SCOUT X-4 R/B, 871

Orbit data source: Space-Track

SCOUT X-4 R/B, 871 is space debris in LEO originally from a launch on Tue, 25 Aug 1964 UTC launched from the Air Force Western Test Range (AFWTR). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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<iframe src="https://www.satcat.com/sats-embedded/871?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/871?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

871, 1964-051B

Orbit

LEO

Last TLE update

16 hours ago

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

ABL

Mission

Spacecraft

Bus & Motor

ALTAIR, Unknown motor

Mass

33 kg wet, 33 kg dry

Launch date (UTC)

1964-08-25 (61 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 1.5 m

Radar Cross Section

0.687 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 16 hours ago

0 SCOUT X-4 R/B
1 00871U 64051B   25128.56158746  .00000298  00000-0  18894-3 0  9994
2 00871  79.8921 154.8346 0087255 144.3678 216.3352 14.00450675 88229

Epoch: 2025-05-08T13:28Z

Definitive object data (Epoch: 2025-05-08T13:28:41.156Z)

Latitude

-0.00004°

Longitude

86.0328°

Altitude

946.381 km

Speed

7.353 km/s

True Right ascension

10h 19m 20s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

32.18362°

Longitude

-101.11679°

Altitude

833.052 km

Speed

7.472 km/s

Apparent Right ascension

23h 33m 50s

Apparent Declination

-1° 29' 09"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:45:09

Azimuth

46.236° ENE

Elevation

-41.368°

Doppler factor

Orbital elements

Apogee altitude

952.905 km

Perigee altitude

826.077 km

Semi-major axis

7,267.628 km

Eccentricity

0.0087255

Inclination

79.8921°

RAAN

154.8346°

Arg. of periapsis

144.3678°

True anomaly

215.74794°

Mean anomaly

216.3352°

Eccentric anomaly

216.04106°

Mean motion

3.50311 °/min

BSTAR

0.00018894

Orbital period

102.77 mins

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Other satellites on launch #51 in the year 1964 (1964-08-25 UTC)

EXPLORER 20, 870

SCOUT X-4 DEB, 873 (Decayed)

SCOUT X-4 DEB, 874 (Decayed)

SCOUT X-4 DEB, 875 (Decayed)

SCOUT X-4 DEB, 40592 (Decayed)

SCOUT X-4 R/B 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.
8 mins	2025-05-09 12:20:27.867Z	15.857° NNE	2025-05-09 12:24:27.867Z	63.75° ENE	22.093°	2025-05-09 12:28:27.867Z	116.998° SE
8 mins	2025-05-09 14:05:27.867Z	324.789° NNW	2025-05-09 14:08:27.867Z	277.021° WNW	32.567°	2025-05-09 14:13:27.867Z	200.009° SSW
9 mins	2025-05-10 01:36:27.867Z	145.416° SSE	2025-05-10 01:40:27.867Z	92.819° ESE	27.33°	2025-05-10 01:45:27.867Z	32.329° NE
9 mins	2025-05-10 03:20:27.867Z	231.502° WSW	2025-05-10 03:24:27.867Z	289.884° WNW	29.714°	2025-05-10 03:29:27.867Z	352.44° N

Authenticating...

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Check out SCOUT X-4 R/B, 871 on other resources

View SCOUT X-4 R/B, 871 on Heavens-Above

View SCOUT X-4 R/B, 871 on Keep Track

View SCOUT X-4 R/B, 871 on Celestrak

View SCOUT X-4 R/B, 871 on Gunter's Space Page

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