Satellite TLE Explorer
Upload Two-Line Element sets, parse orbital mechanics, and explore your satellite catalogue.
Auto Deduplication
Relational Storage
Rich Search
📥 TLE Data Ingestion
Fetch live orbital elements directly from CelesTrak ephemeris feeds. Includes automatic deduplication and offline fallback caching.
CelesTrak Ingestion Pipeline
Connecting to CelesTrak ephemeris feed…1. Network Handshake
Negotiating secure HTTPS connection with celestrak.org…
2. Stream Telemetry
Receiving orbital Two-Line Element (TLE) satellite records…
3. SGP4 Physics Engine
Validating checksums, calculating inclinations, apogee & perigee…
4. Datastore Persistence
Deduplicating NORAD catalogs & committing records into database…
Resilience & Snapshot Fallback: CelesTrak restricts downloads to once every 2 hours per client IP. If a remote 403 cooldown or latency occurs, SatTrack seamlessly activates the pre-cached local ephemeris snapshot so ingestion completes without interruption.
📊
Ingestion & Parsing Overview
Import standard two-line element sets directly from CelesTrak or upload local telemetry files. The system automatically deduplicates records by NORAD ID and epoch timestamp.
Auto
Deduplication
SGP4
Propagation
SQLite
Storage
Standard Format — ISS (ZARYA)
ISS (ZARYA) 1 25544U 98067A 24001.50000000 .00002182 00000-0 47972-4 0 9999 2 25544 51.6416 247.4627 0006703 130.5360 325.0288 15.50377579430900
Recent Ingestion Records
| Source / Filename | Ingested At (UTC) | Records in Source | New Satellites | Updated | Duplicates Skipped |
|---|---|---|---|---|---|
| Seed demo_tle_sample.txt | 2026-11-10 07:48:53 | 8 | 8 | 0 | 0 |