STARLINK-1277, 45369
Orbit data source: Space-Track
STARLINK-1277, 45369 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Wed, 18 Mar 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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45369 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: 7 hours ago
TLE from 7 hours ago
0 STARLINK-1277
1 45369U 20019K 26170.58628450 .00143950 00000-0 13541-2 0 9991
2 45369 53.0415 17.9961 0003704 74.1266 286.0157 15.66169357345819Epoch: 2026-06-19T14:04Z
TLE epoch observation values (Epoch: 2026-06-19T14:04:14.980Z)
Latitude
-0.00003°
Longitude
-100.87947°
Altitude
370.09 km
Speed
7.689 km/s
True Right ascension
01h 11m 59s
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
08:03:59
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
372.657 km
Perigee altitude
367.658 km
Semi-major axis
6,748.295 km
Eccentricity
0.00037
Inclination
53.0415°
RAAN
17.9961°
Arg. of periapsis
74.1266°
True anomaly
285.9749°
Mean anomaly
286.0157°
Eccentric anomaly
285.9953°
Mean motion
3.91518 °/min
Orbital period
91.95 mins
BSTAR
0.0013541
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Other satellites on launch #19 in the year 2020 (2020-03-18 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-1277 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-19 23:47:02.179Z | 294.782° NW | 2026-06-19 23:48:02.179Z | 256.318° W | 40.81° | 2026-06-19 23:51:02.179Z | 140.879° SSE |
| 4 mins | 2026-06-20 16:18:02.179Z | 212.239° SW | 2026-06-20 16:19:02.179Z | 181.237° SSW | 40.223° | 2026-06-20 16:22:02.179Z | 56.195° 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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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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 |
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