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STARLINK-38187, 100259

Orbit data source: Space-Track

STARLINK-38187, 100259 is a payload satellite owned by SpaceX/Seattle (US) in SSO that was launched on Sat, 08 Aug 2026 UTC launched 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/100259?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/100259?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

100259, 2026-181P

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)

2026-08-08 (1 week ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

BOX, 17.7 m

Radar Cross Section

RCS unknown

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 STARLINK-38187
1 A0259U 26181P   26227.04363535  .00157014  11282-4  46181-3 0  9991
2 A0259  97.2832 268.7230 0002117 194.9043 165.2169 15.92705325  2212

Epoch: 2026-08-15T01:02Z

TLE epoch observation values (Epoch: 2026-08-15T01:02:50.094Z)

Latitude

-0.00006°

Longitude

-70.44589°

Altitude

299.274 km

Speed

7.727 km/s

True Right ascension

17h 54m 53s

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

22:51:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

292.992 km

Perigee altitude

290.168 km

Semi-major axis

6,669.717 km

Eccentricity

0.00021

Inclination

97.2832°

RAAN

268.723°

Arg. of periapsis

194.9043°

True anomaly

165.22309°

Mean anomaly

165.2169°

Eccentric anomaly

165.21999°

Mean motion

3.98458 °/min

Orbital period

90.35 mins

BSTAR

0.00046181

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Other satellites on launch #181 in the year 2026 (2026-08-08 UTC)

STARLINK-38144, 100256

STARLINK-38263, 100264

STARLINK-38242, 100266

STARLINK-38129, 100268

STARLINK-38266, 100255

STARLINK-38243, 100253

STARLINK-38259, 100252

STARLINK-38279, 100262

STARLINK-38221, 100248

STARLINK-38167, 100257

STARLINK-38157, 100263

STARLINK-38212, 100267

STARLINK-38246, 100247

STARLINK-38191, 100246

STARLINK-38163, 100250

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-38187 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	2026-08-16 15:17:35.508Z	39.627° NE	2026-08-16 15:19:35.508Z	96.388° ESE	22.191°	2026-08-16 15:21:35.508Z	155.335° SSE

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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-38187, 100259 on other resources

View STARLINK-38187, 100259 on NASA - NSSDCA Website

View STARLINK-38187, 100259 on Heavens-Above

View STARLINK-38187, 100259 on Keep Track

View STARLINK-38187, 100259 on Celestrak

View STARLINK-38187, 100259 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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