Science
WNISAT 1R
Japanese Commercial Arctic Sea Ice Monitoring Satellite · Weathernews Inc. (Japan)
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WNISAT-1R, the successor to Weathernews' original Arctic sea ice monitoring satellite, launched to continue providing commercial ice condition data for shipping companies navigating the Northern Sea Route as Arctic ice continues retreating.
Its orbit
- Orbit
- Low Earth Orbitcan appear as a fast-moving star at dawn or dusk
- Altitude
- 347–355 mi (558–571 km)
- Inclination
- 97.5°
- One orbit
- 95.8 minutes15.0 orbits a day
- NORAD ID
- 42835
- Int’l designator
- 2017-042L
- Launched
- 2017
Orbital elements from CelesTrak, as of 22 Sep 2026.
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