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
2019-10-25 23:23:55 C 02 15 13.64 +32 34 34.4 q 160
2019-10-25 23:26:20 C 02 15 13.49 +32 34 36.7 q 160
2019-10-25 23:28:46 C 02 15 13.29 +32 34 38.5 q 160
2019-10-25 23:30:51 C 02 15 13.08 +32 34 39.7 106
2019-10-25 23:49:04 C 02 15 11.72 +32 34 56.6 106
2019-10-26 19:16:39 C 02 13 51.02 +32 52 41.1 V K83
2019-10-26 19:23:25 C 02 13 50.54 +32 52 47.4 V K83
2019-10-26 19:30:11 C 02 13 50.04 +32 52 53.7 V K83
2019-10-26 23:32:14 C 02 13 32.09 +32 56 32.7 q 160
2019-10-26 23:35:17 C 02 13 31.88 +32 56 35.3 q 160
2019-10-26 23:38:21 C 02 13 31.64 +32 56 38.2 q 160
2019-10-27 05:30:53 C 02 13 07.89 +33 01 51.3 U I41
2019-10-27 05:58:54 C 02 13 05.70 +33 02 16.9 V 703
2019-10-27 06:06:31 C 02 13 05.16 +33 02 23.2 V 703
2019-10-27 06:14:08 C 02 13 04.59 +33 02 30.7 V 703
2019-10-27 06:21:45 C 02 13 03.99 +33 02 37.5 V 703
2019-10-27 07:16:22 C 02 12 59.99 +33 03 25.0 U I41
2019-10-27 08:26:16 C 02 12 55.71 +33 04 28.9 V T05
2019-10-27 08:32:19 C 02 12 55.25 +33 04 34.3 V T05
2019-10-27 08:44:13 C 02 12 54.36 +33 04 45.1 V T05
2019-10-27 09:02:05 C 02 12 53.02 +33 05 00.9 V T05
2019-10-30 05:25:12 C 02 08 13.59 +34 00 07.1 V 703
2019-10-30 05:32:52 C 02 08 13.01 +34 00 12.8 V 703
2019-10-30 05:40:31 C 02 08 12.47 +34 00 18.6 V 703
2019-10-30 05:48:12 C 02 08 11.91 +34 00 24.4 V 703
2019-10-31 10:18:46 C 02 06 18.96 +34 20 59.1 V T05
2019-10-31 10:23:42 C 02 06 18.59 +34 21 02.6 V T05
2019-10-31 10:33:49 C 02 06 17.86 +34 21 09.7 V T05
2019-11-01 06:33:21 C 02 05 01.20 +34 34 37.7 U I41
2019-11-01 06:42:42 C 02 05 00.55 +34 34 44.0 U I41
2019-11-01 08:37:08 C 02 04 52.65 +34 35 58.6 U I41
2019-11-01 08:43:16 C 02 04 52.22 +34 36 02.6 U I41
2019-11-01 10:29:21 C 02 04 45.78 +34 37 16.9 V T05
2019-11-01 10:33:59 C 02 04 45.43 +34 37 19.6 V T05
2019-11-01 10:41:54 C 02 04 44.90 +34 37 24.8 V T05
2019-11-01 10:59:06 C 02 04 43.71 +34 37 35.8 V T05
2019-11-02 05:19:22 C 02 03 35.54 +34 49 13.7 V 703
2019-11-02 05:26:58 C 02 03 35.04 +34 49 18.4 V 703
2019-11-02 05:34:35 C 02 03 34.50 +34 49 23.0 V 703
2019-11-02 05:42:10 C 02 03 33.98 +34 49 28.1 V 703
2019-11-02 06:23:43 C 02 03 31.32 +34 49 53.6 U I41
2019-11-02 06:40:24 C 02 03 30.20 +34 50 04.1 U I41
2019-11-02 08:31:30 C 02 03 22.72 +34 51 12.1 U I41
2019-11-02 08:51:36 C 02 03 21.36 +34 51 24.2 U I41
2019-11-02 11:06:24 C 02 03 13.121 +34 52 51.38 U F51
2019-11-02 11:22:47 C 02 03 12.016 +34 53 01.15 U F51
2019-11-02 11:26:19 C 02 03 11.75 +34 53 03.7 V T08
2019-11-02 11:31:10 C 02 03 11.43 +34 53 06.3 V T08
2019-11-02 11:39:09 C 02 03 10.917 +34 53 10.85 U F51
2019-11-02 11:46:15 C 02 03 10.42 +34 53 15.3 V T08