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
2023-09-12 14:43:12 v 1 140.17438 +36.06242 – – 270
2023-09-12 14:44:45 V 00 33 20.65 +02 06 26.9 – V 270
2023-09-12 14:44:45 v 1 140.17438 +36.06242 – – 270
2023-09-12 14:54:44 V 00 33 25.58 +02 06 02.0 – V 270
2023-09-12 14:54:44 v 1 134.17897 +34.51208 – – 270
2023-09-12 15:33:28 V 00 33 42.94 +02 04 20.9 – V 270
2023-09-12 15:33:28 v 1 134.17897 +34.51208 – – 270
2023-09-12 15:35:39 V 00 33 43.53 +02 04 13.5 – V 270
2023-09-12 15:35:39 v 1 140.17437 +36.06252 – – 270
2023-09-12 16:39:32 V 00 34 12.13 +02 01 25.3 – V 270
2023-09-12 16:39:32 v 1 140.17437 +36.06252 – – 270
2023-09-12 21:01:16 C 00 36 19.80 +01 49 34.2 – – M32
2023-09-12 21:02:01 C 00 36 20.15 +01 49 32.2 – – M32
2023-09-12 21:02:45 C 00 36 20.48 +01 49 30.0 – – M32
2023-09-12 21:03:30 C 00 36 20.83 +01 49 28.2 – – M32
2023-09-12 21:04:14 C 00 36 21.18 +01 49 26.2 – – M32
2023-09-12 21:04:58 C 00 36 21.52 +01 49 24.3 – – M32
2023-09-12 21:05:43 C 00 36 21.87 +01 49 22.2 – – M32
2023-09-12 21:06:27 C 00 36 22.21 +01 49 20.3 – – M32
2023-09-12 21:07:12 C 00 36 22.55 +01 49 18.4 – – M32
2023-09-12 21:08:26 C 00 36 23.13 +01 49 15.0 – – M32
2023-09-12 21:15:54 C 00 36 26.95 +01 48 53.3 – Y 557
2023-09-12 22:15:51 C 00 36 54.92 +01 46 12.2 – Y 557
2023-09-12 23:03:23 C 00 37 16.922 +01 45 56.70 – V M22
2023-09-12 23:07:17 C 00 37 18.725 +01 45 46.15 – V M22
2023-09-12 23:11:40 C 00 37 20.741 +01 45 34.34 – V M22
2023-09-12 23:15:12 C 00 37 22.61 +01 43 31.4 – Y 557
2023-09-12 23:54:56 C 00 37 40.721 +01 43 36.84 – V M22
2023-09-13 00:15:57 C 00 37 50.98 +01 40 46.4 – Y 557
2023-09-13 00:29:25 C 00 37 56.299 +01 42 05.04 – Z L68
2023-09-13 00:38:50 C 00 38 00.684 +01 41 39.41 – Z L68
2023-09-13 00:47:58 C 00 38 04.932 +01 41 14.60 – Z L68
2023-09-13 01:15:30 C 00 38 18.92 +01 38 03.7 – Y 557
2023-09-13 02:15:27 C 00 38 47.20 +01 35 19.1 – Y 557
2023-09-13 03:16:12 C 00 39 16.10 +01 32 31.6 – Y 557
2023-09-13 10:24:39 V 00 42 56.14 +01 14 26.2 – V 270
2023-09-13 10:24:39 v 1 151.66018 -32.96843 – – 270
2023-09-13 11:06:15 V 00 43 16.82 +01 12 27.8 – V 270
2023-09-13 11:06:15 v 1 151.66018 -32.96843 – – 270
2023-09-13 11:47:32 V 00 43 37.18 +01 10 30.7 – V 270
2023-09-13 11:47:32 v 1 151.66018 -32.96843 – – 270
2023-09-13 12:26:31 V 00 43 56.32 +01 08 39.2 – V 270
2023-09-13 12:26:31 v 1 151.66018 -32.96843 – – 270
2023-09-13 19:53:46 V 00 47 47.37 +00 45 04.8 – V 270
2023-09-13 19:53:46 v 1 005.17227 +43.61015 – – 270
2023-09-13 20:36:44 V 00 48 09.60 +00 43 00.5 – V 270
2023-09-13 20:36:44 v 1 005.17227 +43.61015 – – 270
2023-09-13 21:19:11 V 00 48 31.30 +00 40 54.8 – V 270
2023-09-13 21:19:11 v 1 005.17227 +43.61015 – – 270
2023-09-13 21:58:08 V 00 48 51.25 +00 38 58.5 – 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)