Showing default

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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/42835?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/42835?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

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   26141.23870901  .00001658  00000-0  13212-3 0  9992
2 42835  97.4810 298.3302 0009594 252.7672 107.2503 15.01623151482465

Epoch: 2026-05-21T05:43Z

TLE epoch observation values (Epoch: 2026-05-21T05:43:44.458Z)

Latitude

-0.00004°

Longitude

-26.49181°

Altitude

566.935 km

Speed

7.577 km/s

True Right ascension

19h 53m 19s

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

06:12:48

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

565.54 km

Perigee altitude

552.229 km

Semi-major axis

6,937.021 km

Eccentricity

0.00096

Inclination

97.481°

RAAN

298.3302°

Arg. of periapsis

252.7672°

True anomaly

107.35526°

Mean anomaly

107.2503°

Eccentric anomaly

107.30278°

Mean motion

3.7565 °/min

Orbital period

95.83 mins

BSTAR

0.00013212

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

FLOCK 2K 11, 42894 (Decayed)

FLOCK 2K 06, 42897 (Decayed)

FLOCK 2K 17, 42888 (Decayed)

NORSAT 2, 42828

FLOCK 2K 03, 42850 (Decayed)

LEMUR 2 MONSON, 42839

LEMUR 2 ZACHARY, 42845

FLOCK 2K 38, 42868 (Decayed)

FLOCK 2K 36, 42876 (Decayed)

FLYING LAPTOP, 42831

LEMUR 2 FURIAUS, 42840

OBJECT F, 42830 (Decayed)

Did you know?

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

Click here to try in Sandbox

WNISAT 1R Visibility forecast

Loading observer location...
Set Observer location

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	2026-05-21 22:19:11.017Z	62.623° ENE	2026-05-21 22:21:11.017Z	96.4° ESE	15.503°	2026-05-21 22:23:11.017Z	128.222° SE
5 mins	2026-05-21 23:54:11.017Z	337.289° NNW	2026-05-21 23:56:11.017Z	283.958° WNW	29.988°	2026-05-21 23:59:11.017Z	225.387° WSW
6 mins	2026-05-22 10:39:11.017Z	178.459° S	2026-05-22 10:41:11.017Z	215.179° SW	41.983°	2026-05-22 10:45:11.017Z	342.612° N

Items per page:

1–3 of 3 items

of 1 page

Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

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: 2026-05-21T05:43:44.458Z)

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