HORS 3 (RS81S) is a payload in SSO orbit, operated by Baumann Moscow State Technical University, launched 2024.
| Orbit class | SSO |
| Inclination | 97.2947° |
| Eccentricity | 0.0006049 |
| Period | 92.5 min |
| Apogee | 402 km |
| Perigee | 394 km |
| Mean motion | 15.56466294 rev/day |
| RAAN | 64.4135° |
| Arg of perigee | 181.9573° |
| Mean anomaly | 178.1659° |
| B* | 4.0190e-4 |
| Rev at epoch | 14,066 |
1 61753U 24199U 26188.15851617 .00028411 00000-0 40190-3 0 99992 61753 97.2947 64.4135 0006049 181.9573 178.1659 15.56466294140660{
"OBJECT_NAME": "HORS 3 (RS81S)",
"OBJECT_ID": "2024-199U",
"EPOCH": "2026-07-07T03:48:15.797+00:00",
"MEAN_MOTION": 15.56466294,
"ECCENTRICITY": 0.0006049,
"INCLINATION": 97.2947,
"RA_OF_ASC_NODE": 64.4135,
"ARG_OF_PERICENTER": 181.9573,
"MEAN_ANOMALY": 178.1659,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 61753,
"REV_AT_EPOCH": 14066,
"BSTAR": 0.0004019,
"MEAN_MOTION_DOT": 0.00028411,
"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 | HORS 3 (RS81S) |
| Operator | |
| Country | Russia |
| Launch date | |
| Launch mass (kg) | |
| Mission purpose | — |
| Object class | PAYLOADHIGH |
//Orbital data is approximate and not for operational use. Last ingested from CelesTrak on Jul 7, 2026.
| Orbital regime |
| Status |