IAA RAS IAA Minor Planet Database

665151 (2009 AH16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7577755742 ± 5.27e-08
Semi-major axis (a)1.9689290586 AU ± 1.02e-08
Inclination (i)21.97729338° ± 1.41e-05
Long. of Asc. Node (Ω)54.45357942° ± 4.51e-05
Arg. of Perihelion (ω)329.56268619° ± 4.56e-05
Mean Anomaly (M)56.79119970° ± 9.74e-06
Mean Motion (n)0.3567526217°/day ± 2.78e-09
Perihelion dist (q)0.47692271 AU ± 1.04e-07
Aphelion dist (Q)3.46093541 AU ± 1.05e-07
Orbital Period2.76277236 yr ± 2.15e-08
Physical Parameters
H (abs. magnitude)17.83
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual1.399″
Uncertainty0
Orbit TypeApollo
MOID0.273350 AU
Observations Used674
Oppositions11
Arc Total2009-2026
First Observation Used2009-01-15
Last Observation Used2026-03-19
Observations (1182)
Date Type RA Dec Mag Band Observatory
2020-02-17 05:44:22 S 12 16 11.926 +70 40 45.23 – V C57
2020-02-17 05:44:22 s 1 -208304.53 4 +75030.927 9000.0 – C57
2020-02-17 07:14:22 S 12 15 27.038 +70 39 43.27 – V C57
2020-02-17 07:14:22 s 1 -205554.81 8 +67855.059 8560.0 – C57
2020-02-17 10:14:22 S 12 13 55.517 +70 37 35.90 – V C57
2020-02-17 10:14:22 s 1 -199345.42 4 +53278.241 2480.0 – C57
2020-02-17 12:44:22 S 12 12 42.449 +70 35 43.26 – V C57
2020-02-17 12:44:22 s 1 -193381.46 2 +40919.511 5840.0 – C57
2020-02-17 13:44:22 S 12 12 11.796 +70 35 01.79 – V C57
2020-02-17 13:44:22 s 1 -190777.43 0 +35927.780 9300.0 – C57
2020-02-17 18:14:22 S 12 09 57.300 +70 31 24.46 – V C57
2020-02-17 18:14:22 s 1 -177336.96 2 +13194.528 9960.0 – C57
2020-02-17 18:44:22 S 12 09 41.820 +70 31 00.37 – V C57
2020-02-17 18:44:22 s 1 -175654.44 7 +10648.385 8280.0 – C57
2020-02-17 19:14:22 S 12 09 26.242 +70 30 37.62 – V C57
2020-02-17 19:14:22 s 1 -173931.06 3 + 8099.805 330.0 – C57
2020-02-19 06:45:13 C 11 53 59.14 +69 56 39.5 – U I41
2020-02-19 07:55:50 C 11 53 29.30 +69 55 41.9 – U I41
2020-02-19 09:19:27 C 11 52 53.92 +69 54 31.9 – U I41
2020-02-19 09:54:59 C 11 52 38.89 +69 54 01.6 – U I41
2020-02-20 07:03:50 C 11 44 11.44 +69 35 04.2 – U I41
2020-02-20 07:45:33 C 11 43 54.80 +69 34 26.5 – U I41
2020-02-20 09:15:18 C 11 43 19.04 +69 33 03.6 – U I41
2020-02-20 09:54:48 C 11 43 03.32 +69 32 26.5 – U I41
2020-02-21 12:40:38 C 11 33 02.01 +69 06 10.2 – V T05
2020-02-21 12:44:57 C 11 33 00.41 +69 06 05.6 – V T05
2020-02-21 12:51:54 C 11 32 57.75 +69 05 57.6 – V T05
2020-02-21 13:05:52 C 11 32 52.82 +69 05 43.8 – V T05
2020-02-23 11:01:53 C 11 17 20.24 +68 15 54.8 – V T08
2020-02-23 11:06:32 C 11 17 18.75 +68 15 49.4 – V T08
2020-02-23 11:14:20 C 11 17 16.19 +68 15 40.3 – V T08
2020-02-23 11:29:30 C 11 17 11.11 +68 15 23.9 – V T08
2020-02-24 09:35:21 C 11 10 23.96 +67 49 39.0 – V 703
2020-02-24 09:43:10 C 11 10 21.47 +67 49 30.3 – V 703
2020-02-24 09:51:00 C 11 10 19.25 +67 49 19.5 – V 703
2020-02-24 09:58:49 C 11 10 16.74 +67 49 11.0 – V 703
2020-02-27 15:21:06 C 10 49 47.69 +66 12 53.3 – V T08
2020-02-27 15:26:26 C 10 49 46.44 +66 12 45.9 – V T08
2020-02-27 15:33:48 C 10 49 44.88 +66 12 35.3 – V T08
2020-02-27 15:40:32 C 10 49 43.14 +66 12 28.0 – V T08
2020-02-29 06:18:22 C 10 41 14.31 +65 21 59.1 – V 703
2020-02-29 06:26:10 C 10 41 12.75 +65 21 48.3 – V 703
2020-02-29 06:34:00 C 10 41 10.86 +65 21 38.3 – V 703
2020-02-29 06:41:51 C 10 41 09.31 +65 21 27.9 – V 703
2020-03-02 10:01:49 C 10 31 20.09 +64 12 49.2 – V T08
2020-03-02 10:06:30 C 10 31 19.30 +64 12 42.3 – V T08
2020-03-02 10:14:59 C 10 31 17.79 +64 12 31.3 – V T08
2020-03-02 10:32:36 C 10 31 14.49 +64 12 07.8 – V T08
2020-04-11 04:49:53 C 09 48 51.58 +45 22 45.0 – V G96
2020-04-11 04:57:25 C 09 48 51.70 +45 22 37.7 – V G96