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COURIER 1B, 58

Orbit data source: Space-Track

COURIER 1B, 58 is a payload satellite owned by SCEL (US) in LEO that was launched on Tue, 04 Oct 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/58?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/58?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

58, 1960-013A

Orbit

LEO

Country

Related business

United States Army (US)

Manufacturer

SCEL/PHLP

Mission

Spacecraft

Bus & Motor

COURIER, Unknown motor

Mass

225 kg wet, 225 kg dry

Launch date (UTC)

1960-10-04 (66 years ago)

Launch vehicle

THOR ABLESTAR

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

SPHERE, 1.1 m

Radar Cross Section

Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 COURIER 1B
1    58U 60013A   26307.79899638  .00000095  00000-0  12046-4 0  9991
2    58  28.3261 151.3129 0164938 283.8653  74.3593 13.46434577252896

Epoch: 2026-11-03T19:10Z

TLE epoch observation values (Epoch: 2026-11-03T19:10:33.287Z)

Latitude

-0.00001°

Longitude

-179.3823°

Altitude

1,052.503 km

Speed

7.343 km/s

True Right ascension

10h 05m 15s

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

21:09:50

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,212.488 km

Perigee altitude

966.154 km

Semi-major axis

7,467.458 km

Eccentricity

0.01649

Inclination

28.3261°

RAAN

151.3129°

Arg. of periapsis

283.8653°

True anomaly

76.18922°

Mean anomaly

74.3593°

Eccentric anomaly

75.27328°

Mean motion

3.36344 °/min

Orbital period

107.03 mins

BSTAR

0.000012046

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Other satellites on launch #13 in the year 1960 (1960-10-04 UTC)

THOR ABLESTAR R/B, 59

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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COURIER 1B 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	2026-11-04 16:44:04.977Z	193.203° SSW	2026-11-04 16:48:04.977Z	157.974° S	18.55°	2026-11-04 16:53:04.977Z	116.375° SE
12 mins	2026-11-04 18:36:04.977Z	225.189° WSW	2026-11-04 18:41:04.977Z	177.076° S	31.671°	2026-11-04 18:48:04.977Z	112.189° ESE
11 mins	2026-11-04 20:30:04.977Z	238.673° WSW	2026-11-04 20:35:04.977Z	186.244° SSW	33.684°	2026-11-04 20:41:04.977Z	128.606° SE
10 mins	2026-11-04 22:24:04.977Z	240.277° WSW	2026-11-04 22:28:04.977Z	205.41° SW	22.101°	2026-11-04 22:34:04.977Z	153.906° SSE

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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 COURIER 1B, 58 on other resources

View COURIER 1B, 58 on NASA - NSSDCA Website

View COURIER 1B, 58 on Heavens-Above

View COURIER 1B, 58 on Keep Track

View COURIER 1B, 58 on Celestrak

View COURIER 1B, 58 on Gunter's Space Page

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

COURIER 1B, 58

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2026-11-03T19:10:33.287Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #13 in the year 1960 (1960-10-04 UTC)

COURIER 1B Visibility forecast

Co-orbital & Co-planar RSOs

Check out COURIER 1B, 58 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago