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
2020-01-30 10:14:23 s 1 -180841.69 3 +348260.73 7140.0 – C57
2020-01-30 11:14:23 S 15 57 39.509 +64 28 17.47 – V C57
2020-01-30 11:14:23 s 1 -182265.22 2 +346336.80 2760.0 – C57
2020-01-30 11:44:23 S 15 57 27.156 +64 29 37.79 – V C57
2020-01-30 11:44:23 s 1 -182971.30 8 +345363.68 1180.0 – C57
2020-01-30 13:14:23 S 15 56 50.470 +64 33 31.93 – V C57
2020-01-30 13:14:23 s 1 -185069.76 2 +342401.40 9420.0 – C57
2020-01-30 13:44:23 S 15 56 37.949 +64 34 55.92 – V C57
2020-01-30 13:44:23 s 1 -185760.35 2 +341398.48 5720.0 – C57
2020-01-30 14:44:23 S 15 56 15.127 +64 37 20.75 – V C57
2020-01-30 14:44:23 s 1 -187129.63 3 +339370.17 8920.0 – C57
2020-01-30 15:21:06 C 15 53 13.05 +64 48 07.2 – V T08
2020-01-30 15:25:08 C 15 53 11.34 +64 48 17.2 – V T08
2020-01-30 15:32:30 C 15 53 08.27 +64 48 35.3 – V T08
2020-01-30 15:44:23 S 15 55 51.362 +64 39 51.52 – V C57
2020-01-30 15:44:23 s 1 -188482.82 5 +337311.86 9320.0 – C57
2020-01-30 16:14:23 S 15 55 38.863 +64 41 18.42 – V C57
2020-01-30 16:14:23 s 1 -189153.30 3 +336271.42 9630.0 – C57
2020-01-30 17:14:23 S 15 55 14.309 +64 43 44.62 – V C57
2020-01-30 17:14:23 s 1 -190481.85 2 +334167.94 270.0 – C57
2020-01-30 18:14:23 S 15 54 48.701 +64 46 21.36 – V C57
2020-01-30 18:14:23 s 1 -191793.62 5 +332034.23 7340.0 – C57
2020-01-30 19:14:23 S 15 54 25.925 +64 48 49.57 – V C57
2020-01-30 19:14:23 s 1 -193088.33 9 +329870.22 500.0 – C57
2020-01-30 19:44:23 S 15 54 13.558 +64 50 07.84 – V C57
2020-01-30 19:44:23 s 1 -193729.20 8 +328776.81 6760.0 – C57
2020-01-30 20:14:23 S 15 54 00.096 +64 51 30.67 – V C57
2020-01-30 20:14:23 s 1 -194365.70 4 +327675.80 9420.0 – C57
2020-01-30 21:14:23 S 15 53 34.303 +64 54 01.04 – V C57
2020-01-30 21:14:23 s 1 -195625.42 3 +325450.88 3770.0 – C57
2020-01-30 22:14:23 S 15 53 11.227 +64 56 30.77 – V C57
2020-01-30 22:14:23 s 1 -196867.19 5 +323195.38 3190.0 – C57
2020-01-30 23:44:23 S 15 52 32.263 +65 00 28.30 – V C57
2020-01-30 23:44:23 s 1 -198695.52 7 +319754.54 3580.0 – C57
2020-01-31 00:14:23 S 15 52 19.106 +65 01 43.10 – V C57
2020-01-31 00:14:23 s 1 -199295.65 9 +318592.19 5860.0 – C57
2020-01-31 00:44:23 S 15 52 08.467 +65 02 44.77 – V C57
2020-01-31 00:44:23 s 1 -199891.06 8 +317422.12 4140.0 – C57
2020-01-31 01:14:23 S 15 51 54.979 +65 04 11.21 – V C57
2020-01-31 01:14:23 s 1 -200481.71 3 +316244.31 8380.0 – C57
2020-01-31 02:14:23 S 15 51 32.030 +65 06 30.56 – V C57
2020-01-31 02:14:23 s 1 -201648.54 6 +313865.43 4510.0 – C57
2020-01-31 02:44:23 S 15 51 18.017 +65 07 53.00 – V C57
2020-01-31 02:44:23 s 1 -202224.64 9 +312664.33 6310.0 – C57
2020-01-31 03:14:23 S 15 51 05.162 +65 09 06.80 – V C57
2020-01-31 03:14:23 s 1 -202795.82 1 +311455.43 3870.0 – C57
2020-01-31 03:44:23 S 15 50 52.596 +65 10 21.14 – V C57
2020-01-31 03:44:23 s 1 -203362.01 7 +310238.74 7150.0 – C57
2020-01-31 04:14:23 S 15 50 40.704 +65 11 33.54 – V C57
2020-01-31 04:14:23 s 1 -203923.19 5 +309014.23 6080.0 – C57