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
2015-10-23 04:27:02 C 23 59 07.16 +07 13 50.4 u H21
2015-10-23 04:29:06 C 23 59 07.16 +07 13 54.6 u H21
2015-10-23 04:31:10 C 23 59 07.13 +07 13 58.1 u H21
2015-10-23 04:33:14 C 23 59 07.11 +07 14 02.0 u H21
2015-10-23 04:35:17 C 23 59 07.10 +07 14 06.2 u H21
2015-10-23 04:37:21 C 23 59 07.08 +07 14 09.7 u H21
2015-10-23 04:39:26 C 23 59 07.07 +07 14 14.0 u H21
2015-10-23 04:41:48 C 23 59 07.06 +07 14 18.2 u H21
2015-10-23 21:41:05 C 23 59 06.49 +07 45 45.1 q 160
2015-10-23 21:43:24 C 23 59 06.49 +07 45 49.2 q 160
2015-10-23 21:45:42 C 23 59 06.46 +07 45 53.5 q 160
2015-10-29 05:15:58 C 23 59 48.51 +11 21 41.6 u H21
2015-10-29 05:21:01 C 23 59 48.54 +11 21 49.5 u H21
2015-10-29 05:24:07 C 23 59 48.58 +11 21 54.2 u H21
2015-10-29 05:27:13 C 23 59 48.60 +11 21 59.1 u H21
2015-10-29 05:30:19 C 23 59 48.62 +11 22 03.9 u H21
2015-10-29 05:33:25 C 23 59 48.64 +11 22 09.0 u H21
2015-10-29 05:36:31 C 23 59 48.66 +11 22 13.7 u H21
2015-10-29 05:39:37 C 23 59 48.69 +11 22 18.7 u H21
2015-10-29 05:42:35 C 23 59 48.71 +11 22 23.2 u H21
2015-10-29 20:00:37 C 23 59 59.46 +11 44 24.2 q 160
2015-10-29 20:02:53 C 23 59 59.47 +11 44 27.8 q 160
2015-10-29 20:05:10 C 23 59 59.52 +11 44 31.1 q 160
2015-10-30 05:32:27 C 00 00 05.81 +11 58 54.3 q H45
2015-10-30 05:34:41 C 00 00 05.84 +11 58 57.6 q H45
2015-10-30 05:36:07 C 00 00 05.84 +11 58 59.3 q H45
2015-10-30 05:38:00 C 00 00 05.86 +11 59 02.2 q H45
2015-10-30 05:40:02 C 00 00 05.87 +11 59 05.8 q H45
2015-10-30 05:42:04 C 00 00 05.89 +11 59 09.2 q H45
2015-10-30 20:29:03 C 00 00 18.57 +12 21 09.6 q 160
2015-10-30 20:31:18 C 00 00 18.57 +12 21 13.0 q 160
2015-10-30 20:33:34 C 00 00 18.58 +12 21 16.1 q 160
2015-10-31 20:28:03 C 00 00 40.10 +12 56 03.0 q 160
2015-10-31 20:30:03 C 00 00 40.10 +12 56 05.2 q 160
2015-10-31 20:31:58 C 00 00 40.15 +12 56 08.5 q 160
2015-11-01 19:49:31 C 00 01 03.88 +13 28 57.5 q 160
2015-11-01 19:52:00 C 00 01 03.89 +13 29 00.5 q 160
2015-11-01 19:54:29 C 00 01 03.95 +13 29 03.8 q 160
2015-11-02 20:36:38 C 00 01 31.56 +14 02 45.7 q 160
2015-11-02 20:38:56 C 00 01 31.58 +14 02 48.7 q 160
2015-11-02 20:41:11 C 00 01 31.61 +14 02 51.6 q 160
2015-11-03 06:00:12 C 00 01 42.43 +14 15 20.8 q 703
2015-11-03 06:13:46 C 00 01 42.60 +14 15 38.7 q 703
2015-11-03 06:23:23 C 00 01 42.83 +14 15 50.4 q 703
2015-11-03 06:33:02 C 00 01 42.92 +14 16 04.0 q 703
2015-11-08 03:53:38 C 00 04 38.24 +16 39 49.5 R G45
2015-11-08 03:53:43 C 00 04 38.24 +16 39 49.6 R G45
2015-11-08 04:00:54 C 00 04 38.42 +16 39 57.7 R G45
2015-11-08 04:04:09 C 00 04 38.51 +16 40 01.6 R G45
2015-11-08 04:15:53 C 00 04 38.80 +16 40 14.6 R G45