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
2019-01-16 21:37:21 C 05 11 42.13 +22 24 07.9 – V Z80
2019-01-16 21:39:20 C 05 11 40.83 +22 24 20.3 – V Z80
2019-01-16 21:41:20 C 05 11 39.58 +22 24 30.2 – V Z80
2019-01-16 21:43:25 C 05 11 38.27 +22 24 42.5 – V Z80
2019-01-20 21:35:06 C 04 03 42.53 +30 55 15.0 – V 204
2019-01-20 21:42:24 C 04 03 36.67 +30 55 50.4 – V 204
2019-01-20 21:49:36 C 04 03 30.92 +30 56 25.0 – V 204
2019-01-22 07:55:27 C 03 35 44.96 +33 31 57.1 – V T08
2019-01-22 08:10:56 C 03 35 31.98 +33 33 00.9 – V T08
2019-01-22 08:19:35 C 03 35 24.57 +33 33 36.6 – V T08
2019-01-22 08:41:54 C 03 35 05.75 +33 35 10.1 – V T08
2019-01-22 19:06:23 C 03 26 25.74 +34 17 08.7 – V J95
2019-01-22 19:10:48 C 03 26 21.98 +34 17 26.1 – V J95
2019-01-22 19:20:59 C 03 26 13.32 +34 18 06.0 – V J95
2019-01-23 07:42:59 C 03 15 45.32 +35 05 17.0 – V T08
2019-01-23 08:02:16 C 03 15 28.83 +35 06 25.3 – V T08
2019-01-23 08:13:57 C 03 15 18.79 +35 07 08.0 – V T08
2019-01-23 08:27:53 C 03 15 06.79 +35 07 57.0 – V T08
2019-01-23 14:38:12 S 03 09 55.049 +35 29 41.89 – L C51
2019-01-23 19:20:57 S 03 05 55.068 +35 45 41.51 – L C51
2019-01-24 02:32:47 C 02 59 48.61 +36 09 07.0 – V I52
2019-01-24 02:33:03 C 02 59 48.38 +36 09 08.0 – V I52
2019-01-24 02:33:19 C 02 59 48.15 +36 09 08.7 – V I52
2019-01-24 02:33:35 C 02 59 47.92 +36 09 09.5 – V I52
2019-01-24 03:32:28 C 02 58 57.12 +36 12 12.5 – V 703
2019-01-24 03:40:06 C 02 58 50.57 +36 12 36.7 – V 703
2019-01-24 03:47:44 C 02 58 44.01 +36 13 00.1 – V 703
2019-01-24 03:55:22 C 02 58 37.43 +36 13 23.7 – V 703
2019-01-25 04:13:13 C 02 38 04.41 +37 21 19.2 – V I52
2019-01-25 04:13:28 C 02 38 04.15 +37 21 19.8 – V I52
2019-01-25 04:16:38 C 02 38 01.49 +37 21 27.1 – V I52
2019-01-25 04:16:53 C 02 38 01.22 +37 21 27.9 – V I52
2019-01-25 04:47:46 C 02 37 34.95 +37 22 42.2 – V 703
2019-01-25 04:56:02 C 02 37 27.96 +37 23 02.0 – V 703
2019-01-25 05:04:19 C 02 37 20.95 +37 23 22.0 – V 703
2019-01-25 05:12:36 C 02 37 13.94 +37 23 41.2 – V 703
2019-01-26 02:22:05 C 02 19 40.53 +38 09 56.2 – V I52
2019-01-26 02:24:04 C 02 19 38.88 +38 09 59.4 – V I52
2019-01-27 02:35:38 C 02 00 06.85 +38 49 03.4 – V 703
2019-01-27 02:43:56 C 02 00 00.23 +38 49 13.3 – V 703
2019-01-27 02:52:13 C 01 59 53.56 +38 49 24.7 – V 703
2019-01-27 03:00:31 C 01 59 46.91 +38 49 35.0 – V 703
2019-01-28 02:39:47 C 01 41 30.20 +39 14 41.4 – V G96
2019-01-28 02:47:56 C 01 41 23.95 +39 14 46.5 – V G96
2019-01-28 02:56:05 C 01 41 17.74 +39 14 53.7 – V G96
2019-01-28 02:57:27 C 01 41 16.70 +39 14 54.5 – V I52
2019-01-28 02:57:52 C 01 41 16.38 +39 14 54.9 – V I52
2019-01-28 02:58:18 C 01 41 16.04 +39 14 55.3 – V I52
2019-01-28 02:58:44 C 01 41 15.69 +39 14 55.7 – V I52
2019-02-11 02:17:32 C 23 02 36.96 +34 49 11.3 – V V06