STARCLOUD-1, 66303
Orbit data source: Space-Track
STARCLOUD-1, 66303 is an American payload satellite in LEO that was launched on Sun, 02 Nov 2025 UTC via an FALCON 9 launch vehicle from the Air Force Eastern Test Range (AFETR). 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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
66303 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Edit Sat Name
Focus sentinelFocus sentinel
Create New Watchlist
Identifier
Orbit
Country
USRelated business
Manufacturer
Astro Digital
Mission
Operational Commercial Technology
Bus & Motor
CORVUS MICRO, Unknown motor
Mass
50 kg wet, 50 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.4 m
Radar Cross Section
0.225 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 13 hours ago
TLE from 13 hours ago
0 STARCLOUD-1
1 66303U 25248L 26295.30827229 .00005588 00000-0 24942-3 0 9996
2 66303 45.4011 157.3079 0003339 23.4716 336.6323 15.22431493 53905Epoch: 2026-10-22T07:23Z
TLE epoch observation values (Epoch: 2026-10-22T07:23:54.725Z)
Latitude
-0.00004°
Longitude
15.5848°
Altitude
496.445 km
Speed
7.619 km/s
True Right ascension
10h 29m 13s
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
15:29:51
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
502.344 km
Perigee altitude
497.751 km
Semi-major axis
6,878.184 km
Eccentricity
0.00033
Inclination
45.4011°
RAAN
157.3079°
Arg. of periapsis
23.4716°
True anomaly
336.61712°
Mean anomaly
336.6323°
Eccentric anomaly
336.62471°
Mean motion
3.80481 °/min
Orbital period
94.62 mins
BSTAR
0.00024942
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #248 in the year 2025 (2025-11-02 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.STARCLOUD-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. |
|---|---|---|---|---|---|---|---|
| 6 mins | 2026-10-22 21:57:12.872Z | 301.536° NW | 2026-10-22 22:00:12.872Z | 2.056° NNE | 38.716° | 2026-10-22 22:03:12.872Z | 74.35° E |
| 6 mins | 2026-10-22 23:37:12.872Z | 291.218° WNW | 2026-10-22 23:39:12.872Z | 271.044° WNW | 64.397° | 2026-10-22 23:43:12.872Z | 121.418° SE |
| 6 mins | 2026-10-23 18:16:12.872Z | 237.156° WSW | 2026-10-23 18:19:12.872Z | 101.442° ESE | 70.512° | 2026-10-23 18:22:12.872Z | 67.669° E |
| 5 mins | 2026-10-23 19:56:12.872Z | 294.231° NW | 2026-10-23 19:58:12.872Z | 350.669° N | 39.008° | 2026-10-23 20:01:12.872Z | 57.221° ENE |
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 |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
|---|