462959 (2011 DU)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3178981082 ± 1.15e-09
Semi-major axis (a)1.1716294805 AU ± 9.38e-10
Inclination (i)2.92254589° ± 7.80e-07
Long. of Asc. Node (Ω)176.48003688° ± 1.24e-05
Arg. of Perihelion (ω)120.55790457° ± 1.22e-05
Mean Anomaly (M)114.94924948° ± 3.05e-07
Mean Motion (n)0.7771893485°/day ± 9.33e-10
Perihelion dist (q)0.79917069 AU ± 1.49e-09
Aphelion dist (Q)1.54408828 AU ± 1.83e-09
Orbital Period1.26819325 yr ± 1.52e-09
NGA Modelr2
A26.56188304e-14 ± 4.07e-15 AU/d²
Physical Parameters
H (abs. magnitude)21.08
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.252″
Uncertainty0
Orbit TypeApollo
MOID0.017988 AU
Observations Used607
Radar Obs Used12
Oppositions3
Arc Total2011-2025
First Observation Used2011-02-22
Last Observation Used2025-11-29
Observations (648)
Date Type RA Dec Mag Band Observatory
2011-02-22 06:38:57 C 11 31 26.65 -00 15 36.0 o 691
2011-02-22 07:04:40 C 11 31 24.97 -00 15 22.8 o 691
2011-02-22 07:31:20 C 11 31 23.28 -00 15 09.7 o 691
2011-02-22 09:46:25 C 11 31 14.39 -00 13 59.5 o 291
2011-02-22 09:51:46 C 11 31 14.05 -00 13 56.8 o 291
2011-02-22 09:57:06 C 11 31 13.70 -00 13 53.9 o 291
2011-02-23 07:00:13 C 11 29 56.20 -00 02 42.6 o 291
2011-02-23 07:05:30 C 11 29 55.83 -00 02 39.6 o 291
2011-02-23 07:10:43 C 11 29 55.48 -00 02 37.1 o 291
2011-02-23 12:05:00 C 11 29 35.23 +00 00 04.2 o 291
2011-02-23 12:10:15 C 11 29 34.88 +00 00 06.9 o 291
2011-02-23 12:14:52 C 11 29 36.47 +00 00 32.2 o E10
2011-02-23 12:15:56 C 11 29 34.50 +00 00 10.0 o 291
2011-02-23 12:23:37 C 11 29 35.88 +00 00 37.1 o E10
2011-02-24 10:20:40 C 11 28 07.87 +00 12 37.3 o 291
2011-02-24 10:26:01 C 11 28 07.47 +00 12 40.2 o 291
2011-02-24 10:31:18 C 11 28 07.08 +00 12 43.4 o 291
2011-02-25 08:28:14 C 11 26 37.09 +00 25 42.1 o 291
2011-02-25 08:33:31 C 11 26 36.70 +00 25 45.4 o 291
2011-02-25 08:38:54 C 11 26 36.30 +00 25 48.5 o 291
2011-02-26 14:08:00 C 11 24 28.22 +00 44 37.9 o 474
2011-02-26 14:11:10 C 11 24 27.94 +00 44 39.9 o 474
2011-02-26 14:14:00 C 11 24 27.73 +00 44 41.9 o 474
2011-02-26 14:17:00 C 11 24 27.54 +00 44 44.3 o 474
2011-02-27 11:53:59 C 11 22 49.84 +00 58 53.2 o 474
2011-02-27 11:56:49 C 11 22 49.60 +00 58 55.1 o 474
2011-02-27 11:59:29 C 11 22 49.42 +00 58 56.6 o 474
2011-02-27 22:45:06 C 11 21 59.29 +01 05 40.9 r J75
2011-02-27 23:02:13 C 11 21 57.79 +01 05 53.5 r J75
2011-02-27 23:19:25 C 11 21 56.45 +01 06 04.0 r J75
2011-03-02 08:38:48 C 11 17 11.11 +01 47 07.8 o H21
2011-03-02 08:43:31 C 11 17 10.68 +01 47 11.2 o H21
2011-03-02 08:49:06 C 11 17 10.20 +01 47 15.5 o H21
2011-03-03 05:16:26 C 11 15 24.21 +02 02 53.5 o 695
2011-03-03 05:17:51 C 11 15 24.08 +02 02 54.6 o 695
2011-03-03 05:18:54 C 11 15 23.98 +02 02 55.4 o 695
2011-03-03 05:19:58 C 11 15 23.88 +02 02 56.3 o 695
2011-03-03 07:20:58 C 11 15 11.89 +02 04 27.5 o H21
2011-03-03 07:26:28 C 11 15 11.37 +02 04 31.7 o H21
2011-03-03 07:31:49 C 11 15 10.87 +02 04 35.7 o H21
2011-03-03 07:37:08 C 11 15 10.37 +02 04 40.1 o H21
2011-03-03 10:52:44 C 11 14 52.28 +02 07 15.0 o 291
2011-03-03 10:57:57 C 11 14 51.80 +02 07 19.0 o 291
2011-03-03 11:04:27 C 11 14 51.17 +02 07 24.4 o 291
2011-03-03 23:48:31 C 11 13 43.09 +02 17 21.5 u B67
2011-03-03 23:53:18 C 11 13 42.60 +02 17 25.8 u B67
2011-03-03 23:56:27 C 11 13 42.29 +02 17 28.2 u B67
2011-03-04 08:05:15 C 11 12 57.44 +02 24 04.3 o 291
2011-03-04 08:10:45 C 11 12 56.90 +02 24 08.6 o 291
2011-03-04 08:16:03 C 11 12 56.33 +02 24 13.4 o 291
Radar Observations (12)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2016-10-03 12:00:00 217217.903 2 Hz 8560 -14 -14
2016-10-03 12:30:00 214655.584 1 Hz 8560 -14 -14
2016-10-03 13:10:00 42236506.706 10 us 8560 -14 -14
2016-10-03 13:40:00 42192530.91 1 us 8560 -14 -14
2016-10-03 14:00:00 42163608.873 0.25 us 8560 -14 -14
2016-10-05 11:30:00 39469484.53 1 us 8560 -14 -14
2016-10-08 16:30:00 39922940.69 1 us 8560 -14 -14
2025-04-21 11:40:00 39964605 2 us 8560 -14 -14
2025-04-22 05:50:00 37753688 0.5 us 8560 -14 -14
2025-04-23 05:40:00 35399144.589 1 us 8560 -14 -14
2025-04-26 06:10:00 33027054.45 0.4 us 8560 -14 -14
2025-04-27 18:10:00 34792670.16 0.4 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m)