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). Payloads include a variety of satellites, spacecraft, and rockets 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)
EXPLORER 29 (GEOS 1) details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 12 hours ago |
| Origin | |
| Manufacturer | APL |
| Mission | Civil Geodetic |
| Bus & Motor | ANNA, Unknown motor |
| Mass | 176 kg wet, 176 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Oct Cyl + 1 Dome + 1 Rod, 15 m |
| Radar Cross Section | 1.519 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 12 hours ago
0 EXPLORER 29 (GEOS 1)
1 1726U 65089A 25037.56871977 -.00000070 00000-0 18274-4 0 9995
2 1726 59.3847 63.1816 0712272 256.9146 278.3240 11.97073209590709Epoch: 2025-02-06T13:38Z
Definitive object data (Epoch: 2025-02-06T13:38:57.388Z)
| Latitude | 11.0707° |
| Longitude | -105.1177° |
| Altitude | 1,651.913 km |
| Speed | 7.067 km/s |
| True Right ascension | 15h 46m 15s |
| True Declination | 11° 00' 48" |
| Sunlit | Object was in daylight at TLE epoch |
Visualization TLE readout
| Latitude | 2.27288° |
| Longitude | -100.9716° |
| Altitude | 1,555.61 km |
| Speed | 7.151 km/s |
| Apparent Right ascension | 15h 59m 10s |
| Apparent Declination | -16° 19' 59" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 03:53:14 |
| Azimuth | 356.441° N |
| Elevation | -66.382° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 2,268.298 km |
| Perigee altitude | 1,118.474 km |
| Semi-major axis | 8,071.523 km |
| Eccentricity | 0.0712272 |
| Inclination | 59.3847° |
| RAAN | 63.1816° |
| Arg. of periapsis | 256.9146° |
| True anomaly | 270.1702° |
| Mean anomaly | 278.324° |
| Eccentric anomaly | 274.25423° |
| Mean motion | 2.99302 °/min |
| BSTAR | 0.000018274 |
| Orbital period | 120.28 mins |
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Other satellites on launch #89 in the year 1965 (1965-11-06 UTC)
| EXPLORER 29 (GEOS 1), 1726 |
| DELTA 1 R/B, 1729 |
| DELTA 1 DEB, 2700 |
| DELTA 1 DEB, 2888 |
| DELTA 1 DEB, 27788 |
| DELTA 1 DEB, 27789 |
| DELTA 1 DEB, 28662 |
| DELTA 1 DEB, 29010 |
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. |
|---|---|---|---|---|---|---|---|
| 23 mins | 2025-02-07 02:43:56.886Z | 190.1° SSW | 2025-02-07 02:54:56.886Z | 112.941° SE | 39.329° | 2025-02-07 03:06:56.886Z | 45.895° ENE |
| 23 mins | 2025-02-07 04:49:56.886Z | 244.417° WSW | 2025-02-07 05:00:56.886Z | 325.383° NNW | 40.63° | 2025-02-07 05:12:56.886Z | 38.3° NE |
| 21 mins | 2025-02-07 06:59:56.886Z | 292.152° WNW | 2025-02-07 07:09:56.886Z | 349.004° N | 28.674° | 2025-02-07 07:20:56.886Z | 48.822° ENE |
| 20 mins | 2025-02-07 09:09:56.886Z | 319.323° NNW | 2025-02-07 09:19:56.886Z | 15.971° NNE | 30.641° | 2025-02-07 09:29:56.886Z | 79.59° E |
| 22 mins | 2025-02-07 11:16:56.886Z | 321.277° NNW | 2025-02-07 11:28:56.886Z | 62.818° ENE | 43.908° | 2025-02-07 11:38:56.886Z | 131.565° SE |
| 18 mins | 2025-02-07 13:23:56.886Z | 305.634° NW | 2025-02-07 13:32:56.886Z | 252.421° W | 30.057° | 2025-02-07 13:41:56.886Z | 189.295° SSW |
| 10 mins | 2025-02-08 00:50:56.886Z | 123.499° SE | 2025-02-08 00:54:56.886Z | 102.166° ESE | 14.467° | 2025-02-08 01:00:56.886Z | 72.568° E |
Authenticating...
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