The hot car calculator shows how fast a car's interior heats up during a summer day. And one minute has sixty seconds, which means that one degree has three thousand six hundred seconds. Career Opportunities, National Oceanic and Atmospheric Administration. How many minutes are in a degree? 23 seconds is 23/60 = .383 minutes. Degrees, minutes and seconds (DMS): 4124'12.2"N 210'26.5"E; Degrees and decimal minutes (DMM): 41 24.2028, 2 10.4418; Get the coordinates for a place. http://www.google.de/policies/privacy/partners/ We can convert the latitude in a similar way: Lat : 39 51 42 = 39 51.7 = 39.862. This online calculator outputs compass point given direction angle in degrees. On, A topographic map tells you where things are and how to get to them, whether you're hiking, biking, hunting, fishing, or just interested in the world around you. Convert the GPS coordinates (a, b) from the typical degree-minute-second format given by most GPS devices into the decimal degree format using the following formula: degrees + (minutes/60) + (seconds/3600) = degrees. Degrees Minutes.m to Decimal Degrees.d = M.m / 60, Decimal Degrees = Degrees + .d There are 60 minutes in a degree and 60 seconds in a minute (3600 seconds in a degree), both seconds and minutes are segments of ARC and not time. As a degree is 6 0 , a quarter of a degree is 1 5 . Then, take what's left and multiply it by sixty. How to convert GPS coordinates to degree minutes and seconds? nhcwebmaster@noaa.gov, Central Pacific Hurricane Center In 1979, the ticks were replaced with a full-line black UTM grid. You don't want to calculate it by hand? 262K views 5 years ago. Look no further than our new solutions service. 40.383 minutes is 40.383/60 = 0.673 degrees, so the longitude equals 104.673. If you're looking for help with your homework, our team of experts have you covered. For "X Coordinate of Point" change units to Decimal Degrees. The binary to hexadecimal converter gives you an insight into the relationship between binary and hexadecimal number systems and how to convert from one to the other. In addition, the azimuth looking from Point B to Point A will not be the converse (90 degrees minus the Help Beginning in the mid-1950s, the grid was indicated by blue ticks around the map at 1,000-meter spacing. Two units of measurement to determine GPS coordinates: Decimal degrees which are calculated up to centimeters. Those are, or could be, compass bearings. For instance, north is a heading of 0 and west is a heading of 270, meaning that northwest would be 315 degrees or . The intent is to show ads that are relevant and appealing to the individual user and therefore more valuable to publishers and third party advertisers. Degrees - Minutes - Seconds angle calculator This calculator is used to add and subtract angles in the form Degrees - Minutes - Seconds (DMS). An online calculator to add and subtract two angles given in degrees, minutes and seconds (DMS) form. 1 = 3600". Using degrees, angles can be expressed in two formats, degrees-mins-secs and in decimal degrees . When converting to decimal don't bother about sign or any other. Pipe Tools & Calculators. Right click on Long field and select Calculate Geometry (ignore message). | Large map | Coordinates to address. This degrees minutes seconds calculator can help you convert degrees minutes seconds to decimal degrees. This example is for Denver International Airport. These values refer to a base area of 90m, so in steep terrain there can be larger deviations of up to 30 metres. Note: Positive latitude values (1 to 90) represent locations in the northern hemisphere (north of the equator), whereas . math is the study of numbers, shapes, and patterns. " : second. Information about AM and FM broadcast radio stations is available at the Audio Division on the FCC's website, and at Broadcast Radio Links.FCC>Media Bureau>Audio Division, (202) - 418-2700. This example is for Denver International Airport. Updated USGS digital topographic maps feature more trails and other recreationpoints of interest, Building on the success of 125 years of mapping, the U.S. Geological Survey created US Topo, a georeferenced digital map produced from The National Map data.