442243 (2011 MD11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4962774724 ± 2.27e-08
Semi-major axis (a)2.5009588426 AU ± 4.08e-09
Inclination (i)16.16044842° ± 2.97e-06
Long. of Asc. Node (Ω)15.87745591° ± 3.75e-06
Arg. of Perihelion (ω)333.18863451° ± 9.98e-06
Mean Anomaly (M)207.04388565° ± 4.19e-06
Mean Motion (n)0.2492025368°/day ± 6.09e-10
Perihelion dist (q)1.25978931 AU ± 5.69e-08
Aphelion dist (Q)3.74212838 AU ± 5.72e-08
Orbital Period3.95512139 yr ± 9.67e-09
Physical Parameters
H (abs. magnitude)18.09
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.316″
Uncertainty0
Orbit TypeAmor
MOID0.276060 AU
Observations Used1085
Oppositions9
Arc Total2011-2023
First Observation Used2011-06-26
Last Observation Used2023-12-31
Observations (1294)
Date Type RA Dec Mag Band Observatory
2019-11-16 04:38:26 C 01 47 42.06 +37 00 16.4 u H21
2019-11-16 04:40:30 C 01 47 42.00 +37 00 16.7 u H21
2019-11-16 04:42:34 C 01 47 41.91 +37 00 17.4 u H21
2019-11-16 04:45:28 C 01 47 41.84 +37 00 18.0 u H21
2019-11-16 05:51:38 C 01 47 40.00 +37 00 32.8 U I41
2019-11-16 06:05:43 C 01 47 39.49 +37 00 35.7 U I41
2019-11-16 06:42:08 C 01 47 38.22 +37 00 42.7 U I41
2019-11-16 06:45:26 C 01 47 38.10 +37 00 43.4 U I41
2019-11-17 05:24:30 C 01 46 58.56 +37 05 02.2 V 703
2019-11-17 05:34:33 C 01 46 58.19 +37 05 04.3 V 703
2019-11-17 05:45:24 C 01 46 57.85 +37 05 05.6 V 703
2019-11-17 05:56:07 C 01 46 57.49 +37 05 05.7 V 703
2019-11-17 08:31:15 C 01 46 53.34 +37 05 38.9 V T05
2019-11-17 08:35:19 C 01 46 53.21 +37 05 39.6 V T05
2019-11-17 08:44:37 C 01 46 52.89 +37 05 41.2 V T05
2019-11-17 09:02:46 C 01 46 52.29 +37 05 44.2 V T05
2019-11-18 19:47:56 C 01 45 59.23 +37 11 20.6 q Z36
2019-11-18 19:59:42 C 01 45 58.87 +37 11 23.0 q Z36
2019-11-18 20:00:17 C 01 45 58.83 +37 11 22.2 q Z40
2019-11-18 20:12:32 C 01 45 58.53 +37 11 24.8 q Z36
2019-11-18 20:25:21 C 01 45 58.12 +37 11 27.0 q Z36
2019-11-18 20:38:11 C 01 45 57.80 +37 11 28.8 q Z36
2019-11-18 20:51:00 C 01 45 57.46 +37 11 31.3 q Z36
2019-11-18 20:53:38 C 01 45 57.38 +37 11 31.7 q Z57
2019-11-18 20:59:54 C 01 45 57.19 +37 11 32.5 q Z57
2019-11-18 21:01:29 C 01 45 57.15 +37 11 33.1 q Z40
2019-11-18 21:03:50 C 01 45 57.09 +37 11 33.0 q Z36
2019-11-18 21:06:10 C 01 45 56.98 +37 11 33.5 q Z57
2019-11-18 21:16:40 C 01 45 56.72 +37 11 35.2 q Z36
2019-11-18 21:28:26 C 01 45 56.41 +37 11 37.0 q Z36
2019-11-18 21:43:24 C 01 45 56.00 +37 11 39.4 q Z36
2019-11-19 04:47:26 C 01 45 46.13 +37 12 42.0 U I41
2019-11-19 05:43:49 C 01 45 44.58 +37 12 50.3 U I41
2019-11-24 03:39:54 C 01 43 46.60 +37 25 05.4 U I41
2019-11-24 05:19:14 C 01 43 45.16 +37 25 13.0 U I41
2019-11-25 03:35:06 C 01 43 33.24 +37 26 36.1 U I41
2019-11-25 04:28:42 C 01 43 32.61 +37 26 39.7 U I41
2019-11-25 04:40:54 C 01 43 32.46 +37 26 40.6 U I41
2019-11-26 04:35:56 C 01 43 22.84 +37 27 53.8 U I41
2019-11-27 04:16:19 C 01 43 16.71 +37 28 52.0 U I41
2019-11-27 05:43:22 C 01 43 16.10 +37 28 55.4 U I41
2019-11-27 08:24:17 C 01 43 15.60 +37 29 04.3 V T08
2019-11-27 08:28:56 C 01 43 15.56 +37 29 04.2 V T08
2019-11-27 08:39:32 C 01 43 15.48 +37 29 04.5 V T08
2019-11-27 08:56:08 C 01 43 15.37 +37 29 04.7 V T08
2020-01-03 03:23:26 C 02 11 25.54 +37 09 52.9 V G96
2020-01-03 03:31:33 C 02 11 26.04 +37 09 53.0 V G96
2020-01-03 03:39:40 C 02 11 26.46 +37 09 52.2 V G96
2020-01-03 03:47:47 C 02 11 26.92 +37 09 52.2 V G96
2020-01-20 03:10:01 C 02 37 41.56 +37 10 28.8 V G96