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GCOM W1, 38337

Orbit data source: Space-Track

GCOM W1, 38337 is a payload satellite owned by JAXA (JP) in SSO that was launched on Thu, 17 May 2012 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/38337?theme=dark&initialShowStats=false

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Identifier

38337, 2012-025A

Orbit

SSO

Country

JP / JPN

Related business

JAXA (Japan Aerospace Exploration Agency) (JP)

Manufacturer

NECTF?

Mission

Operational Civil Science

Bus & Motor

GCOM, AOCS

Mass

1,991 kg wet, 1,841 kg dry

Launch date (UTC)

2012-05-17 (14 years ago)

Launch vehicle

H-IIA 202

Launch site

Tanegashima Space Center (TNSTA)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan + 1 Dish, 8.8 m

Radar Cross Section

35.969 m², Large (>1 m²)

Expand to show TLE details & history
Last TLE update: 6 hours ago

TLE from 6 hours ago

0 GCOM W1
1 38337U 12025A   25354.43300580  .00000446  00000-0  10900-3 0  9993
2 38337  98.2226 292.5410 0001315  67.8001  45.2988 14.57135677723004

Epoch: 2025-12-20T10:23Z

TLE epoch observation values (Epoch: 2025-12-20T10:23:31.701Z)

Latitude

65.63554°

Longitude

-114.09687°

Altitude

713.106 km

Speed

7.506 km/s

True Right ascension

08h 44m 10s

True Declination

65° 30' 19"

Sunlit

Object was in full shadow 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

15:08:16

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

700.455 km

Perigee altitude

698.593 km

Semi-major axis

7,077.661 km

Eccentricity

0.00013

Inclination

98.2226°

RAAN

292.541°

Arg. of periapsis

67.8001°

True anomaly

45.30951°

Mean anomaly

45.2988°

Eccentric anomaly

45.30416°

Mean motion

3.64509 °/min

Orbital period

98.76 mins

BSTAR

0.000109

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Other satellites on launch #25 in the year 2012 (2012-05-17 UTC)

KOMPSAT 3, 38338

H-2A DEB, 54717 (Decayed)

H-2A DEB, 43399 (Decayed)

H-2A DEB, 54722 (Decayed)

H-2A DEB, 54718 (Decayed)

H-2A DEB, 54735 (Decayed)

H-2A DEB, 54728 (Decayed)

H-2A DEB, 54712 (Decayed)

H-2A DEB, 54729 (Decayed)

H-2A DEB, 39007 (Decayed)

H-2A DEB, 54731 (Decayed)

H-2A DEB, 54719 (Decayed)

H-2A DEB, 54739 (Decayed)

H-2A DEB, 38346 (Decayed)

H-2A DEB, 43398 (Decayed)

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GCOM W1 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.
8 mins	2025-12-20 19:52:45.269Z	158.305° S	2025-12-20 19:56:45.269Z	100.978° ESE	43.518°	2025-12-20 20:00:45.269Z	352.308° N
5 mins	2025-12-21 07:54:45.269Z	61.874° ENE	2025-12-21 07:56:45.269Z	93.039° ESE	18.609°	2025-12-21 07:59:45.269Z	135.927° SSE
7 mins	2025-12-21 09:31:45.269Z	348.796° N	2025-12-21 09:34:45.269Z	285.822° WNW	33.102°	2025-12-21 09:38:45.269Z	221.489° SW

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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 GCOM W1, 38337 on other resources

View GCOM W1, 38337 on NASA - NSSDCA Website

View GCOM W1, 38337 on Heavens-Above

View GCOM W1, 38337 on Keep Track

View GCOM W1, 38337 on Celestrak

View GCOM W1, 38337 on Gunter's Space Page

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

GCOM W1, 38337

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 6 hours ago

TLE from 6 hours ago

TLE epoch observation values (Epoch: 2025-12-20T10:23:31.701Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #25 in the year 2012 (2012-05-17 UTC)

GCOM W1 Visibility forecast

Co-orbital & Co-planar RSOs

Check out GCOM W1, 38337 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 6 hours ago