STARLINK-3103, 49177

Orbit data source: Space-Track

STARLINK-3103, 49177 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/49177?theme=dark&initialShowStats=false

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Identifier

49177, 2021-082AZ

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 (5 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: 2 days ago

TLE from 2 days ago

0 STARLINK-3103
1 49177U 21082AZ  26171.46960789  .00000490  00000-0  48872-4 0  9993
2 49177  69.9994 355.3178 0003026 268.3443  91.7370 14.98330360263554

Epoch: 2026-06-20T11:16Z

TLE epoch observation values (Epoch: 2026-06-20T11:16:14.121Z)

Latitude

0.00001°

Longitude

-82.42481°

Altitude

574.543 km

Speed

7.574 km/s

True Right ascension

23h 41m 16s

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

21:42:58

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

572.106 km

Perigee altitude

567.901 km

Semi-major axis

6,948.14 km

Eccentricity

0.0003

Inclination

69.9994°

RAAN

355.3178°

Arg. of periapsis

268.3443°

True anomaly

91.77166°

Mean anomaly

91.737°

Eccentric anomaly

91.75433°

Mean motion

3.74749 °/min

Orbital period

96.06 mins

BSTAR

0.000048872

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

STARLINK-3050, 49180 (Decayed)

STARLINK-3047, 49174 (Decayed)

FALCON 9 DEB, 49184 (Decayed)

STARLINK-3082, 49162 (Decayed)

STARLINK-3096, 49131 (Decayed)

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STARLINK-3103 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.
7 mins	2026-06-22 13:03:55.129Z	184.268° SSW	2026-06-22 13:07:55.129Z	85.817° E	36.854°	2026-06-22 13:10:55.129Z	36.858° NE
7 mins	2026-06-22 23:06:55.129Z	329.515° NNW	2026-06-22 23:09:55.129Z	249.52° W	43.62°	2026-06-22 23:13:55.129Z	163.955° S

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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-3103, 49177 on other resources

View STARLINK-3103, 49177 on NASA - NSSDCA Website

View STARLINK-3103, 49177 on Heavens-Above

View STARLINK-3103, 49177 on Keep Track

View STARLINK-3103, 49177 on Celestrak

View STARLINK-3103, 49177 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-3103, 49177

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T11:16:14.121Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

STARLINK-3103 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-3103, 49177 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago