OV1-4 R/B, 2124

Orbit data source: Space-Track

OV1-4 R/B, 2124 is space debris in LEO originally from a launch on Wed, 30 Mar 1966 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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Iframe URL

https://www.satcat.com/sats-embedded/2124?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

2124, 1966-025D

Orbit

LEO

Country

Related business

US Air Force Office of Aerospace Research (US)

Manufacturer

ABL

Mission

Spacecraft

Bus & Motor

ALTAIR, Unknown motor

Mass

~125 kg wet, ~125 kg dry

Launch date (UTC)

1966-03-30 (60 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 4 hours ago

TLE from 4 hours ago

0 OV1-4 R/B
1  2124U 66025D   26127.86192942  .00000391  00000-0  10035-3 0  9992
2  2124 144.5085 214.8670 0080551 181.2845 178.7623 13.87838097 45999

Epoch: 2026-05-07T20:41Z

TLE epoch observation values (Epoch: 2026-05-07T20:41:10.701Z)

Latitude

-0.00003°

Longitude

38.87047°

Altitude

994.13 km

Speed

7.327 km/s

True Right ascension

14h 19m 28s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

09:10:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

998.141 km

Perigee altitude

880.258 km

Semi-major axis

7,317.336 km

Eccentricity

0.00806

Inclination

144.5085°

RAAN

214.867°

Arg. of periapsis

181.2845°

True anomaly

178.78204°

Mean anomaly

178.7623°

Eccentric anomaly

178.77219°

Mean motion

3.46748 °/min

Orbital period

103.82 mins

BSTAR

0.00010035

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Other satellites on launch #25 in the year 1966 (1966-03-30 UTC)

OV1-5 DEB, 27880 (Decayed)

OV1-4, 2121

OV1-5 R/B, 2123

OV1-5 DEB, 5361

OV1-5 DEB, 3611 (Decayed)

OV1-5, 2122

OV1-5 DEB, 5599

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OV1-4 R/B Visibility forecast

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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.
10 mins	2026-05-08 02:06:58.941Z	125.399° SE	2026-05-08 02:11:58.941Z	193.739° SSW	34.709°	2026-05-08 02:16:58.941Z	264.377° W
6 mins	2026-05-08 03:47:58.941Z	174.037° S	2026-05-08 03:49:58.941Z	199.725° SSW	20.513°	2026-05-08 03:53:58.941Z	249.5° W
7 mins	2026-05-08 21:24:58.941Z	113.802° SE	2026-05-08 21:27:58.941Z	156.816° SSE	23.072°	2026-05-08 21:31:58.941Z	207.461° SW
9 mins	2026-05-08 23:01:58.941Z	98.01° ESE	2026-05-08 23:05:58.941Z	154.993° SSE	36.274°	2026-05-08 23:10:58.941Z	238.926° WSW
10 mins	2026-05-09 00:39:58.941Z	104.605° ESE	2026-05-09 00:44:58.941Z	198.262° SSW	40.175°	2026-05-09 00:49:58.941Z	259.906° W

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out OV1-4 R/B, 2124 on other resources

View OV1-4 R/B, 2124 on Heavens-Above

View OV1-4 R/B, 2124 on Keep Track

View OV1-4 R/B, 2124 on Celestrak

View OV1-4 R/B, 2124 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

OV1-4 R/B, 2124

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 4 hours ago

TLE from 4 hours ago

TLE epoch observation values (Epoch: 2026-05-07T20:41:10.701Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #25 in the year 1966 (1966-03-30 UTC)

OV1-4 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out OV1-4 R/B, 2124 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 4 hours ago