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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

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 (60 years ago)

Launch vehicle

ATLAS D

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

DOMED CYL, 1.1 m

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   26260.31332115  .00000523  00000-0  21900-3 0  9994
2 02610  99.1117  26.9463 2271519 236.2322 100.1551 10.39950645242616

Epoch: 2026-09-17T07:31Z

TLE epoch observation values (Epoch: 2026-09-17T07:31:10.947Z)

Latitude

-0.00003°

Longitude

-82.10166°

Altitude

3,251.408 km

Speed

6.152 km/s

True Right ascension

01h 47m 47s

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

09:43:45

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

4,498.721 km

Perigee altitude

472.001 km

Semi-major axis

8,863.498 km

Eccentricity

0.22715

Inclination

99.1117°

RAAN

26.9463°

Arg. of periapsis

236.2322°

True anomaly

123.86472°

Mean anomaly

100.1551°

Eccentric anomaly

112.20475°

Mean motion

2.60097 °/min

Orbital period

138.41 mins

BSTAR

0.000219

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

OV1-9 R/B, 2622

OV1-10, 2611 (Decayed)

OV1-10 R/B, 2621

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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.
17 mins	2026-09-18 19:09:44.639Z	27.726° NE	2026-09-18 19:20:44.639Z	72.3° E	21.719°	2026-09-18 19:26:44.639Z	112.035° ESE
25 mins	2026-09-18 21:23:44.639Z	12.442° NNE	2026-09-18 21:39:44.639Z	323.759° NNW	81.945°	2026-09-18 21:48:44.639Z	201.496° SSW
21 mins	2026-09-18 23:39:44.639Z	4.918° NNE	2026-09-18 23:51:44.639Z	323.277° NNW	26.285°	2026-09-19 00:00:44.639Z	273.165° WNW
9 mins	2026-09-19 01:54:44.639Z	5.083° NNE	2026-09-19 01:58:44.639Z	353.503° N	12.058°	2026-09-19 02:03:44.639Z	337.257° NNW
19 mins	2026-09-19 03:54:44.639Z	47.014° ENE	2026-09-19 04:04:44.639Z	21.186° NNE	16.303°	2026-09-19 04:13:44.639Z	355.696° N
37 mins	2026-09-19 05:53:44.639Z	102.399° ESE	2026-09-19 06:11:44.639Z	46.792° ENE	38.695°	2026-09-19 06:30:44.639Z	351.923° N
44 mins	2026-09-19 08:02:44.639Z	157.345° SSE	2026-09-19 08:22:44.639Z	49.911° ENE	86.795°	2026-09-19 08:46:44.639Z	347.297° N
38 mins	2026-09-19 10:22:44.639Z	217.329° SW	2026-09-19 10:39:44.639Z	276.427° WNW	36.703°	2026-09-19 11:00:44.639Z	336.982° NNW

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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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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: 2026-09-17T07:31:10.947Z)

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