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COSMOS 1894, 18443

Orbit data source: Space-Track

COSMOS 1894, 18443 is a payload satellite owned by PVO (CIS) in GEO that was launched on Wed, 28 Oct 1987 UTC via a PROTON-K/DM-2 launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). Payloads include a variety of satellites, spacecraft, and rockets 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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COSMOS 1894 details
Identifier
18443, 1987-091A
Orbit
GEO
Last TLE update23 hours ago
Origin
Flag of CISPVO (CIS)
ManufacturerNPOL/KOMET
MissionDefense Early Warn
Bus & MotorOKO, Unknown motor
Mass~1,250 kg wet, ~1,150 kg dry
Launch date (UTC)
1987-10-28 (37 years ago)
Launch vehicle
PROTON-K/DM-2
Launch site
Tyuratam Missile And Space Complex (TTMTR)
Object type
Payload
Rocket body
Debris
Shape & HBRCyl + 2 Pan, 5 m
Radar Cross Section6.333 m², Large (>1 m²)

Expand to show TLE details & history

TLE from 23 hours ago
0 COSMOS 1894
1 18443U 87091A   24347.93644257 -.00000265  00000-0  00000+0 0  9998
2 18443  11.5463 329.1946 0002893 338.5479  35.4018  1.00372539115285
Epoch: 2024-12-12T22:28Z
Definitive object data (Epoch: 2024-12-12T22:28:28.638Z)
Latitude2.77925°
Longitude-76.35334°
Altitude35,747.707 km
Speed3.076 km/s
True Right ascension22h 51m 30s
True Declination2° 46' 35"
Sunlit
Object was in daylight at TLE epoch
Visualization TLE readout
Latitude0.60576°
Longitude-87.10751°
Altitude35,746.853 km
Speed3.077 km/s
Apparent Right ascension22h 22m 59s
Apparent Declination-5° 27' 40"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time20:11:12
Azimuth138.364° SSE
Elevation35.426°
Doppler factor1
Orbital elements
Apogee altitude35,771.572 km
Perigee altitude35,747.191 km
Semi-major axis42,137.519 km
Eccentricity0.0002893
Inclination11.5463°
RAAN329.1946°
Arg. of periapsis338.5479°
True anomaly35.42101°
Mean anomaly35.4018°
Eccentric anomaly35.4114°
Mean motion0.25092 °/min
BSTARUnknown
Orbital period1434.71 mins
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18443 neighbors
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COSMOS 1894 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.
1440 mins2024-12-13 21:39:25.701Z138.377° SSE2024-12-14 03:10:25.701Z129.324° SE35.475°2024-12-14 21:39:25.701Z137.799° SSE
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