FLOCK 4H 31, 66734
Orbit data source: Space-Track
FLOCK 4H 31, 66734 is a payload satellite owned by Planet (US) in SSO that was launched on Fri, 28 Nov 2025 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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66734 intel report (Beta)
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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: 11 hours ago
TLE from 11 hours ago
0 FLOCK 4H 31
1 66734U 25276BW 26192.79502657 .00003754 00000-0 17789-3 0 9993
2 66734 97.4167 265.7522 0002151 300.7200 59.3823 15.19915853 34152Epoch: 2026-07-11T19:04Z
TLE epoch observation values (Epoch: 2026-07-11T19:04:50.295Z)
Latitude
-0.00003°
Longitude
49.83952°
Altitude
508.43 km
Speed
7.61 km/s
True Right ascension
17h 43m 00s
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
18:20:01
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
504.541 km
Perigee altitude
501.581 km
Semi-major axis
6,881.198 km
Eccentricity
0.00022
Inclination
97.4167°
RAAN
265.7522°
Arg. of periapsis
300.72°
True anomaly
59.40352°
Mean anomaly
59.3823°
Eccentric anomaly
59.39291°
Mean motion
3.80231 °/min
Orbital period
94.68 mins
BSTAR
0.00017789
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Other satellites on launch #276 in the year 2025 (2025-11-28 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 4H 31 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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-07-12 17:45:53.269Z | 12.606° NNE | 2026-07-12 17:48:53.269Z | 154.594° SSE | 44.955° | 2026-07-12 17:51:53.269Z | 192.134° SSW |
| 5 mins | 2026-07-13 04:24:53.269Z | 120.651° SE | 2026-07-13 04:26:53.269Z | 65.778° ENE | 27.938° | 2026-07-13 04:29:53.269Z | 9.133° 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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