IAA RAS IAA Minor Planet Database

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
2023-09-11 15:55:17 V 00 23 07.16 +03 03 08.3 – V 270
2023-09-11 15:55:17 v 1 134.17873 +34.51201 – – 270
2023-09-11 16:27:03 V 00 23 20.04 +03 01 53.2 – V 270
2023-09-11 16:27:03 v 1 134.17873 +34.51201 – – 270
2023-09-11 20:33:49 C 00 25 09.74 +02 51 48.6 – – M32
2023-09-11 20:35:07 C 00 25 10.29 +02 51 45.5 – – M32
2023-09-11 20:36:27 C 00 25 10.87 +02 51 42.1 – – M32
2023-09-11 20:37:46 C 00 25 11.42 +02 51 39.1 – – M32
2023-09-11 20:38:02 C 00 25 11.53 +02 51 38.4 – – M32
2023-09-11 20:39:06 C 00 25 11.98 +02 51 35.8 – – M32
2023-09-11 20:39:21 C 00 25 12.09 +02 51 35.3 – – M32
2023-09-11 20:40:09 C 00 25 12.42 +02 51 33.4 – – M32
2023-09-11 20:40:45 C 00 25 12.97 +02 51 30.1 – Y 557
2023-09-11 21:00:11 C 00 25 21.24 +02 50 43.6 – Y 557
2023-09-11 21:01:23 C 00 25 21.20 +02 50 40.6 – X L18
2023-09-11 21:03:05 C 00 25 21.91 +02 50 38.0 – X L18
2023-09-11 21:04:47 C 00 25 22.61 +02 50 33.6 – X L18
2023-09-11 21:05:08 C 00 25 23.30 +02 50 33.8 – Z G23
2023-09-11 21:15:23 C 00 25 27.59 +02 50 09.5 – Z G23
2023-09-11 21:25:38 C 00 25 31.96 +02 49 44.6 – Z G23
2023-09-11 22:05:12 C 00 25 47.99 +02 48 06.5 – X L99
2023-09-11 22:06:32 C 00 25 48.51 +02 48 03.4 – X L99
2023-09-11 22:07:52 C 00 25 49.11 +02 48 00.0 – X L99
2023-09-11 22:09:12 C 00 25 49.66 +02 47 56.2 – X L99
2023-09-11 22:10:32 C 00 25 50.23 +02 47 53.6 – X L99
2023-09-11 22:11:40 C 00 25 51.61 +02 47 51.3 – Y 557
2023-09-11 22:40:48 C 00 26 03.98 +02 46 40.7 – Y 557
2023-09-11 23:40:31 C 00 26 29.38 +02 44 15.3 – Y 557
2023-09-12 00:26:24 C 00 26 48.92 +02 42 23.1 – Y 557
2023-09-12 13:12:03 V 00 32 39.13 +02 10 26.5 – V 270
2023-09-12 13:12:03 v 1 139.30960 +36.17822 – – 270
2023-09-12 13:26:45 V 00 32 45.71 +02 09 48.5 – V 270
2023-09-12 13:26:45 v 1 139.30960 +36.17822 – – 270
2023-09-12 13:29:35 V 00 32 47.43 +02 09 43.1 – V 270
2023-09-12 13:29:35 v 1 134.17897 +34.51208 – – 270
2023-09-12 13:30:34 V 00 32 47.39 +02 09 39.7 – V 270
2023-09-12 13:30:34 v 1 140.17437 +36.06252 – – 270
2023-09-12 13:39:07 V 00 32 51.27 +02 09 16.7 – V 270
2023-09-12 13:39:07 v 1 139.30960 +36.17822 – – 270
2023-09-12 13:51:10 V 00 32 56.69 +02 08 46.0 – V 270
2023-09-12 13:51:10 v 1 139.30960 +36.17822 – – 270
2023-09-12 14:13:08 V 00 33 06.98 +02 07 50.3 – V 270
2023-09-12 14:13:08 v 1 134.17897 +34.51208 – – 270
2023-09-12 14:33:08 V 00 33 15.43 +02 06 56.5 – V 270
2023-09-12 14:33:08 v 1 140.17437 +36.06252 – – 270
2023-09-12 14:40:31 V 00 33 18.73 +02 06 37.6 – V 270
2023-09-12 14:40:31 v 1 140.17438 +36.06242 – – 270
2023-09-12 14:41:46 V 00 33 19.26 +02 06 34.4 – V 270
2023-09-12 14:41:46 v 1 140.17438 +36.06242 – – 270
2023-09-12 14:43:12 V 00 33 19.86 +02 06 33.2 – V 270
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)