DELTA 1 R/B, 1729

Orbit data source: Space-Track

DELTA 1 R/B, 1729 is space debris in LEO originally from a launch on Sat, 06 Nov 1965 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/1729?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

1729, 1965-089B

Orbit

LEO

Last TLE update

12 hours ago

Origin

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

ABL

Mission

Spacecraft

Bus & Motor

ALTAIR, Unknown motor

Mass

~60 kg wet, ~60 kg dry

Launch date (UTC)

1965-11-06 (60 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 12 hours ago

0 DELTA 1 R/B
1 01729U 65089B   25181.86884834 -.00000102  00000-0 -17452-3 0  9990
2 01729  59.3947  83.4236 0710082 321.3979 100.0424 11.97564000608341

Epoch: 2025-06-30T20:51Z

TLE epoch observation values (Epoch: 2025-06-30T20:51:08.496Z)

Latitude

53.74314°

Longitude

-95.14066°

Altitude

1,837.723 km

Speed

6.912 km/s

True Right ascension

09h 07m 16s

True Declination

53° 36' 02"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-20.13315°

Longitude

-162.07399°

Altitude

1,141.643 km

Speed

7.529 km/s

Apparent Right ascension

06h 01m 03s

Apparent Declination

-31° 28' 13"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

20:01:37

Azimuth

80.342° E

Elevation

-64.251°

Doppler factor

Orbital elements

Apogee altitude

2,264.166 km

Perigee altitude

1,118.191 km

Semi-major axis

8,069.316 km

Eccentricity

0.07101

Inclination

59.3947°

RAAN

83.4236°

Arg. of periapsis

321.3979°

True anomaly

Unknown

Mean anomaly

100.0424°

Eccentric anomaly

Unknown

Mean motion

2.99425 °/min

Orbital period

120.23 mins

BSTAR

-0.00017452

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Other satellites on launch #89 in the year 1965 (1965-11-06 UTC)

EXPLORER 29 (GEOS 1), 1726

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.
16 mins	2025-07-01 18:37:30.674Z	186.265° SSW	2025-07-01 18:44:30.674Z	117.525° SE	37.057°	2025-07-01 18:53:30.674Z	48.641° ENE
18 mins	2025-07-01 20:42:30.674Z	250.972° W	2025-07-01 20:49:30.674Z	316.555° NNW	38.464°	2025-07-01 21:00:30.674Z	37.68° NE
17 mins	2025-07-01 22:51:30.674Z	303.073° NW	2025-07-01 22:58:30.674Z	352.995° N	26.055°	2025-07-01 23:08:30.674Z	48.661° ENE
20 mins	2025-07-02 00:59:30.674Z	324.677° NNW	2025-07-02 01:08:30.674Z	24.682° NE	30.442°	2025-07-02 01:19:30.674Z	84.664° E
23 mins	2025-07-02 03:05:30.674Z	322.202° NNW	2025-07-02 03:16:30.674Z	57.105° ENE	44.122°	2025-07-02 03:28:30.674Z	132.782° SE
21 mins	2025-07-02 05:11:30.674Z	305.411° NW	2025-07-02 05:21:30.674Z	246.731° WSW	32.343°	2025-07-02 05:32:30.674Z	185.658° SSW

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Check out DELTA 1 R/B, 1729 on other resources

View DELTA 1 R/B, 1729 on Heavens-Above

View DELTA 1 R/B, 1729 on Keep Track

View DELTA 1 R/B, 1729 on Celestrak

View DELTA 1 R/B, 1729 on Gunter's Space Page

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