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
2023-09-05 18:24:54 C 23 36 13.67 +07 04 46.08 – W P61
2023-09-05 18:31:33 C 23 36 18.15 +07 04 27.7 – q 168
2023-09-05 18:49:34 C 23 36 22.55 +07 04 06.6 – q 168
2023-09-05 19:04:04 V 23 36 28.00 +07 03 55.8 – V 270
2023-09-05 19:04:04 v 1 005.17228 +43.61019 – – 270
2023-09-05 19:05:37 C 23 36 26.46 +07 03 47.6 – q 168
2023-09-05 19:17:08 V 23 36 31.20 +07 03 41.3 – V 270
2023-09-05 19:17:08 v 1 005.17228 +43.61019 – – 270
2023-09-05 19:25:42 C 23 36 31.36 +07 03 24.1 – q 168
2023-09-05 19:29:48 V 23 36 34.42 +07 03 26.5 – V 270
2023-09-05 19:29:48 v 1 005.17228 +43.61019 – – 270
2023-09-05 19:42:28 V 23 36 37.55 +07 03 11.9 – V 270
2023-09-05 19:42:28 v 1 005.17228 +43.61019 – – 270
2023-09-05 19:45:40 C 23 36 37.99 +07 03 03.7 – Y 557
2023-09-05 20:24:55 C 23 36 47.08 +07 02 18.7 – X L99
2023-09-05 20:26:25 C 23 36 47.43 +07 02 16.4 – X L99
2023-09-05 20:27:22 V 23 36 48.84 +07 02 18.4 – V 270
2023-09-05 20:27:22 v 1 005.44180 +43.43552 – – 270
2023-09-05 20:27:55 C 23 36 47.84 +07 02 14.0 – X L99
2023-09-05 20:29:25 C 23 36 48.17 +07 02 13.0 – X L99
2023-09-05 20:30:55 C 23 36 48.59 +07 02 10.5 – X L99
2023-09-05 20:40:04 V 23 36 51.91 +07 02 04.0 – V 270
2023-09-05 20:40:04 v 1 005.44180 +43.43552 – – 270
2023-09-05 20:46:05 C 23 36 52.87 +07 01 52.8 – Y 557
2023-09-05 20:52:47 V 23 36 55.09 +07 01 49.2 – V 270
2023-09-05 20:52:47 v 1 005.44180 +43.43552 – – 270
2023-09-05 21:05:29 V 23 36 58.22 +07 01 34.4 – V 270
2023-09-05 21:05:29 v 1 005.44180 +43.43552 – – 270
2023-09-05 21:07:46 C 23 36 57.92 +07 01 28.7 – – M32
2023-09-05 21:09:07 C 23 36 58.24 +07 01 27.1 – – M32
2023-09-05 21:10:27 C 23 36 58.57 +07 01 25.5 – – M32
2023-09-05 21:11:48 C 23 36 58.90 +07 01 23.8 – – M32
2023-09-05 21:13:08 C 23 36 59.23 +07 01 22.3 – – M32
2023-09-05 21:14:29 C 23 36 59.55 +07 01 20.8 – – M32
2023-09-05 21:15:49 C 23 36 59.88 +07 01 19.2 – – M32
2023-09-05 21:17:36 C 23 37 00.31 +07 01 17.1 – – M32
2023-09-05 21:18:57 C 23 37 00.65 +07 01 15.5 – – M32
2023-09-05 21:20:44 C 23 37 01.09 +07 01 13.3 – – M32
2023-09-05 21:46:28 C 23 37 07.67 +07 00 41.3 – Y 557
2023-09-05 21:55:19 C 23 37 10.15 +07 00 35.4 – X M26
2023-09-05 22:13:52 C 23 37 14.67 +07 00 13.5 – X M26
2023-09-05 22:36:50 C 23 37 20.26 +06 59 46.1 – X M26
2023-09-05 22:45:21 C 23 37 22.07 +06 59 31.0 – Y 557
2023-09-05 23:41:59 C 23 37 35.95 +06 58 22.6 – Y 557
2023-09-06 00:44:49 C 23 37 51.38 +06 57 06.1 – Y 557
2023-09-06 01:45:02 C 23 38 06.27 +06 55 52.2 – Y 557
2023-09-06 04:56:28 V 23 39 00.32 +06 52 04.5 – V 270
2023-09-06 04:56:28 v 1 238.07242 +37.57977 – – 270
2023-09-06 05:07:13 V 23 39 02.30 +06 51 51.8 – V 270
2023-09-06 05:07:13 v 1 255.27321 +38.90088 – – 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)