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OV1-9, 2610

Orbit data source: Space-Track

OV1-9, 2610 is a payload satellite owned by USAF OAR (US) in LEO that was launched on Sun, 11 Dec 1966 UTC via an ATLAS D launch vehicle from the Air Force Western Test Range (AFWTR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

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<iframe src="https://www.satcat.com/sats-embedded/2610?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/2610?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

2610, 1966-111A

Orbit

LEO

Last TLE update

12 hours ago

Origin

US Air Force Office of Aerospace Research (US)

Manufacturer

GD/Convair

Mission

Defense Technology

Bus & Motor

OV1, Unknown motor

Mass

106 kg wet, 106 kg dry

Launch date (UTC)

1966-12-11 (59 years ago)

Launch vehicle

ATLAS D

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Domed Cyl, 0.7 m

Radar Cross Section

0.946 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 12 hours ago

0 OV1-9
1 02610U 66111A   25199.45311353  .00000289  00000-0  12096-3 0  9995
2 02610  99.1022 151.5526 2274410 167.6205 199.2010 10.39340765198352

Epoch: 2025-07-18T10:52Z

TLE epoch observation values (Epoch: 2025-07-18T10:52:29.008Z)

Latitude

-0.00006°

Longitude

51.92739°

Altitude

4,436.386 km

Speed

5.366 km/s

True Right ascension

10h 06m 12s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

57.25393°

Longitude

37.84179°

Altitude

2,697.15 km

Speed

6.559 km/s

Apparent Right ascension

04h 27m 36s

Apparent Declination

47° 44' 28"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

11:42:50

Azimuth

317.993° NNW

Elevation

17.975°

Doppler factor

Orbital elements

Apogee altitude

4,505.541 km

Perigee altitude

472.117 km

Semi-major axis

8,866.966 km

Eccentricity

0.22744

Inclination

99.1022°

RAAN

151.5526°

Arg. of periapsis

167.6205°

True anomaly

192.46793°

Mean anomaly

199.201°

Eccentric anomaly

195.67924°

Mean motion

2.59944 °/min

Orbital period

138.49 mins

BSTAR

0.00012096

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Other satellites on launch #111 in the year 1966 (1966-12-11 UTC)

OV1-10, 2611 (Decayed)

OV1-10 R/B, 2621

OV1-9 R/B, 2622

OV1-9 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.
5 mins	2025-07-19 10:49:19.176Z	342.861° N	2025-07-19 10:52:19.176Z	298.48° NW	19.196°	2025-07-19 10:54:19.176Z	261.576° W
9 mins	2025-07-19 17:18:19.176Z	66.499° ENE	2025-07-19 17:23:19.176Z	47.603° ENE	13.17°	2025-07-19 17:27:19.176Z	29.015° NE
31 mins	2025-07-19 19:17:19.176Z	133.895° SE	2025-07-19 19:37:19.176Z	62.174° ENE	38.874°	2025-07-19 19:48:19.176Z	357.183° N
35 mins	2025-07-19 21:30:19.176Z	183.798° SSW	2025-07-19 21:52:19.176Z	262.553° W	39.788°	2025-07-19 22:05:19.176Z	335.904° NNW

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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Authenticating...

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Check out OV1-9, 2610 on other resources

View OV1-9, 2610 on NASA - NSSDCA Website

View OV1-9, 2610 on Heavens-Above

View OV1-9, 2610 on Keep Track

View OV1-9, 2610 on Celestrak

View OV1-9, 2610 on Gunter's Space Page

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