DELTA 1 R/B, 738

Orbit data source: Space-Track

DELTA 1 R/B, 738 is space debris originally from a launch on Tue, 21 Jan 1964 UTC launched from the Air Force Eastern Test Range (AFETR). 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	738, 1964-003B
Orbit	Active
Last TLE update	5 hours ago
Origin	GSFC (US)
Manufacturer	ABL
Mission	Spacecraft
Bus & Motor	ALTAIR, Unknown motor
Mass	24 kg wet, 24 kg dry
Launch date (UTC)	1964-01-21 (61 years ago)
Launch vehicle	Unknown
Launch site	Air Force Eastern Test Range (AFETR)
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 5 hours ago

0 DELTA 1 R/B
1   738U 64003B   25081.82324885 -.00000011  00000-0  00000+0 0  9999
2   738  46.4570 142.0051 2602366 227.8308 107.0230  7.39360795652357

Epoch: 2025-03-22T19:45Z

Definitive object data (Epoch: 2025-03-22T19:45:28.7Z)

Latitude	-0.00003°
Longitude	25.0727°
Altitude	6,197.411 km
Speed	5.253 km/s
True Right ascension	09h 28m 01s
True Declination	0° 00' 00"
Sunlit	Object was in daylight at TLE epoch

Visualization TLE readout

Latitude	22.31372°
Longitude	-178.02513°
Altitude	3,532.022 km
Speed	6.683 km/s
Apparent Right ascension	19h 12m 56s
Apparent Declination	-1° 21' 39"
Sunlit	Object is in daylight

Visualization observer readout

Local Sidereal Time	05:51:49
Azimuth	329.293° NNW
Elevation	-47.262°
Doppler factor	1

Orbital elements

Apogee altitude	7,649.556 km
Perigee altitude	1,856.169 km
Semi-major axis	11,131 km
Eccentricity	0.2602366
Inclination	46.457°
RAAN	142.0051°
Arg. of periapsis	227.8308°
True anomaly	132.22769°
Mean anomaly	107.023°
Eccentric anomaly	119.94322°
Mean motion	1.84817 °/min
BSTAR	Unknown
Orbital period	194.79 mins

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Other satellites on launch #3 in the year 1964 (1964-01-21 UTC)

RELAY 2, 737

DELTA 1 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.
50 mins	2025-03-23 02:15:12.460Z	134.756° SE	2025-03-23 02:39:12.460Z	99.017° ESE	18.419°	2025-03-23 03:05:12.460Z	66.831° ENE
86 mins	2025-03-23 05:26:12.460Z	206.624° SW	2025-03-23 06:08:12.460Z	130.386° SE	43.133°	2025-03-23 06:52:12.460Z	59.803° ENE
83 mins	2025-03-23 09:03:12.460Z	259.794° W	2025-03-23 09:55:12.460Z	357.017° N	44.331°	2025-03-23 10:26:12.460Z	83.824° E
59 mins	2025-03-23 12:55:12.460Z	296.636° NW	2025-03-23 13:36:12.460Z	222.751° SW	44.514°	2025-03-23 13:54:12.460Z	134.982° SE
24 mins	2025-03-23 16:46:12.460Z	291.237° WNW	2025-03-23 17:00:12.460Z	257.45° W	18.421°	2025-03-23 17:10:12.460Z	219.168° SW

Authenticating...

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Check out DELTA 1 R/B, 738 on other resources

View DELTA 1 R/B, 738 on Heavens-Above

View DELTA 1 R/B, 738 on Keep Track

View DELTA 1 R/B, 738 on Celestrak

View DELTA 1 R/B, 738 on Gunter's Space Page

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