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: 6 hours ago
TLE from 6 hours ago
0 BISONSAT
1 40968U 15058E 25362.51429639 .00005900 00000-0 48739-3 0 9991
2 40968 64.7763 72.7460 0121589 121.8479 239.4539 14.94254910 91145Epoch: 2025-12-28T12:20Z
TLE epoch observation values (Epoch: 2025-12-28T12:20:35.208Z)
Latitude
-0.00001°
Longitude
150.37411°
Altitude
630.486 km
Speed
7.52 km/s
True Right ascension
04h 50m 59s
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
17:29:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
667.894 km
Perigee altitude
498.608 km
Semi-major axis
6,961.388 km
Eccentricity
0.01216
Inclination
64.7763°
RAAN
72.746°
Arg. of periapsis
121.8479°
True anomaly
238.26324°
Mean anomaly
239.4539°
Eccentric anomaly
238.85764°
Mean motion
3.7368 °/min
Orbital period
96.34 mins
BSTAR
0.00048739
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Other satellites on launch #58 in the year 2015 (2015-10-08 UTC)
Did you know?
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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-12-29 06:08:19.819Z | 185.675° SSW | 2025-12-29 06:12:19.819Z | 105.025° ESE | 33.129° | 2025-12-29 06:15:19.819Z | 49.292° ENE |
| 4 mins | 2025-12-29 07:49:19.819Z | 277.35° WNW | 2025-12-29 07:51:19.819Z | 313.111° NW | 18.601° | 2025-12-29 07:53:19.819Z | 349.223° N |
| 4 mins | 2025-12-29 14:35:19.819Z | 19.16° NNE | 2025-12-29 14:36:19.819Z | 41.995° NE | 21.385° | 2025-12-29 14:39:19.819Z | 100.369° ESE |
| 4 mins | 2025-12-29 16:14:19.819Z | 279.742° WNW | 2025-12-29 16:15:19.819Z | 255.463° W | 23.808° | 2025-12-29 16:18:19.819Z | 192.64° 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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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