Showing default

SSETI-EXPRESS, 28894

Orbit data source: Space-Track

SSETI-EXPRESS, 28894 is a payload satellite owned by ESA (ESA) in SSO that was launched on Thu, 27 Oct 2005 UTC via a KOSMOS 11K65M launch vehicle from the Plesetsk Missile And Space Complex (PKMTR). 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.

Loading next visibility...
Identifier
28894, 2005-043E
Orbit
SSO
Last TLE update
14 hours ago
Origin
Manufacturer
ESTEC
Mission
Non-operational Civil Technology
Bus & Motor
SSETI, Unknown motor
Mass
77 kg wet, 77 kg dry
Launch date (UTC)
2005-10-27 (20 years ago)
Launch vehicle
KOSMOS 11K65M
Launch site
Plesetsk Missile And Space Complex (PKMTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Box + 2 Pan, 1.8 m
Radar Cross Section
0.979 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history

TLE from 14 hours ago
0 SSETI-EXPRESS
1 28894U 05043E   25188.97172909  .00000399  00000-0  84018-4 0  9997
2 28894  98.2594 321.5186 0014728 279.6409  80.3129 14.64769203 50364
Epoch: 2025-07-07T23:19Z
TLE epoch observation values (Epoch: 2025-07-07T23:19:17.393Z)
Latitude
-0.00007°
Longitude
45.52273°
Altitude
679.072 km
Speed
7.518 km/s
True Right ascension
21h 26m 04s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
29.62855°
Longitude
-129.19014°
Altitude
687.92 km
Speed
7.512 km/s
Apparent Right ascension
11h 17m 58s
Apparent Declination
-3° 25' 33"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
01:13:46
Azimuth
43.192° NE
Elevation
-45.097°
Doppler factor
1
Orbital elements
Apogee altitude
685.282 km
Perigee altitude
664.506 km
Semi-major axis
7,053.031 km
Eccentricity
0.00147
Inclination
98.2594°
RAAN
321.5186°
Arg. of periapsis
279.6409°
True anomaly
Unknown
Mean anomaly
80.3129°
Eccentric anomaly
Unknown
Mean motion
3.6642 °/min
Orbital period
98.25 mins
BSTAR
0.000084018
Loading maneuver chart data...
Loading SW <> Apogee altitude chart data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...

SSETI-EXPRESS 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 mins2025-07-08 21:12:17.257Z28.97° NE2025-07-08 21:16:17.257Z88.512° E32.302°2025-07-08 21:20:17.257Z164.652° S
5 mins2025-07-08 22:51:17.257Z329.632° NNW2025-07-08 22:53:17.257Z298.624° NW19.258°2025-07-08 22:56:17.257Z252.999° W
7 mins2025-07-09 08:15:17.257Z128.616° SE2025-07-09 08:18:17.257Z67.627° E31.43°2025-07-09 08:22:17.257Z4.486° NNE
5 mins2025-07-09 09:53:17.257Z230.214° WSW2025-07-09 09:55:17.257Z261.62° W19.267°2025-07-09 09:58:17.257Z307.681° NW
|