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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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ISO8601 Format

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 (9 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: 11 hours ago

TLE from 11 hours ago

0 WNISAT 1R
1 42835U 17042L   26289.47518193  .00001791  00000-0  14024-3 0  9993
2 42835  97.4971  81.3629 0010619  81.9945 278.2485 15.02204102504713

Epoch: 2026-10-16T11:24Z

TLE epoch observation values (Epoch: 2026-10-16T11:24:15.718Z)

Latitude

-0.00002°

Longitude

-114.69825°

Altitude

562.115 km

Speed

7.581 km/s

True Right ascension

05h 25m 27s

True Declination

0° 00' 00"

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

17:26:59

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

564.459 km

Perigee altitude

549.73 km

Semi-major axis

6,935.232 km

Eccentricity

0.00106

Inclination

97.4971°

RAAN

81.3629°

Arg. of periapsis

81.9945°

True anomaly

278.12805°

Mean anomaly

278.2485°

Eccentric anomaly

278.18828°

Mean motion

3.75796 °/min

Orbital period

95.8 mins

BSTAR

0.00014024

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

FLOCK 2K 30, 42872 (Decayed)

LEMUR 2 PETERG, 42841

LEMUR 2 DEMBITZ, 42842

LEMUR 2 ZACHARY, 42845

NANOACE, 42844

LEMUR 2 FURIAUS, 42840

LEMUR 2 MONSON, 42839

LEMUR 2 ANDIS, 42838

LEMUR 2 GREENBERG, 42837

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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

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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.
7 mins	2026-10-16 23:09:37.127Z	10.8° NNE	2026-10-16 23:12:37.127Z	349.343° N	79.724°	2026-10-16 23:16:37.127Z	194.772° SSW
6 mins	2026-10-17 09:55:37.127Z	139.287° SSE	2026-10-17 09:57:37.127Z	96.843° ESE	43.799°	2026-10-17 10:01:37.127Z	1.671° NNE

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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: 11 hours ago

TLE from 11 hours ago

TLE epoch observation values (Epoch: 2026-10-16T11:24:15.718Z)

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: 11 hours ago