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
2005-05-21 22:57:08 C 16 25 48.10 +41 48 46.2 r 938
2005-05-21 23:02:56 C 16 25 40.94 +41 46 09.4 r 084
2005-05-21 23:03:22 C 16 25 41.97 +41 46 08.4 r 084
2005-05-21 23:03:47 C 16 25 42.99 +41 46 07.0 r 084
2005-05-21 23:04:13 C 16 25 43.97 +41 46 05.7 r 084
2005-05-21 23:04:38 C 16 25 44.96 +41 46 04.5 r 084
2005-05-21 23:30:30 C 16 27 06.78 +41 47 27.6 r 938
2005-05-22 00:03:19 C 16 28 24.19 +41 46 01.1 r 938
2005-05-22 20:58:40 C 17 22 27.32 +39 46 22.6 r 084
2005-05-22 20:59:05 C 17 22 28.45 +39 46 19.2 r 084
2005-05-22 20:59:56 C 17 22 30.57 +39 46 12.5 r 084
2005-05-22 21:00:22 C 17 22 31.63 +39 46 09.4 r 084
2005-05-22 21:02:32 C 17 22 37.16 +39 45 52.7 r 084
2005-05-22 21:02:58 C 17 22 38.23 +39 45 49.0 r 084
2005-05-22 21:03:24 C 17 22 39.35 +39 45 45.6 r 084
2005-05-22 21:03:50 C 17 22 40.37 +39 45 42.4 r 084
2005-05-22 21:04:15 C 17 22 41.47 +39 45 39.2 r 084
2005-05-22 22:51:20 C 17 27 11.36 +39 31 07.6 r 084
2005-05-22 22:51:46 C 17 27 12.46 +39 31 03.9 r 084
2005-05-22 22:52:12 C 17 27 13.59 +39 31 00.0 r 084
2005-05-24 22:28:23 C 19 19 00.41 +29 03 03.5 o 198
2005-05-24 22:30:01 C 19 19 03.51 +29 02 38.1 o 198
2005-05-24 22:32:27 C 19 19 08.08 +29 02 01.2 o 198
2005-05-24 22:36:02 C 19 19 14.82 +29 01 06.2 o 198
2005-05-24 22:39:07 C 19 19 20.62 +29 00 18.9 o 198
2005-05-24 22:50:33 C 19 19 42.90 +28 56 39.4 r J95
2005-05-24 22:53:23 C 19 19 48.29 +28 55 55.8 r J95
2005-05-24 22:56:24 C 19 19 53.95 +28 55 09.7 r J95
2005-05-25 14:53:17 C 19 48 18.15 +24 43 21.2 r 379
2005-05-25 14:54:25 C 19 48 19.88 +24 43 04.1 r 379
2005-05-25 15:08:28 C 19 48 41.65 +24 39 29.7 r 379
2005-05-25 15:10:47 C 19 48 45.20 +24 38 55.1 r 379
2005-05-25 15:25:56 C 19 49 08.44 +24 35 03.6 r 379
2005-05-25 21:02:46 C 19 57 53.35 +23 03 46.3 r 084
2005-05-25 21:03:02 C 19 57 53.71 +23 03 42.6 r 084
2005-05-25 21:03:17 C 19 57 54.13 +23 03 38.4 r 084
2005-05-25 21:03:33 C 19 57 54.56 +23 03 34.3 r 084
2005-05-25 21:03:48 C 19 57 54.88 +23 03 31.2 r 084
2005-05-25 21:04:27 C 19 57 55.87 +23 03 21.2 r 084
2005-05-25 21:04:43 C 19 57 56.25 +23 03 17.1 r 084
2005-05-25 21:04:58 C 19 57 56.62 +23 03 13.4 r 084
2005-05-25 21:05:14 C 19 57 57.05 +23 03 09.1 r 084
2005-05-25 21:05:29 C 19 57 57.46 +23 03 04.9 r 084
2005-05-25 21:05:44 C 19 57 57.82 +23 03 01.7 r 084
2005-05-25 21:06:00 C 19 57 58.16 +23 02 57.5 r 084
2005-05-25 21:06:15 C 19 57 58.56 +23 02 54.4 r 084
2005-05-25 21:32:31 C 19 58 37.60 +22 56 18.0 r 084
2005-05-25 21:32:47 C 19 58 37.98 +22 56 14.1 r 084
2005-05-25 21:33:02 C 19 58 38.34 +22 56 10.3 r 084
2005-05-25 21:33:18 C 19 58 38.72 +22 56 06.3 r 084
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)