NADEZHDA 1, 20103
Orbit data source: Space-Track
NADEZHDA 1, 20103 is a Commonwealth of Independent States-origin payload satellite in LEO that was launched on Tue, 04 Jul 1989 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.
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20103 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
Omsk Av. Zav.
Mission
Non-operational Civil Navigation
Bus & Motor
KAUR-1 17F118, Unknown motor
Mass
822 kg wet, 822 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 1 Ant, 8.5 m
Radar Cross Section
11.225 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 2 days ago
TLE from 2 days ago
0 NADEZHDA 1
1 20103U 89050A 26171.40353615 .00000063 00000-0 49165-4 0 9990
2 20103 82.9613 299.0867 0038846 98.8045 323.6018 13.74852102853890Epoch: 2026-06-20T09:41Z
TLE epoch observation values (Epoch: 2026-06-20T09:41:05.523Z)
Latitude
61.42663°
Longitude
-101.77087°
Altitude
969.729 km
Speed
7.384 km/s
True Right ascension
20h 48m 28s
True Declination
61° 17' 10"
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
23:07:58
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,007.932 km
Perigee altitude
950.77 km
Semi-major axis
7,357.488 km
Eccentricity
0.00388
Inclination
82.9613°
RAAN
299.0867°
Arg. of periapsis
98.8045°
True anomaly
323.33662°
Mean anomaly
323.6018°
Eccentric anomaly
323.46931°
Mean motion
3.43913 °/min
Orbital period
104.68 mins
BSTAR
0.000049165
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Other satellites on launch #50 in the year 1989 (1989-07-04 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.NADEZHDA 1 Visibility forecast
Loading 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. |
|---|---|---|---|---|---|---|---|
| 11 mins | 2026-06-22 19:35:41.830Z | 6.607° NNE | 2026-06-22 19:41:41.830Z | 83.549° E | 34.095° | 2026-06-22 19:46:41.830Z | 145.784° SSE |
| 7 mins | 2026-06-22 21:23:41.830Z | 314.059° NW | 2026-06-22 21:26:41.830Z | 274.035° WNW | 24.054° | 2026-06-22 21:30:41.830Z | 226.105° WSW |
| 10 mins | 2026-06-23 09:06:41.830Z | 190.165° SSW | 2026-06-23 09:11:41.830Z | 308.781° NW | 44.549° | 2026-06-23 09:16:41.830Z | 4.386° NNE |
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 descending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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