STARLINK-1231, 45212
Orbit data source: Space-Track
STARLINK-1231, 45212 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 17 Feb 2020 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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45212 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Partially operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
260 kg wet, ~248 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 STARLINK-1231
1 45212U 20012AL 26318.10270535 .00049578 00000-0 12917-2 0 9997
2 45212 53.0334 294.5758 0003097 100.2211 259.9141 15.38397473373408Epoch: 2026-11-14T02:27Z
TLE epoch observation values (Epoch: 2026-11-14T02:27:53.742Z)
Latitude
-0.00001°
Longitude
-155.61044°
Altitude
452.108 km
Speed
7.642 km/s
True Right ascension
19h 38m 18s
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
11:31:55
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
453.241 km
Perigee altitude
449.01 km
Semi-major axis
6,829.262 km
Eccentricity
0.00031
Inclination
53.0334°
RAAN
294.5758°
Arg. of periapsis
100.2211°
True anomaly
259.87916°
Mean anomaly
259.9141°
Eccentric anomaly
259.89663°
Mean motion
3.84576 °/min
Orbital period
93.61 mins
BSTAR
0.0012917
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Other satellites on launch #12 in the year 2020 (2020-02-17 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-1231 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-11-15 00:27:29.493Z | 181.273° SSW | 2026-11-15 00:29:29.493Z | 134.095° SE | 27.623° | 2026-11-15 00:32:29.493Z | 72.737° E |
| 4 mins | 2026-11-15 02:05:29.493Z | 283.911° WNW | 2026-11-15 02:06:29.493Z | 313.496° NW | 33.179° | 2026-11-15 02:09:29.493Z | 30.294° NE |
| 4 mins | 2026-11-15 07:00:29.493Z | 346.341° N | 2026-11-15 07:02:29.493Z | 41.404° NE | 27.278° | 2026-11-15 07:04:29.493Z | 83.493° E |
| 5 mins | 2026-11-15 08:37:29.493Z | 284.282° WNW | 2026-11-15 08:39:29.493Z | 228.632° WSW | 37.077° | 2026-11-15 08:42:29.493Z | 159.99° 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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