SENTINEL-3A is a payload in SSO orbit, operated by European Commission DG-GROW Directorate I/2, Copernicus Unit / European Space Agency, launched 2016.
| Orbit class | SSO |
| Inclination | 98.6240° |
| Eccentricity | 0.0001411 |
| Period | 100.9 min |
| Apogee | 804 km |
| Perigee | 802 km |
| Mean motion | 14.26738227 rev/day |
| RAAN | 255.2298° |
| Arg of perigee | 92.6602° |
| Mean anomaly | 267.4740° |
| B* | 4.9159e-5 |
| Rev at epoch | 54,090 |
1 41335U 16011A 26188.13345354 .00000075 00000-0 49159-4 0 99922 41335 98.6240 255.2298 0001411 92.6602 267.4740 14.26738227540902{
"OBJECT_NAME": "SENTINEL-3A",
"OBJECT_ID": "2016-011A",
"EPOCH": "2026-07-07T03:12:10.386+00:00",
"MEAN_MOTION": 14.26738227,
"ECCENTRICITY": 0.0001411,
"INCLINATION": 98.624,
"RA_OF_ASC_NODE": 255.2298,
"ARG_OF_PERICENTER": 92.6602,
"MEAN_ANOMALY": 267.474,
"EPHEMERIS_TYPE": 0,
"CLASSIFICATION_TYPE": "U",
"NORAD_CAT_ID": 41335,
"REV_AT_EPOCH": 54090,
"BSTAR": 0.000049159,
"MEAN_MOTION_DOT": 7.5e-7,
"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 | SENTINEL-3A |
| Operator | European Commission DG-GROW Directorate I/2, Copernicus Unit / European Space AgencyHIGHvia GCAT — Jonathan McDowell's General Catalog⚠ sources disagree |
| Country | European Union |
| 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 |