ARC-1, 40969
Orbit data source: Space-Track
ARC-1, 40969 is a payload satellite owned by Alaska (US) in LEO that was launched on Thu, 08 Oct 2015 UTC via an ATLAS V 401 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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40969 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
Alaska
Mission
Non-operational Amateur Technology
Bus & Motor
CUBESAT 1U, Unknown motor
Mass
1 kg wet, 1 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.1 m
Radar Cross Section
0.015 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 ARC-1
1 40969U 15058F 26261.14683210 .00134916 00000-0 12746-2 0 9995
2 40969 64.7535 156.8620 0033157 328.6391 31.2779 15.65642190131518Epoch: 2026-09-18T03:31Z
TLE epoch observation values (Epoch: 2026-09-18T03:31:26.293Z)
Latitude
-0.00004°
Longitude
106.92853°
Altitude
354.356 km
Speed
7.708 km/s
True Right ascension
10h 27m 26s
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
07:35:54
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
392.289 km
Perigee altitude
347.54 km
Semi-major axis
6,748.052 km
Eccentricity
0.00332
Inclination
64.7535°
RAAN
156.862°
Arg. of periapsis
328.6391°
True anomaly
31.47587°
Mean anomaly
31.2779°
Eccentric anomaly
31.37681°
Mean motion
3.91539 °/min
Orbital period
91.94 mins
BSTAR
0.0012746
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Other satellites on launch #58 in the year 2015 (2015-10-08 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.ARC-1 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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2026-09-18 19:00:14.053Z | 213.437° SW | 2026-09-18 19:02:14.053Z | 223.066° SW | 60.011° | 2026-09-18 19:05:14.053Z | 29.987° NE |
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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