BISONSAT, 40968
Orbit data source: Space-Track
BISONSAT, 40968 is a payload satellite owned by Salish Kootenai (US) in LEO that was launched on Thu, 08 Oct 2015 UTC via an ATLAS V 401 launch vehicle from the Air Force Western Test Range (AFWTR). 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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40968 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Salish Kootenai
Mission
Operational Amateur Technology
Bus & Motor
CUBESAT 1U, Unknown motor
Mass
1 kg wet, 1 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.1 m
Radar Cross Section
0.015 m², Small (<0.1 m²)
Expand to show TLE details & historyLast TLE update: 12 hours ago
TLE from 12 hours ago
0 BISONSAT
1 40968U 15058E 25256.78543713 .00006457 00000-0 53432-3 0 9996
2 40968 64.7770 42.6342 0136215 161.9020 198.7013 14.92720634 75355Epoch: 2025-09-13T18:51Z
TLE epoch observation values (Epoch: 2025-09-13T18:51:01.768Z)
Latitude
-0.00003°
Longitude
126.86301°
Altitude
681.505 km
Speed
7.468 km/s
True Right ascension
02h 50m 32s
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
23:03:26
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
682.912 km
Perigee altitude
493.133 km
Semi-major axis
6,966.159 km
Eccentricity
0.01362
Inclination
64.777°
RAAN
42.6342°
Arg. of periapsis
161.902°
True anomaly
198.20877°
Mean anomaly
198.7013°
Eccentric anomaly
198.45425°
Mean motion
3.73296 °/min
Orbital period
96.44 mins
BSTAR
0.00053432
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Other satellites on launch #58 in the year 2015 (2015-10-08 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.BISONSAT 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 | 2025-09-14 11:02:57.131Z | 186.243° SSW | 2025-09-14 11:06:57.131Z | 127.334° SE | 33.58° | 2025-09-14 11:10:57.131Z | 48.338° ENE |
| 5 mins | 2025-09-14 12:44:57.131Z | 280.86° WNW | 2025-09-14 12:46:57.131Z | 318.68° NNW | 21.134° | 2025-09-14 12:49:57.131Z | 3.75° NNE |
| 4 mins | 2025-09-14 19:30:57.131Z | 12.837° NNE | 2025-09-14 19:32:57.131Z | 57.46° ENE | 21.035° | 2025-09-14 19:34:57.131Z | 95.005° ESE |
| 5 mins | 2025-09-14 21:09:57.131Z | 289.221° WNW | 2025-09-14 21:11:57.131Z | 240.729° WSW | 24.657° | 2025-09-14 21:14:57.131Z | 186.901° SSW |
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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