FLOCK 4Q 21, 58329
Orbit data source: Space-Track
FLOCK 4Q 21, 58329 is a payload satellite owned by Planet (US) in SSO that was launched on Sat, 11 Nov 2023 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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58329 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Planet
Mission
Non-operational Commercial Imaging
Bus & Motor
CUBESAT 3U, Unknown motor
Mass
5.7 kg wet, 5.7 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 2 Pan, 1.0 m
Radar Cross Section
0.072 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 FLOCK 4Q 21
1 58329U 23174CB 26080.77927120 .00052853 00000-0 69156-3 0 9998
2 58329 97.3919 172.5652 0005826 119.2533 240.9306 15.58441361132378Epoch: 2026-03-21T18:42Z
TLE epoch observation values (Epoch: 2026-03-21T18:42:09.031Z)
Latitude
-0.00004°
Longitude
72.73249°
Altitude
397.229 km
Speed
7.671 km/s
True Right ascension
11h 30m 15s
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
09:32:02
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
393.024 km
Perigee altitude
385.139 km
Semi-major axis
6,767.219 km
Eccentricity
0.00058
Inclination
97.3919°
RAAN
172.5652°
Arg. of periapsis
119.2533°
True anomaly
240.87227°
Mean anomaly
240.9306°
Eccentric anomaly
240.90143°
Mean motion
3.89877 °/min
Orbital period
92.34 mins
BSTAR
0.00069156
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Other satellites on launch #174 in the year 2023 (2023-11-11 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.FLOCK 4Q 21 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 | 2026-03-22 05:37:42.523Z | 132.61° SE | 2026-03-22 05:39:42.523Z | 87.042° E | 25.708° | 2026-03-22 05:42:42.523Z | 10.364° 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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