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
2023-09-27 09:49:22 C 04 15 48.683 +27 57 45.79 V 703
2023-10-16 08:43:07 C 04 15 36.965 +37 50 17.77 V 703
2023-10-16 08:50:14 C 04 15 36.695 +37 50 24.72 V 703
2023-10-16 08:57:21 C 04 15 36.418 +37 50 33.65 V 703
2023-10-16 09:04:29 C 04 15 36.241 +37 50 41.78 V 703
2023-10-17 12:10:23 C 04 14 44.863 +38 21 57.28 V T05
2023-10-17 12:13:00 C 04 14 44.746 +38 22 00.26 V T05
2023-10-17 12:48:43 C 04 14 43.366 +38 22 39.94 V T05
2023-10-17 12:57:08 C 04 14 43.008 +38 22 50.74 V T05
2023-10-18 12:01:56 C 04 13 54.850 +38 48 51.55 V T05
2023-10-18 12:38:36 C 04 13 53.306 +38 49 32.20 V T05
2023-10-18 12:45:14 C 04 13 53.062 +38 49 39.79 V T05
2023-10-18 12:58:01 C 04 13 52.550 +38 49 54.30 V T05
2023-10-21 06:36:46 C 04 11 12.599 +40 00 55.87 V G96
2023-10-21 06:44:19 C 04 11 12.228 +40 01 04.01 V G96
2023-10-21 06:51:51 C 04 11 11.864 +40 01 12.07 V G96
2023-10-21 06:59:24 C 04 11 11.490 +40 01 20.06 V G96
2023-10-21 10:36:59 C 04 11 01.567 +40 05 12.08 V T05
2023-10-21 10:39:35 C 04 11 01.385 +40 05 14.10 V T05
2023-10-21 11:10:09 C 04 10 59.870 +40 05 46.97 V T05
2023-10-21 11:22:20 C 04 10 59.290 +40 05 59.82 V T05
2023-11-02 12:32:56 C 03 53 15.492 +44 16 46.34 V T05
2023-11-02 12:37:40 C 03 53 15.106 +44 16 49.87 V T05
2023-11-02 12:57:22 C 03 53 13.553 +44 17 02.22 V T05
2023-11-02 13:15:36 C 03 53 12.118 +44 17 14.32 V T05
2023-11-06 06:01:07 C 03 46 23.909 +45 10 50.20 V V11
2023-11-06 06:22:56 C 03 46 22.078 +45 11 01.50 V V11
2023-11-06 06:43:02 C 03 46 20.460 +45 11 13.42 V V11
2023-11-13 06:12:28 C 03 32 49.970 +46 20 15.22 V G96
2023-11-13 06:19:58 C 03 32 49.340 +46 20 17.45 V G96
2023-11-13 06:27:29 C 03 32 48.689 +46 20 19.82 V G96
2023-11-13 06:35:04 C 03 32 48.037 +46 20 22.02 V G96
2023-12-11 05:49:00 C 02 55 26.674 +45 38 58.63 V V00
2023-12-11 05:56:33 C 02 55 26.504 +45 38 56.47 V V00
2023-12-11 06:04:07 C 02 55 26.299 +45 38 54.42 V V00
2023-12-11 06:11:38 C 02 55 26.119 +45 38 52.22 V V00
2023-12-31 05:21:38 C 02 56 48.026 +43 21 14.44 V G96
2023-12-31 05:29:00 C 02 56 48.188 +43 21 12.31 V G96
2023-12-31 05:36:21 C 02 56 48.354 +43 21 10.15 V G96
2023-12-31 05:43:43 C 02 56 48.509 +43 21 07.88 V G96
2023-12-31 05:54:05 C 02 56 48.739 +43 21 05.04 V G96
2023-12-31 06:01:39 C 02 56 48.890 +43 21 02.92 V G96
2023-12-31 06:09:13 C 02 56 49.085 +43 21 00.68 V G96
2023-12-31 06:16:47 C 02 56 49.222 +43 20 58.60 V G96