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EXPLORER 36 (GEOS 2), 3093

Orbit data source: Space-Track

EXPLORER 36 (GEOS 2), 3093 is a payload satellite owned by GSFC (US) in LEO that was launched on Thu, 11 Jan 1968 UTC via a THOR DELTA E1 launch vehicle from the Air Force Western Test Range (AFWTR). 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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Identifier

3093, 1968-002A

Orbit

LEO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

APL

Mission

Spacecraft

Bus & Motor

ANNA, Unknown motor

Mass

212 kg wet, 212 kg dry

Launch date (UTC)

1968-01-11 (59 years ago)

Launch vehicle

THOR DELTA E1

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

OCT CYL + DOME + ANT, 1.1 m

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 14 hours ago

TLE from 14 hours ago

0 EXPLORER 36 (GEOS 2)
1 03093U 68002A   26309.67203108 -.00000094  00000-0 -58140-4 0  9995
2 03093 105.7882 258.3049 0319174 236.0298 301.9780 12.83607616755515

Epoch: 2026-11-05T16:07Z

TLE epoch observation values (Epoch: 2026-11-05T16:07:43.485Z)

Latitude

4.88892°

Longitude

152.84988°

Altitude

1,204.467 km

Speed

7.311 km/s

True Right ascension

05h 18m 44s

True Declination

4° 51' 41"

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

01:46:41

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,570.635 km

Perigee altitude

1,078.921 km

Semi-major axis

7,702.915 km

Eccentricity

0.03192

Inclination

105.7882°

RAAN

258.3049°

Arg. of periapsis

236.0298°

True anomaly

298.81026°

Mean anomaly

301.978°

Eccentric anomaly

300.4007°

Mean motion

3.21041 °/min

Orbital period

112.14 mins

BSTAR

-0.00005814

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Other satellites on launch #2 in the year 1968 (1968-01-11 UTC)

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EXPLORER 36 (GEOS 2) 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.
12 mins	2026-11-06 08:41:18.853Z	44.278° NE	2026-11-06 08:48:18.853Z	105.601° ESE	27.569°	2026-11-06 08:53:18.853Z	152.426° SSE
13 mins	2026-11-06 10:31:18.853Z	14.739° NNE	2026-11-06 10:38:18.853Z	285.25° WNW	62.554°	2026-11-06 10:44:18.853Z	222.034° SW
7 mins	2026-11-06 12:22:18.853Z	347.771° N	2026-11-06 12:26:18.853Z	316.202° NNW	16.416°	2026-11-06 12:29:18.853Z	292.03° WNW
7 mins	2026-11-06 17:39:18.853Z	58.6° ENE	2026-11-06 17:42:18.853Z	37.541° NE	14.263°	2026-11-06 17:46:18.853Z	10.017° NNE
15 mins	2026-11-06 19:23:18.853Z	123.868° SE	2026-11-06 19:30:18.853Z	49.323° ENE	49.663°	2026-11-06 19:38:18.853Z	346.804° N
15 mins	2026-11-06 21:12:18.853Z	188.783° SSW	2026-11-06 21:19:18.853Z	254.573° W	44.275°	2026-11-06 21:27:18.853Z	323.932° NNW

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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 EXPLORER 36 (GEOS 2), 3093 on other resources

View EXPLORER 36 (GEOS 2), 3093 on NASA - NSSDCA Website

View EXPLORER 36 (GEOS 2), 3093 on Heavens-Above

View EXPLORER 36 (GEOS 2), 3093 on Keep Track

View EXPLORER 36 (GEOS 2), 3093 on Celestrak

View EXPLORER 36 (GEOS 2), 3093 on Gunter's Space Page

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

EXPLORER 36 (GEOS 2), 3093

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 14 hours ago

TLE from 14 hours ago

TLE epoch observation values (Epoch: 2026-11-05T16:07:43.485Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #2 in the year 1968 (1968-01-11 UTC)

EXPLORER 36 (GEOS 2) Visibility forecast

Co-orbital & Co-planar RSOs

Check out EXPLORER 36 (GEOS 2), 3093 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 14 hours ago