STARLINK-3045, 49173
Orbit data source: Space-Track
STARLINK-3045, 49173 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 14 Sep 2021 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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49173 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
297 kg wet, ~275 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: 10 hours ago
TLE from 10 hours ago
0 STARLINK-3045
1 49173U 21082AV 26305.57083488 .00000189 00000-0 10779-4 0 9992
2 49173 70.0006 29.7231 0003526 269.6569 90.4202 15.30411626282145Epoch: 2026-11-01T13:42Z
TLE epoch observation values (Epoch: 2026-11-01T13:42:00.133Z)
Latitude
-0.00008°
Longitude
143.36221°
Altitude
477.06 km
Speed
7.628 km/s
True Right ascension
01h 58m 53s
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
19:51:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
474.918 km
Perigee altitude
470.087 km
Semi-major axis
6,850.639 km
Eccentricity
0.00035
Inclination
70.0006°
RAAN
29.7231°
Arg. of periapsis
269.6569°
True anomaly
90.4606°
Mean anomaly
90.4202°
Eccentric anomaly
90.4404°
Mean motion
3.82778 °/min
Orbital period
94.05 mins
BSTAR
0.000010779
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Other satellites on launch #82 in the year 2021 (2021-09-14 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-3045 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 | 2026-11-02 07:05:23.090Z | 195.59° SSW | 2026-11-02 07:08:23.090Z | 110.972° ESE | 72.062° | 2026-11-02 07:11:23.090Z | 29.54° NE |
| 5 mins | 2026-11-02 16:56:23.090Z | 323.166° NNW | 2026-11-02 16:58:23.090Z | 208.287° SW | 62.77° | 2026-11-02 17:01:23.090Z | 165.274° S |
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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