STARLINK-36855, 68121
Orbit data source: Space-Track
STARLINK-36855, 68121 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Sun, 08 Mar 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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68121 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: 13 hours ago
TLE from 13 hours ago
0 STARLINK-36855
1 68121U 26044W 26246.87798608 .00019167 00000-0 59451-3 0 9998
2 68121 97.2839 206.1099 0001986 87.0755 273.0715 15.33445104 28893Epoch: 2026-09-03T21:04Z
TLE epoch observation values (Epoch: 2026-09-03T21:04:17.997Z)
Latitude
-0.00001°
Longitude
-92.97493°
Altitude
468.582 km
Speed
7.632 km/s
True Right ascension
13h 44m 26s
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
01:56:43
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
463.844 km
Perigee altitude
461.127 km
Semi-major axis
6,840.623 km
Eccentricity
0.0002
Inclination
97.2839°
RAAN
206.1099°
Arg. of periapsis
87.0755°
True anomaly
273.04877°
Mean anomaly
273.0715°
Eccentric anomaly
273.06014°
Mean motion
3.83619 °/min
Orbital period
93.84 mins
BSTAR
0.00059451
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Other satellites on launch #44 in the year 2026 (2026-03-08 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-36855 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 | 2026-09-04 10:10:02.040Z | 16.593° NNE | 2026-09-04 10:12:02.040Z | 38.492° NE | 41.521° | 2026-09-04 10:15:02.040Z | 186.59° SSW |
| 4 mins | 2026-09-05 09:41:02.040Z | 62.332° ENE | 2026-09-05 09:42:02.040Z | 90.831° ESE | 24.811° | 2026-09-05 09:45:02.040Z | 155.894° 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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