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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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Identifier

2610, 1966-111A

Orbit

LEO

Country

Related business

US Air Force Office of Aerospace Research (US)

Manufacturer

GD/Convair

Mission

Spacecraft

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

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 OV1-9
1 02610U 66111A   26034.04084001  .00000659  00000-0  27366-3 0  9993
2 02610  99.1035 261.9129 2271530 222.5157 117.6063 10.39752397219093

Epoch: 2026-02-03T00:58Z

TLE epoch observation values (Epoch: 2026-02-03T00:58:48.576Z)

Latitude

-0.00002°

Longitude

113.98303°

Altitude

3,728.199 km

Speed

5.827 km/s

True Right ascension

17h 27m 39s

True Declination

0° 00' 00"

Sunlit

Object was in daylight 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

06:05:10

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

4,500.114 km

Perigee altitude

472.862 km

Semi-major axis

8,864.625 km

Eccentricity

0.22715

Inclination

99.1035°

RAAN

261.9129°

Arg. of periapsis

222.5157°

True anomaly

137.57773°

Mean anomaly

117.6063°

Eccentric anomaly

127.87908°

Mean motion

2.60047 °/min

Orbital period

138.44 mins

BSTAR

0.00027366

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

OV1-9 R/B, 2622

OV1-10 R/B, 2621

OV1-10, 2611 (Decayed)

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OV1-9 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.
19 mins	2026-02-04 05:36:17.075Z	5.356° NNE	2026-02-04 05:48:17.075Z	313.549° NW	27.039°	2026-02-04 05:55:17.075Z	258.996° W
4 mins	2026-02-04 07:55:17.075Z	351.917° N	2026-02-04 07:57:17.075Z	344.674° N	10.699°	2026-02-04 07:59:17.075Z	336.866° NNW
8 mins	2026-02-04 09:59:17.075Z	27.589° NE	2026-02-04 10:03:17.075Z	16.36° NNE	11.574°	2026-02-04 10:07:17.075Z	4.188° NNE
32 mins	2026-02-04 11:53:17.075Z	90.167° ESE	2026-02-04 12:10:17.075Z	43.426° NE	26.67°	2026-02-04 12:25:17.075Z	356.344° N
43 mins	2026-02-04 13:59:17.075Z	143.274° SSE	2026-02-04 14:20:17.075Z	70.357° E	43.523°	2026-02-04 14:42:17.075Z	349.224° N
42 mins	2026-02-04 16:15:17.075Z	197.332° SSW	2026-02-04 16:35:17.075Z	265.257° W	37.322°	2026-02-04 16:57:17.075Z	338.821° N
6 mins	2026-02-04 18:54:17.075Z	285.273° WNW	2026-02-04 18:57:17.075Z	292.716° NW	10.513°	2026-02-04 19:00:17.075Z	300.169° NW
16 mins	2026-02-05 02:29:17.075Z	26.398° NE	2026-02-05 02:39:17.075Z	84.227° E	28.064°	2026-02-05 02:45:17.075Z	142.291° SSE

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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 OV1-9, 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.

OV1-9, 2610

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: 2026-02-03T00:58:48.576Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

OV1-9 Visibility forecast

Co-orbital & Co-planar RSOs

Check out OV1-9, 2610 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago