GALAXY 13 (HORIZONS-1) is a payload in GEO orbit, operated by Panamsat Corp, launched 2003.
| Orbit class | GEO |
| Inclination | 1.4699° |
| Eccentricity | 0.0001749 |
| Period | 1436.1 min |
| Apogee | 35,793 km |
| Perigee | 35,779 km |
| Mean motion | 1.00274360 rev/day |
| RAAN | 83.6084° |
| Arg of perigee | 21.8675° |
| Mean anomaly | 105.2372° |
| B* | 0.0000e+0 |
| Rev at epoch | 4,677 |
1 27954U 03044A 26188.20981926 .00000147 00000-0 00000-0 0 99922 27954 1.4699 83.6084 0001749 21.8675 105.2372 1.00274360 46774{
"OBJECT_NAME": "GALAXY 13 (HORIZONS-1)",
"OBJECT_ID": "2003-044A",
"EPOCH": "2026-07-07T05:02:08.384+00:00",
"MEAN_MOTION": 1.0027436,
"ECCENTRICITY": 0.0001749,
"INCLINATION": 1.4699,
"RA_OF_ASC_NODE": 83.6084,
"ARG_OF_PERICENTER": 21.8675,
"MEAN_ANOMALY": 105.2372,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 27954,
"REV_AT_EPOCH": 4677,
"BSTAR": 0,
"MEAN_MOTION_DOT": 0.00000147,
"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 | GALAXY 13 (HORIZONS-1) |
| Operator | |
| Country | United States |
| 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 |