423321 (2005 ED318)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4501838495 ± 1.90e-09
Semi-major axis (a)1.8500400620 AU ± 3.21e-10
Inclination (i)2.38983617° ± 8.08e-07
Long. of Asc. Node (Ω)82.04053366° ± 1.01e-05
Arg. of Perihelion (ω)164.37175214° ± 1.08e-05
Mean Anomaly (M)52.12561664° ± 1.69e-06
Mean Motion (n)0.3916882798°/day ± 1.02e-10
Perihelion dist (q)1.01718191 AU ± 3.51e-09
Aphelion dist (Q)2.68289822 AU ± 3.54e-09
Orbital Period2.51635378 yr ± 6.55e-10
Physical Parameters
H (abs. magnitude)20.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.306″
Uncertainty0
Orbit TypeAmor
MOID0.007215 AU
Observations Used545
Radar Obs Used2
Oppositions3
Arc Total2000-2020
First Observation Used2000-02-12
Last Observation Used2020-01-26
Observations (616)
Date Type RA Dec Mag Band Observatory
2000-02-12 11:34:39 C 13 22 57.51 -02 49 40.1 n 645
2000-02-12 11:35:50 C 13 22 57.66 -02 49 40.3 n 645
2000-02-12 11:39:25 C 13 22 58.02 -02 49 41.5 n 645
2005-03-10 07:45:16 C 12 09 59.31 +09 06 39.5 o 699
2005-03-10 08:13:18 C 12 09 59.00 +09 06 51.5 o 699
2005-03-10 08:41:19 C 12 09 58.64 +09 07 04.9 o 699
2005-03-10 09:09:22 C 12 09 58.28 +09 07 18.2 o 699
2005-03-16 08:48:52 C 12 08 47.04 +10 20 57.9 r 703
2005-03-16 08:59:04 C 12 08 46.85 +10 21 03.5 r 703
2005-03-16 09:09:15 C 12 08 46.61 +10 21 09.0 r 703
2005-03-16 09:19:27 C 12 08 46.47 +10 21 14.8 r 703
2005-03-30 07:50:07 C 12 02 57.10 +13 49 23.3 r 703
2005-03-30 08:02:28 C 12 02 56.71 +13 49 31.8 r 703
2005-03-30 08:14:47 C 12 02 56.31 +13 49 40.3 r 703
2005-03-30 08:27:10 C 12 02 55.91 +13 49 48.3 r 703
2005-04-09 06:50:24 C 11 57 52.23 +16 37 43.4 r 703
2005-04-09 07:02:04 C 11 57 51.84 +16 37 51.2 r 703
2005-04-09 07:13:47 C 11 57 51.40 +16 37 58.9 r 703
2005-04-09 07:25:32 C 11 57 51.08 +16 38 06.9 r 703
2005-04-09 11:23:20 C 11 57 47.64 +16 42 00.3 c 474
2005-04-09 11:34:20 C 11 57 47.30 +16 42 08.0 c 474
2005-04-09 11:49:50 C 11 57 46.83 +16 42 19.1 c 474
2005-04-09 12:29:51 C 11 57 46.62 +16 42 41.3 r E12
2005-04-09 12:36:53 C 11 57 46.40 +16 42 46.0 r E12
2005-04-09 12:43:56 C 11 57 46.15 +16 42 50.8 r E12
2005-04-09 12:51:02 C 11 57 45.94 +16 42 56.5 r E12
2005-04-09 13:03:47 C 11 57 42.73 +16 42 16.0 o F65
2005-04-09 13:05:02 C 11 57 42.68 +16 42 16.7 o F65
2005-04-09 13:06:12 C 11 57 42.63 +16 42 17.2 o F65
2005-04-09 17:59:21 C 11 57 41.79 +16 45 26.7 c A50
2005-04-09 18:01:28 C 11 57 41.75 +16 45 27.6 c A50
2005-04-09 18:02:32 C 11 57 41.74 +16 45 29.2 c A50
2005-04-09 18:03:35 C 11 57 41.67 +16 45 29.8 c A50
2005-04-09 18:06:46 C 11 57 41.63 +16 45 32.3 c A50
2005-04-09 20:06:07 C 11 57 39.02 +16 46 59.7 r A17
2005-04-09 20:28:20 C 11 57 38.41 +16 47 15.9 r A17
2005-04-09 20:54:11 C 11 57 37.66 +16 47 35.1 r A17
2005-04-12 05:25:37 C 11 56 38.66 +17 28 36.0 17.7 c 704
2005-04-12 05:39:39 C 11 56 38.24 +17 28 46.2 18.3 c 704
2005-04-12 05:53:38 C 11 56 37.81 +17 28 56.3 18.4 c 704
2005-04-12 06:08:13 C 11 56 37.33 +17 29 06.8 18.5 c 704
2005-04-12 06:24:06 C 11 56 37.11 +17 29 17.6 19.5 c 704
2005-04-12 21:23:03 C 11 56 23.96 +17 39 57.7 c 560
2005-04-12 21:28:23 C 11 56 23.82 +17 40 01.6 c 560
2005-04-12 21:33:45 C 11 56 23.67 +17 40 05.6 c 560
2005-04-13 22:07:07 C 11 56 02.49 +17 57 52.6 c A53
2005-04-13 22:29:29 C 11 56 01.95 +17 58 08.9 c A53
2005-04-13 22:38:50 C 11 56 01.67 +17 58 15.5 c A53
2005-04-14 05:42:02 C 11 55 56.66 +18 03 34.1 18.4 c 704
2005-04-14 05:57:54 C 11 55 56.21 +18 03 46.1 18.7 c 704
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2005-05-12 02:10:00 45151065.7 4 us 2380 -1 -1
2005-05-12 02:10:00 91898.7955 0.2 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)