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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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Planet
Mission
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: 7 hours ago
TLE from 7 hours ago
0 FLOCK 4Q 21
1 58329U 23174CB 25289.18154310 .00029367 00000-0 64522-3 0 9992
2 58329 97.4123 11.5312 0005952 318.4590 41.6205 15.43959278108100Epoch: 2025-10-16T04:21Z
TLE epoch observation values (Epoch: 2025-10-16T04:21:25.323Z)
Latitude
-0.00006°
Longitude
-78.76925°
Altitude
434.529 km
Speed
7.653 km/s
True Right ascension
00h 46m 07s
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
05:40:28
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
435.425 km
Perigee altitude
427.319 km
Semi-major axis
6,809.509 km
Eccentricity
0.0006
Inclination
97.4123°
RAAN
11.5312°
Arg. of periapsis
318.459°
True anomaly
41.66583°
Mean anomaly
41.6205°
Eccentric anomaly
41.64316°
Mean motion
3.86251 °/min
Orbital period
93.2 mins
BSTAR
0.00064522
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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 | 2025-10-16 18:55:04.171Z | 346.919° N | 2025-10-16 18:57:04.171Z | 294.235° NW | 30.426° | 2025-10-16 19:00:04.171Z | 220.026° SW |
| 4 mins | 2025-10-17 05:24:04.171Z | 130.235° SE | 2025-10-17 05:25:04.171Z | 87.202° E | 36.533° | 2025-10-17 05:28:04.171Z | 1.165° 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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