STARLINK-37721, 100220
Orbit data source: Space-Track
STARLINK-37721, 100220 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Tue, 04 Aug 2026 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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100220 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
SpaceX/Seattle
Mission
Operational Commercial Communications
Bus & Motor
STARLINK V2MO, Unknown motor
Mass
575 kg wet, ~530 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Pan, 17.7 m
Radar Cross Section
41.120 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 STARLINK-37721
1 A0220U 26177H 26295.38920759 .00027257 00000-0 84353-3 0 9993
2 A0220 97.2882 345.8205 0001750 82.4577 277.6864 15.33445482 12254Epoch: 2026-10-22T09:20Z
TLE epoch observation values (Epoch: 2026-10-22T09:20:27.535Z)
Latitude
-0.00009°
Longitude
174.88098°
Altitude
468.494 km
Speed
7.632 km/s
True Right ascension
23h 03m 16s
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
18:02:08
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.682 km
Perigee altitude
461.288 km
Semi-major axis
6,840.622 km
Eccentricity
0.00018
Inclination
97.2882°
RAAN
345.8205°
Arg. of periapsis
82.4577°
True anomaly
277.66653°
Mean anomaly
277.6864°
Eccentric anomaly
277.67646°
Mean motion
3.83619 °/min
Orbital period
93.84 mins
BSTAR
0.00084353
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Other satellites on launch #177 in the year 2026 (2026-08-04 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-37721 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 | 2026-10-23 02:43:05.184Z | 111.282° ESE | 2026-10-23 02:45:05.184Z | 73.634° E | 18.443° | 2026-10-23 02:47:05.184Z | 32.65° NE |
| 4 mins | 2026-10-23 15:41:05.184Z | 60.037° ENE | 2026-10-23 15:42:05.184Z | 82.596° E | 22° | 2026-10-23 15:45:05.184Z | 146.548° SSE |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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