Table D.1.
Heliocentric Keplerian orbital elements of asteroids 504181 (2006 TC) and 482798 (2013 QK48).
| Parameter | 504181 | 482798 | |
|---|---|---|---|
| Semimajor axis, a (au) | = | 1.53827035±0.00000002 | 1.58573770±0.00000002 |
| Eccentricity, e | = | 0.91204242±0.00000011 | 0.82973801±0.00000007 |
| Inclination, i (°) | = | 19.54779±0.00002 | 18.967424±0.000012 |
| Longitude of the ascending node, Ω (°) | = | 151.76208±0.00011 | 141.39855±0.00002 |
| Argument of perihelion, ω (°) | = | 61.51161±0.00010 | 47.18181±0.00002 |
| Mean anomaly, M (°) | = | 290.80622±0.00006 | 8.47648±0.00005 |
| Perihelion, q (au) | = | 0.1353025±0.0000002 | 0.26999085±0.00000011 |
| Aphelion, Q (au) | = | 2.94123816±0.00000004 | 2.90148454±0.00000004 |
| MOID with the Earth (au) | = | 0.144222 | 0.026112 |
| Absolute magnitude, H (mag) | = | 18.81 | 18.35 |
| Data-arc span (d) | = | 4792 | 8520 |
| Number of observations | = | 59 | 149 |
Notes. Values include the 1σ uncertainty. The orbits of 504181 (solution date, March 1, 2023, 06:49:57 PST) and 482798 (solution date, December 22, 2024, 05:28:42 PST) are referred to epoch JD 2460800.5, which corresponds to 0:00 on 2025 May 5 TDB (barycentric dynamical time, J2000.0 ecliptic and equinox). Source: JPL’s SBDB.
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