Key statistics
Satellite QPS-SAR-11 YAMATSUMI at a glance.
Uptime
185
Days in orbit
Revolutions
≈ 15.0
Per day
Orbit
LEO
Low Earth Orbit
Inclination
42.0
Latest
Satellite identification and parameters
Extended collection of information and parameters for QPS-SAR-11 YAMATSUMI.
Object identification
Identified? True
Debris? False
Object name: QPS-SAR-11 YAMATSUMI
International designator: 2025-125A
Object number (NORAD): 64340
Object ID (CCSDS): 64340
Country: JAPAN (JPN)
Current information (Y/N): Y
RCS size: LARGE
Orbital parameters
Period: 96.039 minutes
Inclination: 42.0066 deg
SMA: 6946.937 km
Apoapsis: 574.767 km
Periapsis: 562.838 km
RAAN: 141.4019 deg
Eccentricy: 0.00085858
Argument of periapsis: 355.0396 deg
Mean anomaly: 5.0343 deg
Mean motion: 14.9938341 rev/day
Mean motion (dot): 0.00009169 rev/day2
B* drag term: 0.00075035663 1/REarth
Two-line elements (TLE)
Creation date: Dec. 12, 2025, 10:14 a.m.
Reference frame: TEME
Reference center: EARTH
Epoch: Dec. 12, 2025, 3:51 a.m. UTC
TLE line 0: 0 QPS-SAR-11 YAMATSUMI
TLE line 1: 1 64340U 25125A 25346.16058823 .00009169 00000-0 75036-3 0 9994
TLE line 2: 2 64340 42.0066 141.4019 0008586 355.0396 5.0343 14.99383410 27528
Live tracking on map
Real-time ground track for satellite QPS-SAR-11 YAMATSUMI.
In-orbit conjunctions
There are no conjunctions computed for QPS-SAR-11 YAMATSUMI, at the moment. Check back to stay up to date, as we update our databases every day.
Go to all conjunctionsAssociated space launch
Synthetic aperture radar Earth observation satellite for Japanese Earth imaging company iQPS.
QPS-SAR-11 YAMATSUMI was lifted into orbit during the mission ‘Electron | The Mountain God Guards (iQPS Launch 3)’, on board a Electron space rocket.
The launch took place on June 11, 2025, 3:31 p.m. from Rocket Lab Launch Complex 1A.
For more information about the launch, click the button.
Electron | The Mountain God Guards (iQPS Launch 3)
Agency: Institute for Q-shu Pioneers of Space
Status: Launch Successful
Launch date: June 11, 2025, 3:31 p.m. UTC
Rocket: Electron
Launch pad: Rocket Lab Launch Complex 1A
Location: Rocket Lab Launch Complex 1, Mahia Peninsula, New Zealand
...
Latest news about this satellite
Electron launches third iQPS satellite in three months
Rocket Lab launched a radar imaging satellite for Japanese company iQPS June 11, the third launch for that customer within three months. The post Electron launches third iQPS satellite in three months appeared first on SpaceNews.
Launch Roundup: ULA to launch Kuiper’s second batch of satellites, SpaceX to launch Axiom crew to ISS
SpaceX will launch Axiom Space’s fourth private crewed mission to the International Space Station (ISS)… The post Launch Roundup: ULA to launch Kuiper’s second batch of satellites, SpaceX to launch Axiom crew to ISS appeared first on NASASpaceFlight.com.
Japan’s iQPS lines up eight SAR launches
ST. LOUIS — Japan’s Institute for Q-shu Pioneers of Space, iQPS, plans to launch eight additional synthetic aperture radar (SAR) satellites through the end of 2026. Rocket Lab, the U.S. launch […] The post Japan’s iQPS lines up eight SAR launches appeare...
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