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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Identifier	871, 1964-051B
Orbit	LEO
Last TLE update	11 hours ago
Origin	NASA LaRC (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 11 hours ago

0 SCOUT X-4 R/B
1 00871U 64051B   25081.62228376  .00000843  00000-0  54697-3 0  9993
2 00871  79.8954 206.6661 0085930 269.6563  89.4751 14.00400683 81659

Epoch: 2025-03-22T14:56Z

Definitive object data (Epoch: 2025-03-22T14:56:05.316Z)

Latitude	-0.00006°
Longitude	162.27923°
Altitude	895.212 km
Speed	7.405 km/s
True Right ascension	13h 46m 39s
True Declination	0° 00' 00"
Sunlit	Object was in full shadow at TLE epoch

Visualization TLE readout

Latitude	26.4812°
Longitude	-23.29461°
Altitude	921.846 km
Speed	7.38 km/s
Apparent Right ascension	22h 48m 34s
Apparent Declination	-6° 08' 03"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	07:00:26
Azimuth	287.637° WNW
Elevation	-28.916°
Doppler factor	1

Orbital elements

Apogee altitude	952.116 km
Perigee altitude	827.212 km
Semi-major axis	7,267.801 km
Eccentricity	0.008593
Inclination	79.8954°
RAAN	206.6661°
Arg. of periapsis	269.6563°
True anomaly	90.45979°
Mean anomaly	89.4751°
Eccentric anomaly	89.96744°
Mean motion	3.50299 °/min
BSTAR	0.00054697
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.
9 mins	2025-03-23 08:11:38.366Z	146.757° SSE	2025-03-23 08:16:38.366Z	84.233° E	26.476°	2025-03-23 08:20:38.366Z	36.774° NE
10 mins	2025-03-23 09:55:38.366Z	226.094° WSW	2025-03-23 09:59:38.366Z	277.706° WNW	31.332°	2025-03-23 10:05:38.366Z	355.198° N
9 mins	2025-03-23 18:57:38.366Z	17.536° NNE	2025-03-23 19:01:38.366Z	70.23° E	26.535°	2025-03-23 19:06:38.366Z	128.896° SE
9 mins	2025-03-23 20:41:38.366Z	325.574° NNW	2025-03-23 20:45:38.366Z	267.392° W	31.862°	2025-03-23 20:50:38.366Z	203.07° SW

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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