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
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 FLOCK 4H 24
1 66727U 25276BP 26141.15213403 .00004623 00000-0 22093-3 0 9997
2 66727 97.4239 215.2078 0005679 105.2954 254.8909 15.19491114 26317Epoch: 2026-05-21T03:39Z
TLE epoch observation values (Epoch: 2026-05-21T03:39:04.380Z)
Latitude
0.00001°
Longitude
-78.36189°
Altitude
511.488 km
Speed
7.608 km/s
True Right ascension
14h 20m 49s
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
01:44:30
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
508.253 km
Perigee altitude
500.436 km
Semi-major axis
6,882.482 km
Eccentricity
0.00057
Inclination
97.4239°
RAAN
215.2078°
Arg. of periapsis
105.2954°
True anomaly
254.82808°
Mean anomaly
254.8909°
Eccentric anomaly
254.85949°
Mean motion
3.80124 °/min
Orbital period
94.71 mins
BSTAR
0.00022093
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-05-21 16:52:37.182Z | 54.73° ENE | 2026-05-21 16:54:37.182Z | 89.132° E | 15.96° | 2026-05-21 16:56:37.182Z | 126.473° SE |
| 5 mins | 2026-05-21 18:26:37.182Z | 337.958° N | 2026-05-21 18:28:37.182Z | 292.898° NW | 25.229° | 2026-05-21 18:31:37.182Z | 231.241° WSW |
| 5 mins | 2026-05-22 05:04:37.182Z | 175.226° S | 2026-05-22 05:06:37.182Z | 218.086° SW | 43.435° | 2026-05-22 05:09:37.182Z | 343.053° N |
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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