STARLINK-3045, 49173

Orbit data source: Space-Track

STARLINK-3045, 49173 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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/49173?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/49173?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

49173, 2021-082AV

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-3045
1 49173U 21082AV  26171.29876700  .00000234  00000-0  27361-4 0  9995
2 49173  69.9994  15.7343 0002693 268.1633  91.9217 14.98329886261842

Epoch: 2026-06-20T07:10Z

TLE epoch observation values (Epoch: 2026-06-20T07:10:13.468Z)

Latitude

-0.0001°

Longitude

-0.33724°

Altitude

574.543 km

Speed

7.574 km/s

True Right ascension

01h 02m 56s

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

21:39:09

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

571.876 km

Perigee altitude

568.133 km

Semi-major axis

6,948.142 km

Eccentricity

0.00027

Inclination

69.9994°

RAAN

15.7343°

Arg. of periapsis

268.1633°

True anomaly

91.95254°

Mean anomaly

91.9217°

Eccentric anomaly

91.93712°

Mean motion

3.74749 °/min

Orbital period

96.06 mins

BSTAR

0.000027361

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

STARLINK-3050, 49180 (Decayed)

STARLINK-3104, 49150 (Decayed)

FALCON 9 DEB, 49183 (Decayed)

STARLINK-3047, 49174 (Decayed)

FALCON 9 DEB, 49184 (Decayed)

STARLINK-3082, 49162 (Decayed)

STARLINK-3096, 49131 (Decayed)

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

STARLINK-3045 Visibility forecast

Loading observer location...
Set Observer location

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	2026-06-22 13:47:06.578Z	141.786° SSE	2026-06-22 13:49:06.578Z	107.766° ESE	18.755°	2026-06-22 13:52:06.578Z	59.481° ENE
6 mins	2026-06-22 15:25:06.578Z	249.431° W	2026-06-22 15:27:06.578Z	293.457° NW	28.461°	2026-06-22 15:31:06.578Z	5.793° NNE
6 mins	2026-06-22 23:49:06.578Z	0.32° NNE	2026-06-22 23:51:06.578Z	45.694° ENE	33.466°	2026-06-22 23:55:06.578Z	131.811° SE

Items per page:

1–3 of 3 items

of 1 page

Co-orbital & Co-planar RSOs

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

Please sign-in to view Co-orbital & Co-planar RSOs.

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

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

Authenticating...

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

Check out STARLINK-3045, 49173 on other resources

View STARLINK-3045, 49173 on NASA - NSSDCA Website

View STARLINK-3045, 49173 on Heavens-Above

View STARLINK-3045, 49173 on Keep Track

View STARLINK-3045, 49173 on Celestrak

View STARLINK-3045, 49173 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-3045, 49173

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: 2026-06-20T07:10:13.468Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

STARLINK-3045 Visibility forecast

Co-orbital & Co-planar RSOs

Check out STARLINK-3045, 49173 on other resources

Documentation

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