AC1-002, 66745
Orbit data source: Space-Track
AC1-002, 66745 is a UK payload satellite in SSO that was launched on Fri, 28 Nov 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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66745 intel report (Beta)
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Identifier
Orbit
Country
UKRelated business
Manufacturer
INSBAE
Mission
Operational Commercial Sigint/Imaging
Bus & Motor
P10, Unknown motor
Mass
140 kg wet, 140 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Trap Box + Cyl, 0.5 m
Radar Cross Section
0.655 m²
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 AC1-002
1 66745U 25276CH 26092.17083221 .00003706 00000-0 18512-3 0 9999
2 66745 97.4238 166.9366 0000781 218.8794 141.2384 15.18089858 18875Epoch: 2026-04-02T04:05Z
TLE epoch observation values (Epoch: 2026-04-02T04:05:59.902Z)
Latitude
-0.00005°
Longitude
-85.08613°
Altitude
515.121 km
Speed
7.606 km/s
True Right ascension
11h 07m 44s
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
03:03:49
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
509.121 km
Perigee altitude
508.045 km
Semi-major axis
6,886.72 km
Eccentricity
0.00008
Inclination
97.4238°
RAAN
166.9366°
Arg. of periapsis
218.8794°
True anomaly
141.244°
Mean anomaly
141.2384°
Eccentric anomaly
141.2412°
Mean motion
3.79773 °/min
Orbital period
94.79 mins
BSTAR
0.00018512
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Other satellites on launch #276 in the year 2025 (2025-11-28 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.AC1-002 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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-04-03 03:59:22.096Z | 100.829° ESE | 2026-04-03 04:01:22.096Z | 65.299° ENE | 15.507° | 2026-04-03 04:03:22.096Z | 31.302° NE |
| 4 mins | 2026-04-03 05:33:22.096Z | 219.008° SW | 2026-04-03 05:35:22.096Z | 276.297° WNW | 26.869° | 2026-04-03 05:37:22.096Z | 318.351° NNW |
| 4 mins | 2026-04-03 17:04:22.096Z | 55.354° ENE | 2026-04-03 17:06:22.096Z | 99.142° ESE | 21.321° | 2026-04-03 17:08:22.096Z | 139.744° SSE |
| 4 mins | 2026-04-03 18:38:22.096Z | 326.321° NNW | 2026-04-03 18:40:22.096Z | 283.614° WNW | 19.752° | 2026-04-03 18:42:22.096Z | 246.525° WSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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