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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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: 17 hours ago
TLE from 17 hours ago
0 BISONSAT
1 40968U 15058E 26057.13383462 .00004832 00000-0 39871-3 0 9994
2 40968 64.7738 246.4303 0117858 98.0062 263.4445 14.94889130100052Epoch: 2026-02-26T03:12Z
TLE epoch observation values (Epoch: 2026-02-26T03:12:43.311Z)
Latitude
-0.00002°
Longitude
42.2608°
Altitude
595.048 km
Speed
7.557 km/s
True Right ascension
16h 25m 43s
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
00:05:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
663.304 km
Perigee altitude
499.259 km
Semi-major axis
6,959.418 km
Eccentricity
0.01179
Inclination
64.7738°
RAAN
246.4303°
Arg. of periapsis
98.0062°
True anomaly
262.10515°
Mean anomaly
263.4445°
Eccentric anomaly
262.77459°
Mean motion
3.73838 °/min
Orbital period
96.3 mins
BSTAR
0.00039871
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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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2026-02-26 23:00:28.981Z | 334.638° NNW | 2026-02-26 23:03:28.981Z | 18.919° NNE | 40.951° | 2026-02-26 23:07:28.981Z | 139.253° SSE |
| 6 mins | 2026-02-27 14:42:28.981Z | 246.071° WSW | 2026-02-27 14:45:28.981Z | 324.608° NNW | 30.654° | 2026-02-27 14:48:28.981Z | 15.409° NNE |
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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