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
2023-09-09 19:38:49 C 00 05 44.10 +04 37 01.6 – – M32
2023-09-09 19:39:45 C 00 05 44.42 +04 36 59.9 – – M32
2023-09-09 19:40:42 C 00 05 44.76 +04 36 58.1 – – M32
2023-09-09 19:41:38 C 00 05 45.07 +04 36 56.3 – – M32
2023-09-09 19:42:35 C 00 05 45.41 +04 36 54.6 – – M32
2023-09-09 19:43:31 C 00 05 45.75 +04 36 52.8 – – M32
2023-09-09 19:44:28 C 00 05 46.07 +04 36 51.0 – – M32
2023-09-09 19:45:24 C 00 05 46.42 +04 36 49.4 – – M32
2023-09-09 19:46:02 C 00 05 46.64 +04 36 48.1 – – M32
2023-09-09 20:02:49 C 00 05 52.75 +04 36 14.4 – Y 557
2023-09-09 21:00:31 C 00 06 13.14 +04 34 24.5 – Y 557
2023-09-09 22:00:40 C 00 06 34.33 +04 32 29.1 – Y 557
2023-09-09 22:51:33 V 00 06 52.99 +04 30 51.0 – V 270
2023-09-09 22:51:33 v 1 359.62634 +49.20367 – – 270
2023-09-09 23:01:03 C 00 06 55.61 +04 30 32.4 – Y 557
2023-09-09 23:20:09 V 00 07 03.12 +04 29 55.3 – V 270
2023-09-09 23:20:09 v 1 359.62634 +49.20367 – – 270
2023-09-09 23:53:46 V 00 07 14.86 +04 28 53.2 – V 270
2023-09-09 23:53:46 v 1 359.62634 +49.20367 – – 270
2023-09-10 00:01:03 C 00 07 16.75 +04 28 35.8 – Y 557
2023-09-10 00:10:14 B 00 07 19.766 +04 29 46.13 – Z M49
2023-09-10 00:21:33 B 00 07 23.696 +04 29 24.08 – Z M49
2023-09-10 00:32:50 B 00 07 27.631 +04 29 01.83 – Z M49
2023-09-10 00:34:30 V 00 07 29.29 +04 27 31.5 – V 270
2023-09-10 00:34:30 v 1 359.62634 +49.20367 – – 270
2023-09-10 00:53:47 B 00 07 34.927 +04 28 20.88 – Z M49
2023-09-10 01:01:09 C 00 07 38.04 +04 26 38.1 – Y 557
2023-09-10 01:17:14 B 00 07 43.141 +04 27 34.62 – Z M49
2023-09-10 01:40:40 B 00 07 51.356 +04 26 48.56 – Z M49
2023-09-10 02:01:14 C 00 07 59.45 +04 24 39.6 – Y 557
2023-09-10 02:06:02 B 00 08 00.282 +04 25 58.49 – Z M49
2023-09-10 02:28:19 B 00 08 08.187 +04 25 14.03 – Z M49
2023-09-10 02:51:34 B 00 08 16.470 +04 24 27.91 – Z M49
2023-09-10 03:01:03 C 00 08 20.95 +04 22 40.9 – Y 557
2023-09-10 03:52:52 V 00 08 45.83 +04 21 14.4 – V 270
2023-09-10 03:52:52 v 1 263.84452 +33.54452 – – 270
2023-09-10 04:29:40 V 00 08 59.13 +04 20 01.8 – V 270
2023-09-10 04:29:40 v 1 263.84452 +33.54452 – – 270
2023-09-10 04:37:37 V 00 09 01.27 +04 19 36.6 – V 270
2023-09-10 04:37:37 v 1 271.85000 +42.97000 – – 270
2023-09-10 04:59:03 V 00 09 09.02 +04 18 53.8 – V 270
2023-09-10 04:59:03 v 1 271.85000 +42.97000 – – 270
2023-09-10 05:03:33 V 00 09 10.64 +04 18 44.8 – V 270
2023-09-10 05:03:33 v 1 271.85000 +42.97000 – – 270
2023-09-10 05:31:17 V 00 09 21.31 +04 17 59.1 – V 270
2023-09-10 05:31:17 v 1 263.84452 +33.54452 – – 270
2023-09-10 05:38:30 V 00 09 23.01 +04 17 36.5 – V 270
2023-09-10 05:38:30 v 1 271.85000 +42.97000 – – 270
2023-09-10 05:43:00 V 00 09 24.80 +04 17 25.9 – V 270
2023-09-10 05:43:00 v 1 271.85000 +42.97000 – – 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)