DUPLEX, 66906
Orbit data source: Space-Track
DUPLEX, 66906 is an American payload satellite in LEO that was delivered to the ISS. 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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66906 intel report (Beta)
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Identifier
Orbit
Country
USRelated business
Manufacturer
CUA
Mission
Operational Amateur Technology
Bus & Motor
CUBESAT 6U, Unknown motor
Mass
~10 kg wet, ~10 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.015 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 14 hours ago
TLE from 14 hours ago
0 DUPLEX
1 66906U 98067XS 26219.72928036 .00029110 00000-0 27858-3 0 9990
2 66906 51.6275 28.4590 0002626 13.3193 346.7872 15.66437621 38727Epoch: 2026-08-07T17:30Z
TLE epoch observation values (Epoch: 2026-08-07T17:30:09.823Z)
Latitude
0.00003°
Longitude
169.66729°
Altitude
368.128 km
Speed
7.691 km/s
True Right ascension
01h 53m 50s
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
21:52:00
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
371.393 km
Perigee altitude
367.849 km
Semi-major axis
6,747.758 km
Eccentricity
0.00026
Inclination
51.6275°
RAAN
28.459°
Arg. of periapsis
13.3193°
True anomaly
346.78032°
Mean anomaly
346.7872°
Eccentric anomaly
346.78376°
Mean motion
3.91565 °/min
Orbital period
91.94 mins
BSTAR
0.00027858
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Other satellites on launch #67 in the year 1998 (1998-11-20 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.DUPLEX 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 | 2026-08-08 13:35:07.836Z | 193.417° SSW | 2026-08-08 13:37:07.836Z | 129.666° SE | 28.483° | 2026-08-08 13:39:07.836Z | 75.559° E |
| 4 mins | 2026-08-08 20:01:07.836Z | 339.555° N | 2026-08-08 20:02:07.836Z | 17.9° NNE | 32.039° | 2026-08-08 20:05:07.836Z | 103.126° ESE |
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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Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in descending order |
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