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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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: 1 day ago
TLE from 1 day ago
0 HAWK-3B
1 48931U 21059BE 26050.08522871 .00027586 00000-0 34155-3 0 9997
2 48931 97.6708 236.4522 0006135 45.4998 314.6758 15.60040159259384Epoch: 2026-02-19T02:02Z
TLE epoch observation values (Epoch: 2026-02-19T02:02:43.760Z)
Latitude
-0.00007°
Longitude
56.72829°
Altitude
387.76 km
Speed
7.679 km/s
True Right ascension
15h 45m 48s
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
08:28:03
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
388.614 km
Perigee altitude
380.317 km
Semi-major axis
6,762.602 km
Eccentricity
0.00061
Inclination
97.6708°
RAAN
236.4522°
Arg. of periapsis
45.4998°
True anomaly
314.62578°
Mean anomaly
314.6758°
Eccentric anomaly
314.65079°
Mean motion
3.90276 °/min
Orbital period
92.24 mins
BSTAR
0.00034155
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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 | 2026-02-20 12:02:51.973Z | 142.808° SSE | 2026-02-20 12:04:51.973Z | 97.798° ESE | 31.513° | 2026-02-20 12:07:51.973Z | 4.114° NNE |
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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