QPS-SAR-11 (YAMATSUMI-I) is a payload in LEO orbit, operated by QPS Laboratories Co, Ltd., launched 2025.
| Orbit class | LEO |
| Inclination | 42.0078° |
| Eccentricity | 0.0011472 |
| Period | 95.9 min |
| Apogee | 569 km |
| Perigee | 553 km |
| Mean motion | 15.01787019 rev/day |
| RAAN | 82.0875° |
| Arg of perigee | 257.9910° |
| Mean anomaly | 101.9630° |
| B* | 2.6524e-4 |
| Rev at epoch | 5,861 |
1 64340U 25125A 26188.07795166 .00003332 00000-0 26524-3 0 99912 64340 42.0078 82.0875 0011472 257.9910 101.9630 15.01787019 58617{
"OBJECT_NAME": "QPS-SAR-11 (YAMATSUMI-I)",
"OBJECT_ID": "2025-125A",
"EPOCH": "2026-07-07T01:52:15.023+00:00",
"MEAN_MOTION": 15.01787019,
"ECCENTRICITY": 0.0011472,
"INCLINATION": 42.0078,
"RA_OF_ASC_NODE": 82.0875,
"ARG_OF_PERICENTER": 257.991,
"MEAN_ANOMALY": 101.963,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 64340,
"REV_AT_EPOCH": 5861,
"BSTAR": 0.00026524,
"MEAN_MOTION_DOT": 0.00003332,
"MEAN_MOTION_DDOT": 0
}Reconstructed from CelesTrak OMM mean-elements (element-set number is a placeholder). TLE/OMM data is approximate. Not for operational use or collision avoidance.
| Name | QPS-SAR-11 (YAMATSUMI-I) |
| Operator | |
| Country | Japan |
| Launch date | |
| Launch mass (kg) | |
| Mission purpose | — |
| Object class |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Orbital regime |
| Status |