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
2020-01-24 05:34:35 C 04 34 57.50 -03 19 50.3 V 703
2020-01-24 05:42:50 C 04 34 58.57 -03 19 38.0 V 703
2020-01-24 07:03:10 C 04 35 09.739 -03 17 30.77 U F52
2020-01-24 07:21:25 C 04 35 12.100 -03 17 02.55 U F52
2020-01-24 07:39:35 C 04 35 14.450 -03 16 34.58 U F52
2020-01-24 07:57:42 C 04 35 16.794 -03 16 06.67 U F52
2020-01-24 08:14:26 C 04 35 18.94 -03 15 41.3 V T08
2020-01-24 08:19:09 C 04 35 19.55 -03 15 33.6 V T08
2020-01-24 08:27:11 C 04 35 20.63 -03 15 21.0 V T08
2020-01-24 08:41:17 C 04 35 22.42 -03 14 59.3 V T08
2020-01-26 08:33:15 C 04 41 40.12 -02 03 00.1 V T05
2020-01-26 08:37:54 C 04 41 40.64 -02 02 53.4 V T05
2020-01-26 08:45:58 C 04 41 41.69 -02 02 41.8 V T05
2020-01-26 09:01:14 C 04 41 43.63 -02 02 19.3 V T05
2020-01-27 05:49:31 C 04 44 23.85 -01 32 08.8 V 703
2020-01-27 05:57:02 C 04 44 24.83 -01 31 58.3 V 703
2020-01-27 06:04:34 C 04 44 25.73 -01 31 47.6 V 703
2020-01-27 06:14:03 C 04 44 26.93 -01 31 34.0 V 703
2020-01-28 04:33:24 C 04 47 16.65 -00 59 51.3 V G96
2020-01-28 04:40:51 C 04 47 17.55 -00 59 41.3 V G96
2020-01-28 04:48:18 C 04 47 18.46 -00 59 30.6 V G96
2020-01-28 04:55:44 C 04 47 19.44 -00 59 20.7 V G96
2020-01-28 07:23:07 C 04 47 37.93 -00 55 49.9 V T08
2020-01-28 07:27:52 C 04 47 38.52 -00 55 43.4 V T08
2020-01-28 07:35:51 C 04 47 39.49 -00 55 32.5 V T08
2020-01-28 07:50:00 C 04 47 41.19 -00 55 12.5 V T08
2020-01-29 05:45:21 C 04 50 25.330 -00 24 52.43 U F51
2020-01-29 06:19:29 C 04 50 29.401 -00 24 05.77 U F51
2020-01-29 06:36:34 C 04 50 31.437 -00 23 42.44 U F51
2020-01-29 20:30:44 C 04 52 13.77 -00 04 56.0 V 130
2020-01-29 20:34:56 C 04 52 14.24 -00 04 50.5 V 130
2020-01-29 20:39:08 C 04 52 14.76 -00 04 44.8 V 130
2020-01-30 05:39:48 C 04 53 20.51 +00 07 22.6 V 703
2020-01-30 05:47:58 C 04 53 21.46 +00 07 33.9 V 703
2020-01-30 05:56:07 C 04 53 22.38 +00 07 44.1 V 703
2020-01-30 06:04:16 C 04 53 23.43 +00 07 55.3 V 703
2020-01-30 06:04:50 C 04 53 24.11 +00 07 59.0 V T05
2020-01-30 06:29:06 C 04 53 26.95 +00 08 31.1 V T05
2020-01-30 06:33:46 C 04 53 27.50 +00 08 37.8 V T05
2020-01-30 06:50:24 C 04 53 29.46 +00 08 59.9 V T05
2020-02-02 03:45:24 C 05 01 42.09 +01 37 31.9 V 703
2020-02-02 03:52:57 C 05 01 42.91 +01 37 41.3 V 703
2020-02-02 04:00:32 C 05 01 43.75 +01 37 50.4 V 703
2020-02-02 04:08:04 C 05 01 44.68 +01 37 59.2 V 703
2020-02-15 05:32:28 C 05 35 38.77 +07 05 31.6 V G96
2020-02-15 05:40:31 C 05 35 39.57 +07 05 38.5 V G96
2020-02-15 05:48:35 C 05 35 40.37 +07 05 45.6 V G96
2020-02-15 05:56:38 C 05 35 41.17 +07 05 52.7 V G96
2020-02-19 03:12:04 C 05 44 58.19 +08 22 36.7 U I41
2020-02-19 04:43:59 C 05 45 06.96 +08 23 48.0 U I41
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)