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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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Identifier
48931, 2021-059BE
Orbit
SSO
Last TLE update
11 hours ago
Origin
Manufacturer
UTIAS-SFL
Mission
Operational Commercial Sigint
Bus & Motor
DEFIANT, Unknown motor
Mass
31 kg wet, 30 kg dry
Launch date (UTC)
2021-06-30 (4 years ago)
Launch vehicle
FALCON 9
Launch site
Air Force Eastern Test Range (AFETR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 1 m
Radar Cross Section
0.348 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 11 hours ago
0 HAWK-3B
1 48931U 21059BE  25195.41413394  .00012237  00000-0  24849-3 0  9998
2 48931  97.6667   1.8787 0009380 119.5002 240.7183 15.46452436225304
Epoch: 2025-07-14T09:56Z
TLE epoch observation values (Epoch: 2025-07-14T09:56:21.172Z)
Latitude
-0.00005°
Longitude
-79.73286°
Altitude
433.36 km
Speed
7.65 km/s
True Right ascension
00h 07m 30s
True Declination
0° 00' 00"
Sunlit
Object was in partial shadow at epoch
Visualization orbit readout
Latitude
-34.99474°
Longitude
-73.88307°
Altitude
446.103 km
Speed
7.64 km/s
Apparent Right ascension
22h 57m 59s
Apparent Declination
-39° 55' 40"
Sunlit
Object is in full shadow
Visualization observer readout
Local Sidereal Time
09:10:50
Azimuth
261.281° W
Elevation
-69.537°
Doppler factor
1
Orbital elements
Apogee altitude
430.436 km
Perigee altitude
417.675 km
Semi-major axis
6,802.193 km
Eccentricity
0.00094
Inclination
97.6667°
RAAN
1.8787°
Arg. of periapsis
119.5002°
True anomaly
Unknown
Mean anomaly
240.7183°
Eccentric anomaly
Unknown
Mean motion
3.86874 °/min
Orbital period
93.05 mins
BSTAR
0.00024849
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HAWK-3B Visibility forecast

Observer location: undefined°, undefined°

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 mins2025-07-15 00:28:27.937Z346.82° N2025-07-15 00:30:27.937Z296.403° NW28.707°2025-07-15 00:33:27.937Z221.903° SW
4 mins2025-07-15 10:56:27.937Z136.176° SSE2025-07-15 10:57:27.937Z97.458° ESE37.318°2025-07-15 11:00:27.937Z359.774° N
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