GEESAT 4-03, 65121
Orbit data source: Space-Track
GEESAT 4-03, 65121 is a payload satellite owned by GeeSpace (CN) in LEO that was launched on Fri, 08 Aug 2025 UTC via a JIELONG-3 launch vehicle from the Yellow Sea Launch Area, China (YSLA). 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
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
65121 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
CN / PRCRelated business
Manufacturer
GWCG
Mission
Operational Commercial Navigation
Bus & Motor
GPS100, Unknown motor
Mass
130 kg wet, 130 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.0 m
Radar Cross Section
0.833 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 15 hours ago
TLE from 15 hours ago
0 GEESAT 4-03
1 65121U 25170C 26034.63992591 .00003035 00000-0 38894-3 0 9995
2 65121 49.9921 73.2193 0021749 271.8279 88.0169 14.83744169 26608Epoch: 2026-02-03T15:21Z
TLE epoch observation values (Epoch: 2026-02-03T15:21:29.598Z)
Latitude
0.00003°
Longitude
69.02803°
Altitude
617.58 km
Speed
7.552 km/s
True Right ascension
04h 52m 52s
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
08:36:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
633.507 km
Perigee altitude
603.074 km
Semi-major axis
6,996.427 km
Eccentricity
0.00217
Inclination
49.9921°
RAAN
73.2193°
Arg. of periapsis
271.8279°
True anomaly
88.266°
Mean anomaly
88.0169°
Eccentric anomaly
88.14145°
Mean motion
3.70876 °/min
Orbital period
97.07 mins
BSTAR
0.00038894
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 #170 in the year 2025 (2025-08-08 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.GEESAT 4-03 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-04 07:49:42.032Z | 297.9° NW | 2026-02-04 07:52:42.032Z | 343.997° N | 23.05° | 2026-02-04 07:56:42.032Z | 45.649° ENE |
| 6 mins | 2026-02-04 09:32:42.032Z | 323.758° NNW | 2026-02-04 09:35:42.032Z | 16.604° NNE | 23.471° | 2026-02-04 09:38:42.032Z | 63.363° ENE |
| 7 mins | 2026-02-04 11:14:42.032Z | 313.758° NW | 2026-02-04 11:17:42.032Z | 48.429° ENE | 41.909° | 2026-02-04 11:21:42.032Z | 112.515° SE |
| 5 mins | 2026-02-04 12:56:42.032Z | 262.289° W | 2026-02-04 12:58:42.032Z | 224.62° SW | 22.629° | 2026-02-04 13:01:42.032Z | 177.573° S |
| 7 mins | 2026-02-05 04:42:42.032Z | 210.453° SW | 2026-02-05 04:45:42.032Z | 151.906° SSE | 37.894° | 2026-02-05 04:49:42.032Z | 66.226° ENE |
| 7 mins | 2026-02-05 06:24:42.032Z | 278.262° WNW | 2026-02-05 06:27:42.032Z | 345.334° N | 31.915° | 2026-02-05 06:31:42.032Z | 46.601° ENE |
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 descending 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 descending order |
|---|