STARLINK-1091, 44940
Orbit data source: Space-Track
STARLINK-1091, 44940 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 07 Jan 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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
44940 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
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, 4.4 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 STARLINK-1091
1 44940U 20001AC 25258.25003472 .00158961 00000-0 10999-2 0 9999
2 44940 53.0446 351.5051 0004498 272.4585 224.1034 15.73521395 5869Epoch: 2025-09-15T06:00Z
TLE epoch observation values (Epoch: 2025-09-15T06:00:02.999Z)
Latitude
33.46288°
Longitude
57.40074°
Altitude
353.295 km
Speed
7.7 km/s
True Right ascension
09h 27m 28s
True Declination
33° 17' 43"
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
11:39:45
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
352.148 km
Perigee altitude
346.096 km
Semi-major axis
6,727.259 km
Eccentricity
0.00045
Inclination
53.0446°
RAAN
351.5051°
Arg. of periapsis
272.4585°
True anomaly
224.06754°
Mean anomaly
224.1034°
Eccentric anomaly
224.08547°
Mean motion
3.93356 °/min
Orbital period
91.52 mins
BSTAR
0.0010999
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 #1 in the year 2020 (2020-01-07 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.STARLINK-1091 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-09-16 09:03:16.108Z | 237.617° WSW | 2025-09-16 09:05:16.108Z | 311.683° NW | 43.598° | 2025-09-16 09:07:16.108Z | 44.213° NE |
| 4 mins | 2025-09-16 15:27:16.108Z | 319.188° NNW | 2025-09-16 15:29:16.108Z | 78.748° E | 41.061° | 2025-09-16 15:31:16.108Z | 120.526° SE |
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 |
|---|