OSCAR 8, 10703
Orbit data source: Space-Track
OSCAR 8, 10703 is a payload satellite owned by AMSAT-NA (US) in SSO that was launched on Sun, 05 Mar 1978 UTC via a DELTA 2910 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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10703 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
AMSAT-NA
Mission
Non-operational spacecraft
Bus & Motor
AMSAT PHASE 2, Unknown motor
Mass
27 kg wet, 27 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Unknown
Radar Cross Section
Medium (>0.1 m² and <1 m²)
Expand to show TLE details & historyLast TLE update: 17 hours ago
TLE from 17 hours ago
0 OSCAR 8
1 10703U 78026B 26155.21714444 .00000400 00000-0 30452-3 0 9991
2 10703 99.3287 151.4608 0009577 10.9170 50.1577 13.99801036462256Epoch: 2026-06-04T05:12Z
TLE epoch observation values (Epoch: 2026-06-04T05:12:41.279Z)
Latitude
59.90795°
Longitude
164.24551°
Altitude
900.15 km
Speed
7.41 km/s
True Right ascension
09h 00m 19s
True Declination
59° 45' 41"
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
08:26:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
898.663 km
Perigee altitude
884.738 km
Semi-major axis
7,269.837 km
Eccentricity
0.00096
Inclination
99.3287°
RAAN
151.4608°
Arg. of periapsis
10.917°
True anomaly
50.24203°
Mean anomaly
50.1577°
Eccentric anomaly
50.19986°
Mean motion
3.50152 °/min
Orbital period
102.81 mins
BSTAR
0.00030452
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Other satellites on launch #26 in the year 1978 (1978-03-05 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.OSCAR 8 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. |
|---|---|---|---|---|---|---|---|
| 10 mins | 2026-06-04 23:54:05.447Z | 175.464° S | 2026-06-04 23:59:05.447Z | 276.704° WNW | 42.674° | 2026-06-05 00:04:05.447Z | 339.938° N |
| 9 mins | 2026-06-05 12:24:05.447Z | 25.983° NE | 2026-06-05 12:28:05.447Z | 106.223° ESE | 41.527° | 2026-06-05 12:33:05.447Z | 181.756° SSW |
| 5 mins | 2026-06-05 14:07:05.447Z | 323.872° NNW | 2026-06-05 14:09:05.447Z | 297.81° NW | 18.468° | 2026-06-05 14:12:05.447Z | 262.056° W |
| 5 mins | 2026-06-05 22:17:05.447Z | 82.662° E | 2026-06-05 22:19:05.447Z | 57.176° ENE | 17.087° | 2026-06-05 22:22:05.447Z | 23.266° 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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