Atmosphere API

amentum · Location

Location No Auth Free & Open location

Instantly access empirical models of atmospheric density and composition that are recommended by the Committee on Space Research (COSPAR) for satellite drag calculations. API requests must contain a key "API-Key" in the header (see code samples). Obtain a key from here . Help us improve the quality of our web APIs by completing our 2 minute survey here . Amentum Pty Ltd is

Authentication

No authentication requiredFree to use with no key needed.

Sample Requests

GET Compute atmospheric density and temperatures

under given conditions.

https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/jb2008?day=23&utc=2&year=2020&month=5&altitude=300&geodetic_latitude=42&geodetic_longitude=42

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/jb2008?day=23&utc=2&year=2020&month=5&altitude=300&geodetic_latitude=42&geodetic_longitude=42"

import requests
params = {
    "day": "23",
    "utc": "2",
    "year": "2020",
    "month": "5",
    "altitude": "300",
    "geodetic_latitude": "42",
    "geodetic_longitude": "42"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/jb2008",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/jb2008');
url.searchParams.set('day', '23');
url.searchParams.set('utc', '2');
url.searchParams.set('year', '2020');
url.searchParams.set('month', '5');
url.searchParams.set('altitude', '300');
url.searchParams.set('geodetic_latitude', '42');
url.searchParams.set('geodetic_longitude', '42');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/jb2008")
	q := baseURL.Query()
	q.Set("day", "23")
	q.Set("utc", "2")
	q.Set("year", "2020")
	q.Set("month", "5")
	q.Set("altitude", "300")
	q.Set("geodetic_latitude", "42")
	q.Set("geodetic_longitude", "42")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/jb2008")
uri.query = URI.encode_www_form({
  "day" => "23",
  "utc" => "2",
  "year" => "2020",
  "month" => "5",
  "altitude" => "300",
  "geodetic_latitude" => "42",
  "geodetic_longitude" => "42"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/jb2008?" . http_build_query([
    "day" => "23",
    "utc" => "2",
    "year" => "2020",
    "month" => "5",
    "altitude" => "300",
    "geodetic_latitude" => "42",
    "geodetic_longitude" => "42"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET Compute atmospheric composition, density, and temperatures

at specified conditions.

https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/nrlmsise00?ap=30&day=23&utc=2&f107=120&year=2020&f107a=120&month=5&altitude=300&geodetic_latitude=42&geodetic_longitude=42

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/nrlmsise00?ap=30&day=23&utc=2&f107=120&year=2020&f107a=120&month=5&altitude=300&geodetic_latitude=42&geodetic_longitude=42"

import requests
params = {
    "ap": "30",
    "day": "23",
    "utc": "2",
    "f107": "120",
    "year": "2020",
    "f107a": "120",
    "month": "5",
    "altitude": "300",
    "geodetic_latitude": "42",
    "geodetic_longitude": "42"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/nrlmsise00",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/nrlmsise00');
url.searchParams.set('ap', '30');
url.searchParams.set('day', '23');
url.searchParams.set('utc', '2');
url.searchParams.set('f107', '120');
url.searchParams.set('year', '2020');
url.searchParams.set('f107a', '120');
url.searchParams.set('month', '5');
url.searchParams.set('altitude', '300');
url.searchParams.set('geodetic_latitude', '42');
url.searchParams.set('geodetic_longitude', '42');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/nrlmsise00")
	q := baseURL.Query()
	q.Set("ap", "30")
	q.Set("day", "23")
	q.Set("utc", "2")
	q.Set("f107", "120")
	q.Set("year", "2020")
	q.Set("f107a", "120")
	q.Set("month", "5")
	q.Set("altitude", "300")
	q.Set("geodetic_latitude", "42")
	q.Set("geodetic_longitude", "42")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/nrlmsise00")
uri.query = URI.encode_www_form({
  "ap" => "30",
  "day" => "23",
  "utc" => "2",
  "f107" => "120",
  "year" => "2020",
  "f107a" => "120",
  "month" => "5",
  "altitude" => "300",
  "geodetic_latitude" => "42",
  "geodetic_longitude" => "42"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/nrlmsise00?" . http_build_query([
    "ap" => "30",
    "day" => "23",
    "utc" => "2",
    "f107" => "120",
    "year" => "2020",
    "f107a" => "120",
    "month" => "5",
    "altitude" => "300",
    "geodetic_latitude" => "42",
    "geodetic_longitude" => "42"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

