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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: 16 hours ago

TLE from 16 hours ago

0 WNISAT 1R
1 42835U 17042L   26278.41764551  .00001553  00000-0  12233-3 0  9992
2 42835  97.4967  70.6726 0010638 113.3224 246.9121 15.02161242503050

Epoch: 2026-10-05T10:01Z

TLE epoch observation values (Epoch: 2026-10-05T10:01:24.572Z)

Latitude

-0.00006°

Longitude

-93.77661°

Altitude

566.198 km

Speed

7.576 km/s

True Right ascension

04h 42m 41s

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

20:15:40

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

564.605 km

Perigee altitude

549.849 km

Semi-major axis

6,935.364 km

Eccentricity

0.00106

Inclination

97.4967°

RAAN

70.6726°

Arg. of periapsis

113.3224°

True anomaly

246.80002°

Mean anomaly

246.9121°

Eccentric anomaly

246.85605°

Mean motion

3.75785 °/min

Orbital period

95.8 mins

BSTAR

0.00012233

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

FLOCK 2K 04, 42851 (Decayed)

LEMUR 2 PETERG, 42841

LEMUR 2 DEMBITZ, 42842

NANOACE, 42844

LEMUR 2 ANDIS, 42838

LEMUR 2 MONSON, 42839

LEMUR 2 FURIAUS, 42840

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.
6 mins	2026-10-06 10:08:05.572Z	155.379° SSE	2026-10-06 10:11:05.572Z	71.509° E	66.693°	2026-10-06 10:14:05.572Z	355.844° N
6 mins	2026-10-06 23:22:05.572Z	0.23° NNE	2026-10-06 23:25:05.572Z	247.99° W	56.391°	2026-10-06 23:28:05.572Z	205.379° 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 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: 16 hours ago

TLE from 16 hours ago

TLE epoch observation values (Epoch: 2026-10-05T10:01:24.572Z)

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: 16 hours ago