STARLINK-33642, 63978
Orbit data source: Space-Track
STARLINK-33642, 63978 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 13 May 2025 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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.
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63978 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 17.7 m
Radar Cross Section
36.964 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 STARLINK-33642
1 63978U 25099AC 26171.38969919 .00009253 00000-0 34530-3 0 9996
2 63978 43.0025 312.6886 0001244 244.9515 115.1207 15.27583311 62993Epoch: 2026-06-20T09:21Z
TLE epoch observation values (Epoch: 2026-06-20T09:21:10.010Z)
Latitude
-0.00004°
Longitude
-96.20817°
Altitude
483.177 km
Speed
7.625 km/s
True Right ascension
20h 50m 45s
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
10:20:19
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
485.838 km
Perigee altitude
484.13 km
Semi-major axis
6,863.121 km
Eccentricity
0.00012
Inclination
43.0025°
RAAN
312.6886°
Arg. of periapsis
244.9515°
True anomaly
115.13361°
Mean anomaly
115.1207°
Eccentric anomaly
115.12715°
Mean motion
3.81734 °/min
Orbital period
94.31 mins
BSTAR
0.0003453
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Other satellites on launch #99 in the year 2025 (2025-05-13 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARLINK-33642 Visibility forecast
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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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-06-21 12:13:04.642Z | 208.097° SW | 2026-06-21 12:16:04.642Z | 153.722° SSE | 25.513° | 2026-06-21 12:19:04.642Z | 90.939° ESE |
| 5 mins | 2026-06-21 13:53:04.642Z | 260.666° W | 2026-06-21 13:55:04.642Z | 1.52° NNE | 44.3° | 2026-06-21 13:58:04.642Z | 70.227° E |
| 5 mins | 2026-06-21 15:32:04.642Z | 293.673° NW | 2026-06-21 15:34:04.642Z | 355.111° N | 38.025° | 2026-06-21 15:37:04.642Z | 76.112° E |
| 5 mins | 2026-06-21 17:11:04.642Z | 286.83° WNW | 2026-06-21 17:13:04.642Z | 266.491° W | 44.339° | 2026-06-21 17:16:04.642Z | 111.968° ESE |
| 4 mins | 2026-06-21 18:50:04.642Z | 252.295° W | 2026-06-21 18:52:04.642Z | 211.135° SW | 19.463° | 2026-06-21 18:54:04.642Z | 173.214° S |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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