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
2004-02-16 10:45:24 C 16 21 48.04 +17 53 27.0 19.5 c 704
2004-02-16 11:02:10 C 16 21 51.34 +17 53 16.4 19.5 c 704
2004-02-16 11:18:55 C 16 21 54.56 +17 53 05.7 19.6 c 704
2004-02-16 11:35:37 C 16 21 57.77 +17 52 55.8 19.9 c 704
2004-02-16 11:52:26 C 16 22 01.08 +17 52 45.9 19.8 c 704
2004-02-17 10:45:35 C 16 26 32.22 +17 38 11.8 19.2 c 704
2004-02-17 11:19:14 C 16 26 38.78 +17 37 50.8 19.8 c 704
2004-02-17 11:36:04 C 16 26 42.07 +17 37 40.1 19.3 c 704
2004-02-18 04:40:41 C 16 30 04.31 +17 26 29.8 o 493
2004-02-18 04:42:52 C 16 30 04.72 +17 26 28.4 o 493
2004-02-18 10:45:16 C 16 31 16.55 +17 22 29.2 c 854
2004-02-18 11:04:21 C 16 31 20.23 +17 22 16.2 c 854
2004-02-21 03:29:55 C 16 44 04.31 +16 37 39.4 r J95
2004-02-21 03:41:24 C 16 44 06.61 +16 37 31.2 r J95
2004-02-21 03:52:47 C 16 44 08.84 +16 37 22.9 r J95
2004-02-22 04:29:42 C 16 49 01.01 +16 19 30.5 o 493
2004-02-22 04:30:55 C 16 49 01.23 +16 19 29.7 o 493
2004-02-22 04:32:04 C 16 49 01.45 +16 19 28.8 o 493
2004-02-25 10:01:58 C 17 04 21.65 +15 19 42.1 o H06
2004-02-25 10:05:13 C 17 04 22.11 +15 19 41.7 o H06
2004-02-25 10:06:47 C 17 04 22.47 +15 19 39.9 o H06
2004-02-29 04:40:13 C 17 22 15.60 +14 03 34.6 r J95
2004-02-29 04:53:18 C 17 22 18.12 +14 03 22.9 r J95
2004-02-29 11:19:28 C 17 23 34.69 +13 57 47.7 d 291
2004-02-29 11:30:49 C 17 23 36.99 +13 57 37.9 d 291
2004-02-29 11:42:27 C 17 23 39.27 +13 57 26.9 d 291
2004-03-04 18:39:58 C 17 43 56.39 +12 22 51.4 r 413
2004-03-04 18:47:58 C 17 43 57.92 +12 22 43.8 r 413
2004-03-08 18:43:01 C 18 02 47.94 +10 47 26.4 r 413
2004-03-08 18:50:00 C 18 02 49.29 +10 47 19.4 r 413
2004-03-09 11:11:48 C 18 06 01.84 +10 30 12.3 c 926
2004-03-09 11:15:37 C 18 06 02.53 +10 30 06.5 c 926
2004-03-19 10:49:37 C 18 52 40.20 +06 06 54.2 r 649
2004-03-19 10:53:02 C 18 52 40.85 +06 06 50.5 r 649
2004-03-19 10:56:27 C 18 52 41.49 +06 06 46.5 r 649
2004-03-30 18:28:50 C 19 44 43.67 +00 47 38.5 r 413
2004-03-30 18:31:10 C 19 44 44.06 +00 47 35.6 r 413
2004-03-30 18:33:30 C 19 44 44.52 +00 47 33.0 r 413
2004-05-02 19:35:17 C 22 08 35.85 -12 40 58.8 r 413
2004-05-02 19:37:37 C 22 08 36.23 -12 41 00.5 r 413
2004-05-02 19:39:57 C 22 08 36.62 -12 41 02.9 r 413
2004-07-10 16:36:59 C 01 23 37.21 -27 18 32.7 r 474
2004-07-10 16:41:09 C 01 23 37.42 -27 18 35.6 r 474
2004-07-10 16:49:29 C 01 23 37.78 -27 18 39.9 r 474
2004-07-10 16:54:09 C 01 23 38.13 -27 18 42.8 r 474
2004-08-25 16:49:56 C 01 25 13.38 -39 59 24.6 c 474
2004-08-25 16:52:16 C 01 25 13.04 -39 59 26.0 c 474
2004-08-25 16:56:47 C 01 25 12.70 -39 59 28.0 c 474
2004-08-25 17:08:26 C 01 25 12.11 -39 59 34.3 c 474
2004-09-10 12:59:12 C 00 55 20.07 -42 29 18.0 r E17
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)