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
2005-04-29 06:17:11 C 11 58 31.13 +22 44 39.6 r 932
2005-04-30 05:32:32 C 11 59 31.02 +23 06 52.0 r 703
2005-04-30 05:44:18 C 11 59 31.12 +23 06 58.3 r 703
2005-04-30 05:55:59 C 11 59 31.30 +23 07 10.0 r 703
2005-04-30 06:07:48 C 11 59 31.59 +23 07 20.8 r 703
2005-04-30 20:26:00 C 12 00 13.36 +23 20 47.8 c A53
2005-04-30 20:31:47 C 12 00 13.52 +23 20 53.2 c A53
2005-04-30 20:37:35 C 12 00 13.62 +23 20 58.9 c A53
2005-04-30 22:16:45 C 12 00 16.75 +23 22 41.4 r A06
2005-04-30 22:19:25 C 12 00 16.82 +23 22 43.9 r A06
2005-04-30 22:22:05 C 12 00 16.90 +23 22 46.4 r A06
2005-04-30 22:51:13 C 12 00 17.09 +23 23 07.1 d A56
2005-04-30 23:03:01 C 12 00 17.41 +23 23 17.6 d A56
2005-04-30 23:16:09 C 12 00 17.87 +23 23 28.8 d A56
2005-04-30 23:31:01 C 12 00 18.22 +23 23 43.1 d A56
2005-04-30 23:45:31 C 12 00 18.74 +23 23 56.0 d A56
2005-05-01 21:29:46 C 12 01 29.60 +23 45 50.3 c 560
2005-05-01 21:35:00 C 12 01 29.76 +23 45 55.6 c 560
2005-05-01 21:40:13 C 12 01 29.93 +23 46 00.7 c 560
2005-05-02 04:09:00 C 12 01 50.70 +23 52 46.0 r 932
2005-05-02 04:21:59 C 12 01 51.17 +23 52 58.5 r 932
2005-05-02 04:29:00 C 12 01 51.40 +23 53 05.2 r 932
2005-05-02 07:16:09 C 12 02 00.32 +23 55 50.3 r 918
2005-05-02 07:29:26 C 12 02 00.88 +23 56 02.7 r 918
2005-05-02 07:42:55 C 12 02 01.48 +23 56 15.4 r 918
2005-05-02 07:47:15 C 12 02 01.65 +23 56 19.4 r 918
2005-05-02 07:51:40 C 12 02 01.86 +23 56 23.6 r 918
2005-05-02 08:04:48 C 12 02 02.45 +23 56 35.6 r 918
2005-05-02 08:09:48 C 12 02 02.68 +23 56 40.4 r 918
2005-05-02 08:14:09 C 12 02 02.89 +23 56 44.4 r 918
2005-05-02 08:18:34 C 12 02 03.08 +23 56 48.3 r 918
2005-05-02 08:22:56 C 12 02 03.31 +23 56 52.6 r 918
2005-05-02 08:31:42 C 12 02 03.73 +23 57 00.4 r 918
2005-05-02 08:40:25 C 12 02 04.16 +23 57 08.5 r 918
2005-05-02 21:46:11 C 12 02 55.89 +24 10 52.9 o 084
2005-05-02 21:47:26 C 12 02 56.75 +24 11 22.4 c A53
2005-05-02 21:50:22 C 12 02 56.14 +24 10 57.3 o 084
2005-05-02 22:06:29 C 12 02 57.52 +24 11 42.6 c A53
2005-05-02 22:17:01 C 12 02 57.98 +24 11 53.2 c A53
2005-05-03 05:48:58 C 12 03 26.40 +24 20 20.6 r H45
2005-05-03 05:52:35 C 12 03 26.54 +24 20 24.4 r H45
2005-05-03 05:54:52 C 12 03 26.69 +24 20 26.8 r H45
2005-05-03 06:01:53 C 12 03 26.94 +24 20 33.8 r H45
2005-05-03 06:05:05 C 12 03 27.16 +24 20 37.4 r H45
2005-05-03 06:07:35 C 12 03 27.20 +24 20 39.7 r H45
2005-05-05 03:50:58 C 12 07 08.11 +25 14 09.9 16.8 c 644
2005-05-05 04:19:40 C 12 07 09.72 +25 14 46.8 16.8 c 644
2005-05-05 04:50:07 C 12 07 11.41 +25 15 25.3 16.8 c 644
2005-05-06 05:10:56 C 12 09 28.30 +25 46 33.5 r H45
2005-05-06 05:13:23 C 12 09 28.41 +25 46 36.3 r H45
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)