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
13 hours ago
Origin
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 13 hours ago
0 DELTA 1 R/B
1 00738U 64003B   25187.55317372 -.00000017  00000-0  00000-0 0  9996
2 00738  46.4696  22.9885 2602221 346.2802   7.8427  7.39353849659918
Epoch: 2025-07-06T13:16Z
TLE epoch observation values (Epoch: 2025-07-06T13:16:34.209Z)
Latitude
0.00001°
Longitude
-100.92924°
Altitude
1,905.272 km
Speed
7.775 km/s
True Right ascension
01h 31m 57s
True Declination
0° 00' 00"
Sunlit
Object was in daylight at epoch
Visualization orbit readout
Latitude
-25.63435°
Longitude
-128.50828°
Altitude
2,003.662 km
Speed
7.704 km/s
Apparent Right ascension
00h 37m 28s
Apparent Declination
-32° 52' 26"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
14:04:53
Azimuth
74.984° E
Elevation
-71.113°
Doppler factor
1
Orbital elements
Apogee altitude
7,649.481 km
Perigee altitude
1,856.381 km
Semi-major axis
11,131.068 km
Eccentricity
0.26022
Inclination
46.4696°
RAAN
22.9885°
Arg. of periapsis
346.2802°
True anomaly
Unknown
Mean anomaly
7.8427°
Eccentric anomaly
Unknown
Mean motion
1.84815 °/min
Orbital period
194.79 mins
BSTAR
0
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Other satellites on launch #3 in the year 1964 (1964-01-21 UTC)

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.
40 mins2025-07-07 03:20:09.682Z282.03° WNW2025-07-07 03:39:09.682Z256.742° W14.821°2025-07-07 04:00:09.682Z230.773° WSW
33 mins2025-07-07 15:21:09.682Z210.645° SW2025-07-07 15:31:09.682Z134.586° SE41.824°2025-07-07 15:54:09.682Z60.392° ENE
57 mins2025-07-07 18:46:09.682Z272.97° WNW2025-07-07 19:02:09.682Z356.053° N43.918°2025-07-07 19:43:09.682Z88.621° E
79 mins2025-07-07 22:14:09.682Z297.407° NW2025-07-07 22:42:09.682Z217.495° SW44.591°2025-07-07 23:33:09.682Z139.558° SSE
16 mins2025-07-08 01:48:09.682Z294.069° NW2025-07-08 02:04:09.682Z270.058° WNW24.541°2025-07-08 02:04:09.682Z270.058° WNW
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