EXPLORER 29 (GEOS 1), 1726
Orbit data source: Space-Track
EXPLORER 29 (GEOS 1), 1726 is a payload satellite owned by GSFC (US) in LEO that was launched on Sat, 06 Nov 1965 UTC via a THOR DELTA E 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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1726 intel report (Beta)
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TLE from 14 hours ago
0 EXPLORER 29 (GEOS 1)
1 01726U 65089A 25199.35437340 -.00000089 00000-0 -89537-4 0 9994
2 01726 59.3811 59.5472 0715701 3.2006 166.6804 11.97072665609694
TLE epoch observation values (Epoch: 2025-07-18T08:30:17.861Z)
Visualization orbit readout
Visualization observer readout
Orbital elements
Other satellites on launch #89 in the year 1965 (1965-11-06 UTC)
EXPLORER 29 (GEOS 1) 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. |
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22 mins | 2025-07-19 00:05:12.019Z | 323.382° NNW | 2025-07-19 00:15:12.019Z | 43.787° NE | 41.587° | 2025-07-19 00:27:12.019Z | 123.31° SE |
20 mins | 2025-07-19 02:12:12.019Z | 306.06° NW | 2025-07-19 02:21:12.019Z | 236.794° WSW | 36.498° | 2025-07-19 02:32:12.019Z | 174.731° S |
12 mins | 2025-07-19 15:45:12.019Z | 177.894° S | 2025-07-19 15:50:12.019Z | 117.952° SE | 32.843° | 2025-07-19 15:57:12.019Z | 52.519° ENE |
14 mins | 2025-07-19 17:49:12.019Z | 251.761° W | 2025-07-19 17:55:12.019Z | 324.639° NNW | 36.983° | 2025-07-19 18:03:12.019Z | 34.697° NE |
12 mins | 2025-07-19 19:58:12.019Z | 311.648° NW | 2025-07-19 20:03:12.019Z | 355.038° N | 21.994° | 2025-07-19 20:10:12.019Z | 41.374° NE |
16 mins | 2025-07-19 22:05:12.019Z | 330.354° NNW | 2025-07-19 22:12:12.019Z | 25.56° NE | 26.836° | 2025-07-19 22:21:12.019Z | 79.468° E |
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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