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XM-8, 48838

Orbit data source: Space-Track

XM-8, 48838 is a payload satellite owned by Sirius XM (US) in GEO that was launched on Sun, 06 Jun 2021 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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/48838?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

48838, 2021-049A

Orbit

GEO

Last TLE update

15 hours ago

Origin

Sirius XM Radio Inc (US)

Manufacturer

Maxar Space Sol

Mission

Operational Commercial Communications

Bus & Motor

LS-1300, R-4D

Mass

~7,000 kg wet, ~2,884 kg dry

Launch date (UTC)

2021-06-06 (4 years ago)

Launch vehicle

FALCON 9

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 30 m

Radar Cross Section

81.349 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 15 hours ago

0 XM-8
1 48838U 21049A   25186.26230883 -.00000189  00000-0  00000-0 0  9990
2 48838   0.0140  27.6674 0004874  14.9244 250.1655  1.00270349 15115

Epoch: 2025-07-05T06:17Z

TLE epoch observation values (Epoch: 2025-07-05T06:17:43.482Z)

Latitude

-0.0345°

Longitude

-85.22605°

Altitude

35,793.541 km

Speed

3.074 km/s

True Right ascension

19h 30m 49s

True Declination

0° 02' 04"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

0.02222°

Longitude

146.18954°

Altitude

35,797.173 km

Speed

3.074 km/s

Apparent Right ascension

11h 06m 42s

Apparent Declination

-6° 09' 11"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

09:36:32

Azimuth

150.42° SSE

Elevation

39.46°

Doppler factor

Orbital elements

Apogee altitude

35,808.62 km

Perigee altitude

35,767.516 km

Semi-major axis

42,166.205 km

Eccentricity

0.00049

Inclination

0.014°

RAAN

27.6674°

Arg. of periapsis

14.9244°

True anomaly

Unknown

Mean anomaly

250.1655°

Eccentric anomaly

Unknown

Mean motion

0.25067 °/min

Orbital period

1,436.17 mins

BSTAR

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48838 neighbors

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Other satellites on launch #49 in the year 2021 (2021-06-06 UTC)

FALCON 9 R/B, 48839

XM-8 Visibility forecast

Observer location: undefined°, undefined°

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.
1440 mins	2025-07-05 21:40:28.616Z	150.431° SSE	2025-07-06 18:33:28.616Z	150.421° SSE	32.438°	2025-07-06 21:40:28.616Z	150.439° SSE

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Check out XM-8, 48838 on other resources

View XM-8, 48838 on NASA - NSSDCA Website

View XM-8, 48838 on Heavens-Above

View XM-8, 48838 on Keep Track

View XM-8, 48838 on Celestrak

View XM-8, 48838 on Gunter's Space Page

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