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PROPCUBE 1, 40976

Orbit data source: Space-Track

PROPCUBE 1, 40976 is a payload satellite owned by USN PGS (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/40976?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/40976?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

40976, 2015-058N

Orbit

LEO

Last TLE update

16 hours ago

Origin

United States Navy (US)

Manufacturer

Tyvak NSS

Mission

Operational Commercial 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, Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 16 hours ago

0 PROPCUBE 1
1 40976U 15058N   25178.79623984  .00003093  00000-0  29083-3 0  9996
2 40976  64.7758 311.4798 0160447 192.8160 166.8853 14.86581249 63539

Epoch: 2025-06-27T19:06Z

TLE epoch observation values (Epoch: 2025-06-27T19:06:35.122Z)

Latitude

0.00006°

Longitude

108.68952°

Altitude

719.909 km

Speed

7.437 km/s

True Right ascension

20h 45m 55s

True Declination

0° 00' 00"

Sunlit

Object was in full shadow at epoch

Visualization orbit readout

Latitude

-14.126°

Longitude

99.85083°

Altitude

712.054 km

Speed

7.446 km/s

Apparent Right ascension

17h 11m 20s

Apparent Declination

-54° 17' 06"

Sunlit

Object is in full shadow

Visualization observer readout

Local Sidereal Time

22:37:44

Azimuth

220.445° SW

Elevation

-27.101°

Doppler factor

Orbital elements

Apogee altitude

719.274 km

Perigee altitude

495.119 km

Semi-major axis

6,985.333 km

Eccentricity

0.01604

Inclination

64.7758°

RAAN

311.4798°

Arg. of periapsis

192.816°

True anomaly

Unknown

Mean anomaly

166.8853°

Eccentric anomaly

Unknown

Mean motion

3.7176 °/min

Orbital period

96.84 mins

BSTAR

0.00029083

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

ATLAS 5 CENTAUR R/B, 40978

PROPCUBE 1 Visibility forecast

Observer location: undefined°, undefined°

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.
8 mins	2025-06-28 11:24:59.877Z	243.153° WSW	2025-06-28 11:28:59.877Z	302.811° NW	30.858°	2025-06-28 11:32:59.877Z	12.478° NNE
5 mins	2025-06-28 19:54:59.877Z	304.71° NW	2025-06-28 19:56:59.877Z	246.274° WSW	36.273°	2025-06-28 19:59:59.877Z	173.312° S
8 mins	2025-06-29 09:59:59.877Z	188.299° SSW	2025-06-29 10:02:59.877Z	136.054° SSE	38.471°	2025-06-29 10:07:59.877Z	41.409° NE

Authenticating...

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Check out PROPCUBE 1, 40976 on other resources

View PROPCUBE 1, 40976 on NASA - NSSDCA Website

View PROPCUBE 1, 40976 on Heavens-Above

View PROPCUBE 1, 40976 on Keep Track

View PROPCUBE 1, 40976 on Celestrak

View PROPCUBE 1, 40976 on Gunter's Space Page

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