Showing default

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.

Not visible in the next 10 days

Iframe embed code

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

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

Identifier

16275, 1985-109C

Orbit

GEO

Country

AU / AUS

Related business

Singapore Telecommunications Limited (Singtel) (SG)

Manufacturer

Hughes

Mission

Commercial Communications

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

Cyl + 2 Pan, 3.3 m

Radar Cross Section

15.895 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 OPTUS A2 (AUSSAT 2)
1 16275U 85109C   25258.80843697  .00000100  00000-0  00000-0 0  9992
2 16275  13.5802 342.1004 0004133 274.2461  78.9173  0.99936899 43782

Epoch: 2025-09-15T19:24Z

TLE epoch observation values (Epoch: 2025-09-15T19:24:08.954Z)

Latitude

-1.59887°

Longitude

49.44517°

Altitude

35,877.175 km

Speed

3.072 km/s

True Right ascension

22h 21m 57s

True Declination

-1° 35' 50"

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

12:00:19

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

35,899.186 km

Perigee altitude

35,864.254 km

Semi-major axis

42,259.857 km

Eccentricity

0.00041

Inclination

13.5802°

RAAN

342.1004°

Arg. of periapsis

274.2461°

True anomaly

78.96378°

Mean anomaly

78.9173°

Eccentric anomaly

78.94054°

Mean motion

0.24983 °/min

Orbital period

1,440.96 mins

BSTAR

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

STS 61B, 16273 (Decayed)

MORELOS 2, 16274

SATCOM K2, 16276

STS 61B OEX TARGET, 16277 (Decayed)

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

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

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

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

OPTUS A2 (AUSSAT 2) Visibility

Loading observer location...
Set Observer location

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.
OPTUS A2 (AUSSAT 2) is likely not visible in the next few days.

Loading historical data...

16275 neighbors

Authenticating...

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

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 ascending order

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

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in ascending order

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: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2025-09-15T19:24:08.954Z)

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

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: 1 day ago