239Alferov
Mission information
Name
239Alferov
Другие названия
239-PTS, RS61S
Call sign
RS61S
Satellite ID
RNAT-4607-0106-2995-6819
NORAD ID
NORAD ID слежения
Operator
Геоскан
Network
Space-п
Страна спутника
Russia
Web-site
Status
Active
The satellite is in orbit
The satellite is in orbit
Orbital parameters of the satellite
Perigee
463.20 km
Apogee
469.88 km
Inclination
97.5°
Period
95.2 min
Semi-major axis
6844.6 km
Velocity
7.62 km/s
Mission timeline
Launch time
2025-07-25 05:54:00
Decayed time
Transmitters
Telemetry decoder 239Alferov
Decoder name
geoscan
Decoder fields
Last observers
Observer
Time of receipt
2026-05-20 00:57:23 UTC
2026-05-20 00:55:41 UTC
2026-05-20 00:52:14 UTC
2026-05-20 00:50:41 UTC
2026-05-20 00:49:56 UTC
Data for the last 30 days
Orbital Elements
Last two-line elements (TLE)
TLE source
Celestrak
TLE updated
2026-05-19 19:37:22
Two-line elements (TLE)
1 64881U 25155F 26139.48952690 .00009901 00000+0 32186-3 0 9990
2 64881 97.4547 108.5406 0004843 281.0771 78.9926 15.32096990 76417