H-2A R/B, 42918

Orbit data source: Space-Track

H-2A R/B, 42918 is space debris in HEO originally from a launch on Sat, 19 Aug 2017 UTC launched from the Tanegashima Space Center (TNSTA). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.

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https://www.satcat.com/sats-embedded/42918?theme=dark&initialShowStats=false

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Identifier

42918, 2017-048B

Orbit

HEO

Country

JP / JPN

Related business

Mitsubishi Heavy Industries (MHI) (JP)

Manufacturer

MHI Tobishima

Mission

Spacecraft

Bus & Motor

H-2A STAGE 2, Unknown motor

Mass

4,000 kg wet, 4,000 kg dry

Launch date (UTC)

2017-08-19 (9 years ago)

Launch vehicle

Unknown

Launch site

Tanegashima Space Center (TNSTA)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl, 4.6 m

Radar Cross Section

35.186 m², Large (>1 m²)

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Last TLE update: 2 days ago

TLE from 2 days ago

0 H-2A R/B
1 42918U 17048B   26171.25244919  .00001442  00000-0  88801-3 0  9996
2 42918  19.6846 229.5589 7139699  12.4413 358.6471  2.43793009 75912

Epoch: 2026-06-20T06:03Z

TLE epoch observation values (Epoch: 2026-06-20T06:03:31.610Z)

Latitude

-0.0006°

Longitude

-129.77509°

Altitude

345.28 km

Speed

10.073 km/s

True Right ascension

15h 18m 18s

True Declination

0° 00' 02"

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

21:27:02

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

33,598.798 km

Perigee altitude

293.279 km

Semi-major axis

23,324.176 km

Eccentricity

0.71397

Inclination

19.6846°

RAAN

229.5589°

Arg. of periapsis

12.4413°

True anomaly

348.48649°

Mean anomaly

358.6471°

Eccentric anomaly

355.28337°

Mean motion

0.6093 °/min

Orbital period

590.84 mins

BSTAR

0.00088801

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Other satellites on launch #48 in the year 2017 (2017-08-19 UTC)

QZS-3, 42917

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H-2A R/B 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.
111 mins	2026-06-22 18:27:02.317Z	260.882° W	2026-06-22 19:10:02.317Z	254.606° W	13.34°	2026-06-22 20:18:02.317Z	253.149° 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 H-2A R/B, 42918 on other resources

View H-2A R/B, 42918 on Heavens-Above

View H-2A R/B, 42918 on Keep Track

View H-2A R/B, 42918 on Celestrak

View H-2A R/B, 42918 on Gunter's Space Page

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

H-2A R/B, 42918

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 2 days ago

TLE from 2 days ago

TLE epoch observation values (Epoch: 2026-06-20T06:03:31.610Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #48 in the year 2017 (2017-08-19 UTC)

H-2A R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out H-2A R/B, 42918 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 2 days ago