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SOLRAD 3/INJUN 1, 117

Orbit data source: Space-Track

SOLRAD 3/INJUN 1, 117 is an American payload satellite in LEO that was launched on Thu, 29 Jun 1961 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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https://www.satcat.com/sats-embedded/117?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

117, 1961-015B

Orbit

LEO

Country

Related business

United States Navy (US)

Manufacturer

SUI/APL

Mission

Spacecraft

Bus & Motor

INJUN, Unknown motor

Mass

43 kg wet, 18 kg dry

Launch date (UTC)

1961-06-29 (65 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: 16 hours ago

TLE from 16 hours ago

0 SOLRAD 3/INJUN 1
1 00117U 61015B   26185.78623831 -.00000008  00000-0  54026-4 0  9992
2 00117  66.8138 322.2372 0084274 284.3068  74.8664 13.90192530296500

Epoch: 2026-07-04T18:52Z

TLE epoch observation values (Epoch: 2026-07-04T18:52:10.989Z)

Latitude

-0.00005°

Longitude

116.39646°

Altitude

914.442 km

Speed

7.403 km/s

True Right ascension

21h 28m 56s

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

22:22:40

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

987.906 km

Perigee altitude

864.791 km

Semi-major axis

7,304.485 km

Eccentricity

0.00843

Inclination

66.8138°

RAAN

322.2372°

Arg. of periapsis

284.3068°

True anomaly

75.80115°

Mean anomaly

74.8664°

Eccentric anomaly

75.33352°

Mean motion

3.47663 °/min

Orbital period

103.55 mins

BSTAR

0.000054026

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Other satellites on launch #15 in the year 1961 (1961-06-29 UTC)

THOR ABLESTAR DEB, 5877 (Decayed)

THOR ABLESTAR DEB, 411 (Decayed)

THOR ABLESTAR DEB, 473 (Decayed)

THOR ABLESTAR DEB, 468 (Decayed)

THOR ABLESTAR DEB, 6747

THOR ABLESTAR DEB, 18908 (Decayed)

THOR ABLESTAR DEB, 5746

THOR ABLESTAR DEB, 355

THOR ABLESTAR DEB, 354

THOR ABLESTAR DEB, 145

THOR ABLESTAR DEB, 144

THOR ABLESTAR DEB, 141

THOR ABLESTAR DEB, 643

THOR ABLESTAR DEB, 545

THOR ABLESTAR DEB, 132

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SOLRAD 3/INJUN 1 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	2026-07-05 10:31:23.919Z	196.624° SSW	2026-07-05 10:36:23.919Z	146.611° SSE	42.597°	2026-07-05 10:42:23.919Z	34.391° NE
8 mins	2026-07-05 12:20:23.919Z	272.828° WNW	2026-07-05 12:24:23.919Z	320.966° NNW	21.637°	2026-07-05 12:28:23.919Z	3.317° NNE
5 mins	2026-07-05 17:51:23.919Z	13.974° NNE	2026-07-05 17:53:23.919Z	34.171° NE	14.735°	2026-07-05 17:56:23.919Z	64.562° ENE
11 mins	2026-07-05 19:36:23.919Z	337.885° N	2026-07-05 19:41:23.919Z	54.1° ENE	42.828°	2026-07-05 19:47:23.919Z	141.277° SSE
7 mins	2026-07-05 21:24:23.919Z	288.846° WNW	2026-07-05 21:27:23.919Z	255.315° W	18.887°	2026-07-05 21:31:23.919Z	213.879° SW
5 mins	2026-07-06 09:00:23.919Z	122.037° SE	2026-07-06 09:02:23.919Z	100.083° ESE	15.388°	2026-07-06 09:05:23.919Z	70.053° E

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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 SOLRAD 3/INJUN 1, 117 on other resources

View SOLRAD 3/INJUN 1, 117 on NASA - NSSDCA Website

View SOLRAD 3/INJUN 1, 117 on Heavens-Above

View SOLRAD 3/INJUN 1, 117 on Keep Track

View SOLRAD 3/INJUN 1, 117 on Celestrak

View SOLRAD 3/INJUN 1, 117 on Gunter's Space Page

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

SOLRAD 3/INJUN 1, 117

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 16 hours ago

TLE from 16 hours ago

TLE epoch observation values (Epoch: 2026-07-04T18:52:10.989Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #15 in the year 1961 (1961-06-29 UTC)

SOLRAD 3/INJUN 1 Visibility forecast

Co-orbital & Co-planar RSOs

Check out SOLRAD 3/INJUN 1, 117 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 16 hours ago