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USA 271, 41745

Orbit data source: Space-Track

USA 271, 41745 is a payload satellite owned by USAF AFSPC (US) in GEO that was launched on Fri, 19 Aug 2016 UTC via a DELTA 4M+(4,2) launch vehicle from the Air Force Eastern Test Range (AFETR). 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.

Not visible in the next 10 days

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/41745?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/41745?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

41745, 2016-052B

Orbit

GEO

Last TLE update

3 weeks ago

Origin

United States Air Force (US)

Manufacturer

OATK SSG

Mission

Operational Defense Classified

Bus & Motor

GEOSTAR-1, AOCS

Mass

500 kg wet, 500 kg dry

Launch date (UTC)

2016-08-19 (9 years ago)

Launch vehicle

DELTA 4M+(4,2)

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 5 m

Radar Cross Section

7.621 m²

Expand to show TLE details & history

TLE from 3 weeks ago

0 USA 271
1 41745U 16052B   25169.48403970 -.00000253  00000-0  00000+0 0  9993
2 41745   3.2408  81.8597 0000675 129.7999   5.5109  1.00536428  3745

Epoch: 2025-06-18T11:37Z

TLE epoch observation values (Epoch: 2025-06-18T11:37:01.03Z)

Latitude

2.26934°

Longitude

135.99783°

Altitude

35,708.973 km

Speed

3.078 km/s

True Right ascension

14h 28m 52s

True Declination

2° 16' 01"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

0.74909°

Longitude

166.97444°

Altitude

35,711.36 km

Speed

3.078 km/s

Apparent Right ascension

16h 07m 01s

Apparent Declination

-4° 39' 59"

Sunlit

Object is in daylight

Visualization observer readout

Local Sidereal Time

23:09:29

Azimuth

276.523° WNW

Elevation

-14.95°

Doppler factor

Orbital elements

Apogee altitude

35,716.477 km

Perigee altitude

35,710.795 km

Semi-major axis

42,091.773 km

Eccentricity

0.00007

Inclination

3.2408°

RAAN

81.8597°

Arg. of periapsis

129.7999°

True anomaly

Unknown

Mean anomaly

5.5109°

Eccentric anomaly

Unknown

Mean motion

0.25133 °/min

Orbital period

1,432.37 mins

BSTAR

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41745 neighbors

Authenticating...

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Other satellites on launch #52 in the year 2016 (2016-08-19 UTC)

USA 270, 41744

DELTA 4 R/B, 41746

USA 271 Visibility

Observer location: undefined°, undefined°

USA 271 is likely not visible in the next few days

Authenticating...

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Check out USA 271, 41745 on other resources

View USA 271, 41745 on NASA - NSSDCA Website

View USA 271, 41745 on Heavens-Above

View USA 271, 41745 on Keep Track

View USA 271, 41745 on Celestrak

View USA 271, 41745 on Gunter's Space Page

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