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OPTUS A2 (AUSSAT 2), 16275

Orbit data source: Space-Track

OPTUS A2 (AUSSAT 2), 16275 is a payload satellite owned by Aussat (AU) in GEO that was launched on Wed, 27 Nov 1985 UTC via an SPACE SHUTTLE 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.

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https://www.satcat.com/sats-embedded/16275?theme=dark&initialShowStats=false

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Identifier

16275, 1985-109C

Orbit

GEO

Country

AU / AUS

Related business

Singapore Telecommunications Limited (Singtel) (SG)

Manufacturer

Hughes

Mission

Spacecraft

Bus & Motor

HS-376, TE-M-700-17

Mass

~1,109 kg wet, ~433 kg dry

Launch date (UTC)

1985-11-27 (40 years ago)

Launch vehicle

SPACE SHUTTLE

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 19 hours ago

TLE from 19 hours ago

0 OPTUS A2 (AUSSAT 2)
1 16275U 85109C   25356.38917737 -.00000257  00000-0  00000-0 0  9995
2 16275  13.5017 341.4057 0006754 299.8508 245.3903  0.99941752 44760

Epoch: 2025-12-22T09:20Z

TLE epoch observation values (Epoch: 2025-12-22T09:20:24.924Z)

Latitude

-1.20518°

Longitude

-64.866°

Altitude

35,891.008 km

Speed

3.07 km/s

True Right ascension

11h 05m 42s

True Declination

-1° 12' 14"

Sunlit

Object was in daylight 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

03:08:35

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,908.894 km

Perigee altitude

35,851.811 km

Semi-major axis

42,258.49 km

Eccentricity

0.00068

Inclination

13.5017°

RAAN

341.4057°

Arg. of periapsis

299.8508°

True anomaly

245.31996°

Mean anomaly

245.3903°

Eccentric anomaly

245.35513°

Mean motion

0.24985 °/min

Orbital period

1,440.89 mins

BSTAR

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Other satellites on launch #109 in the year 1985 (1985-11-27 UTC)

MORELOS 2 R/B(PAM-D), 16293

SATCOM K2 R/B(PAM-D2), 16295

OPTUS A2 R/B(PAM-D), 16294

MORELOS 2, 16274

SATCOM K2, 16276

STS 61B OEX TARGET, 16277 (Decayed)

STS 61B, 16273 (Decayed)

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OPTUS A2 (AUSSAT 2) 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.
1440 mins	2025-12-23 04:01:14.324Z	116.057° SE	2025-12-24 02:40:14.324Z	117.286° SE	33.12°	2025-12-24 04:01:14.324Z	117.244° SE

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16275 neighbors

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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 OPTUS A2 (AUSSAT 2), 16275 on other resources

View OPTUS A2 (AUSSAT 2), 16275 on NASA - NSSDCA Website

View OPTUS A2 (AUSSAT 2), 16275 on Heavens-Above

View OPTUS A2 (AUSSAT 2), 16275 on Keep Track

View OPTUS A2 (AUSSAT 2), 16275 on Celestrak

View OPTUS A2 (AUSSAT 2), 16275 on Gunter's Space Page

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

OPTUS A2 (AUSSAT 2), 16275

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 19 hours ago

TLE from 19 hours ago

TLE epoch observation values (Epoch: 2025-12-22T09:20:24.924Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #109 in the year 1985 (1985-11-27 UTC)

OPTUS A2 (AUSSAT 2) Visibility forecast

16275 neighbors

Co-orbital & Co-planar RSOs

Check out OPTUS A2 (AUSSAT 2), 16275 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 19 hours ago