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
2020-02-20 03:28:35 C 05 47 20.27 +08 41 13.7 U I41
2020-02-20 04:06:43 C 05 47 23.88 +08 41 42.5 U I41
2020-02-26 09:04:00 S 06 01 34.93 +10 24 35.7 L C51
2020-02-26 15:20:38 S 06 02 10.09 +10 28 32.2 L C51
2020-02-26 18:29:08 S 06 02 27.58 +10 30 29.2 L C51
2020-02-26 21:37:27 S 06 02 45.15 +10 32 27.4 L C51
2020-02-27 00:45:46 S 06 03 02.68 +10 34 22.8 L C51
2020-02-27 03:54:06 S 06 03 20.32 +10 36 20.1 L C51
2020-02-27 03:54:16 S 06 03 20.20 +10 36 18.5 L C51
2020-02-27 07:02:35 S 06 03 37.77 +10 38 13.7 L C51
2020-02-27 08:36:39 S 06 03 46.45 +10 39 09.2 L C51
2020-02-27 08:36:50 S 06 03 46.47 +10 39 10.5 L C51
2020-02-27 10:10:55 S 06 03 55.20 +10 40 09.6 L C51
2020-02-27 13:18:29 S 06 04 12.59 +10 42 02.7 L C51
2020-02-27 13:18:40 S 06 04 12.68 +10 42 03.1 L C51
2020-02-27 16:27:44 S 06 04 30.17 +10 43 57.2 L C51
2020-02-27 18:01:47 S 06 04 38.90 +10 44 53.7 L C51
2020-02-28 06:35:15 S 06 05 48.67 +10 52 24.7 L C51
2023-05-23 10:17:56 C 20 59 30.844 -03 32 39.44 V G96
2023-05-23 10:25:29 C 20 59 31.207 -03 32 36.60 V G96
2023-05-23 10:33:01 C 20 59 31.603 -03 32 34.01 V G96
2023-05-23 10:40:33 C 20 59 32.046 -03 32 30.37 V G96
2023-05-24 13:45:06 C 21 00 56.884 -03 20 57.90 X F51
2023-05-24 13:58:16 C 21 00 57.555 -03 20 52.37 X F51
2023-05-24 14:11:27 C 21 00 58.216 -03 20 46.60 X F51
2023-05-24 14:24:36 C 21 00 58.900 -03 20 40.91 X F51
2023-06-02 10:12:01 C 21 11 46.914 -01 48 24.70 V G96
2023-06-02 10:20:07 C 21 11 47.303 -01 48 20.88 V G96
2023-06-02 10:28:13 C 21 11 47.670 -01 48 17.96 V G96
2023-06-02 10:36:19 C 21 11 48.062 -01 48 13.61 V G96
2023-06-14 13:28:19 C 21 25 50.404 +00 23 58.93 X F52
2023-06-14 13:47:02 C 21 25 51.248 +00 24 07.54 X F52
2023-06-14 14:05:45 C 21 25 52.061 +00 24 16.26 X F52
2023-06-14 14:24:31 C 21 25 52.902 +00 24 24.87 X F52
2023-06-23 12:34:03 C 21 35 34.662 +02 04 10.87 X F51
2023-06-23 12:50:13 C 21 35 35.332 +02 04 18.44 X F51
2023-06-23 13:06:19 C 21 35 35.997 +02 04 26.06 X F51
2023-06-23 13:22:32 C 21 35 36.672 +02 04 33.51 X F51
2023-06-24 08:04:24 C 21 36 26.161 +02 13 16.28 V G96
2023-06-24 08:11:54 C 21 36 26.478 +02 13 20.06 V G96
2023-06-24 08:19:25 C 21 36 26.802 +02 13 23.52 V G96
2023-06-24 08:26:54 C 21 36 27.119 +02 13 27.08 V G96
2023-06-27 13:24:13 C 21 39 46.980 +02 49 28.12 X F52
2023-06-27 13:41:15 C 21 39 47.666 +02 49 36.11 X F52
2023-06-27 13:58:15 C 21 39 48.352 +02 49 44.01 X F52
2023-06-27 14:15:12 C 21 39 49.036 +02 49 51.94 X F52
2023-07-12 01:54:37 C 21 54 10.426 +05 30 13.61 V M22
2023-07-12 01:59:58 C 21 54 10.618 +05 30 17.10 V M22
2023-07-12 02:09:12 C 21 54 10.961 +05 30 20.09 V M22
2023-07-12 02:25:23 C 21 54 11.570 +05 30 27.83 V M22
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)