SIMSAT 1, 26365
Orbit data source: Space-Track
SIMSAT 1, 26365 is a payload satellite owned by Eurockot (CIS) in LEO that was launched on Tue, 16 May 2000 UTC via an ROKOT launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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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26365 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
Khrunichev
Mission
Commercial Technology
Bus & Motor
SIMSAT, Unknown motor
Mass
657 kg wet, 657 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box + 1 Arm, 1.8 m
Radar Cross Section
9.625 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 SIMSAT 1
1 26365U 00026A 25259.54487683 .00002529 00000-0 95724-4 0 9997
2 26365 86.3385 266.0010 0006059 305.9517 54.1167 15.26391008400623Epoch: 2025-09-16T13:04Z
TLE epoch observation values (Epoch: 2025-09-16T13:04:37.358Z)
Latitude
0.00001°
Longitude
74.1117°
Altitude
487.354 km
Speed
7.623 km/s
True Right ascension
17h 44m 00s
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
18:47:44
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
487.606 km
Perigee altitude
479.291 km
Semi-major axis
6,861.585 km
Eccentricity
0.00061
Inclination
86.3385°
RAAN
266.001°
Arg. of periapsis
305.9517°
True anomaly
54.17298°
Mean anomaly
54.1167°
Eccentric anomaly
54.14484°
Mean motion
3.81862 °/min
Orbital period
94.27 mins
BSTAR
0.000095724
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Other satellites on launch #26 in the year 2000 (2000-05-16 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.SIMSAT 1 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2025-09-17 13:16:09.226Z | 308.835° NW | 2025-09-17 13:17:09.226Z | 280.641° WNW | 26.27° | 2025-09-17 13:20:09.226Z | 215.182° SW |
| 5 mins | 2025-09-18 01:24:09.226Z | 210.093° SW | 2025-09-18 01:26:09.226Z | 259.687° W | 34.026° | 2025-09-18 01:29:09.226Z | 344.081° N |
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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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