TRANSIT 4B, 202
Orbit data source: Space-Track
TRANSIT 4B, 202 is a payload satellite owned by USN BuWeps (US) in LEO that was launched on Wed, 15 Nov 1961 UTC via a THOR ABLESTAR 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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202 intel report (Beta)
TRANSIT 4B details
| Identifier | |
| Orbit | LEO |
| Last TLE update | 14 hours ago |
| Origin | |
| Manufacturer | APL |
| Mission | Defense Navigation |
| Bus & Motor | TRANSIT 4, Unknown motor |
| Mass | 89 kg wet, 89 kg dry |
| Launch date (UTC) | |
| Launch vehicle | |
| Launch site | |
| Object type | Payload Rocket body Debris |
| Shape & HBR | Cyl, 1.09 m |
| Radar Cross Section | 1.143 m², Large (>1 m²) |
Expand to show TLE details & history
TLE from 14 hours ago
0 TRANSIT 4B
1 00202U 61031A 25013.87194958 .00000098 00000-0 89185-4 0 9999
2 00202 32.4384 83.3617 0101036 230.2752 128.8928 13.63721537150068Epoch: 2025-01-13T20:55Z
Definitive object data (Epoch: 2025-01-13T20:55:36.443Z)
| Latitude | -0.00001° |
| Longitude | 15.87306° |
| Altitude | 1,068.325 km |
| Speed | 7.296 km/s |
| True Right ascension | 05h 33m 26s |
| True Declination | 0° 00' 00" |
| Sunlit | Object was in full shadow at TLE epoch |
Visualization TLE readout
| Latitude | -30.65936° |
| Longitude | -55.09215° |
| Altitude | 985.22 km |
| Speed | 7.382 km/s |
| Apparent Right ascension | 00h 08m 07s |
| Apparent Declination | -35° 21' 52" |
| Sunlit | Object is in daylight |
Visualization observer readout
| Local Sidereal Time | 11:14:16 |
| Azimuth | 288.896° WNW |
| Elevation | -78.425° |
| Doppler factor | 1 |
Orbital elements
| Apogee altitude | 1,100.391 km |
| Perigee altitude | 950.783 km |
| Semi-major axis | 7,403.724 km |
| Eccentricity | 0.0101036 |
| Inclination | 32.4384° |
| RAAN | 83.3617° |
| Arg. of periapsis | 230.2752° |
| True anomaly | 129.7868° |
| Mean anomaly | 128.8928° |
| Eccentric anomaly | 129.34051° |
| Mean motion | 3.40697 °/min |
| BSTAR | 0.000089185 |
| Orbital period | 105.67 mins |
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Other satellites on launch #31 in the year 1961 (1961-11-15 UTC)
| TRANSIT 4B, 202 |
| TRAAC, 205 |
| THOR ABLESTAR R/B, 204 |
| TRAAC DEB, 10796 |
TRANSIT 4B 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. |
|---|---|---|---|---|---|---|---|
| 12 mins | 2025-01-14 11:22:09.375Z | 254.283° W | 2025-01-14 11:28:09.375Z | 189.935° SSW | 35.078° | 2025-01-14 11:34:09.375Z | 119.062° SE |
| 9 mins | 2025-01-14 13:16:09.375Z | 245.895° WSW | 2025-01-14 13:20:09.375Z | 199.961° SSW | 24.943° | 2025-01-14 13:25:09.375Z | 149.149° SSE |
| 6 mins | 2025-01-15 06:30:09.375Z | 172.563° S | 2025-01-15 06:33:09.375Z | 144.804° SSE | 15.171° | 2025-01-15 06:36:09.375Z | 118.793° SE |
| 11 mins | 2025-01-15 08:19:09.375Z | 219.615° SW | 2025-01-15 08:24:09.375Z | 163.524° S | 29.883° | 2025-01-15 08:30:09.375Z | 102.253° ESE |
| 11 mins | 2025-01-15 10:11:09.375Z | 243.365° WSW | 2025-01-15 10:16:09.375Z | 176.444° S | 36.037° | 2025-01-15 10:22:09.375Z | 110.149° ESE |
Authenticating...
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