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
2005-04-14 06:13:00 C 11 55 55.82 +18 03 57.0 18.7 c 704
2005-04-14 06:29:32 C 11 55 55.33 +18 04 08.9 18.6 c 704
2005-04-14 06:44:27 C 11 55 54.91 +18 04 18.7 18.6 c 704
2005-04-15 20:34:54 C 11 55 31.87 +18 31 42.2 r 941
2005-04-15 20:36:16 C 11 55 31.84 +18 31 43.3 r 941
2005-04-15 20:38:21 C 11 55 31.80 +18 31 45.0 r 941
2005-04-15 20:39:02 C 11 55 31.79 +18 31 45.6 r 941
2005-04-15 20:40:24 C 11 55 31.76 +18 31 46.6 r 941
2005-04-15 20:49:22 C 11 55 30.69 +18 31 45.4 c 246
2005-04-15 20:51:12 C 11 55 30.65 +18 31 46.7 c 246
2005-04-15 20:53:19 C 11 55 30.62 +18 31 48.5 c 246
2005-04-15 20:54:08 C 11 55 30.58 +18 31 49.2 c 246
2005-04-15 20:55:48 C 11 55 30.57 +18 31 50.2 c 246
2005-04-15 20:58:03 C 11 55 30.49 +18 31 51.9 c 246
2005-04-16 21:09:44 C 11 55 16.80 +18 49 20.9 r 084
2005-04-16 21:49:13 C 11 55 16.82 +18 50 04.3 c A53
2005-04-16 21:57:44 C 11 55 16.70 +18 50 09.8 c A53
2005-04-16 22:06:18 C 11 55 16.56 +18 50 16.9 c A53
2005-04-17 05:12:44 C 11 55 14.21 +18 55 42.7 r 703
2005-04-17 05:20:23 C 11 55 14.03 +18 55 48.2 r 703
2005-04-17 05:28:03 C 11 55 13.75 +18 55 54.7 r 703
2005-04-17 05:35:43 C 11 55 13.55 +18 55 59.1 r 703
2005-04-17 21:15:51 C 11 55 07.09 +19 07 01.2 r 084
2005-04-17 21:20:01 C 11 55 07.05 +19 07 04.0 r 084
2005-04-24 23:01:01 C 11 55 51.52 +21 16 41.9 r 170
2005-04-24 23:29:40 C 11 55 51.50 +21 17 03.7 r 170
2005-04-24 23:32:59 C 11 55 51.49 +21 17 06.2 r 170
2005-04-25 21:02:37 C 11 56 16.19 +21 34 13.4 r 084
2005-04-25 21:06:47 C 11 56 16.26 +21 34 16.6 r 084
2005-04-26 20:00:36 C 11 56 49.10 +21 53 39.8 r A30
2005-04-26 20:01:37 C 11 56 49.11 +21 53 40.6 r A30
2005-04-26 20:04:47 C 11 56 49.13 +21 53 43.3 r A30
2005-04-26 20:07:56 C 11 56 49.14 +21 53 46.1 r A30
2005-04-26 20:31:32 C 11 56 49.99 +21 54 10.3 r A06
2005-04-26 20:39:26 C 11 56 50.06 +21 54 18.1 r A06
2005-04-26 21:42:47 C 11 56 49.83 +21 55 06.7 r 203
2005-04-26 23:33:13 C 11 56 50.59 +21 56 35.6 r 203
2005-04-27 20:24:37 C 11 57 28.22 +22 14 34.8 c A48
2005-04-27 20:34:13 C 11 57 28.32 +22 14 43.5 c A48
2005-04-27 20:43:45 C 11 57 28.42 +22 14 51.9 c A48
2005-04-27 20:52:27 C 11 57 28.48 +22 14 59.6 c A48
2005-04-27 21:58:54 C 11 57 29.29 +22 15 55.9 17.3 c 147
2005-04-27 22:01:57 C 11 57 29.32 +22 15 58.6 17.4 c 147
2005-04-27 22:05:00 C 11 57 29.36 +22 16 01.4 17.4 c 147
2005-04-27 22:08:03 C 11 57 29.38 +22 16 03.7 17.4 c 147
2005-04-28 07:13:31 C 11 57 48.89 +22 24 42.4 18.1 c 608
2005-04-28 08:43:01 C 11 57 49.26 +22 26 01.7 17.9 c 608
2005-04-28 08:58:10 C 11 57 49.37 +22 26 14.6 18.2 c 608
2005-04-29 06:00:00 C 11 58 30.70 +22 44 25.6 r 932
2005-04-29 06:10:12 C 11 58 30.95 +22 44 33.9 r 932
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)