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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Edit Public Description
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: 15 hours ago
TLE from 15 hours ago
0 ARC-1
1 40969U 15058F 25302.36908699 .00039220 00000-0 13927-2 0 9999
2 40969 64.7680 168.4469 0055826 140.7099 219.8103 15.27336118 81533Epoch: 2025-10-29T08:51Z
TLE epoch observation values (Epoch: 2025-10-29T08:51:29.115Z)
Latitude
-0.00008°
Longitude
-2.36766°
Altitude
515.336 km
Speed
7.59 km/s
True Right ascension
11h 13m 47s
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
19:49:48
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
520.623 km
Perigee altitude
444.025 km
Semi-major axis
6,860.461 km
Eccentricity
0.00558
Inclination
64.768°
RAAN
168.4469°
Arg. of periapsis
140.7099°
True anomaly
219.40291°
Mean anomaly
219.8103°
Eccentric anomaly
219.60639°
Mean motion
3.81956 °/min
Orbital period
94.25 mins
BSTAR
0.0013927
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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 | 2025-10-30 01:05:59.101Z | 3.451° NNE | 2025-10-30 01:07:59.101Z | 47.131° ENE | 21.478° | 2025-10-30 01:09:59.101Z | 93.621° ESE |
| 5 mins | 2025-10-30 16:25:59.101Z | 183.845° SSW | 2025-10-30 16:27:59.101Z | 140.693° SSE | 34.005° | 2025-10-30 16:30:59.101Z | 50.179° 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 ascending order |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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