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
2019-10-20 07:29:30 C 02 24 51.89 +30 09 59.1 U I41
2019-10-20 07:30:10 C 02 24 51.84 +30 09 59.9 U I41
2019-10-21 07:52:28 C 02 23 08.23 +30 38 34.9 V 703
2019-10-21 08:00:37 C 02 23 07.63 +30 38 43.4 V 703
2019-10-21 08:09:22 C 02 23 06.96 +30 38 53.4 V 703
2019-10-21 10:55:17 C 02 22 55.28 +30 42 08.3 V T08
2019-10-21 11:13:34 C 02 22 53.85 +30 42 29.0 V T08
2019-10-21 11:30:56 C 02 22 52.52 +30 42 48.8 V T08
2019-10-22 07:04:54 C 02 21 29.73 +31 04 41.9 V G96
2019-10-22 07:12:21 C 02 21 29.15 +31 04 50.1 V G96
2019-10-22 07:19:46 C 02 21 28.59 +31 04 58.4 V G96
2019-10-22 07:27:11 C 02 21 28.02 +31 05 06.5 V G96
2019-10-22 07:55:49 C 02 21 25.93 +31 05 38.1 U I41
2019-10-22 07:56:28 C 02 21 25.87 +31 05 38.8 U I41
2019-10-22 07:57:38 C 02 21 25.79 +31 05 40.1 U I41
2019-10-22 07:58:17 C 02 21 25.74 +31 05 40.8 U I41
2019-10-22 09:23:49 C 02 21 19.16 +31 07 14.4 U I41
2019-10-22 09:24:28 C 02 21 19.11 +31 07 15.1 U I41
2019-10-22 22:07:19 C 02 20 25.69 +31 20 58.0 V 113
2019-10-22 22:12:44 C 02 20 25.28 +31 21 03.7 V 113
2019-10-22 22:18:09 C 02 20 24.87 +31 21 09.7 V 113
2019-10-23 00:33:40 C 02 20 14.63 +31 23 37.5 q 160
2019-10-23 00:36:36 C 02 20 14.42 +31 23 40.7 q 160
2019-10-23 00:39:38 C 02 20 14.18 +31 23 43.8 q 160
2019-10-23 10:18:47 C 02 19 33.46 +31 34 06.7 V T05
2019-10-23 10:40:43 C 02 19 31.76 +31 34 29.5 V T05
2019-10-23 10:51:56 C 02 19 30.88 +31 34 41.3 V T05
2019-10-23 11:07:36 C 02 19 29.64 +31 34 57.5 V T05
2019-10-23 17:12:57 C 02 19 04.95 +31 41 15.0 q C97
2019-10-23 17:15:08 C 02 19 04.77 +31 41 17.4 q C97
2019-10-23 17:17:19 C 02 19 04.63 +31 41 19.7 q C97
2019-10-23 17:19:31 C 02 19 04.48 +31 41 21.9 q C97
2019-10-24 06:08:41 C 02 18 09.26 +31 54 29.1 V 703
2019-10-24 06:16:19 C 02 18 08.69 +31 54 37.2 V 703
2019-10-24 06:23:56 C 02 18 08.11 +31 54 44.7 V 703
2019-10-24 06:31:34 C 02 18 07.52 +31 54 52.7 V 703
2019-10-24 16:35:01 C 02 17 25.55 +32 04 56.9 q C97
2019-10-24 16:37:12 C 02 17 25.40 +32 04 59.1 q C97
2019-10-24 16:39:23 C 02 17 25.24 +32 05 01.1 q C97
2019-10-24 16:41:34 C 02 17 25.05 +32 05 03.6 q C97
2019-10-25 07:01:41 C 02 16 23.25 +32 19 05.5 U I41
2019-10-25 07:07:11 C 02 16 22.83 +32 19 10.8 U I41
2019-10-25 09:06:20 C 02 16 13.74 +32 21 04.9 U I41
2019-10-25 09:07:38 C 02 16 13.64 +32 21 06.3 U I41
2019-10-25 10:45:55 C 02 16 07.00 +32 22 45.8 V T08
2019-10-25 10:51:16 C 02 16 06.58 +32 22 51.1 V T08
2019-10-25 11:02:08 C 02 16 05.75 +32 23 01.2 V T08
2019-10-25 11:20:54 C 02 16 04.30 +32 23 19.0 V T08
2019-10-25 22:54:25 C 02 15 15.82 +32 34 05.7 106
2019-10-25 23:12:39 C 02 15 14.45 +32 34 22.6 106