About Starlink 3121
Group: 3 satellites
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Live Position
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Upcoming Passes
Altitude History
Altitude vs Time
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Two-Line Element Set
1 49428U 21104W 26079.71513363 .00000190 00000-0 30035-4 0 9993
2 49428 53.2179 179.5377 0001547 96.0908 264.0260 15.08835683240300
Epoch: Mar 20, 2026 •
Age: 19 hours
Current Status
Altitude 558.0 km
Velocity 7.58 km/s
Sub-Earth Point -49.84°S,
116.41°E
Launch Date Nov 13, 2021
Age 4.3 years
Type internet
Launch Group
Falcon 9 •
Group 4-1 •
49 satellites
Starlink 3151
49408
Starlink 3075 49409
Starlink 3147 49410
Starlink 3162 49411
Starlink 3157 49413
Starlink 3146 49414
Starlink 3159 49415
Starlink 3133 49416
Starlink 3154 49417
Starlink 3111 49418
Starlink 3120 49419
Starlink 3110 49420
Starlink 3112 49421
Starlink 3161 49422
Starlink 3149 49423
Starlink 3135 49424
Starlink 3139 49425
Starlink 3114 49426
Starlink 3131 49427
Starlink 3138 49430
...and 28 more
Technical Details
Classification Payload
Mass 290.00 kg
Dry Mass 270.00 kg
Total Mass 290.00 kg
Length 0.20 m
Diameter 2.80 m
Span 9.00 m
Shape Box + pan
Manufacturer SPXS
Bus Type Starlink
Phase Status In Orbit
Owner/State SPXS/US
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