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SENTINEL-1D

NORAD 66315· COSPAR 2025-251A· Active satellite· Earth Observation· SSO
Launch
Launched on Nov 4, 2025 from Ariane Launch Area 4, French Guiana aboard a Ariane 62.
Ariane 62 | Sentinel-1D
Live · TLE epoch 2026-09-08 13:11 UTC
Orbit class
SSO — Sun-Synchronous (LEO at 96–102° inclination)
Operator
ESA
Country
European Space Agency
Manufacturer
Launched
Nov 4, 2025
Mass
Apogee
701 km
Perigee
699 km
Inclination
98.18°
Period
1.64 h

Altitude history

Apogee and perigee for SENTINEL-1D across 14 days of archived orbital elements (15 element sets, one per day).

Trend
Stable
Change
-0.0 km
Rate
-0.00 km/day
Now
699 × 701 km
700701699Aug 26Sep 9
Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

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