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WNISAT 1R, 42835

Orbit data source: Space-Track

WNISAT 1R, 42835 is a payload satellite owned by WNI (JP) in SSO that was launched on Fri, 14 Jul 2017 UTC via a SOYUZ-2-1A launch vehicle from the Tyuratam Missile And Space Complex (TTMTR). 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/42835?theme=dark&initialShowStats=false

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Identifier

42835, 2017-042L

Orbit

SSO

Country

JP / JPN

Related business

Weathernews Inc. (JP)

Manufacturer

AXELSPACE

Mission

Operational Commercial Weather

Bus & Motor

HODOYOSHI, Unknown motor

Mass

40 kg wet, 40 kg dry

Launch date (UTC)

2017-07-14 (8 years ago)

Launch vehicle

SOYUZ-2-1A

Launch site

Tyuratam Missile And Space Complex (TTMTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Box + 2 Pan, 0.8 m

Radar Cross Section

0.514 m², Medium (>0.1 m² and < 1m²)

Expand to show TLE details & history
Last TLE update: 17 hours ago

TLE from 17 hours ago

0 WNISAT 1R
1 42835U 17042L   25339.04730170  .00006476  00000-0  52015-3 0  9999
2 42835  97.4161 138.0432 0013292  83.1521 277.1216 15.00293058457386

Epoch: 2025-12-05T01:08Z

TLE epoch observation values (Epoch: 2025-12-05T01:08:06.866Z)

Latitude

0.00003°

Longitude

46.91959°

Altitude

567.923 km

Speed

7.578 km/s

True Right ascension

09h 12m 10s

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

16:25:57

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

572.211 km

Perigee altitude

553.758 km

Semi-major axis

6,941.122 km

Eccentricity

0.00133

Inclination

97.4161°

RAAN

138.0432°

Arg. of periapsis

83.1521°

True anomaly

276.97043°

Mean anomaly

277.1216°

Eccentric anomaly

277.04602°

Mean motion

3.75317 °/min

Orbital period

95.92 mins

BSTAR

0.00052015

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Other satellites on launch #42 in the year 2017 (2017-07-14 UTC)

FLOCK 2K 45, 42856 (Decayed)

FLOCK 2K 10, 42895 (Decayed)

FLOCK 2K 22, 42861 (Decayed)

FLOCK 2K 03, 42850 (Decayed)

FLOCK 2K 07, 42862 (Decayed)

FLOCK 2K 17, 42888 (Decayed)

FLOCK 2K 38, 42868 (Decayed)

FLOCK 2K 14, 42892 (Decayed)

FREGAT DEB, 44608 (Decayed)

FLOCK 2K 02, 42853 (Decayed)

FLOCK 2K 29, 42871 (Decayed)

FLOCK 2K 32, 42870 (Decayed)

FLOCK 2K 16, 42889 (Decayed)

FLOCK 2K 04, 42851 (Decayed)

FLOCK 2K 25, 42884 (Decayed)

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WNISAT 1R 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	2025-12-05 22:32:12.105Z	60.388° ENE	2025-12-05 22:34:12.105Z	91.336° ESE	13.843°	2025-12-05 22:36:12.105Z	122.614° SE
5 mins	2025-12-06 00:07:12.105Z	345.314° N	2025-12-06 00:09:12.105Z	298.122° NW	32.155°	2025-12-06 00:12:12.105Z	224.421° SW
6 mins	2025-12-06 10:53:12.105Z	173.04° S	2025-12-06 10:55:12.105Z	195.524° SSW	42.85°	2025-12-06 10:59:12.105Z	345.258° N

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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 WNISAT 1R, 42835 on other resources

View WNISAT 1R, 42835 on NASA - NSSDCA Website

View WNISAT 1R, 42835 on Heavens-Above

View WNISAT 1R, 42835 on Keep Track

View WNISAT 1R, 42835 on Celestrak

View WNISAT 1R, 42835 on Gunter's Space Page

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

WNISAT 1R, 42835

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 17 hours ago

TLE from 17 hours ago

TLE epoch observation values (Epoch: 2025-12-05T01:08:06.866Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #42 in the year 2017 (2017-07-14 UTC)

WNISAT 1R Visibility forecast

Co-orbital & Co-planar RSOs

Check out WNISAT 1R, 42835 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 17 hours ago