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STARLINK-37121, 68383

Orbit data source: Space-Track

STARLINK-37121, 68383 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Thu, 26 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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<iframe src="https://www.satcat.com/sats-embedded/68383?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/68383?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

68383, 2026-063D

Orbit

SSO

Country

US

Related business

Manufacturer

SpaceX/Seattle

Mission

Operational spacecraft

Bus & Motor

STARLINK V2MO, Unknown motor

Mass

575 kg wet, ~530 kg dry

Launch date (UTC)

2026-03-26 (2 weeks ago)

Launch vehicle

FALCON 9

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 17.7 m

Radar Cross Section

RCS unknown

Expand to show TLE details & history
Last TLE update: 5 hours ago

TLE from 5 hours ago

0 STARLINK-37121
1 68383U 26063D   26102.31923150  .00170989  00000-0  87414-3 0  9991
2 68383  97.2836 243.7304 0001237 103.1021 257.0386 15.80863642  2937

Epoch: 2026-04-12T07:39Z

TLE epoch observation values (Epoch: 2026-04-12T07:39:41.601Z)

Latitude

0.00003°

Longitude

-71.71883°

Altitude

331.359 km

Speed

7.71 km/s

True Right ascension

16h 14m 55s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow 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

19:23:23

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

325.706 km

Perigee altitude

324.048 km

Semi-major axis

6,703.014 km

Eccentricity

0.00012

Inclination

97.2836°

RAAN

243.7304°

Arg. of periapsis

103.1021°

True anomaly

257.02479°

Mean anomaly

257.0386°

Eccentric anomaly

257.03169°

Mean motion

3.95492 °/min

Orbital period

91.03 mins

BSTAR

0.00087414

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Other satellites on launch #63 in the year 2026 (2026-03-26 UTC)

STARLINK-37187, 68399

STARLINK-37197, 68389

STARLINK-37128, 68385

STARLINK-37223, 68387

STARLINK-37216, 68391

STARLINK-37175, 68401

STARLINK-37215, 68392

STARLINK-36235, 68400

STARLINK-37111, 68381

STARLINK-37184, 68393

STARLINK-37218, 68403

STARLINK-36360, 68402

STARLINK-37194, 68397

STARLINK-37203, 68388

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-37121 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.
4 mins	2026-04-12 21:53:53.214Z	41.453° NE	2026-04-12 21:55:53.214Z	117.24° SE	26.773°	2026-04-12 21:57:53.214Z	164.797° 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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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

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Check out STARLINK-37121, 68383 on other resources

View STARLINK-37121, 68383 on NASA - NSSDCA Website

View STARLINK-37121, 68383 on Heavens-Above

View STARLINK-37121, 68383 on Keep Track

View STARLINK-37121, 68383 on Celestrak

View STARLINK-37121, 68383 on Gunter's Space Page

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

Documentation

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