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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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Iframe URL

https://www.satcat.com/sats-embedded/66906?theme=dark&initialShowStats=false

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Identifier

66906, 1998-067XS

Orbit

LEO

Country

Related business

Champaign-Urbana Aerospace LLC (US)

Manufacturer

CUA

Mission

Operational Amateur Technology

Bus & Motor

CUBESAT 6U, Unknown motor

Mass

~10 kg wet, ~10 kg dry

Launch date (UTC)

1998-11-20 (27 years ago)

Launch vehicle

FALCON 9

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.2 m

Radar Cross Section

0.015 m²

Expand to show TLE details & history
Last TLE update: 9 hours ago

TLE from 9 hours ago

0 DUPLEX
1 66906U 98067XS  26087.07327166  .00034607  00000-0  46704-3 0  9996
2 66906  51.6304 337.4187 0002792 196.5882 163.5019 15.57447133 17991

Epoch: 2026-03-28T01:45Z

TLE epoch observation values (Epoch: 2026-03-28T01:45:30.671Z)

Latitude

-0.00002°

Longitude

125.54213°

Altitude

397.604 km

Speed

7.672 km/s

True Right ascension

22h 29m 40s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

16:00:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

397.451 km

Perigee altitude

393.668 km

Semi-major axis

6,773.697 km

Eccentricity

0.00028

Inclination

51.6304°

RAAN

337.4187°

Arg. of periapsis

196.5882°

True anomaly

163.51098°

Mean anomaly

163.5019°

Eccentric anomaly

163.50644°

Mean motion

3.89318 °/min

Orbital period

92.47 mins

BSTAR

0.00046704

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Other satellites on launch #67 in the year 1998 (1998-11-20 UTC)

ISS DEB, 35638 (Decayed)

STMSAT 1, 41476 (Decayed)

OBJECT XX, 66911

LITUANICASAT 1, 39569 (Decayed)

MOONLIGHTER, 57316 (Decayed)

OBJECT PE, 43590 (Decayed)

BOTAN, 65943

TECHEDSAT 6, 43026 (Decayed)

ISS DEB, 52952 (Decayed)

MICROMAS, 40457 (Decayed)

FLOCK 1-22, 39558 (Decayed)

FLOCK 1B 1, 40131 (Decayed)

FLOCK 2E 6, 41563 (Decayed)

NARSSCUBE-1, 44792 (Decayed)

ISS DEB (MOI COVER), 38090 (Decayed)

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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.
5 mins	2026-03-28 18:51:33.104Z	199.555° SSW	2026-03-28 18:54:33.104Z	127.866° SE	27.342°	2026-03-28 18:56:33.104Z	77.571° E
4 mins	2026-03-29 01:20:33.104Z	335.868° NNW	2026-03-29 01:21:33.104Z	5.963° NNE	30.765°	2026-03-29 01:24:33.104Z	99.532° ESE

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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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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

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out DUPLEX, 66906 on other resources

View DUPLEX, 66906 on NASA - NSSDCA Website

View DUPLEX, 66906 on Heavens-Above

View DUPLEX, 66906 on Keep Track

View DUPLEX, 66906 on Celestrak

View DUPLEX, 66906 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

DUPLEX, 66906

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 9 hours ago

TLE from 9 hours ago

TLE epoch observation values (Epoch: 2026-03-28T01:45:30.671Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #67 in the year 1998 (1998-11-20 UTC)

DUPLEX Visibility forecast

Co-orbital & Co-planar RSOs

Check out DUPLEX, 66906 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 9 hours ago