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

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ISO8601 Format

Identifier

45, 1960-007A

Orbit

LEO

Last TLE update

16 hours ago

Origin

United States Navy (US)

Manufacturer

APL

Mission

Defense Navigation

Bus & Motor

TRANSIT 1, Unknown motor

Mass

100 kg wet, 100 kg dry

Launch date (UTC)

1960-06-22 (65 years ago)

Launch vehicle

THOR ABLESTAR

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Sphere, 0.5 m

Radar Cross Section

0.650 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 16 hours ago

0 TRANSIT 2A
1 00045U 60007A   25224.37094662  .00000375  00000-0  11819-3 0  9992
2 00045  66.6932  96.8678 0246565  22.9992 338.1923 14.35611866335717

Epoch: 2025-08-12T08:54Z

TLE epoch observation values (Epoch: 2025-08-12T08:54:09.787Z)

Latitude

-0.00004°

Longitude

2.26245°

Altitude

612.043 km

Speed

7.639 km/s

True Right ascension

06h 27m 28s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

-59.81076°

Longitude

-132.07485°

Altitude

912.034 km

Speed

7.335 km/s

Apparent Right ascension

01h 04m 45s

Apparent Declination

-59° 33' 43"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

15:33:24

Azimuth

142.733° SSE

Elevation

-59.641°

Doppler factor

Orbital elements

Apogee altitude

947.686 km

Perigee altitude

595.121 km

Semi-major axis

7,149.541 km

Eccentricity

0.02466

Inclination

66.6932°

RAAN

96.8678°

Arg. of periapsis

22.9992°

True anomaly

337.11186°

Mean anomaly

338.1923°

Eccentric anomaly

337.65522°

Mean motion

3.59026 °/min

Orbital period

100.27 mins

BSTAR

0.00011819

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

SOLRAD 1 (GREB), 46

THOR ABLESTAR R/B, 47

THOR ABLESTAR DEB, 840 (Decayed)

THOR ABLESTAR DEB, 841 (Decayed)

TRANSIT 2A Visibility forecast

Observer location: undefined°, undefined°
Set Observer location

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.
10 mins	2025-08-13 02:08:57.612Z	336.661° NNW	2025-08-13 02:13:57.612Z	78.648° E	42.906°	2025-08-13 02:18:57.612Z	142.4° SSE
6 mins	2025-08-13 03:53:57.612Z	282.121° WNW	2025-08-13 03:55:57.612Z	258.41° W	16.387°	2025-08-13 03:59:57.612Z	215.17° SW
6 mins	2025-08-13 16:48:57.612Z	188.848° SSW	2025-08-13 16:51:57.612Z	88.592° E	39.95°	2025-08-13 16:54:57.612Z	38.936° NE

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 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

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