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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: 9 hours ago

TLE from 9 hours ago

0 EXPLORER 36 (GEOS 2)
1 03093U 68002A   26275.29920179 -.00000082  00000-0 -17499-4 0  9998
2 03093 105.7804 210.1595 0319450 291.7890 225.5928 12.83608324751107

Epoch: 2026-10-02T07:10Z

TLE epoch observation values (Epoch: 2026-10-02T07:10:51.034Z)

Latitude

24.17832°

Longitude

-81.3227°

Altitude

1,505.613 km

Speed

7.032 km/s

True Right ascension

02h 29m 39s

True Declination

24° 03' 44"

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

10:21:20

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,570.844 km

Perigee altitude

1,078.705 km

Semi-major axis

7,702.911 km

Eccentricity

0.03195

Inclination

105.7804°

RAAN

210.1595°

Arg. of periapsis

291.789°

True anomaly

223.04969°

Mean anomaly

225.5928°

Eccentric anomaly

224.31416°

Mean motion

3.21041 °/min

Orbital period

112.14 mins

BSTAR

-0.000017499

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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.
13 mins	2026-10-02 17:44:10.625Z	101.417° ESE	2026-10-02 17:50:10.625Z	49.029° ENE	28.753°	2026-10-02 17:57:10.625Z	354.47° N
14 mins	2026-10-02 19:33:10.625Z	165.969° S	2026-10-02 19:39:10.625Z	264.952° W	74.172°	2026-10-02 19:47:10.625Z	334.256° NNW
5 mins	2026-10-02 21:28:10.625Z	254.008° W	2026-10-02 21:30:10.625Z	270.023° WNW	13.247°	2026-10-02 21:33:10.625Z	292.291° WNW
10 mins	2026-10-03 07:21:10.625Z	58.281° ENE	2026-10-03 07:26:10.625Z	97.448° ESE	21.312°	2026-10-03 07:31:10.625Z	137.233° SSE
15 mins	2026-10-03 09:09:10.625Z	21.827° NNE	2026-10-03 09:16:10.625Z	353.204° N	84.301°	2026-10-03 09:24:10.625Z	206.863° SW
12 mins	2026-10-03 10:59:10.625Z	357.901° N	2026-10-03 11:05:10.625Z	310.477° NW	24.795°	2026-10-03 11:11:10.625Z	265.623° W

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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: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-10-02T07:10:51.034Z)

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: 9 hours ago