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OPS 1509 (TRANSIT 10), 1864

Orbit data source: Space-Track

OPS 1509 (TRANSIT 10), 1864 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Wed, 22 Dec 1965 UTC via an SCOUT A 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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https://www.satcat.com/sats-embedded/1864?theme=dark&initialShowStats=false

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Identifier

1864, 1965-109A

Orbit

LEO

Country

Related business

United States Navy (US)

Manufacturer

APL

Mission

Spacecraft

Bus & Motor

TRANSIT 5, Unknown motor

Mass

51 kg wet, 51 kg dry

Launch date (UTC)

1965-12-22 (60 years ago)

Launch vehicle

SCOUT A

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Large (>1 m²)

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Last TLE update: 17 hours ago

TLE from 17 hours ago

0 OPS 1509 (TRANSIT 10)
1 01864U 65109A   26002.19559604  .00000345  00000-0  31196-3 0  9994
2 01864  89.0650 251.7244 0109977 358.9879   1.1048 13.79005865 13222

Epoch: 2026-01-02T04:41Z

TLE epoch observation values (Epoch: 2026-01-02T04:41:39.497Z)

Latitude

-0.00006°

Longitude

79.47053°

Altitude

889.624 km

Speed

7.448 km/s

True Right ascension

16h 46m 53s

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

21:49:49

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,045.176 km

Perigee altitude

883.673 km

Semi-major axis

7,342.561 km

Eccentricity

0.011

Inclination

89.065°

RAAN

251.7244°

Arg. of periapsis

358.9879°

True anomaly

1.12944°

Mean anomaly

1.1048°

Eccentric anomaly

1.11708°

Mean motion

3.44962 °/min

Orbital period

104.36 mins

BSTAR

0.00031196

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Other satellites on launch #109 in the year 1965 (1965-12-22 UTC)

SCOUT A DEB, 2086 (Decayed)

TRANSIT 10 DEB, 25576 (Decayed)

SCOUT A DEB, 2226

TRANSIT 10 DEB, 24705

SCOUT A R/B, 1865

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OPS 1509 (TRANSIT 10) 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.
11 mins	2026-01-03 03:55:06.272Z	21.583° NNE	2026-01-03 04:00:06.272Z	80.035° E	30.125°	2026-01-03 04:06:06.272Z	148.3° SSE
10 mins	2026-01-03 05:40:06.272Z	337.203° NNW	2026-01-03 05:44:06.272Z	289.412° WNW	29.903°	2026-01-03 05:50:06.272Z	218.221° SW
6 mins	2026-01-03 15:41:06.272Z	104.549° ESE	2026-01-03 15:43:06.272Z	78.208° E	20.044°	2026-01-03 15:47:06.272Z	31.838° NE
9 mins	2026-01-03 17:23:06.272Z	204.314° SW	2026-01-03 17:27:06.272Z	269.77° W	37.199°	2026-01-03 17:32:06.272Z	345.386° N

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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 OPS 1509 (TRANSIT 10), 1864 on other resources

View OPS 1509 (TRANSIT 10), 1864 on NASA - NSSDCA Website

View OPS 1509 (TRANSIT 10), 1864 on Heavens-Above

View OPS 1509 (TRANSIT 10), 1864 on Keep Track

View OPS 1509 (TRANSIT 10), 1864 on Celestrak

View OPS 1509 (TRANSIT 10), 1864 on Gunter's Space Page

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

OPS 1509 (TRANSIT 10), 1864

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 17 hours ago

TLE from 17 hours ago

TLE epoch observation values (Epoch: 2026-01-02T04:41:39.497Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #109 in the year 1965 (1965-12-22 UTC)

OPS 1509 (TRANSIT 10) Visibility forecast

Co-orbital & Co-planar RSOs

Check out OPS 1509 (TRANSIT 10), 1864 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 17 hours ago