Table E.1.
Heliocentric and barycentric orbital elements and 1σ uncertainties of comet C/2025N1 (ATLAS).
| Orbital parameter | Heliocentric | Barycentric | |
|---|---|---|---|
| Perihelion distance, q (au) | = | 1.3570±0.0005 | 1.3623 |
| Eccentricity, e | = | 6.144±0.003 | 6.156 |
| Inclination, i (°) | = | 175.1135±0.0002 | 175.1275 |
| Longitude of the ascending node, Ω (°) | = | 322.164±0.005 | 322.254 |
| Argument of perihelion, ω (°) | = | 128.007±0.004 | 128.086 |
| Mean anomaly, M (°) | = | -796.3±0.3 | -795.8 |
Notes. The orbit solution has been computed by D. Farnocchia at epoch JD 2460868.5 that corresponds to 00:00:00.000 TDB, Barycentric Dynamical Time, on 2025 July 12, J2000.0 ecliptic and equinox and it is based on 762 observations with an observational time-span of 60 days. Source: JPL’s SSDG SBDB (solution date, 2025-Jul-21 13:23:29 PDT).
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