Spacecraft information: UMBRA-12
| Launched | 10 January 2026 |
| Flight ended | – |
| Status | Operational |
| Category |
Active satellites
|
| Launch site | Air Force Western Test Range, California, USA |
| Owner | United States |
| NORAD ID | 67371 |
| COSPAR ID | 2026-004J |
| Observing |
Current orbital elements
| Inclination | 97.802° |
| Eccentricity | 0.00070 |
| RA ascending node | 6.122 hr |
| Argument perigee | 37.934° |
| Mean anomaly | 322.238° |
| Orbital period | 96.733 min |
| Epoch of osculation | 01 Apr 2026, 23:14 |
Derived Quantities
| Min Altitude | 604.5 km |
| Mean Altitude | 609.4 km |
| Peak Altitude | 614.3 km |
Launched alongside
LEMUR-2 FIKRETDENGIZ LEMUR-2-CALLUM-K-J LEMUR-2-MARIO-SOUSA TWILIGHT-1 OBJECT D LEMUR-2-SONNENBLUME LEMUR-2-WOBLER TWILIGHT-1 OBJECT G LEMUR-2-GRAM-E-SUE ICEYE-X63 ICEYE-X64 AETHER-3 AETHER-4 AETHER-5 AETHER-6 AETHER-7 AETHER-8 AETHER-9 AETHER-10 AETHER-11 AETHER-12 CAPELLA-19 CAPELLA-18 TWILIGHT-1 OBJECT Z LEMUR-2-KATIE LEMUR-2-HCS-BAZUS HYDRA-2 CONNECTA IOT-16 FLAMINGO-1 HAWK-13A HAWK-13C TWILIGHT-1 OBJECT AH PANDORA HAWK-13B CARBSAR TOMORROW-S10 TOMORROW-S11 CONNECTA IOT-13 CONNECTA IOT-14 CONNECTA IOT-15Orbital History
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