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TRANSIT 2A, 45

Orbit data source: Space-Track

TRANSIT 2A, 45 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Wed, 22 Jun 1960 UTC via a THOR ABLESTAR launch vehicle from the Air Force Eastern Test Range (AFETR). 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 URL

https://www.satcat.com/sats-embedded/45?theme=dark&initialShowStats=false

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Identifier

45, 1960-007A

Orbit

LEO

Country

Related business

United States Navy (US)

Manufacturer

APL

Mission

Spacecraft

Bus & Motor

TRANSIT 1, Unknown motor

Mass

100 kg wet, 100 kg dry

Launch date (UTC)

1960-06-22 (66 years ago)

Launch vehicle

THOR ABLESTAR

Launch site

Air Force Eastern Test Range (AFETR)

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: 3 hours ago

TLE from 3 hours ago

0 TRANSIT 2A
1 00045U 60007A   26084.64883582  .00000552  00000-0  15780-3 0  9992
2 00045  66.6929 221.1558 0253558 221.4182 136.7456 14.35906374368057

Epoch: 2026-03-25T15:34Z

TLE epoch observation values (Epoch: 2026-03-25T15:34:19.414Z)

Latitude

-0.00002°

Longitude

164.46579°

Altitude

908.325 km

Speed

7.329 km/s

True Right ascension

14h 44m 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

23:38:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

951.683 km

Perigee altitude

589.168 km

Semi-major axis

7,148.563 km

Eccentricity

0.02536

Inclination

66.6929°

RAAN

221.1558°

Arg. of periapsis

221.4182°

True anomaly

138.69127°

Mean anomaly

136.7456°

Eccentric anomaly

137.72291°

Mean motion

3.591 °/min

Orbital period

100.25 mins

BSTAR

0.0001578

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Other satellites on launch #7 in the year 1960 (1960-06-22 UTC)

THOR ABLESTAR R/B, 47

THOR ABLESTAR DEB, 840 (Decayed)

THOR ABLESTAR DEB, 841 (Decayed)

SOLRAD 1 (GREB), 46

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TRANSIT 2A 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.
9 mins	2026-03-25 19:28:38.524Z	343.444° N	2026-03-25 19:32:38.524Z	37.652° NE	36.173°	2026-03-25 19:37:38.524Z	128.942° SE
5 mins	2026-03-25 21:13:38.524Z	284.758° WNW	2026-03-25 21:15:38.524Z	255.371° W	19.587°	2026-03-25 21:18:38.524Z	212.974° SW
9 mins	2026-03-26 10:05:38.524Z	177.768° S	2026-03-26 10:09:38.524Z	112.812° SE	37.242°	2026-03-26 10:14:38.524Z	42.822° NE
9 mins	2026-03-26 11:48:38.524Z	255.015° W	2026-03-26 11:52:38.524Z	303.891° NW	27.682°	2026-03-26 11:57:38.524Z	7.529° NNE

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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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Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out TRANSIT 2A, 45 on other resources

View TRANSIT 2A, 45 on NASA - NSSDCA Website

View TRANSIT 2A, 45 on Heavens-Above

View TRANSIT 2A, 45 on Keep Track

View TRANSIT 2A, 45 on Celestrak

View TRANSIT 2A, 45 on Gunter's Space Page

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

TRANSIT 2A, 45

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 hours ago

TLE from 3 hours ago

TLE epoch observation values (Epoch: 2026-03-25T15:34:19.414Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #7 in the year 1960 (1960-06-22 UTC)

TRANSIT 2A Visibility forecast

Co-orbital & Co-planar RSOs

Check out TRANSIT 2A, 45 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 hours ago