2019 AA9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7143294264 ± 3.78e-07
Semi-major axis (a)1.6923618865 AU ± 1.61e-06
Inclination (i)40.88993614° ± 3.97e-05
Long. of Asc. Node (Ω)110.01433035° ± 4.41e-06
Arg. of Perihelion (ω)113.24439672° ± 2.10e-05
Mean Anomaly (M)12.50746831° ± 1.57e-03
Mean Motion (n)0.4476848750°/day ± 6.39e-07
Perihelion dist (q)0.48345799 AU ± 7.88e-07
Aphelion dist (Q)2.90126578 AU ± 2.83e-06
Orbital Period2.20160729 yr ± 3.14e-06
Physical Parameters
H (abs. magnitude)20.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.243″
Uncertainty1
Orbit TypeApollo
MOID0.095760 AU
Observations Used147
Oppositions1
Arc Total2019-2019
First Observation Used2019-01-09
Last Observation Used2019-08-29
Observations (153)
Date Type RA Dec Mag Band Observatory
2019-02-11 02:25:19 C 23 02 34.92 +34 49 00.2 V V06
2019-08-28 14:49:49 C 04 00 32.427 -35 34 56.62 V T12
2019-08-29 14:43:21 C 04 00 38.324 -35 54 41.37 V T12