STARLINK-4640, 53728
Orbit data source: Space-Track
STARLINK-4640, 53728 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Mon, 05 Sep 2022 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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53728 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK, Unknown motor
Mass
305 kg wet, ~290 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 10.1 m
Radar Cross Section
13.562 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 STARLINK-4640
1 53728U 22107AE 26171.41668980 .00077795 00000-0 41757-2 0 9997
2 53728 53.1612 152.7410 0000242 96.2461 255.7796 15.14260676 5825Epoch: 2026-06-20T10:00Z
TLE epoch observation values (Epoch: 2026-06-20T10:00:01.998Z)
Latitude
-6.4944°
Longitude
89.23582°
Altitude
525.231 km
Speed
7.601 km/s
True Right ascension
09h 51m 30s
True Declination
-6° 27' 16"
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
21:27:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
523.646 km
Perigee altitude
523.311 km
Semi-major axis
6,901.616 km
Eccentricity
0.00002
Inclination
53.1612°
RAAN
152.741°
Arg. of periapsis
96.2461°
True anomaly
255.77691°
Mean anomaly
255.7796°
Eccentric anomaly
255.77826°
Mean motion
3.78545 °/min
Orbital period
95.1 mins
BSTAR
0.0041757
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Other satellites on launch #107 in the year 2022 (2022-09-05 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.STARLINK-4640 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 | 2026-06-22 23:57:07.697Z | 190.71° SSW | 2026-06-23 00:00:07.697Z | 140.419° SSE | 25.494° | 2026-06-23 00:03:07.697Z | 76.788° E |
| 5 mins | 2026-06-23 01:37:07.697Z | 269.699° W | 2026-06-23 01:39:07.697Z | 320.658° NNW | 32.12° | 2026-06-23 01:42:07.697Z | 32.083° NE |
| 5 mins | 2026-06-23 06:37:07.697Z | 336.878° NNW | 2026-06-23 06:39:07.697Z | 20.967° NNE | 27.809° | 2026-06-23 06:42:07.697Z | 88.134° E |
| 5 mins | 2026-06-23 08:16:07.697Z | 284.471° WNW | 2026-06-23 08:18:07.697Z | 237.014° WSW | 31.33° | 2026-06-23 08:21:07.697Z | 164.785° S |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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