311066 (2004 DC)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3996244279 ± 8.25e-09
Semi-major axis (a)1.6335802811 AU ± 4.80e-09
Inclination (i)19.46052100° ± 1.45e-06
Long. of Asc. Node (Ω)74.90257885° ± 1.10e-06
Arg. of Perihelion (ω)156.35576316° ± 6.55e-06
Mean Anomaly (M)124.94324225° ± 1.63e-05
Mean Motion (n)0.4720647288°/day ± 2.08e-09
Perihelion dist (q)0.98076170 AU ± 1.38e-08
Aphelion dist (Q)2.28639887 AU ± 1.51e-08
Orbital Period2.08790495 yr ± 9.20e-09
Physical Parameters
H (abs. magnitude)18.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.337″
Uncertainty0
Orbit TypeApollo
MOID0.010304 AU
Observations Used339
Radar Obs Used8
Oppositions1
Arc Total2004-2025
First Observation Used2004-02-16
Last Observation Used2025-11-09
Observations (359)
Date Type RA Dec Mag Band Observatory
2012-01-11 03:22:34 C 04 30 49.14 +30 33 02.9 r G96
2012-01-11 03:34:18 C 04 30 48.45 +30 33 04.5 r G96
2012-01-11 03:46:03 C 04 30 47.73 +30 33 06.8 r G96
2013-11-17 07:50:19 C 05 10 12.90 +18 43 39.0 o 711
2013-11-17 07:56:09 C 05 10 12.59 +18 43 40.0 o 711
2013-11-17 08:01:31 C 05 10 12.24 +18 43 41.1 o 711
2013-11-27 05:21:05 C 04 54 28.02 +19 35 45.2 o 691
2013-11-27 05:46:36 C 04 54 26.13 +19 35 50.4 o 691
2013-11-27 08:41:02 C 04 54 13.549 +19 36 30.96 L F51
2013-11-27 09:02:58 C 04 54 11.924 +19 36 35.89 L F51
2013-11-27 09:46:59 C 04 54 08.645 +19 36 45.79 L F51
2013-12-23 06:59:47 C 04 08 02.85 +21 45 22.3 q G96
2013-12-23 07:08:47 C 04 08 02.28 +21 45 23.3 q G96
2013-12-23 07:17:48 C 04 08 01.68 +21 45 25.6 q G96
2013-12-23 07:31:01 C 04 08 00.77 +21 45 27.6 q G96
2013-12-23 09:04:01 C 04 07 54.55 +21 45 44.6 q G96
2013-12-23 09:05:45 C 04 07 54.40 +21 45 45.0 q G96
2013-12-23 09:07:28 C 04 07 54.30 +21 45 45.7 q G96
2013-12-23 09:09:12 C 04 07 54.17 +21 45 45.3 q G96
2013-12-28 04:46:58 C 04 00 44.74 +22 07 13.8 q G96
2013-12-28 04:53:53 C 04 00 44.30 +22 07 15.0 q G96
2013-12-28 05:00:47 C 04 00 43.88 +22 07 16.8 q G96
2013-12-28 05:07:42 C 04 00 43.48 +22 07 17.8 q G96
2015-10-11 08:47:49 C 04 59 30.53 +11 54 42.8 u H21
2015-10-11 09:05:56 C 04 59 30.26 +11 54 43.6 u H21
2015-10-14 09:05:50 C 04 58 29.97 +11 57 31.3 u H21
2015-10-14 09:17:52 C 04 58 29.71 +11 57 32.3 u H21
2015-10-14 09:29:06 C 04 58 29.48 +11 57 32.9 u H21
2015-11-13 09:12:36 C 04 28 55.16 +12 44 24.5 q G96
2015-11-13 09:18:31 C 04 28 54.79 +12 44 24.8 q G96
2015-11-13 09:24:25 C 04 28 54.47 +12 44 25.7 q G96
2015-11-13 09:30:19 C 04 28 54.04 +12 44 25.6 q G96
2015-12-01 10:50:12 C 03 58 40.289 +13 35 57.27 L F51
2015-12-01 11:06:39 C 03 58 39.069 +13 35 59.29 L F51
2015-12-01 11:23:01 C 03 58 37.874 +13 36 01.64 L F51
2015-12-01 11:39:39 C 03 58 36.665 +13 36 04.29 L F51
2015-12-02 07:31:48 C 03 57 11.836 +13 38 53.22 L F51
2015-12-02 07:50:03 C 03 57 10.505 +13 38 55.84 L F51
2015-12-02 08:08:22 C 03 57 09.171 +13 38 58.35 L F51
2015-12-02 08:26:50 C 03 57 07.814 +13 39 01.19 L F51
2015-12-03 07:49:00 C 03 55 28.109 +13 42 23.30 L F51
2015-12-03 08:04:52 C 03 55 26.940 +13 42 25.70 L F51
2015-12-03 08:20:48 C 03 55 25.787 +13 42 27.90 L F51
2015-12-16 05:10:27 C 03 35 05.20 +14 32 33.0 q G96
2015-12-16 05:18:07 C 03 35 04.73 +14 32 33.5 q G96
2015-12-16 05:33:25 C 03 35 03.78 +14 32 36.3 q G96
2016-01-03 02:31:21 C 03 15 50.64 +16 01 02.3 q G96
2016-01-03 02:38:06 C 03 15 50.42 +16 01 04.4 q G96
2016-01-03 02:44:50 C 03 15 50.18 +16 01 05.6 q G96
2016-01-03 02:51:34 C 03 15 49.99 +16 01 07.3 q G96
Radar Observations (8)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2006-05-29 07:40:00 601427 0.5 Hz 8560 -14 -14
2006-05-29 08:40:00 46945047.97 10 us 8560 -14 -14
2006-05-29 10:00:00 46608670.61 1 us 8560 -14 -14
2006-05-29 12:20:00 46023465.59 0.5 us 8560 -14 -14
2006-05-30 14:00:00 39902087.22 0.5 us 8560 -14 -14
2006-06-02 11:10:00 27567006.603 0.5 us 2380 -1 -1
2006-06-02 12:30:00 27427724.971 0.5 us 2380 -1 -1
2006-06-03 15:10:00 25809317.503 0.25 us 8560 -14 -14
Station codes
-14 DSS-14 Goldstone (70-m) -1 Arecibo (305-m, 1963–2020)