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
2016-02-14 07:47:59 C 08 56 40.268 +11 57 33.79 L F51
2016-02-17 05:11:05 C 08 49 44.18 +12 37 48.3 o 291
2016-02-17 05:19:02 C 08 49 43.36 +12 37 53.1 o 291
2016-02-17 05:27:01 C 08 49 42.50 +12 37 56.6 o 291
2016-02-27 06:50:16 C 08 27 58.52 +14 49 25.6 o 291
2016-02-27 06:58:10 C 08 27 57.85 +14 49 29.4 o 291
2016-02-27 07:06:04 C 08 27 57.21 +14 49 33.5 o 291
2016-03-01 03:42:52 C 08 22 48.10 +15 22 52.3 q G96
2016-03-01 03:53:51 C 08 22 47.28 +15 22 58.0 q G96
2016-03-01 04:08:34 C 08 22 46.16 +15 23 04.6 q G96
2016-03-01 05:21:48 C 08 22 40.67 +15 23 39.4 q G96
2016-03-01 05:23:01 C 08 22 40.56 +15 23 39.9 q G96
2016-03-01 05:24:14 C 08 22 40.48 +15 23 40.4 q G96
2016-03-01 05:25:27 C 08 22 40.39 +15 23 41.2 q G96
2016-03-02 08:04:45 C 08 20 48.53 +15 36 00.1 o 291
2016-03-02 08:08:55 C 08 20 48.21 +15 36 02.0 o 291
2016-03-02 08:13:05 C 08 20 47.91 +15 36 03.7 o 291
2016-03-03 05:45:45 C 08 19 23.133 +15 45 50.29 L F51
2016-03-03 06:21:57 C 08 19 20.632 +15 46 06.65 L F51
2016-03-03 06:38:46 C 08 19 19.468 +15 46 14.20 L F51
2016-03-07 05:50:15 C 08 13 41.593 +16 26 20.90 L F51
2016-03-07 06:25:32 C 08 13 39.573 +16 26 35.35 L F51
2016-03-07 06:43:09 C 08 13 38.565 +16 26 42.43 L F51
2016-04-30 03:43:04 C 08 36 00.81 +19 03 33.2 o 291
2016-04-30 03:57:36 C 08 36 01.63 +19 03 29.3 o 291
2016-04-30 04:12:08 C 08 36 02.67 +19 03 28.7 o 291
2016-10-08 07:58:02 S 06 56 03.264 -04 01 58.33 L C51
2016-10-08 07:58:13 S 06 56 03.070 -04 01 55.27 L C51
2016-10-08 09:32:28 S 06 54 10.649 -04 02 16.30 L C51
2016-10-12 02:26:09 C 05 22 14.86 -04 00 05.9 q 204
2016-10-12 02:27:29 C 05 22 13.65 -04 00 05.4 q 204
2016-10-12 02:28:35 C 05 22 12.66 -04 00 05.1 q 204
2016-10-12 02:30:08 C 05 22 11.27 -04 00 04.8 q 204
2016-10-12 02:31:29 C 05 22 10.08 -04 00 04.6 q 204
2016-10-13 08:32:49 C 04 58 19.44 -03 51 14.0 o 691
2016-10-13 08:35:09 C 04 58 17.60 -03 51 13.2 o 691
2016-10-13 08:37:29 C 04 58 15.83 -03 51 12.6 o 691
2016-10-19 13:07:48 C 03 41 09.96 -03 02 18.2 L T05
2016-10-19 13:34:06 C 03 40 59.86 -03 02 09.3 L T05
2016-10-19 13:52:14 C 03 40 52.92 -03 02 03.7 L T05
2016-10-19 14:13:59 C 03 40 44.64 -03 01 56.2 L T05
2016-10-26 04:38:04 C 03 00 04.06 -02 14 35.5 q H15
2016-10-26 04:51:55 C 03 00 01.23 -02 14 31.6 q H15
2016-10-26 05:06:45 C 02 59 58.25 -02 14 27.2 q H15
2016-10-27 11:51:38 C 02 54 28.34 -02 05 13.5 L T05
2016-10-27 12:16:39 C 02 54 23.65 -02 05 06.5 L T05
2016-10-27 12:47:13 C 02 54 17.97 -02 04 57.3 L T05
2016-10-27 13:00:12 C 02 54 15.58 -02 04 53.8 L T05
2016-10-29 08:01:14 C 02 47 37.95 -01 52 29.2 q G96
2016-10-29 08:09:31 C 02 47 36.61 -01 52 26.7 q G96
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)