FLOCK 4Y 11, 55043
Orbit data source: Space-Track
FLOCK 4Y 11, 55043 is a payload satellite owned by Planet (US) in LEO that was launched on Tue, 03 Jan 2023 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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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55043 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Planet
Mission
Decayed 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
0.108 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 3 days ago
TLE from 3 days ago
0 FLOCK 4Y 11
1 55043U 23001AL 25292.10349509 .16651067 25226-5 84343-3 0 9993
2 55043 97.3386 9.2205 0013161 264.1698 95.8102 16.41450342156288Epoch: 2025-10-19T02:29Z
TLE epoch observation values (Epoch: 2025-10-19T02:29:01.975Z)
Latitude
-0.00005°
Longitude
-55.86268°
Altitude
166.085 km
Speed
7.806 km/s
True Right ascension
00h 36m 52s
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
16:15:54
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
167.353 km
Perigee altitude
150.147 km
Semi-major axis
6,536.887 km
Eccentricity
0.00132
Inclination
97.3386°
RAAN
9.2205°
Arg. of periapsis
264.1698°
True anomaly
95.96021°
Mean anomaly
95.8102°
Eccentric anomaly
95.88521°
Mean motion
4.10664 °/min
Orbital period
87.66 mins
BSTAR
0.00084343
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Other satellites on launch #1 in the year 2023 (2023-01-03 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 4Y 11 Visibility
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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. |
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| FLOCK 4Y 11 is likely not visible in the next few days. |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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