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: 8 hours ago
TLE from 8 hours ago
0 ARC-1
1 40969U 15058F 26147.49849847 .00058864 00000-0 10945-2 0 9992
2 40969 64.7608 187.0662 0039281 23.3285 336.9626 15.47680157113832Epoch: 2026-05-27T11:57Z
TLE epoch observation values (Epoch: 2026-05-27T11:57:50.267Z)
Latitude
-0.00004°
Longitude
122.55002°
Altitude
400.998 km
Speed
7.684 km/s
True Right ascension
12h 28m 15s
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
05:06:41
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
448.759 km
Perigee altitude
395.335 km
Semi-major axis
6,800.184 km
Eccentricity
0.00393
Inclination
64.7608°
RAAN
187.0662°
Arg. of periapsis
23.3285°
True anomaly
336.78565°
Mean anomaly
336.9626°
Eccentric anomaly
336.87421°
Mean motion
3.87046 °/min
Orbital period
93.01 mins
BSTAR
0.0010945
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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. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-05-28 03:36:39.773Z | 155.779° SSE | 2026-05-28 03:38:39.773Z | 114.336° SE | 17.082° | 2026-05-28 03:40:39.773Z | 71.966° E |
| 4 mins | 2026-05-28 05:12:39.773Z | 268.885° W | 2026-05-28 05:14:39.773Z | 323.457° NNW | 20.831° | 2026-05-28 05:16:39.773Z | 3.169° NNE |
| 5 mins | 2026-05-28 13:19:39.773Z | 323.255° NNW | 2026-05-28 13:21:39.773Z | 176.28° S | 42.965° | 2026-05-28 13:24:39.773Z | 152.756° SSE |
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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