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
2023-09-18 11:56:33 v 1 151.94284 -27.45583 – – 270
2023-09-18 13:01:25 V 01 59 53.67 -06 02 26.9 – V 270
2023-09-18 13:01:25 v 1 151.94284 -27.45583 – – 270
2023-09-18 13:34:22 V 02 00 17.75 -06 04 44.3 – V 270
2023-09-18 13:34:22 v 1 151.94284 -27.45583 – – 270
2023-09-18 14:02:49 V 02 00 38.58 -06 06 43.9 – V 270
2023-09-18 14:02:49 v 1 151.94284 -27.45583 – – 270
2023-09-18 16:44:07 C 02 02 37.82 -06 19 55.0 – q Q21
2023-09-18 16:48:10 C 02 02 40.82 -06 20 12.0 – q Q21
2023-09-18 16:53:13 C 02 02 44.53 -06 20 33.1 – q Q21
2023-09-18 16:58:16 C 02 02 48.24 -06 20 54.4 – q Q21
2023-09-18 17:03:19 C 02 02 51.94 -06 21 15.5 – q Q21
2023-09-18 21:04:47 V 02 06 01.40 -06 38 09.1 – V 270
2023-09-18 21:04:47 v 1 005.17226 +43.61015 – – 270
2023-09-18 21:20:23 V 02 06 13.21 -06 39 14.3 – V 270
2023-09-18 21:20:23 v 1 005.17226 +43.61015 – – 270
2023-09-18 21:33:19 V 02 06 22.98 -06 40 11.7 – V 270
2023-09-18 21:33:19 v 1 005.17226 +43.61015 – – 270
2023-09-18 21:44:15 V 02 06 31.18 -06 40 58.5 – V 270
2023-09-18 21:44:15 v 1 005.17226 +43.61015 – – 270
2023-09-18 21:59:20 C 02 06 42.590 -06 39 51.84 – V M22
2023-09-18 22:04:05 C 02 06 46.152 -06 40 11.96 – V M22
2023-09-18 22:05:20 C 02 06 46.09 -06 42 36.3 – – M32
2023-09-18 22:06:23 C 02 06 46.87 -06 42 40.7 – – M32
2023-09-18 22:07:25 C 02 06 47.64 -06 42 45.1 – – M32
2023-09-18 22:08:27 C 02 06 48.42 -06 42 49.5 – – M32
2023-09-18 22:09:29 C 02 06 49.20 -06 42 53.9 – – M32
2023-09-18 22:12:03 C 02 06 52.106 -06 40 45.77 – V M22
2023-09-18 22:50:36 C 02 07 20.947 -06 43 29.24 – V M22
2023-09-18 23:25:41 C 02 07 45.757 -06 48 15.62 – V 089
2023-09-18 23:28:33 C 02 07 47.913 -06 48 27.59 – V 089
2023-09-18 23:31:25 C 02 07 50.064 -06 48 39.48 – V 089
2023-09-18 23:34:17 C 02 07 52.214 -06 48 51.98 – V 089
2023-09-18 23:37:09 C 02 07 54.362 -06 49 03.80 – V 089
2023-09-18 23:40:01 C 02 07 56.496 -06 49 16.24 – V 089
2023-09-18 23:42:54 C 02 07 58.655 -06 49 28.21 – V 089
2023-09-18 23:45:45 C 02 08 00.809 -06 49 40.25 – V 089
2023-09-18 23:57:16 C 02 08 09.443 -06 50 28.95 – V 089
2023-09-19 00:00:07 C 02 08 11.596 -06 50 41.00 – V 089
2023-09-20 05:56:55 C 02 32 05.059 -08 55 56.93 – V W68
2023-09-20 05:59:33 C 02 32 07.135 -08 56 08.16 – V W68
2023-09-20 06:04:07 C 02 32 10.738 -08 56 27.85 – V W68
2023-09-20 06:34:37 C 02 32 34.870 -08 58 38.46 – V W68
2023-09-20 11:57:21 V 02 37 05.35 -09 21 29.7 – V 270
2023-09-20 11:57:21 v 1 151.94282 -27.45587 – – 270
2023-09-20 13:19:10 V 02 38 11.81 -09 27 22.0 – V 270
2023-09-20 13:19:10 v 1 151.94282 -27.45587 – – 270
2023-09-20 14:04:05 V 02 38 48.02 -09 30 34.2 – V 270
2023-09-20 14:04:05 v 1 151.94282 -27.45587 – – 270
2023-09-20 14:43:24 V 02 39 19.54 -09 33 21.9 – 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)