STARLINK-3055, 49137

Orbit data source: Space-Track

STARLINK-3055, 49137 is a payload satellite owned by SpaceX/Seattle (US) in LEO that was launched on Tue, 14 Sep 2021 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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https://www.satcat.com/sats-embedded/49137?theme=dark&initialShowStats=false

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Identifier

49137, 2021-082H

Orbit

LEO

Country

Related business

SpaceX (US)

Manufacturer

SpaceX/Seattle

Mission

Operational Commercial Communications

Bus & Motor

STARLINK, Unknown motor

Mass

297 kg wet, ~275 kg dry

Launch date (UTC)

2021-09-14 (4 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 1 Pan, 10.1 m

Radar Cross Section

13.562 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 18 hours ago

TLE from 18 hours ago

0 STARLINK-3055
1 49137U 21082H   26035.28260695 -.00000590  00000-0 -42610-4 0  9994
2 49137  70.0018 359.3662 0003115 269.7271  90.3531 14.97523474241453

Epoch: 2026-02-04T06:46Z

TLE epoch observation values (Epoch: 2026-02-04T06:46:57.240Z)

Latitude

0°

Longitude

123.17628°

Altitude

576.988 km

Speed

7.572 km/s

True Right ascension

23h 57m 27s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

03:07:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

574.665 km

Perigee altitude

570.335 km

Semi-major axis

6,950.637 km

Eccentricity

0.00031

Inclination

70.0018°

RAAN

359.3662°

Arg. of periapsis

269.7271°

True anomaly

90.38879°

Mean anomaly

90.3531°

Eccentric anomaly

90.37095°

Mean motion

3.74547 °/min

Orbital period

96.12 mins

BSTAR

-0.00004261

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Other satellites on launch #82 in the year 2021 (2021-09-14 UTC)

STARLINK-3053, 49149 (Decayed)

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STARLINK-3055 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	2026-02-05 07:21:43.891Z	11.522° NNE	2026-02-05 07:24:43.891Z	58.052° ENE	16.854°	2026-02-05 07:26:43.891Z	89.898° E
6 mins	2026-02-05 09:00:43.891Z	309.96° NW	2026-02-05 09:02:43.891Z	263.888° W	33.233°	2026-02-05 09:06:43.891Z	181.621° SSW
6 mins	2026-02-05 23:00:43.891Z	221.312° SW	2026-02-05 23:03:43.891Z	318.202° NNW	40.251°	2026-02-05 23:06:43.891Z	14.408° NNE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out STARLINK-3055, 49137 on other resources

View STARLINK-3055, 49137 on NASA - NSSDCA Website

View STARLINK-3055, 49137 on Heavens-Above

View STARLINK-3055, 49137 on Keep Track

View STARLINK-3055, 49137 on Celestrak

View STARLINK-3055, 49137 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

STARLINK-3055, 49137

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 18 hours ago

TLE from 18 hours ago

TLE epoch observation values (Epoch: 2026-02-04T06:46:57.240Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #82 in the year 2021 (2021-09-14 UTC)

STARLINK-3055 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-3055, 49137 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 18 hours ago