COSMOS 1803, 17177
Orbit data source: Space-Track
COSMOS 1803, 17177 is a payload satellite owned by VTS SA (CIS) in LEO that was launched on Tue, 02 Dec 1986 UTC via a TSIKLON-3 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.
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17177 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
CISRelated business
Manufacturer
NPO PM
Mission
Defense Geodetic
Bus & Motor
KAUR-1 11F666, Unknown motor
Mass
1,552 kg wet, 1,552 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl, 2.9 m
Radar Cross Section
13.195 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 20 hours ago
TLE from 20 hours ago
0 COSMOS 1803
1 17177U 86094A 25260.06971919 .00000005 00000-0 -33943-4 0 9999
2 17177 82.6107 177.6737 0003190 338.2656 32.6567 12.41549643758067Epoch: 2025-09-17T01:40Z
TLE epoch observation values (Epoch: 2025-09-17T01:40:23.737Z)
Latitude
10.80385°
Longitude
157.73502°
Altitude
1,499.88 km
Speed
7.116 km/s
True Right ascension
11h 56m 20s
True Declination
10° 44' 48"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
14:31:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,499.902 km
Perigee altitude
1,494.878 km
Semi-major axis
7,875.527 km
Eccentricity
0.00032
Inclination
82.6107°
RAAN
177.6737°
Arg. of periapsis
338.2656°
True anomaly
32.67643°
Mean anomaly
32.6567°
Eccentric anomaly
32.66657°
Mean motion
3.10544 °/min
Orbital period
115.93 mins
BSTAR
-0.000033943
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Other satellites on launch #94 in the year 1986 (1986-12-02 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.COSMOS 1803 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. |
|---|---|---|---|---|---|---|---|
| 15 mins | 2025-09-18 05:17:52.277Z | 7.74° NNE | 2025-09-18 05:25:52.277Z | 76.376° E | 31.141° | 2025-09-18 05:32:52.277Z | 135.274° SSE |
| 14 mins | 2025-09-18 07:15:52.277Z | 337.431° NNW | 2025-09-18 07:22:52.277Z | 267.099° W | 36.278° | 2025-09-18 07:29:52.277Z | 204.342° SW |
| 14 mins | 2025-09-18 18:19:52.277Z | 151.642° SSE | 2025-09-18 18:26:52.277Z | 83.013° E | 34.96° | 2025-09-18 18:33:52.277Z | 22.023° NNE |
| 14 mins | 2025-09-18 20:16:52.277Z | 224.741° SW | 2025-09-18 20:23:52.277Z | 291.63° WNW | 32.38° | 2025-09-18 20:30:52.277Z | 351.557° N |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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