GET Forecast winds, ion and molecular densities, and temperatures in the atmosphere

at a given position and time on 42-48 hour forecast horizon (10 minute resolution). NOTE: latitudes outside the interval (-90,90) are clipped to the endpoints; longitudes outside (0,360) are wrapped.

https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/wam-ipe?day=23&hour=15&year=2020&month=5&minute=10&altitude=300&latitude=42&longitude=42

Hover any highlighted part to learn what it does

curl -X GET "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/wam-ipe?day=23&hour=15&year=2020&month=5&minute=10&altitude=300&latitude=42&longitude=42"

import requests
params = {
    "day": "23",
    "hour": "15",
    "year": "2020",
    "month": "5",
    "minute": "10",
    "altitude": "300",
    "latitude": "42",
    "longitude": "42"
}
response = requests.get(
    "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/wam-ipe",
    params=params,
)
print(response.json())

const url = new URL('https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/wam-ipe');
url.searchParams.set('day', '23');
url.searchParams.set('hour', '15');
url.searchParams.set('year', '2020');
url.searchParams.set('month', '5');
url.searchParams.set('minute', '10');
url.searchParams.set('altitude', '300');
url.searchParams.set('latitude', '42');
url.searchParams.set('longitude', '42');

const response = await fetch(url); 
const data = await response.json();
console.log(data);

package main

import (
	"fmt"
	"io"
	"net/http"
	"net/url"
)

func main() {
	baseURL, _ := url.Parse("https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/wam-ipe")
	q := baseURL.Query()
	q.Set("day", "23")
	q.Set("hour", "15")
	q.Set("year", "2020")
	q.Set("month", "5")
	q.Set("minute", "10")
	q.Set("altitude", "300")
	q.Set("latitude", "42")
	q.Set("longitude", "42")
	baseURL.RawQuery = q.Encode()
	targetURL := baseURL.String()
	req, _ := http.NewRequest("GET", targetURL, nil)

	client := &http.Client{}
	resp, _ := client.Do(req)
	defer resp.Body.Close()
	body, _ := io.ReadAll(resp.Body)
	fmt.Println(string(body))
}

require "net/http"
require "json"

uri = URI("https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/wam-ipe")
uri.query = URI.encode_www_form({
  "day" => "23",
  "hour" => "15",
  "year" => "2020",
  "month" => "5",
  "minute" => "10",
  "altitude" => "300",
  "latitude" => "42",
  "longitude" => "42"
})

http = Net::HTTP.new(uri.host, uri.port)
http.use_ssl = uri.scheme == "https"

req = Net::HTTP::Get.new(uri)

res = http.request(req)
puts JSON.parse(res.body)

<?php
$url = "https://api.apis.guru/v2/specs/amentum.space/atmosphere/1.1.1/wam-ipe?" . http_build_query([
    "day" => "23",
    "hour" => "15",
    "year" => "2020",
    "month" => "5",
    "minute" => "10",
    "altitude" => "300",
    "latitude" => "42",
    "longitude" => "42"
]);
$opts = ["http" => [
    "method" => "GET",
]];
$ctx = stream_context_create($opts);
$res = file_get_contents($url, false, $ctx);
print_r(json_decode($res, true));

Postman Setup Guide

Get Postman ↗

See official documentation for authentication and setup.

What can you build with Atmosphere API?

Atmosphere API is a Location API. Developers commonly use location APIs for:

tracking assets and vehicles in real time
building delivery and logistics apps
finding nearby businesses or services
geo-fencing and location-based notifications
address validation and autocomplete

No authentication required. This API is open — no signup or key needed. Ideal for quick prototypes and public-facing features. Atmosphere API is free to use, making it a low-risk choice to experiment with.

New to APIs? Read our beginner's guide · Learn about API keys · What is REST?

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