SITRO-AIS 11 (SHEFFER) is a payload in SSO orbit, operated by Sitronics Group, launched 2023.
| Orbit class | SSO |
| Inclination | 97.5077° |
| Eccentricity | 0.0005348 |
| Period | 93.5 min |
| Apogee | 451 km |
| Perigee | 444 km |
| Mean motion | 15.39635879 rev/day |
| RAAN | 259.6554° |
| Arg of perigee | 7.1700° |
| Mean anomaly | 352.9621° |
| B* | 3.8498e-4 |
| Rev at epoch | 16,786 |
1 57208U 23091AU 26188.17287123 .00015110 00000-0 38498-3 0 99962 57208 97.5077 259.6554 0005348 7.1700 352.9621 15.39635879167862{
"OBJECT_NAME": "SITRO-AIS 11 (SHEFFER)",
"OBJECT_ID": "2023-091AU",
"EPOCH": "2026-07-07T04:08:56.074+00:00",
"MEAN_MOTION": 15.39635879,
"ECCENTRICITY": 0.0005348,
"INCLINATION": 97.5077,
"RA_OF_ASC_NODE": 259.6554,
"ARG_OF_PERICENTER": 7.17,
"MEAN_ANOMALY": 352.9621,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 57208,
"REV_AT_EPOCH": 16786,
"BSTAR": 0.00038498,
"MEAN_MOTION_DOT": 0.0001511,
"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 | SITRO-AIS 11 (SHEFFER) |
| Operator | |
| Country | Russia |
| 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 |