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)

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Last TLE update: 1 day ago

TLE from 1 day ago

0 OV1-4 R/B
1 02124U 66025D   26135.27278952  .00000330  00000-0  51847-4 0  9992
2 02124 144.5102 252.1551 0081103 234.1099 125.2023 13.87839410 47022

Epoch: 2026-05-15T06:32Z

TLE epoch observation values (Epoch: 2026-05-15T06:32:49.014Z)

Latitude

0°

Longitude

-79.05561°

Altitude

969.742 km

Speed

7.351 km/s

True Right ascension

16h 48m 37s

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

20:02:21

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

998.541 km

Perigee altitude

879.849 km

Semi-major axis

7,317.332 km

Eccentricity

0.00811

Inclination

144.5102°

RAAN

252.1551°

Arg. of periapsis

234.1099°

True anomaly

125.95727°

Mean anomaly

125.2023°

Eccentric anomaly

125.58023°

Mean motion

3.46748 °/min

Orbital period

103.82 mins

BSTAR

0.000051847

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

OV1-5 DEB, 27880 (Decayed)

OV1-5 DEB, 3611 (Decayed)

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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.
7 mins	2026-05-16 22:51:03.396Z	112.248° ESE	2026-05-16 22:54:03.396Z	144.919° SSE	16.785°	2026-05-16 22:58:03.396Z	190.276° SSW
9 mins	2026-05-17 00:29:03.396Z	101.901° ESE	2026-05-17 00:33:03.396Z	163.292° S	32.327°	2026-05-17 00:38:03.396Z	228.761° WSW
9 mins	2026-05-17 02:07:03.396Z	101.213° ESE	2026-05-17 02:11:03.396Z	166.217° S	40.227°	2026-05-17 02:16:03.396Z	251.277° W
10 mins	2026-05-17 03:45:03.396Z	115.996° SE	2026-05-17 03:49:03.396Z	174.867° S	38.953°	2026-05-17 03:55:03.396Z	265.367° W
8 mins	2026-05-17 05:24:03.396Z	148.176° SSE	2026-05-17 05:28:03.396Z	208.458° SW	28.722°	2026-05-17 05:32:03.396Z	259.144° 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: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-05-15T06:32:49.014Z)

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: 1 day ago