2009 ML1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4351438398 ± 2.70e-08
Semi-major axis (a)2.1543695262 AU ± 1.99e-08
Inclination (i)3.24203299° ± 1.97e-06
Long. of Asc. Node (Ω)278.94104034° ± 5.14e-05
Arg. of Perihelion (ω)63.51741401° ± 5.64e-05
Mean Anomaly (M)48.64183397° ± 3.07e-05
Mean Motion (n)0.3116965391°/day ± 4.32e-09
Perihelion dist (q)1.21690890 AU ± 5.92e-08
Aphelion dist (Q)3.09183015 AU ± 6.48e-08
Orbital Period3.16213419 yr ± 4.38e-08
Physical Parameters
H (abs. magnitude)19.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.302″
Uncertainty0
Orbit TypeAmor
MOID0.213620 AU
Observations Used229
Oppositions11
Arc Total2009-2025
First Observation Used2009-06-23
Last Observation Used2025-12-10
Observations (243)
Date Type RA Dec Mag Band Observatory
2009-09-25 07:30:46 C 01 13 29.56 +24 02 12.8 r 703
2009-09-25 07:43:38 C 01 13 29.78 +24 02 13.8 r 703
2009-09-25 07:56:35 C 01 13 30.00 +24 02 13.5 r 703
2009-09-25 08:09:31 C 01 13 30.21 +24 02 14.5 r 703
2009-09-27 05:57:31 C 01 14 34.88 +24 02 01.1 r H45
2009-09-27 06:00:06 C 01 14 34.91 +24 02 00.9 r H45
2009-09-27 06:04:42 C 01 14 34.97 +24 02 00.8 r H45
2009-09-27 06:09:57 C 01 14 35.04 +24 02 00.7 r H45
2009-09-27 06:12:51 C 01 14 35.08 +24 02 00.7 r H45
2009-09-27 06:17:08 C 01 14 35.14 +24 02 00.7 r H45
2009-09-27 09:10:22 C 01 14 37.50 +24 01 53.4 r H45
2009-09-27 09:12:18 C 01 14 37.53 +24 01 53.2 r H45
2009-09-27 09:14:18 C 01 14 37.57 +24 01 53.2 r H45
2009-09-27 09:20:55 C 01 14 37.67 +24 01 52.6 r H45
2009-09-27 09:23:53 C 01 14 37.71 +24 01 52.6 r H45
2009-09-27 09:30:25 C 01 14 37.79 +24 01 52.3 r H45
2009-09-29 02:23:38 C 01 15 27.57 +23 59 27.8 w 160
2009-09-29 02:27:41 C 01 15 27.60 +23 59 27.1 w 160
2009-09-29 02:31:36 C 01 15 27.64 +23 59 26.8 w 160
2009-10-03 23:03:01 C 01 17 18.19 +23 43 16.4 w 160
2009-10-03 23:06:59 C 01 17 18.19 +23 43 14.8 w 160
2009-10-03 23:10:59 C 01 17 18.23 +23 43 14.7 w 160
2009-10-06 22:51:26 C 01 18 05.60 +23 26 56.2 18.3 o 084
2009-10-06 22:56:42 C 01 18 05.62 +23 26 54.7 18.1 o 084
2009-10-07 23:16:41 C 01 18 19.44 +23 20 35.6 w 160
2009-10-07 23:20:23 C 01 18 19.47 +23 20 34.3 w 160
2009-10-07 23:24:17 C 01 18 19.46 +23 20 33.1 w 160
2009-10-09 10:31:47 C 01 18 35.67 +23 10 31.4 r 703
2009-10-09 10:43:09 C 01 18 35.71 +23 10 26.9 r 703
2009-10-09 10:54:23 C 01 18 35.71 +23 10 24.0 r 703
2009-10-09 11:05:39 C 01 18 35.74 +23 10 20.0 r 703
2009-10-11 23:31:09 C 01 19 03.07 +22 51 03.3 r J27
2009-10-11 23:47:33 C 01 19 03.05 +22 50 57.5 r J27
2009-10-12 00:04:19 C 01 19 03.03 +22 50 52.3 r J27
2009-10-14 00:33:03 C 01 19 19.94 +22 33 51.0 w 160
2009-10-15 18:30:08 C 01 19 35.17 +22 18 07.7 r C00
2009-10-15 19:58:42 C 01 19 35.31 +22 17 34.5 r C00
2009-10-16 05:26:25 C 01 19 38.49 +22 14 08.3 18.1 c 704
2009-10-16 05:45:22 C 01 19 38.47 +22 14 00.5 19.0 c 704
2009-10-16 06:04:19 C 01 19 38.47 +22 13 53.8 18.7 c 704
2009-10-16 06:23:17 C 01 19 38.41 +22 13 46.5 18.6 c 704
2009-10-16 06:42:14 C 01 19 38.37 +22 13 39.1 18.8 c 704
2009-10-16 08:33:12 C 01 19 38.31 +22 12 57.4 r 703
2009-10-16 08:47:35 C 01 19 38.31 +22 12 51.3 r 703
2009-10-18 04:15:02 C 01 19 53.69 +21 55 44.8 u H45
2009-10-18 04:16:50 C 01 19 53.69 +21 55 43.8 u H45
2009-10-18 04:19:28 C 01 19 53.69 +21 55 42.5 u H45
2009-10-18 04:21:57 C 01 19 53.68 +21 55 41.1 u H45
2009-10-18 04:24:18 C 01 19 53.67 +21 55 41.0 u H45
2009-10-18 04:27:13 C 01 19 53.66 +21 55 40.0 u H45