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
2019-09-22 10:57:40 C 02 55 27.23 +11 26 07.5 V G96
2019-09-22 11:03:59 C 02 55 27.14 +11 26 19.7 V G96
2019-09-22 11:14:09 C 02 55 26.99 +11 26 39.5 V G96
2019-09-23 07:15:52 C 02 55 15.61 +12 05 33.6 U I41
2019-09-23 09:13:18 C 02 55 13.64 +12 09 22.9 U I41
2019-09-23 09:13:57 C 02 55 13.63 +12 09 24.2 U I41
2019-09-23 09:14:36 C 02 55 13.62 +12 09 25.4 U I41
2019-09-23 09:31:52 C 02 55 13.32 +12 09 59.0 U I41
2019-09-24 10:21:58 C 02 54 52.60 +12 58 10.4 U I41
2019-09-24 10:22:37 C 02 54 52.59 +12 58 11.5 U I41
2019-09-24 11:28:32 C 02 54 51.20 +13 00 19.2 U I41
2019-09-24 11:29:11 C 02 54 51.18 +13 00 20.4 U I41
2019-09-25 02:07:16 C 02 54 37.08 +13 28 36.3 V L01
2019-09-25 02:19:37 C 02 54 36.81 +13 29 00.3 V L01
2019-09-25 13:52:49 C 02 54 24.237 +13 51 28.95 U F51
2019-09-25 14:09:23 C 02 54 23.823 +13 52 00.82 U F51
2019-09-25 14:42:31 C 02 54 22.993 +13 53 04.58 U F51
2019-09-27 00:25:08 C 02 53 41.81 +14 57 50.4 q 160
2019-09-27 00:27:49 C 02 53 41.74 +14 57 55.7 q 160
2019-09-27 00:30:30 C 02 53 41.61 +14 57 59.8 q 160
2019-09-27 14:08:23 C 02 53 21.26 +15 24 17.2 V T08
2019-09-27 14:16:02 C 02 53 21.01 +15 24 31.8 V T08
2019-09-27 14:21:47 C 02 53 20.84 +15 24 42.6 V T08
2019-09-27 14:49:14 C 02 53 20.00 +15 25 34.9 V T08
2019-09-27 15:27:41 C 02 53 18.81 +15 26 47.8 V T08
2019-09-27 20:42:25 C 02 53 13.09 +15 36 40.3 q K73
2019-09-27 20:50:34 C 02 53 12.84 +15 36 54.8 q K73
2019-09-29 10:15:43 C 02 52 09.04 +16 48 08.4 V 703
2019-09-29 10:23:13 C 02 52 08.78 +16 48 22.2 V 703
2019-09-29 10:30:42 C 02 52 08.50 +16 48 36.4 V 703
2019-09-29 10:38:10 C 02 52 08.22 +16 48 50.3 V 703
2019-09-29 12:47:13 C 02 52 04.65 +16 52 59.2 V T05
2019-09-29 13:03:15 C 02 52 04.05 +16 53 29.4 V T05
2019-09-29 13:22:36 C 02 52 03.34 +16 54 05.7 V T05
2019-10-01 15:12:39 C 02 50 22.61 +18 27 19.9 V T08
2019-10-01 15:17:38 C 02 50 22.40 +18 27 29.3 V T08
2019-10-01 15:25:25 C 02 50 22.22 +18 27 39.0 V T08
2019-10-01 15:31:14 C 02 50 21.81 +18 27 52.7 V T08
2019-10-02 10:05:33 C 02 49 41.10 +19 02 06.9 U I41
2019-10-02 10:06:12 C 02 49 41.07 +19 02 08.1 U I41
2019-10-02 10:08:12 C 02 49 40.99 +19 02 11.7 U I41
2019-10-02 10:08:51 C 02 49 40.96 +19 02 12.9 U I41
2019-10-02 11:46:12 C 02 49 36.51 +19 05 10.4 V 703
2019-10-02 11:53:26 C 02 49 36.18 +19 05 23.5 V 703
2019-10-02 12:00:39 C 02 49 35.86 +19 05 36.8 V 703
2019-10-02 12:07:53 C 02 49 35.58 +19 05 49.9 V 703
2019-10-03 03:06:04 C 02 49 00.33 +19 33 09.3 q 160
2019-10-03 03:09:00 C 02 49 00.22 +19 33 14.7 q 160
2019-10-03 03:11:59 C 02 49 00.09 +19 33 20.0 q 160
2019-10-03 08:27:36 C 02 48 48.25 +19 42 58.9 U I41