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
2023-09-03 23:12:24 B 23 26 09.83 +07 50 29.4 – Z C95
2023-09-03 23:42:44 B 23 26 16.06 +07 50 01.0 – Z C95
2023-09-04 00:22:01 C 23 26 23.77 +07 49 18.9 – Y 557
2023-09-04 01:21:27 C 23 26 36.10 +07 48 21.9 – Y 557
2023-09-04 02:18:50 C 23 26 48.13 +07 47 26.2 – Y 557
2023-09-04 02:22:58 C 23 26 48.252 +07 48 35.96 – V M22
2023-09-04 02:28:56 C 23 26 49.502 +07 48 30.10 – V M22
2023-09-04 02:37:42 C 23 26 51.343 +07 48 21.49 – V M22
2023-09-04 02:52:03 C 23 26 54.372 +07 48 07.49 – V M22
2023-09-04 03:16:13 C 23 27 00.29 +07 46 30.0 – Y 557
2023-09-04 03:31:00 V 23 27 07.56 +07 46 21.5 – V 270
2023-09-04 03:31:00 v 1 271.85000 +42.97000 – – 270
2023-09-04 03:43:43 V 23 27 10.23 +07 46 09.7 – V 270
2023-09-04 03:43:43 v 1 271.85000 +42.97000 – – 270
2023-09-04 03:56:13 V 23 27 12.85 +07 45 57.7 – V 270
2023-09-04 03:56:13 v 1 271.85000 +42.97000 – – 270
2023-09-04 04:09:07 V 23 27 15.61 +07 45 45.5 – V 270
2023-09-04 04:09:07 v 1 271.85000 +42.97000 – – 270
2023-09-04 05:18:24 V 23 27 31.65 +07 44 41.6 – V 270
2023-09-04 05:18:24 v 1 237.95200 +37.34965 – – 270
2023-09-04 05:31:30 V 23 27 34.48 +07 44 29.0 – V 270
2023-09-04 05:31:30 v 1 237.95200 +37.34965 – – 270
2023-09-04 05:44:00 V 23 27 37.12 +07 44 16.9 – V 270
2023-09-04 05:44:00 v 1 237.95200 +37.34965 – – 270
2023-09-04 05:56:31 V 23 27 39.75 +07 44 05.2 – V 270
2023-09-04 05:56:31 v 1 237.95200 +37.34965 – – 270
2023-09-04 06:43:29 V 23 27 48.53 +07 43 26.7 – V 270
2023-09-04 06:43:29 v 1 261.56106 +29.57979 – – 270
2023-09-04 06:57:29 V 23 27 51.40 +07 43 13.1 – V 270
2023-09-04 06:57:29 v 1 261.56106 +29.57979 – – 270
2023-09-04 07:11:41 V 23 27 54.38 +07 42 59.6 – V 270
2023-09-04 07:11:41 v 1 261.56106 +29.57979 – – 270
2023-09-04 07:32:23 V 23 27 58.75 +07 42 41.7 – V 270
2023-09-04 07:32:23 v 1 261.56106 +29.57979 – – 270
2023-09-04 11:25:24 V 23 28 52.49 +07 39 52.1 – V 270
2023-09-04 11:25:24 v 1 174.98182 -40.89016 – – 270
2023-09-04 11:38:06 V 23 28 55.22 +07 39 39.5 – V 270
2023-09-04 11:38:06 v 1 174.98182 -40.89016 – – 270
2023-09-04 11:50:48 V 23 28 58.03 +07 39 27.4 – V 270
2023-09-04 11:50:48 v 1 174.98182 -40.89016 – – 270
2023-09-04 12:03:30 V 23 29 00.77 +07 39 14.6 – V 270
2023-09-04 12:03:30 v 1 174.98182 -40.89016 – – 270
2023-09-04 19:59:37 C 23 30 51.44 +07 29 38.8 – Y 557
2023-09-04 20:41:13 C 23 31 00.83 +07 28 55.6 – Y 557
2023-09-04 21:44:09 C 23 31 14.98 +07 27 49.9 – Y 557
2023-09-04 22:12:32 V 23 31 21.70 +07 27 18.6 – V 270
2023-09-04 22:12:32 v 1 359.62640 +49.20365 – – 270
2023-09-04 22:12:50 C 23 31 21.42 +07 27 19.7 – Y 557
2023-09-04 22:14:05 V 23 31 22.20 +07 27 19.1 – V 270
2023-09-04 22:14:05 v 1 359.62640 +49.20365 – – 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)