IAA RAS IAA Minor Planet Database

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
2019-01-10 22:49:12 C 06 20 41.57 +10 55 02.2 – t 954
2019-01-10 22:52:20 C 06 20 40.39 +10 55 14.5 – t 954
2019-01-10 22:55:24 C 06 20 39.23 +10 55 26.9 – t 954
2019-01-10 22:58:47 C 06 20 37.96 +10 55 40.4 – t 954
2019-01-10 23:06:50 C 06 20 34.93 +10 56 12.5 – t 954
2019-01-10 23:07:35 C 06 20 33.82 +10 56 05.7 – V 204
2019-01-10 23:09:59 C 06 20 33.75 +10 56 25.2 – t 954
2019-01-10 23:10:00 C 06 20 33.75 +10 56 25.2 – t 954
2019-01-10 23:12:27 C 06 20 32.81 +10 56 35.0 – t 954
2019-01-10 23:14:17 C 06 20 31.30 +10 56 32.7 – V 204
2019-01-10 23:17:47 C 06 20 30.00 +10 56 47.2 – V 204
2019-01-10 23:21:16 C 06 20 28.70 +10 57 01.0 – V 204
2019-01-11 02:32:03 C 06 19 19.39 +11 09 51.4 – q W34
2019-01-11 02:42:24 C 06 19 15.50 +11 10 33.5 – q W34
2019-01-11 02:54:35 C 06 19 10.87 +11 11 22.7 – q W34
2019-01-11 03:03:02 C 06 19 07.68 +11 11 56.9 – q W34
2019-01-11 05:20:18 C 06 18 16.06 +11 21 14.7 – V I52
2019-01-11 05:22:08 C 06 18 15.37 +11 21 22.2 – V I52
2019-01-11 05:23:59 C 06 18 14.66 +11 21 29.6 – V I52
2019-01-11 18:57:28 C 06 13 01.52 +12 17 44.1 – V 104
2019-01-11 19:02:28 C 06 12 59.53 +12 18 04.9 – V 104
2019-01-11 19:08:12 C 06 12 57.25 +12 18 29.9 – V 104
2019-01-11 20:24:20 C 06 12 26.53 +12 23 54.4 – q K78
2019-01-11 20:47:16 C 06 12 17.25 +12 25 32.7 – q K78
2019-01-11 20:53:28 C 06 12 15.00 +12 26 00.6 – t B49
2019-01-11 20:57:35 C 06 12 13.31 +12 26 18.1 – t B49
2019-01-11 20:59:54 C 06 12 12.37 +12 26 28.0 – t B49
2019-01-11 21:38:26 C 06 11 56.45 +12 29 11.3 – q K78
2019-01-11 22:03:17 C 06 11 46.27 +12 30 58.0 – q K78
2019-01-12 10:00:16 C 06 06 52.14 +13 23 18.6 – V T05
2019-01-12 10:00:55 C 06 06 51.86 +13 23 21.6 – V T05
2019-01-12 10:09:30 C 06 06 48.18 +13 23 59.0 – V T05
2019-01-12 10:28:44 C 06 06 39.93 +13 25 24.5 – V T05
2019-01-14 09:27:25 C 05 45 08.68 +17 07 43.4 – V T08
2019-01-14 09:29:25 C 05 45 07.66 +17 07 53.1 – V T08
2019-01-14 09:40:34 C 05 45 01.95 +17 08 49.2 – V T08
2019-01-14 09:56:41 C 05 44 53.76 +17 10 09.6 – V T08
2019-01-14 23:58:41 C 05 37 41.77 +18 21 06.9 – V K38
2019-01-15 00:11:32 C 05 37 34.93 +18 22 13.2 – V K38
2019-01-15 00:30:03 C 05 37 25.07 +18 23 48.7 – V K38
2019-01-15 00:54:45 C 05 37 11.90 +18 25 55.3 – V K38
2019-01-16 08:21:12 C 05 19 41.06 +21 12 29.2 – V T05
2019-01-16 08:33:30 C 05 19 33.67 +21 13 35.1 – V T05
2019-01-16 08:42:41 C 05 19 28.14 +21 14 24.6 – V T05
2019-01-16 09:00:58 C 05 19 17.13 +21 16 03.5 – V T05
2019-01-16 21:25:11 C 05 11 49.64 +22 23 01.9 – V Z80
2019-01-16 21:27:10 C 05 11 48.48 +22 23 12.6 – V Z80
2019-01-16 21:29:10 C 05 11 47.19 +22 23 24.1 – V Z80
2019-01-16 21:32:19 C 05 11 45.24 +22 23 41.5 – V Z80
2019-01-16 21:35:21 C 05 11 43.26 +22 23 57.7 – V Z80