FLOCK 4Q 28, 58280
Orbit data source: Space-Track
FLOCK 4Q 28, 58280 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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58280 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Planet
Mission
Partially 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: 16 hours ago
TLE from 16 hours ago
0 FLOCK 4Q 28
1 58280U 23174AA 26234.24319776 .00033293 00000-0 43231-3 0 9992
2 58280 97.3862 327.7916 0003451 248.2068 111.8822 15.58753511156026Epoch: 2026-08-22T05:50Z
TLE epoch observation values (Epoch: 2026-08-22T05:50:12.286Z)
Latitude
0.00006°
Longitude
-90.316°
Altitude
395.278 km
Speed
7.673 km/s
True Right ascension
21h 51m 09s
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
12:28:11
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
390.512 km
Perigee altitude
385.842 km
Semi-major axis
6,766.314 km
Eccentricity
0.00035
Inclination
97.3862°
RAAN
327.7916°
Arg. of periapsis
248.2068°
True anomaly
111.91889°
Mean anomaly
111.8822°
Eccentric anomaly
111.90055°
Mean motion
3.89955 °/min
Orbital period
92.32 mins
BSTAR
0.00043231
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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 28 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 | 2026-08-23 06:36:52.953Z | 184.885° SSW | 2026-08-23 06:39:52.953Z | 292.043° WNW | 35.112° | 2026-08-23 06:41:52.953Z | 334.287° NNW |
| 4 mins | 2026-08-23 19:22:52.953Z | 357.36° N | 2026-08-23 19:24:52.953Z | 244.918° WSW | 38.837° | 2026-08-23 19:26:52.953Z | 205.501° SW |
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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