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SNAP-3 JIMI, 40975

Orbit data source: Space-Track

SNAP-3 JIMI, 40975 is a payload satellite owned by SMDC (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 src="https://www.satcat.com/sats-embedded/40975?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

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https://www.satcat.com/sats-embedded/40975?theme=dark&initialShowStats=false

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Identifier

40975, 2015-058M

Orbit

LEO

Country

Related business

United States Army (US)

Manufacturer

Duocomm Miltec

Mission

Operational Defense Communications

Bus & Motor

CUBESAT 3U, Unknown motor

Mass

5.3 kg wet, 5.3 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 + 8 Pan, 0.3 m

Radar Cross Section

0.085 m², Small (<0.1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 SNAP-3 JIMI
1 40975U 15058M   25356.25244939  .00005732  00000-0  41637-3 0  9994
2 40975  64.7666  58.6219 0111702 128.1916 232.9326 14.99925930 87668

Epoch: 2025-12-22T06:03Z

TLE epoch observation values (Epoch: 2025-12-22T06:03:31.627Z)

Latitude

0.00001°

Longitude

-123.31308°

Altitude

616.453 km

Speed

7.526 km/s

True Right ascension

03h 54m 29s

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

10:49:30

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

643.251 km

Perigee altitude

488.123 km

Semi-major axis

6,943.824 km

Eccentricity

0.01117

Inclination

64.7666°

RAAN

58.6219°

Arg. of periapsis

128.1916°

True anomaly

231.91982°

Mean anomaly

232.9326°

Eccentric anomaly

232.42536°

Mean motion

3.75098 °/min

Orbital period

95.97 mins

BSTAR

0.00041637

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

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SNAP-3 JIMI 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	2025-12-22 14:34:50.040Z	344.407° N	2025-12-22 14:37:50.040Z	36.516° NE	29.897°	2025-12-22 14:40:50.040Z	115.078° SE
6 mins	2025-12-23 06:13:50.040Z	222.819° SW	2025-12-23 06:15:50.040Z	278.195° WNW	43.308°	2025-12-23 06:19:50.040Z	27.554° NE

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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 SNAP-3 JIMI, 40975 on other resources

View SNAP-3 JIMI, 40975 on NASA - NSSDCA Website

View SNAP-3 JIMI, 40975 on Heavens-Above

View SNAP-3 JIMI, 40975 on Keep Track

View SNAP-3 JIMI, 40975 on Celestrak

View SNAP-3 JIMI, 40975 on Gunter's Space Page

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

SNAP-3 JIMI, 40975

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2025-12-22T06:03:31.627Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

SNAP-3 JIMI Visibility forecast

Co-orbital & Co-planar RSOs

Check out SNAP-3 JIMI, 40975 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago