458732 (2011 MD5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6024873041 ± 3.48e-09
Semi-major axis (a)2.4853802860 AU ± 2.20e-09
Inclination (i)10.54945834° ± 9.45e-07
Long. of Asc. Node (Ω)170.31558211° ± 1.43e-06
Arg. of Perihelion (ω)224.91505542° ± 2.32e-06
Mean Anomaly (M)191.95003688° ± 4.62e-07
Mean Motion (n)0.2515492358°/day ± 3.34e-10
Perihelion dist (q)0.98797022 AU ± 8.70e-09
Aphelion dist (Q)3.98279035 AU ± 9.35e-09
Orbital Period3.91822412 yr ± 5.20e-09
Physical Parameters
H (abs. magnitude)17.81
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.236″
Uncertainty0
Orbit TypeApollo
MOID0.060254 AU
Observations Used1339
Radar Obs Used1
Oppositions9
Arc Total2011-2024
First Observation Used2011-06-30
Last Observation Used2024-04-10
Observations (1733)
Date Type RA Dec Mag Band Observatory
2016-01-14 00:37:07 C 01 22 50.77 -11 00 02.5 u H21
2016-01-14 00:40:14 C 01 22 51.47 -10 59 58.8 u H21
2016-01-14 00:43:20 C 01 22 52.15 -10 59 54.8 u H21
2016-01-14 00:46:27 C 01 22 52.84 -10 59 50.8 u H21
2016-01-14 00:49:32 C 01 22 53.52 -10 59 46.8 u H21
2016-01-14 00:51:17 C 01 22 53.90 -10 59 44.5 u H21
2016-01-14 01:12:49 C 01 22 58.41 -10 59 01.2 u 807
2016-01-14 01:16:22 C 01 22 59.22 -10 58 56.2 u 807
2016-01-14 01:20:41 C 01 23 00.18 -10 58 50.9 u 807
2016-01-14 01:24:42 C 01 23 01.06 -10 58 46.0 u 807
2016-01-14 01:28:12 C 01 23 01.84 -10 58 41.5 u 807
2016-01-23 00:49:41 C 02 09 47.07 -06 14 45.7 u 807
2016-01-23 00:53:28 C 02 09 47.86 -06 14 41.1 u 807
2016-01-23 00:57:29 C 02 09 48.69 -06 14 35.8 u 807
2016-01-23 01:01:31 C 02 09 49.53 -06 14 30.4 u 807
2016-01-23 01:05:02 C 02 09 50.25 -06 14 25.7 u 807
2016-01-25 00:46:07 C 02 19 45.57 -05 11 18.6 u 807
2016-01-25 00:49:44 C 02 19 46.36 -05 11 13.8 u 807
2016-01-25 00:52:59 C 02 19 47.01 -05 11 09.5 u 807
2016-01-25 00:56:33 C 02 19 47.70 -05 11 04.7 u 807
2016-01-31 00:40:56 C 02 48 38.63 -02 04 51.3 u 807
2016-01-31 00:45:08 C 02 48 39.43 -02 04 46.0 u 807
2016-01-31 00:49:33 C 02 48 40.28 -02 04 40.6 u 807
2016-01-31 00:53:32 C 02 48 41.04 -02 04 35.6 u 807
2016-01-31 00:57:58 C 02 48 41.90 -02 04 30.1 u 807
2016-02-02 06:36:09 C 02 59 02.571 -00 57 36.67 L F51
2016-02-02 06:52:30 C 02 59 05.654 -00 57 16.51 L F51
2016-02-02 07:08:53 C 02 59 08.728 -00 56 56.17 L F51
2016-02-02 07:25:26 C 02 59 11.846 -00 56 35.76 L F51
2016-02-07 00:51:01 C 03 20 19.04 +01 19 22.4 u 807
2016-02-07 00:54:16 C 03 20 19.63 +01 19 26.3 u 807
2016-02-07 00:58:11 C 03 20 20.34 +01 19 30.8 u 807
2016-02-07 01:01:25 C 03 20 20.91 +01 19 34.6 u 807
2016-02-07 01:04:49 C 03 20 21.52 +01 19 38.7 u 807
2016-02-07 02:33:38 C 03 20 37.82 +01 21 10.6 q 703
2016-02-07 02:40:51 C 03 20 39.05 +01 21 17.9 q 703
2016-02-07 02:48:06 C 03 20 40.43 +01 21 25.2 q 703
2016-02-07 02:55:20 C 03 20 41.71 +01 21 34.3 q 703
2016-02-09 00:28:59 C 03 28 53.17 +02 13 40.7 u 807
2016-02-09 00:32:23 C 03 28 53.75 +02 13 44.6 u 807
2016-02-09 00:35:47 C 03 28 54.35 +02 13 48.3 u 807
2016-02-19 00:22:00 C 04 09 26.69 +06 19 08.3 u 807
2016-02-19 00:25:23 C 04 09 27.24 +06 19 11.0 u 807
2016-02-19 00:28:56 C 04 09 27.81 +06 19 14.1 u 807
2016-02-19 00:32:09 C 04 09 28.32 +06 19 17.2 u 807
2016-02-19 00:35:43 C 04 09 28.88 +06 19 20.4 u 807
2016-03-11 03:51:13 C 05 22 53.90 +12 21 15.7 q G96
2016-03-11 03:57:08 C 05 22 54.61 +12 21 19.0 q G96
2016-03-11 04:08:55 C 05 22 56.15 +12 21 24.5 q G96
2019-06-03 12:25:49 C 20 09 40.854 -04 01 14.40 U F51
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2023-09-28 11:30:00 87104586.38 4 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)