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TELSTAR 2 (A-41), 573

Orbit data source: Space-Track

TELSTAR 2 (A-41), 573 is a payload satellite owned by AT&T (US) in HEO that was launched on Tue, 07 May 1963 UTC via a THOR DELTA B 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/573?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/573?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

573, 1963-013A

Orbit

HEO

Last TLE update

1 day ago

Origin

AT&T (US)

Manufacturer

AT&T/BTL

Mission

Commercial Communications

Bus & Motor

TSX, Unknown motor

Mass

79 kg wet, 79 kg dry

Launch date (UTC)

1963-05-07 (62 years ago)

Launch vehicle

THOR DELTA B

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Sphere + 1 Ant, 1.5 m

Radar Cross Section

0.677 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 1 day ago

0 TELSTAR 2 (A-41)
1 00573U 63013A   25118.89183219 -.00000038  00000-0  10268-3 0  9998
2 00573  42.7648  61.8292 4015089   6.5573  14.0553  6.39270542559655

Epoch: 2025-04-28T21:24Z

Definitive object data (Epoch: 2025-04-28T21:24:14.301Z)

Latitude

26.75977°

Longitude

-83.49392°

Altitude

1,356.709 km

Speed

8.404 km/s

True Right ascension

06h 18m 39s

True Declination

26° 37' 57"

Sunlit

Object was in daylight at TLE epoch

Visualization TLE readout

Latitude

13.64657°

Longitude

47.27919°

Altitude

9,537.843 km

Speed

4.195 km/s

Apparent Right ascension

16h 07m 33s

Apparent Declination

-1° 05' 43"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

08:21:14

Azimuth

73.057° E

Elevation

-20.817°

Doppler factor

Orbital elements

Apogee altitude

10,811.205 km

Perigee altitude

962.286 km

Semi-major axis

12,264.882 km

Eccentricity

0.4015089

Inclination

42.7648°

RAAN

61.8292°

Arg. of periapsis

6.5573°

True anomaly

34.68798°

Mean anomaly

14.0553°

Eccentric anomaly

23.06975°

Mean motion

1.59789 °/min

BSTAR

0.00010268

Orbital period

225.3 mins

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Other satellites on launch #13 in the year 1963 (1963-05-07 UTC)

DELTA 1 R/B, 575

TELSTAR 2 (A-41) Visibility forecast

Observer location: undefined°, undefined°

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.
77 mins	2025-04-30 03:34:48.964Z	283.85° WNW	2025-04-30 03:49:48.964Z	45.768° ENE	44.96°	2025-04-30 04:51:48.964Z	115.147° SE
103 mins	2025-04-30 07:34:48.964Z	290.084° WNW	2025-04-30 08:04:48.964Z	229.956° WSW	36.817°	2025-04-30 09:17:48.964Z	172.478° S
15 mins	2025-04-30 22:09:48.964Z	182.991° SSW	2025-04-30 22:13:48.964Z	130.906° SE	29.601°	2025-04-30 22:24:48.964Z	69.832° E

Authenticating...

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Check out TELSTAR 2 (A-41), 573 on other resources

View TELSTAR 2 (A-41), 573 on NASA - NSSDCA Website

View TELSTAR 2 (A-41), 573 on Heavens-Above

View TELSTAR 2 (A-41), 573 on Keep Track

View TELSTAR 2 (A-41), 573 on Celestrak

View TELSTAR 2 (A-41), 573 on Gunter's Space Page

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