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
2005-05-06 05:15:39 C 12 09 28.58 +25 46 38.7 r H45
2005-05-06 05:17:38 C 12 09 28.73 +25 46 41.1 r H45
2005-05-06 05:20:10 C 12 09 28.90 +25 46 44.1 r H45
2005-05-06 20:25:29 C 12 11 12.42 +26 07 08.4 r A06
2005-05-06 20:30:23 C 12 11 12.81 +26 07 15.1 r A06
2005-05-06 20:40:20 C 12 11 13.64 +26 07 29.3 r A06
2005-05-06 21:02:21 C 12 11 14.48 +26 07 51.3 17.4 o 130
2005-05-06 21:03:49 C 12 11 14.59 +26 07 53.2 17.6 o 130
2005-05-06 21:04:33 C 12 11 14.65 +26 07 54.3 17.4 o 130
2005-05-06 21:05:17 C 12 11 14.71 +26 07 55.2 17.6 o 130
2005-05-06 21:06:00 C 12 11 14.76 +26 07 56.2 17.5 o 130
2005-05-06 22:03:11 C 12 11 19.72 +26 09 13.7 r 203
2005-05-06 23:37:25 C 12 11 28.09 +26 11 16.2 r 203
2005-05-07 12:55:35 C 12 13 07.41 +26 31 01.9 m 355
2005-05-07 12:58:51 C 12 13 07.94 +26 31 08.9 o 379
2005-05-07 13:02:03 C 12 13 07.94 +26 31 11.2 m 355
2005-05-07 13:05:47 C 12 13 08.51 +26 31 18.9 o 379
2005-05-07 13:08:36 C 12 13 08.52 +26 31 21.2 m 355
2005-05-07 13:10:25 C 12 13 08.95 +26 31 25.5 o 379
2005-05-07 20:16:35 C 12 14 06.84 +26 41 41.5 o 108
2005-05-07 20:21:29 C 12 14 07.27 +26 41 48.4 o 108
2005-05-07 20:25:49 C 12 14 07.70 +26 41 54.4 o 108
2005-05-07 20:29:40 C 12 14 08.15 +26 42 01.9 o 108
2005-05-07 21:31:33 C 12 14 14.35 +26 43 30.9 d A56
2005-05-07 21:44:49 C 12 14 15.65 +26 43 50.1 d A56
2005-05-07 21:51:23 C 12 14 16.31 +26 43 59.4 d A56
2005-05-07 22:06:22 C 12 14 17.85 +26 44 21.7 d A56
2005-05-08 04:50:54 C 12 15 14.76 +26 55 15.0 15.9 c 704
2005-05-08 05:06:50 C 12 15 16.34 +26 55 39.0 16.3 c 704
2005-05-08 05:23:26 C 12 15 17.97 +26 56 03.9 16.5 c 704
2005-05-08 05:38:44 C 12 15 19.50 +26 56 26.6 16.4 c 704
2005-05-08 05:53:51 C 12 15 21.04 +26 56 48.8 16.4 c 704
2005-05-08 20:29:15 C 12 17 34.33 +27 19 56.2 r A06
2005-05-08 20:32:27 C 12 17 34.65 +27 20 01.5 r A06
2005-05-08 20:35:39 C 12 17 35.03 +27 20 07.0 r A06
2005-05-08 20:38:51 C 12 17 35.42 +27 20 12.6 r A06
2005-05-08 21:53:15 C 12 17 43.32 +27 22 03.2 r 203
2005-05-08 22:32:53 C 12 17 48.16 +27 23 04.9 r 203
2005-05-08 23:49:11 C 12 17 59.75 +27 24 53.4 c J93
2005-05-08 23:53:14 C 12 18 00.27 +27 24 59.8 c J93
2005-05-08 23:57:17 C 12 18 00.80 +27 25 06.6 c J93
2005-05-09 03:43:07 C 12 18 42.77 +27 32 23.2 16.1 c 704
2005-05-09 03:59:16 C 12 18 44.67 +27 32 50.9 16.3 c 704
2005-05-09 04:14:09 C 12 18 46.43 +27 33 16.4 16.1 c 704
2005-05-09 04:28:47 C 12 18 48.14 +27 33 41.3 16.2 c 704
2005-05-09 04:43:35 C 12 18 49.89 +27 34 06.0 16.1 c 704
2005-05-09 05:00:53 C 12 18 52.03 +27 34 34.6 16.7 c 704
2005-05-09 05:16:06 C 12 18 53.87 +27 34 59.9 16.7 c 704
2005-05-09 05:46:53 C 12 18 57.60 +27 35 49.7 16.6 c 704
2005-05-09 06:02:38 C 12 18 59.53 +27 36 14.9 17.0 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)