STSAT 3, 39422
Orbit data source: Space-Track
STSAT 3, 39422 is a payload satellite owned by KARI (KR) in SSO that was launched on Thu, 21 Nov 2013 UTC via a DNEPR launch vehicle from the Orenburg, Russia (OREN). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
39422 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
Unknown / SKORRelated business
Manufacturer
SatRec Initiative
Mission
Operational Civil Ast/Imaging
Bus & Motor
STSAT, Unknown motor
Mass
170 kg wet, 170 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 0.9 m
Radar Cross Section
0.919 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 STSAT 3
1 39422U 13066G 25300.53101925 .00005239 00000-0 41560-3 0 9990
2 39422 97.5854 269.9438 0016001 96.1399 264.1649 15.00839674649280Epoch: 2025-10-27T12:44Z
TLE epoch observation values (Epoch: 2025-10-27T12:44:40.063Z)
Latitude
0.00001°
Longitude
42.64534°
Altitude
568.512 km
Speed
7.576 km/s
True Right ascension
17h 59m 46s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
18:16:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
572.409 km
Perigee altitude
550.201 km
Semi-major axis
6,939.442 km
Eccentricity
0.0016
Inclination
97.5854°
RAAN
269.9438°
Arg. of periapsis
96.1399°
True anomaly
263.98253°
Mean anomaly
264.1649°
Eccentric anomaly
264.07371°
Mean motion
3.75454 °/min
Orbital period
95.88 mins
BSTAR
0.0004156
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #66 in the year 2013 (2013-11-21 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STSAT 3 Visibility forecast
Loading observer location...
Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-10-28 10:07:29.350Z | 46.655° ENE | 2025-10-28 10:10:29.350Z | 99.613° ESE | 19.942° | 2025-10-28 10:12:29.350Z | 136.114° SSE |
| 5 mins | 2025-10-28 11:43:29.350Z | 329.117° NNW | 2025-10-28 11:45:29.350Z | 283.545° WNW | 23.638° | 2025-10-28 11:48:29.350Z | 233.488° WSW |
| 6 mins | 2025-10-28 22:28:29.350Z | 190.646° SSW | 2025-10-28 22:31:29.350Z | 270.863° WNW | 36.435° | 2025-10-28 22:34:29.350Z | 332.987° NNW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|