COSMOS 2598, 66648
Orbit data source: Space-Track
COSMOS 2598, 66648 is a payload satellite owned by VVKO VKS (CIS) in LEO that was launched on Tue, 25 Nov 2025 UTC via an ANGARA-1.2 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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66648 intel report (Beta)
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Identifier
Orbit
Country
CISRelated business
Manufacturer
Resehetnev ISS
Mission
Operational Defense Communications
Bus & Motor
STRELA-3M, Unknown motor
Mass
280 kg wet, 280 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Cyl + 1 Ant, 1.1 m
Radar Cross Section
1.583 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 COSMOS 2598
1 66648U 25273B 26171.42954559 .00000018 00000-0 60418-4 0 9991
2 66648 82.5024 168.5353 0011029 171.6428 188.4838 12.42880266 25709Epoch: 2026-06-20T10:18Z
TLE epoch observation values (Epoch: 2026-06-20T10:18:32.738Z)
Latitude
0.00002°
Longitude
105.2546°
Altitude
1,505.706 km
Speed
7.108 km/s
True Right ascension
11h 14m 08s
True Declination
0° 00' 00"
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
08:33:34
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
1,500.448 km
Perigee altitude
1,483.088 km
Semi-major axis
7,869.905 km
Eccentricity
0.0011
Inclination
82.5024°
RAAN
168.5353°
Arg. of periapsis
171.6428°
True anomaly
188.46518°
Mean anomaly
188.4838°
Eccentric anomaly
188.47449°
Mean motion
3.10877 °/min
Orbital period
115.8 mins
BSTAR
0.000060418
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Other satellites on launch #273 in the year 2025 (2025-11-25 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 2598 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. |
|---|---|---|---|---|---|---|---|
| 16 mins | 2026-06-20 23:54:36.612Z | 163.74° S | 2026-06-21 00:02:36.612Z | 94.69° ESE | 39.2° | 2026-06-21 00:10:36.612Z | 17.496° NNE |
| 13 mins | 2026-06-21 01:53:36.612Z | 234.233° WSW | 2026-06-21 01:59:36.612Z | 285.345° WNW | 28.065° | 2026-06-21 02:06:36.612Z | 346.557° N |
| 12 mins | 2026-06-21 10:07:36.612Z | 21.883° NNE | 2026-06-21 10:12:36.612Z | 63.28° ENE | 23.327° | 2026-06-21 10:19:36.612Z | 119.121° SE |
| 15 mins | 2026-06-21 12:03:36.612Z | 345.249° N | 2026-06-21 12:10:36.612Z | 263.62° W | 42.835° | 2026-06-21 12:18:36.612Z | 187.565° SSW |
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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