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
2011-04-10 02:39:05 C 09 39 38.13 +16 25 08.5 o H21
2011-04-10 02:48:49 C 09 39 37.32 +16 25 15.7 o H21
2011-04-11 05:17:48 C 09 37 35.86 +16 45 08.3 o 291
2011-04-11 05:23:54 C 09 37 35.34 +16 45 12.3 o 291
2011-04-11 05:29:35 C 09 37 34.88 +16 45 16.6 o 291
2011-04-30 04:27:51 C 09 15 22.56 +21 09 28.8 o 291
2011-04-30 04:44:34 C 09 15 21.94 +21 09 36.0 o 291
2011-04-30 04:51:37 C 09 15 21.80 +21 09 39.9 o 291
2011-05-21 04:45:46 C 09 04 30.42 +24 56 21.1 o 291
2011-05-21 04:51:28 C 09 04 30.23 +24 56 23.2 o 291
2011-05-21 04:57:13 C 09 04 30.06 +24 56 26.5 o 291
2011-12-05 07:16:32 C 06 03 41.67 +13 59 07.7 o 807
2011-12-05 07:27:24 C 06 03 40.35 +13 59 07.1 o 807
2011-12-05 07:38:17 C 06 03 39.03 +13 59 06.8 o 807
2011-12-26 06:37:49 C 05 08 57.40 +14 09 03.9 r G96
2011-12-26 06:49:08 C 05 08 56.36 +14 09 05.1 r G96
2011-12-26 07:00:22 C 05 08 55.32 +14 09 06.3 r G96
2011-12-26 07:11:37 C 05 08 54.24 +14 09 07.0 r G96
2011-12-29 04:35:13 C 05 03 04.57 +14 15 20.7 r G96
2011-12-29 04:47:47 C 05 03 03.49 +14 15 22.1 r G96
2011-12-29 05:00:21 C 05 03 02.44 +14 15 23.4 r G96
2011-12-29 05:12:46 C 05 03 01.40 +14 15 25.3 r G96
2014-12-30 12:52:50 C 13 55 40.77 -12 20 17.4 o 695
2014-12-30 12:58:19 C 13 55 41.53 -12 20 20.6 o 695
2014-12-30 13:03:46 C 13 55 42.23 -12 20 24.2 o 695
2014-12-30 13:09:27 C 13 55 42.96 -12 20 28.2 o 695
2016-01-20 10:19:18 C 09 50 04.49 +07 07 29.2 o 695
2016-01-20 10:24:35 C 09 50 04.15 +07 07 30.8 o 695
2016-01-20 10:29:51 C 09 50 03.79 +07 07 32.3 o 695
2016-01-29 09:19:51 C 09 33 54.59 +08 30 02.0 o 291
2016-01-29 09:31:49 C 09 33 53.44 +08 30 08.0 o 291
2016-01-29 09:43:47 C 09 33 52.37 +08 30 13.7 o 291
2016-02-05 07:34:45 C 09 18 29.74 +09 53 56.3 o 691
2016-02-05 07:40:20 C 09 18 29.09 +09 53 59.9 o 691
2016-02-05 07:45:54 C 09 18 28.59 +09 54 02.8 o 691
2016-02-09 05:56:58 C 09 09 03.43 +10 46 46.7 o 691
2016-02-09 06:00:33 C 09 09 03.04 +10 46 48.8 o 691
2016-02-09 06:04:08 C 09 09 02.71 +10 46 51.2 o 691
2016-02-09 09:13:41 C 09 08 42.60 +10 48 39.7 o 691
2016-02-09 09:40:38 C 09 08 39.79 +10 48 55.5 o 691
2016-02-09 10:07:35 C 09 08 36.96 +10 49 10.8 o 691
2016-02-11 07:16:54 C 09 04 01.86 +11 15 15.3 o 691
2016-02-11 07:24:14 C 09 04 01.04 +11 15 19.8 o 691
2016-02-11 07:31:32 C 09 04 00.25 +11 15 24.2 o 691
2016-02-12 10:19:39 C 09 01 15.80 +11 30 58.9 o 691
2016-02-12 10:26:58 C 09 01 15.01 +11 31 02.7 o 691
2016-02-12 10:34:18 C 09 01 14.26 +11 31 06.7 o 691
2016-02-14 07:05:38 C 08 56 44.720 +11 57 08.77 L F51
2016-02-14 07:19:45 C 08 56 43.228 +11 57 17.38 L F51
2016-02-14 07:33:49 C 08 56 41.777 +11 57 25.65 L F51
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)