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AUTCUBE 2, 43681

Orbit data source: Space-Track

AUTCUBE 2, 43681 is a payload satellite in SSO that was launched on Mon, 29 Oct 2018 UTC via an H-IIA 202 launch vehicle from the Tanegashima Space Center (TNSTA). 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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https://www.satcat.com/sats-embedded/43681?theme=dark&initialShowStats=false

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Identifier

43681, 2018-084K

Orbit

SSO

Country

TBD

Related business

Aichi University (JP)

Manufacturer

AUT

Mission

Operational Amateur Technology

Bus & Motor

CUBESAT 1U, Unknown motor

Mass

1.6 kg wet, 1.6 kg dry

Launch date (UTC)

2018-10-29 (8 years ago)

Launch vehicle

H-IIA 202

Launch site

Tanegashima Space Center (TNSTA)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box, 0.1 m

Radar Cross Section

0.015 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 3 days ago

TLE from 3 days ago

0 AUTCUBE 2
1 43681U 18084K   26170.28451047  .00002446  00000-0  15440-3 0  9993
2 43681  98.0708  16.5700 0009901  43.1941 317.0062 15.10102080417241

Epoch: 2026-06-19T06:49Z

TLE epoch observation values (Epoch: 2026-06-19T06:49:41.704Z)

Latitude

-0°

Longitude

6.63054°

Altitude

533.941 km

Speed

7.598 km/s

True Right ascension

01h 06m 16s

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

21:55:36

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

539.74 km

Perigee altitude

526.054 km

Semi-major axis

6,911.034 km

Eccentricity

0.00099

Inclination

98.0708°

RAAN

16.57°

Arg. of periapsis

43.1941°

True anomaly

316.92876°

Mean anomaly

317.0062°

Eccentric anomaly

316.96749°

Mean motion

3.77771 °/min

Orbital period

95.3 mins

BSTAR

0.0001544

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Other satellites on launch #84 in the year 2018 (2018-10-29 UTC)

H-2A DEB, 46418 (Decayed)

H-2A DEB, 53123 (Decayed)

H-2A DEB, 53120 (Decayed)

H-2A DEB, 53345 (Decayed)

H-2A DEB, 53333 (Decayed)

H-2A DEB, 53330 (Decayed)

H-2A DEB, 53325 (Decayed)

H-2A DEB, 53114 (Decayed)

H-2A DEB, 53344 (Decayed)

GOSAT 2, 43672

H-2A DEB, 47197 (Decayed)

H-2A DEB, 47195 (Decayed)

H-2A DEB, 47189 (Decayed)

H-2A DEB, 46224 (Decayed)

H-2A DEB, 46223 (Decayed)

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AUTCUBE 2 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	2026-06-22 12:54:31.034Z	106.556° ESE	2026-06-22 12:56:31.034Z	69.533° E	18.541°	2026-06-22 12:58:31.034Z	31.28° NE
4 mins	2026-06-22 14:29:31.034Z	229.988° WSW	2026-06-22 14:30:31.034Z	254.566° W	24.067°	2026-06-22 14:33:31.034Z	316.965° NNW
5 mins	2026-06-23 02:03:31.034Z	48.358° ENE	2026-06-23 02:05:31.034Z	91.308° ESE	25.158°	2026-06-23 02:08:31.034Z	152.92° SSE
4 mins	2026-06-23 03:38:31.034Z	320.201° NNW	2026-06-23 03:39:31.034Z	300.986° NW	18.078°	2026-06-23 03:42:31.034Z	247.958° W

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

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Check out AUTCUBE 2, 43681 on other resources

View AUTCUBE 2, 43681 on NASA - NSSDCA Website

View AUTCUBE 2, 43681 on Heavens-Above

View AUTCUBE 2, 43681 on Keep Track

View AUTCUBE 2, 43681 on Celestrak

View AUTCUBE 2, 43681 on Gunter's Space Page

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

AUTCUBE 2, 43681

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-06-19T06:49:41.704Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #84 in the year 2018 (2018-10-29 UTC)

AUTCUBE 2 Visibility forecast

Co-orbital & Co-planar RSOs

Check out AUTCUBE 2, 43681 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago