NOAA 20 (JPSS-1)
NOAA-20 is a US polar-orbiting weather satellite launched in 2017. From a sun-synchronous orbit around 825 km, it scans the entire planet twice a day, feeding data into global weather forecasts.
Orbital data
- NORAD ID
- 43013
- COSPAR ID
- 2017-073A
- Type
- Weather
- Orbit
- LEO
- Perigee (lowest)
- 834 km
- Apogee (highest)
- 834 km
- Inclination
- 98.79°
- Orbital period
- 101 min
- Launch year
- 2017
- Owner (CelesTrak)
- United States
Orbital data updated: 2026-10-18 · from CelesTrak, refreshed every 2 hours.
About LEO orbit
Low Earth Orbit. Up to 2,000 km altitude. Where most satellites live including the ISS (~420 km), Starlink (~550 km), and Earth observation. Orbital period roughly 90 minutes.
Frequently asked
What does NOAA-20 do?
It carries instruments that measure atmospheric temperature, moisture, cloud cover, and sea surface temperature, all critical inputs for weather prediction models.
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