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: 11 hours ago
TLE from 11 hours ago
0 HAWK-3B
1 48931U 21059BE 25325.02720824 .00026806 00000-0 42160-3 0 9992
2 48931 97.6705 139.6598 0006714 22.3388 337.8156 15.53571944245374Epoch: 2025-11-21T00:39Z
TLE epoch observation values (Epoch: 2025-11-21T00:39:10.791Z)
Latitude
-0.00002°
Longitude
69.58871°
Altitude
405.216 km
Speed
7.67 km/s
True Right ascension
09h 18m 38s
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
08:59:12
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
407.793 km
Perigee altitude
398.687 km
Semi-major axis
6,781.377 km
Eccentricity
0.00067
Inclination
97.6705°
RAAN
139.6598°
Arg. of periapsis
22.3388°
True anomaly
337.78653°
Mean anomaly
337.8156°
Eccentric anomaly
337.80107°
Mean motion
3.88657 °/min
Orbital period
92.63 mins
BSTAR
0.0004216
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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 | 2025-11-22 00:23:43.116Z | 26.423° NE | 2025-11-22 00:26:43.116Z | 114.068° SE | 34.876° | 2025-11-22 00:28:43.116Z | 169.322° 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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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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