HAWK-3B, 48931
Orbit data source: Space-Track
HAWK-3B, 48931 is a payload satellite owned by HawkEye 360 (US) in SSO that was launched on Wed, 30 Jun 2021 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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48931 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
UTIAS-SFL
Mission
Operational Commercial Sigint
Bus & Motor
DEFIANT, Unknown motor
Mass
31 kg wet, 30 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.0 m
Radar Cross Section
0.348 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 9 hours ago
TLE from 9 hours ago
0 HAWK-3B
1 48931U 21059BE 25308.91885569 .00024064 00000-0 39498-3 0 9993
2 48931 97.6716 122.4398 0007377 75.2149 284.9920 15.52400169242874Epoch: 2025-11-04T22:03Z
TLE epoch observation values (Epoch: 2025-11-04T22:03:09.131Z)
Latitude
-0.00001°
Longitude
107.25278°
Altitude
411.555 km
Speed
7.665 km/s
True Right ascension
08h 09m 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
03:12:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
411.66 km
Perigee altitude
401.65 km
Semi-major axis
6,784.792 km
Eccentricity
0.00074
Inclination
97.6716°
RAAN
122.4398°
Arg. of periapsis
75.2149°
True anomaly
284.91032°
Mean anomaly
284.992°
Eccentric anomaly
284.95116°
Mean motion
3.88363 °/min
Orbital period
92.7 mins
BSTAR
0.00039498
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Other satellites on launch #59 in the year 2021 (2021-06-30 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.HAWK-3B 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 | 2025-11-05 12:06:19.478Z | 194.144° SSW | 2025-11-05 12:08:19.478Z | 241.811° WSW | 31.022° | 2025-11-05 12:11:19.478Z | 329.593° NNW |
| 4 mins | 2025-11-06 00:55:19.478Z | 344.965° N | 2025-11-06 00:56:19.478Z | 313.62° NW | 33.261° | 2025-11-06 00:59:19.478Z | 214.539° SW |
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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