XRISM is a payload in LEO orbit, operated by Japan Aerospace Exploration Agency / Institute of Space and Astronautical Sci, launched 2023.
| Orbit class | LEO |
| Inclination | 31.0012° |
| Eccentricity | 0.0007794 |
| Period | 95.2 min |
| Apogee | 534 km |
| Perigee | 523 km |
| Mean motion | 15.12631514 rev/day |
| RAAN | 234.3179° |
| Arg of perigee | 159.2962° |
| Mean anomaly | 200.7994° |
| B* | 1.8768e-4 |
| Rev at epoch | 15,579 |
1 57800U 23137A 26187.52611568 .00003461 00000-0 18768-3 0 99912 57800 31.0012 234.3179 0007794 159.2962 200.7994 15.12631514155796{
"OBJECT_NAME": "XRISM",
"OBJECT_ID": "2023-137A",
"EPOCH": "2026-07-06T12:37:36.395+00:00",
"MEAN_MOTION": 15.12631514,
"ECCENTRICITY": 0.0007794,
"INCLINATION": 31.0012,
"RA_OF_ASC_NODE": 234.3179,
"ARG_OF_PERICENTER": 159.2962,
"MEAN_ANOMALY": 200.7994,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 57800,
"REV_AT_EPOCH": 15579,
"BSTAR": 0.00018768,
"MEAN_MOTION_DOT": 0.00003461,
"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 | XRISM |
| Operator | Japan Aerospace Exploration Agency / Institute of Space and Astronautical SciHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree |
| Country | Japan |
| Launch date | |
| Launch mass (kg) |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Mission purpose | — |
| Object class |
| Orbital regime |
| Status |