OPS 6026 (DMSP 4A F1), 2418
Orbit data source: Space-Track
OPS 6026 (DMSP 4A F1), 2418 is a payload satellite owned by USAF SSD (US) in SSO that was launched on Fri, 16 Sep 1966 UTC via a THOR BURNER 2 launch vehicle from the Air Force Western Test Range (AFWTR). 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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Edit Public Description
| Identifier | |
| Orbit | SSO |
| Last TLE update | 6 hours ago |
| Origin | |
| Manufacturer | RCA/East Windsor |
| Mission | Non-operational Defense Weather |
| Bus & Motor | DMSP BLOCK 4A, Unknown motor |
| Mass | 79 kg wet, 79 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Oct Cyl, 0.8 m |
| Radar Cross Section | 0.655 m², Medium (>0.1 m² and < 1m²) |
Expand to show TLE details & history
TLE from 6 hours ago
0 OPS 6026 (DMSP 4A F1)
1 2418U 66082A 25077.87806617 .00000874 00000-0 25174-3 0 9992
2 2418 98.2801 236.6651 0115388 324.0832 35.2641 14.43416913 67305Epoch: 2025-03-18T21:04Z
Definitive object data (Epoch: 2025-03-18T21:04:24.917Z)
| Latitude | 0.00002° |
| Longitude | 103.88704° |
| Altitude | 683.368 km |
| Speed | 7.55 km/s |
| True Right ascension | 15h 46m 39s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in full shadow at TLE epoch |
Visualization TLE readout
| Latitude | -48.7039° |
| Longitude | -85.35266° |
| Altitude | 771.146 km |
| Speed | 7.465 km/s |
| Apparent Right ascension | 23h 26m 43s |
| Apparent Declination | -59° 11' 39" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 07:55:10 |
| Azimuth | 221.569° SW |
| Elevation | -52.013° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 826.523 km |
| Perigee altitude | 662.153 km |
| Semi-major axis | 7,122.475 km |
| Eccentricity | 0.0115388 |
| Inclination | 98.2801° |
| RAAN | 236.6651° |
| Arg. of periapsis | 324.0832° |
| True anomaly | 36.03657° |
| Mean anomaly | 35.2641° |
| Eccentric anomaly | 35.64942° |
| Mean motion | 3.61074 °/min |
| BSTAR | 0.00025174 |
| Orbital period | 99.7 mins |
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Other satellites on launch #82 in the year 1966 (1966-09-16 UTC)
| THOR BURNER 2 R/B, 2422 |
OPS 6026 (DMSP 4A F1) 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2025-03-19 10:30:57.750Z | 167.468° S | 2025-03-19 10:33:57.750Z | 230.913° WSW | 44.959° | 2025-03-19 10:38:57.750Z | 346.492° N |
| 7 mins | 2025-03-19 22:37:57.750Z | 44.761° NE | 2025-03-19 22:40:57.750Z | 94.067° ESE | 28.783° | 2025-03-19 22:44:57.750Z | 154.554° SSE |
| 8 mins | 2025-03-20 00:15:57.750Z | 345.924° N | 2025-03-20 00:19:57.750Z | 283.83° WNW | 27.402° | 2025-03-20 00:23:57.750Z | 233.189° WSW |
Event ID | Pc | Md | Secondary | Secondary name | Country | Click to unsort rows by TCA header |
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