TECHSAT 1B, 25397
Orbit data source: Space-Track
TECHSAT 1B, 25397 is a payload satellite owned by Technion (IL) in SSO that was launched on Fri, 10 Jul 1998 UTC via a ZENIT-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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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25397 intel report (Beta)
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Identifier
Orbit
Country
IL / ISRARelated business
Manufacturer
Technion
Mission
Partially operational Amateur Communications
Bus & Motor
TECHSAT 1, Unknown motor
Mass
50 kg wet, 50 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.3 m
Radar Cross Section
0.375 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 8 hours ago
TLE from 8 hours ago
0 TECHSAT 1B
1 25397U 98043D 26093.95764767 .00000139 00000-0 80434-4 0 9997
2 25397 99.0052 84.8541 0002319 78.8036 281.3402 14.24413417440762Epoch: 2026-04-03T22:59Z
TLE epoch observation values (Epoch: 2026-04-03T22:59:00.758Z)
Latitude
-0.00009°
Longitude
-92.18336°
Altitude
813.049 km
Speed
7.447 km/s
True Right ascension
05h 39m 24s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
13:00:56
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
809.299 km
Perigee altitude
805.966 km
Semi-major axis
7,185.77 km
Eccentricity
0.00023
Inclination
99.0052°
RAAN
84.8541°
Arg. of periapsis
78.8036°
True anomaly
281.31414°
Mean anomaly
281.3402°
Eccentric anomaly
281.32717°
Mean motion
3.56314 °/min
Orbital period
101.03 mins
BSTAR
0.000080434
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Other satellites on launch #43 in the year 1998 (1998-07-10 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.TECHSAT 1B 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. |
|---|---|---|---|---|---|---|---|
| 8 mins | 2026-04-04 11:22:56.143Z | 42.15° NE | 2026-04-04 11:26:56.143Z | 99.911° ESE | 25.239° | 2026-04-04 11:30:56.143Z | 152.91° SSE |
| 8 mins | 2026-04-04 13:02:56.143Z | 349.728° N | 2026-04-04 13:06:56.143Z | 283.716° WNW | 29.612° | 2026-04-04 13:10:56.143Z | 230.123° WSW |
| 8 mins | 2026-04-04 22:43:56.143Z | 130.57° SE | 2026-04-04 22:46:56.143Z | 72.465° E | 35.044° | 2026-04-04 22:51:56.143Z | 359.387° N |
| 6 mins | 2026-04-05 00:24:56.143Z | 234.475° WSW | 2026-04-05 00:26:56.143Z | 264.171° W | 20.467° | 2026-04-05 00:30:56.143Z | 314.854° NW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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