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CXO, 25867

Orbit data source: Space-Track

CXO, 25867 is a payload satellite owned by NASA MSFC (US) in HEO that was launched on Fri, 23 Jul 1999 UTC via an SPACE SHUTTLE 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/25867?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

25867, 1999-040B

Orbit

HEO

Last TLE update

in 3 days

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

TRW

Mission

Operational Civil Astronomy

Bus & Motor

AXAF, TR-308 X4

Mass

5,677 kg wet, 4,653 kg dry

Launch date (UTC)

1999-07-23 (26 years ago)

Launch vehicle

SPACE SHUTTLE

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + 2 Pan, 19.5 m

Radar Cross Section

72.045 m², Large (>1 m²)

Expand to show TLE details & history

TLE from in 3 days

0 CXO
1 25867U 99040B   25185.30516719  .00000413  00000-0  00000+0 0  9990
2 25867  49.8723 128.9033 8393697 309.7755   0.3417  0.37806887 27168

Epoch: 2025-07-04T07:19Z

TLE epoch observation values (Epoch: 2025-07-04T07:19:26.445Z)

Latitude

-31.68274°

Longitude

65.16271°

Altitude

6,512.023 km

Speed

7.546 km/s

True Right ascension

06h 30m 19s

True Declination

-31° 35' 52"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

44.00588°

Longitude

150.12311°

Altitude

30,137.885 km

Speed

4.111 km/s

Apparent Right ascension

12h 51m 16s

Apparent Declination

37° 57' 23"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

05:43:42

Azimuth

50.644° ENE

Elevation

12.647°

Doppler factor

Orbital elements

Apogee altitude

142,224.358 km

Perigee altitude

6,599.169 km

Semi-major axis

80,789.901 km

Eccentricity

0.83937

Inclination

49.8723°

RAAN

128.9033°

Arg. of periapsis

309.7755°

True anomaly

Unknown

Mean anomaly

0.3417°

Eccentric anomaly

Unknown

Mean motion

0.09452 °/min

Orbital period

3,808.86 mins

BSTAR

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Other satellites on launch #40 in the year 1999 (1999-07-23 UTC)

STS 93, 25866 (Decayed)

CXO 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.
1139 mins	2025-07-01 18:04:00.495Z	50.657° ENE	2025-07-02 04:54:00.495Z	353.348° N	44.803°	2025-07-02 13:03:00.495Z	314.159° NW

Authenticating...

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Check out CXO, 25867 on other resources

View CXO, 25867 on NASA - NSSDCA Website

View CXO, 25867 on Heavens-Above

View CXO, 25867 on Keep Track

View CXO, 25867 on Celestrak

View CXO, 25867 on Gunter's Space Page

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