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
2023-09-08 02:05:19 C 23 51 46.31 +05 48 59.8 – X L63
2023-09-08 02:50:34 C 23 51 59.87 +05 47 42.8 – Y 557
2023-09-08 03:23:59 C 23 52 09.80 +05 46 55.6 – X L63
2023-09-08 07:41:51 V 23 53 34.13 +05 40 14.6 – V 270
2023-09-08 07:41:51 v 1 238.35720 +37.34172 – – 270
2023-09-08 07:54:41 V 23 53 37.99 +05 39 54.2 – V 270
2023-09-08 07:54:41 v 1 238.35720 +37.34172 – – 270
2023-09-08 08:07:31 V 23 53 41.84 +05 39 33.4 – V 270
2023-09-08 08:07:31 v 1 238.35720 +37.34172 – – 270
2023-09-08 08:20:30 V 23 53 45.73 +05 39 12.7 – V 270
2023-09-08 08:20:30 v 1 238.35720 +37.34172 – – 270
2023-09-08 08:51:22 V 23 53 58.33 +05 39 43.9 – V 270
2023-09-08 08:51:22 v 1 175.46579 -37.91865 – – 270
2023-09-08 09:17:23 V 23 54 06.37 +05 39 02.2 – V 270
2023-09-08 09:17:23 v 1 175.46579 -37.91865 – – 270
2023-09-08 09:49:15 V 23 54 16.11 +05 38 11.8 – V 270
2023-09-08 09:49:15 v 1 175.46579 -37.91865 – – 270
2023-09-08 10:13:52 V 23 54 23.79 +05 37 31.9 – V 270
2023-09-08 10:13:52 v 1 175.46579 -37.91865 – – 270
2023-09-08 18:59:16 C 23 57 14.04 +05 21 25.2 – – M32
2023-09-08 19:01:00 C 23 57 14.62 +05 21 22.1 – – M32
2023-09-08 19:02:44 C 23 57 15.19 +05 21 19.2 – – M32
2023-09-08 19:04:28 C 23 57 15.75 +05 21 16.5 – – M32
2023-09-08 19:06:13 C 23 57 16.31 +05 21 13.5 – – M32
2023-09-08 20:22:14 C 23 57 40.37 +05 19 02.9 – X L99
2023-09-08 20:22:49 C 23 57 40.49 +05 19 02.3 – X L99
2023-09-08 20:23:19 C 23 57 40.73 +05 19 01.4 – X L99
2023-09-08 21:29:05 V 23 58 03.17 +05 17 16.1 – V 270
2023-09-08 21:29:05 v 1 005.17227 +43.61015 – – 270
2023-09-08 21:38:41 V 23 58 04.78 +05 16 45.6 – V 270
2023-09-08 21:38:41 v 1 025.76495 +62.27744 – – 270
2023-09-08 21:42:01 V 23 58 07.32 +05 16 54.8 – V 270
2023-09-08 21:42:01 v 1 005.17227 +43.61015 – – 270
2023-09-08 21:48:28 C 23 58 09.09 +05 16 42.7 – X K83
2023-09-08 21:48:28 V 23 58 07.91 +05 16 29.1 – V 270
2023-09-08 21:48:28 v 1 025.76495 +62.27744 – – 270
2023-09-08 21:52:45 C 23 58 10.50 +05 16 35.0 – X K83
2023-09-08 21:54:57 V 23 58 11.43 +05 16 33.0 – V 270
2023-09-08 21:54:57 v 1 005.17227 +43.61015 – – 270
2023-09-08 21:58:08 V 23 58 11.06 +05 16 12.6 – V 270
2023-09-08 21:58:08 v 1 025.76495 +62.27744 – – 270
2023-09-08 22:07:45 V 23 58 15.57 +05 16 11.1 – V 270
2023-09-08 22:07:45 v 1 005.17227 +43.61015 – – 270
2023-09-08 22:10:19 V 23 58 14.16 +05 15 55.3 – V 270
2023-09-08 22:10:19 v 1 025.76495 +62.27744 – – 270
2023-09-08 23:14:12 C 23 58 36.51 +05 14 15.5 – X K83
2023-09-08 23:22:37 C 23 58 39.17 +05 14 01.0 – X K83
2023-09-09 04:22:19 V 00 00 23.36 +05 05 20.6 – V 270
2023-09-09 04:22:19 v 1 238.31420 +37.06166 – – 270
2023-09-09 04:47:28 V 00 00 31.02 +05 04 36.6 – 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)