FLOCK 4H 24, 66727
Orbit data source: Space-Track
FLOCK 4H 24, 66727 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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66727 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: 5 hours ago
TLE from 5 hours ago
0 FLOCK 4H 24
1 66727U 25276BP 26239.16877818 .00007081 00000-0 32549-3 0 9990
2 66727 97.4198 311.6619 0005603 116.2673 243.9139 15.20656200 41200Epoch: 2026-08-27T04:03Z
TLE epoch observation values (Epoch: 2026-08-27T04:03:02.434Z)
Latitude
-0.00002°
Longitude
-84.50953°
Altitude
508.649 km
Speed
7.609 km/s
True Right ascension
20h 46m 38s
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
00:20:24
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
504.68 km
Perigee altitude
496.971 km
Semi-major axis
6,878.963 km
Eccentricity
0.00056
Inclination
97.4198°
RAAN
311.6619°
Arg. of periapsis
116.2673°
True anomaly
243.85625°
Mean anomaly
243.9139°
Eccentric anomaly
243.88507°
Mean motion
3.80416 °/min
Orbital period
94.63 mins
BSTAR
0.00032549
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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 24 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 | 2026-08-27 17:15:25.374Z | 37.853° NE | 2026-08-27 17:18:25.374Z | 109.369° ESE | 27.501° | 2026-08-27 17:20:25.374Z | 153.482° SSE |
| 5 mins | 2026-08-28 05:27:25.374Z | 206.829° SW | 2026-08-28 05:29:25.374Z | 260.629° W | 30.158° | 2026-08-28 05:32:25.374Z | 326.945° NNW |
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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