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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Iframe URL

https://www.satcat.com/sats-embedded/738?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

738, 1964-003B

Orbit

Active

Last TLE update

1 week ago

Origin

National Aeronautics and Space Administration (NASA) (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 1 week ago

0 DELTA 1 R/B
1 00738U 64003B   25119.27061301 -.00000010  00000-0  00000-0 0  9991
2 00738  46.4637  99.8399 2605209 269.8412  60.6887  7.39361500654861

Epoch: 2025-04-29T06:29Z

Definitive object data (Epoch: 2025-04-29T06:29:40.964Z)

Latitude

0.00006°

Longitude

144.94658°

Altitude

4,007.165 km

Speed

6.4 km/s

True Right ascension

06h 39m 21s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

25.54871°

Longitude

-73.1713°

Altitude

6,459.465 km

Speed

5.129 km/s

Apparent Right ascension

17h 37m 12s

Apparent Declination

9° 30' 48"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

13:16:13

Azimuth

98.773° ESE

Elevation

25.011°

Doppler factor

Orbital elements

Apogee altitude

7,652.711 km

Perigee altitude

1,852.999 km

Semi-major axis

11,130.992 km

Eccentricity

0.2605209

Inclination

46.4637°

RAAN

99.8399°

Arg. of periapsis

269.8412°

True anomaly

90.22309°

Mean anomaly

60.6887°

Eccentric anomaly

75.11452°

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.
8 mins	2025-05-09 05:07:36.213Z	98.848° ESE	2025-05-09 05:07:36.213Z	98.848° ESE	22.895°	2025-05-09 05:15:36.213Z	102.296° ESE
79 mins	2025-05-09 07:27:36.213Z	301.083° NW	2025-05-09 08:15:36.213Z	231.757° WSW	42.103°	2025-05-09 08:46:36.213Z	156.726° SSE
26 mins	2025-05-09 11:25:36.213Z	285.757° WNW	2025-05-09 11:38:36.213Z	267.335° W	12.986°	2025-05-09 11:51:36.213Z	244.093° WSW
10 mins	2025-05-09 19:49:36.213Z	101.707° ESE	2025-05-09 19:53:36.213Z	93.155° ESE	10.798°	2025-05-09 19:59:36.213Z	81.95° E
69 mins	2025-05-09 22:52:36.213Z	204.112° SW	2025-05-09 23:15:36.213Z	127.44° SE	41.998°	2025-05-10 00:01:36.213Z	58.813° ENE
87 mins	2025-05-10 02:21:36.213Z	261.325° W	2025-05-10 02:57:36.213Z	350.101° N	44.439°	2025-05-10 03:48:36.213Z	86.351° E

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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