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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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Iframe URL

https://www.satcat.com/sats-embedded/40968?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40968, 2015-058E

Orbit

LEO

Country

Related business

Salish Kootenai College (US)

Manufacturer

Salish Kootenai

Mission

Operational Amateur Technology

Bus & Motor

CUBESAT 1U, Unknown motor

Mass

1 kg wet, 1 kg dry

Launch date (UTC)

2015-10-08 (10 years ago)

Launch vehicle

ATLAS V 401

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.1 m

Radar Cross Section

0.015 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 BISONSAT
1 40968U 15058E   26087.50201336  .00003682  00000-0  30539-3 0  9991
2 40968  64.7753 151.4546 0116855  85.4258 276.0192 14.95227825104596

Epoch: 2026-03-28T12:02Z

TLE epoch observation values (Epoch: 2026-03-28T12:02:53.954Z)

Latitude

-0.00009°

Longitude

144.80841°

Altitude

576.09 km

Speed

7.577 km/s

True Right ascension

10h 05m 49s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

02:08:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

661.542 km

Perigee altitude

498.918 km

Semi-major axis

6,958.367 km

Eccentricity

0.01169

Inclination

64.7753°

RAAN

151.4546°

Arg. of periapsis

85.4258°

True anomaly

274.6856°

Mean anomaly

276.0192°

Eccentric anomaly

275.35259°

Mean motion

3.73923 °/min

Orbital period

96.28 mins

BSTAR

0.00030539

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Other satellites on launch #58 in the year 2015 (2015-10-08 UTC)

ATLAS 5 CENTAUR R/B, 40978

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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.
6 mins	2026-03-29 05:50:57.202Z	202.188° SSW	2026-03-29 05:53:57.202Z	130.728° SE	43.425°	2026-03-29 05:56:57.202Z	37.74° NE
6 mins	2026-03-29 14:15:57.202Z	352.743° N	2026-03-29 14:17:57.202Z	36.947° NE	31.157°	2026-03-29 14:21:57.202Z	122.557° SE

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out BISONSAT, 40968 on other resources

View BISONSAT, 40968 on NASA - NSSDCA Website

View BISONSAT, 40968 on Heavens-Above

View BISONSAT, 40968 on Keep Track

View BISONSAT, 40968 on Celestrak

View BISONSAT, 40968 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

BISONSAT, 40968

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-03-28T12:02:53.954Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #58 in the year 2015 (2015-10-08 UTC)

BISONSAT Visibility forecast

Co-orbital & Co-planar RSOs

Check out BISONSAT, 40968 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago