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SNAP-3 ALICE, 40970

Orbit data source: Space-Track

SNAP-3 ALICE, 40970 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 URL

https://www.satcat.com/sats-embedded/40970?theme=dark&initialShowStats=false

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Identifier

40970, 2015-058G

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, Medium (>0.1 m² and < 1m²)

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

TLE from 9 hours ago

0 SNAP-3 ALICE
1 40970U 15058G   26057.49099588  .00055930  00000-0  12629-2 0  9995
2 40970  64.7571 121.0430 0037466  74.4249 286.1019 15.42123972 99729

Epoch: 2026-02-26T11:47Z

TLE epoch observation values (Epoch: 2026-02-26T11:47:02.044Z)

Latitude

0.00002°

Longitude

147.94343°

Altitude

434.896 km

Speed

7.655 km/s

True Right ascension

08h 04m 10s

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

00:06:25

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

463.917 km

Perigee altitude

412.84 km

Semi-major axis

6,816.516 km

Eccentricity

0.00375

Inclination

64.7571°

RAAN

121.043°

Arg. of periapsis

74.4249°

True anomaly

285.68888°

Mean anomaly

286.1019°

Eccentric anomaly

285.89544°

Mean motion

3.85655 °/min

Orbital period

93.35 mins

BSTAR

0.0012629

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

ATLAS 5 CENTAUR R/B, 40978

USA 264, 40964

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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.

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SNAP-3 ALICE 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.
4 mins	2026-02-27 06:39:04.469Z	269.686° W	2026-02-27 06:40:04.469Z	296.513° NW	23.319°	2026-02-27 06:43:04.469Z	6.339° NNE
5 mins	2026-02-27 14:47:04.469Z	326.208° NNW	2026-02-27 14:49:04.469Z	305.232° NW	44.11°	2026-02-27 14:52:04.469Z	151.488° SSE

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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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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

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

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Check out SNAP-3 ALICE, 40970 on other resources

View SNAP-3 ALICE, 40970 on NASA - NSSDCA Website

View SNAP-3 ALICE, 40970 on Heavens-Above

View SNAP-3 ALICE, 40970 on Keep Track

View SNAP-3 ALICE, 40970 on Celestrak

View SNAP-3 ALICE, 40970 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 ALICE, 40970

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: 2026-02-26T11:47:02.044Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

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

SNAP-3 ALICE Visibility forecast

Co-orbital & Co-planar RSOs

Check out SNAP-3 ALICE, 40970 on other resources

Documentation

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