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
2019-01-09 10:11:28 C 06 33 14.54 +08 37 41.4 – V T08
2019-01-09 10:23:19 C 06 33 10.65 +08 38 23.2 – V T08
2019-01-09 10:35:13 C 06 33 06.79 +08 39 04.1 – V T08
2019-01-09 10:46:58 C 06 33 02.85 +08 39 46.0 – V T08
2019-01-09 19:29:36 C 06 30 14.24 +09 11 21.9 – V L29
2019-01-09 19:32:07 C 06 30 13.40 +09 11 31.3 – V L29
2019-01-09 19:34:37 C 06 30 12.55 +09 11 40.4 – V L29
2019-01-09 19:37:06 C 06 30 11.71 +09 11 49.4 – V L29
2019-01-09 19:39:37 C 06 30 10.85 +09 11 58.7 – V L29
2019-01-09 19:42:07 C 06 30 10.02 +09 12 07.7 – V L29
2019-01-09 19:50:37 C 06 30 07.13 +09 12 38.8 – V L29
2019-01-09 19:53:07 C 06 30 06.27 +09 12 47.5 – V L29
2019-01-09 20:16:19 C 06 29 58.11 +09 13 34.8 – o K88
2019-01-09 20:20:02 C 06 29 56.87 +09 13 48.0 – o K88
2019-01-09 20:23:45 C 06 29 55.60 +09 14 01.7 – o K88
2019-01-09 22:01:35 C 06 29 23.498 +09 20 09.10 – V J04
2019-01-09 22:02:10 C 06 29 23.288 +09 20 11.07 – V J04
2019-01-09 22:02:45 C 06 29 23.097 +09 20 13.36 – V J04
2019-01-09 23:08:05 C 06 29 00.17 +09 24 03.1 – V J95
2019-01-09 23:11:40 C 06 28 58.93 +09 24 16.2 – V J95
2019-01-09 23:13:46 C 06 28 58.23 +09 24 23.6 – V J95
2019-01-09 23:15:52 C 06 28 57.50 +09 24 31.4 – V J95
2019-01-09 23:23:17 C 06 28 54.55 +09 25 01.7 – V L01
2019-01-09 23:26:18 C 06 28 53.51 +09 25 12.2 – V L01
2019-01-09 23:26:55 C 06 28 53.31 +09 25 15.1 – V L01
2019-01-10 05:18:24 C 06 26 54.10 +09 47 06.8 – u H21
2019-01-10 05:20:39 C 06 26 53.31 +09 47 15.3 – u H21
2019-01-10 19:33:47 C 06 21 53.22 +10 41 57.2 – V K51
2019-01-10 19:37:14 C 06 21 52.04 +10 42 12.0 – V K63
2019-01-10 19:39:24 C 06 21 51.15 +10 42 19.4 – V K51
2019-01-10 19:41:11 C 06 21 50.49 +10 42 26.6 – V K51
2019-01-10 19:42:55 C 06 21 49.92 +10 42 34.5 – V K63
2019-01-10 19:55:39 C 06 21 45.24 +10 43 25.0 – V K63
2019-01-10 20:11:12 C 06 21 39.48 +10 44 25.8 – V 203
2019-01-10 20:24:46 C 06 21 34.45 +10 45 18.4 – V K41
2019-01-10 20:30:11 C 06 21 32.47 +10 45 40.9 – V K41
2019-01-10 20:33:38 C 06 21 31.18 +10 45 54.4 – V 203
2019-01-10 20:34:31 C 06 21 30.85 +10 45 58.4 – V K41
2019-01-10 20:56:05 C 06 21 22.87 +10 47 23.6 – V 203
2019-01-10 21:13:34 C 06 21 16.32 +10 48 32.5 – V K38
2019-01-10 21:26:53 C 06 21 11.41 +10 49 25.4 – V K38
2019-01-10 21:43:35 C 06 21 05.21 +10 50 31.6 – V K38
2019-01-10 21:44:25 C 06 21 05.11 +10 50 37.3 – o A06
2019-01-10 21:45:43 C 06 21 04.61 +10 50 42.3 – o A06
2019-01-10 21:47:01 C 06 21 04.11 +10 50 47.3 – o A06
2019-01-10 21:57:55 C 06 21 00.76 +10 51 37.5 – V G40
2019-01-10 22:18:35 C 06 20 53.02 +10 53 00.0 – V G40
2019-01-10 22:38:28 C 06 20 45.57 +10 54 19.3 – V G40
2019-01-10 22:46:06 C 06 20 42.72 +10 54 49.7 – t 954
2019-01-10 22:49:12 C 06 20 41.56 +10 55 02.1 – t 954