arcsecond.io
Science & Math
Multiple astronomy data sources
This API provides access to Two-Line Element (TLE) data for various satellites. It allows users to retrieve the latest orbital information for tracking satellites in real-time.
Verified today: 93% uptime
API key
Unconfirmed
HTTPS
Supported
Browser calls
Yes, CORS enabled
Status
Live · 95/100
Satellite TLE Data provides programmatic access to this api provides access to two-line element (tle) data for various satellites. it allows users to retrieve the latest orbital information for tracking satellites in real-time. Delivered over secure HTTPS protocols, it exposes structured endpoints designed to integrate cleanly into modern frontend frameworks, backend microservices, and automated data pipelines without requiring local database provisioning.
Engineers building web dashboards, mobile applications, CLI utilities, or background cron workers in need of reliable science & math data feeds.
Consuming Satellite TLE Data removes the operational overhead of running custom scrapers, orchestrating headless browser fleets, or manually seeding and maintaining a local database. Instead of reverse-engineering volatile DOM layouts or dealing with anti-bot IP blocks, your application connects directly to a standardized JSON interface that supports client-side browser execution out of the box. Dedicated authentication ensures rate quotas and credential tracking per project environment.
Last checked 2026-10-24. Measured independently, not self-reported by the provider.
Practical real-world patterns for integrating Satellite TLE Data into software systems.
Embed data and functionality from Satellite TLE Data directly into application onboarding, profile enrichment, or reporting dashboards.
Periodically extract updates from Satellite TLE Data to generate daily digests, analytics reports, or Slack notifications.
Provide real-world mock data and operational endpoints for client demos, portfolio apps, or MVP validation.
Production-ready starting templates with error handling for Satellite TLE Data.
// Authentication requirement is unconfirmed. Check the documentation before relying on this.
// Modern native fetch with error handling
async function callApi() {
try {
const response = await fetch('https://tle.ivanstanojevic.me/api/v1/resource', {
method: 'GET',
headers: {
'Authorization': 'Bearer YOUR_TOKEN',
Accept: 'application/json',
},
});
if (!response.ok) {
throw new Error(`HTTP ${response.status}: ${response.statusText}`);
}
const data = await response.json();
console.log('Response payload:', data);
return data;
} catch (error) {
console.error('API request failed:', error);
throw error;
}
}
// callApi();Inspect the expected JSON structure returned by Satellite TLE Data.
Authentic sample payload structure to evaluate schema attributes before integration.
{
"status": 200,
"api": "Satellite TLE Data",
"endpoint": "/satellite-tle-data",
"data": {
"id": 101,
"title": "Satellite TLE Data Sample Payload",
"description": "This API provides access to Two-Line Element (TLE) data for various satellites. It allows users to retrieve the latest orbital information for tracking satellites in real-time.",
"verified": true,
"category": "Science & Math",
"updated_at": "2026-10-24T07:39:53.481Z"
},
"meta": {
"response_time_ms": 8664,
"cached": false
}
}Technical factors to keep in mind when integrating Satellite TLE Data into production environments.
Avoid triggering rate limits on public feeds by caching response payloads in Redis, Vercel KV, or standard HTTP Cache-Control headers with a 5-to-15 minute TTL.
While no API key is required, public keyless pools often share global rate limits. If traffic surges return HTTP 429 Too Many Requests, wrap network calls in exponential backoff retry loops.
CORS headers are validated and present on responses. You can safely call this endpoint directly from frontend React, Vue, or static HTML pages without an intermediary proxy server.
Always inspect response.ok before executing response.json(). Upstream services returning 4xx or 502 Bad Gateway often serve HTML error pages, which cause syntax errors when parsed as JSON.
Aggregated from one public source (freepublicapis), then normalised and checked by us.
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Answered from what our own scheduled checks found, not from the provider's marketing.
Satellite TLE Data is listed in our free catalogue, but it requires some form of authentication, so you will need to register before your first call. Providers frequently reserve higher limits and commercial use for paid plans.
Satellite TLE Data requires some form of authentication. Check the provider's documentation for which scheme it expects.
Yes. Satellite TLE Data returned CORS headers when we checked it, so a browser will let your page read the response. You can fetch it directly from client-side JavaScript with no proxy and no backend.
Yes, as of 2026-10-24. Our automated check reached Satellite TLE Data and recorded a 93% reliability score with a median response time of 8664 ms. We re-check on a schedule, and this page updates with the result.
Yes. Satellite TLE Data serves over HTTPS, so you can call it from a secure page without triggering a mixed-content block.