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
2005-05-25 21:33:33 C 19 58 39.17 +22 56 02.3 r 084
2005-05-25 21:33:50 C 19 58 39.53 +22 55 58.4 r 084
2005-05-26 00:44:20 C 20 03 20.97 +22 09 00.2 o 198
2005-05-26 00:45:22 C 20 03 22.41 +22 08 44.7 o 198
2005-05-26 00:45:46 C 20 03 22.97 +22 08 38.7 o 198
2005-05-26 00:47:15 C 20 03 25.01 +22 08 16.7 o 198
2005-05-26 00:47:40 C 20 03 25.59 +22 08 10.4 o 198
2005-05-26 00:48:56 C 20 03 27.34 +22 07 51.4 o 198
2005-06-06 09:49:00 C 22 20 10.89 -07 14 52.1 r 703
2005-06-06 10:01:45 C 22 20 12.37 -07 15 20.4 r 703
2005-06-06 10:14:19 C 22 20 13.84 -07 15 48.0 r 703
2005-06-06 10:26:56 C 22 20 15.28 -07 16 15.6 r 703
2005-06-07 16:58:09 C 22 24 24.29 -08 14 02.1 r E12
2005-06-07 17:15:12 C 22 24 25.85 -08 14 34.0 r E12
2005-06-07 17:32:19 C 22 24 27.40 -08 15 06.3 r E12
2005-06-07 17:49:26 C 22 24 28.92 -08 15 38.6 r E12
2005-06-08 09:48:39 C 22 26 25.21 -08 46 31.2 o 699
2005-06-08 09:55:33 C 22 26 25.81 -08 46 42.6 o 699
2005-06-08 10:02:27 C 22 26 26.42 -08 46 55.1 o 699
2005-06-08 10:09:21 C 22 26 27.02 -08 47 07.0 o 699
2005-06-18 09:32:32 C 22 42 02.73 -13 14 40.7 r G96
2005-06-18 09:37:53 C 22 42 02.80 -13 14 45.3 r G96
2005-06-18 09:43:12 C 22 42 02.88 -13 14 49.5 r G96
2005-06-18 09:48:32 C 22 42 02.95 -13 14 53.8 r G96
2005-07-11 03:52:04 C 22 38 10.07 -18 10 22.7 18.2 o J50
2005-07-11 03:53:21 C 22 38 10.00 -18 10 23.3 18.2 o J50
2005-07-11 04:18:14 C 22 38 08.71 -18 10 34.3 18.2 o J50
2005-07-11 04:19:30 C 22 38 08.65 -18 10 34.9 18.2 o J50
2005-07-11 05:02:40 C 22 38 06.42 -18 10 53.6 18.2 o J50
2005-07-11 05:03:54 C 22 38 06.35 -18 10 54.1 18.2 o J50
2005-07-14 09:05:34 C 22 35 00.68 -18 43 19.3 r 734
2005-07-14 09:09:49 C 22 35 00.47 -18 43 21.4 r 734
2005-07-14 09:14:04 C 22 35 00.23 -18 43 23.3 r 734
2005-07-14 09:18:18 C 22 35 00.00 -18 43 24.7 r 734
2005-08-03 23:31:27 C 22 08 11.66 -21 19 42.5 r 952
2005-08-03 23:39:17 C 22 08 11.22 -21 19 44.7 r 952
2005-08-03 23:47:39 C 22 08 10.66 -21 19 46.3 r 952
2010-02-07 07:41:47 C 11 17 02.46 +10 36 31.5 o H21
2010-02-07 08:09:01 C 11 17 02.21 +10 36 38.9 o H21
2010-02-07 08:35:44 C 11 17 02.01 +10 36 46.2 o H21
2010-02-08 10:20:44 C 11 16 52.98 +10 44 02.1 o 291
2010-02-08 10:30:57 C 11 16 52.77 +10 44 05.9 o 291
2010-02-08 10:41:49 C 11 16 52.79 +10 44 07.2 o 291
2010-02-10 06:49:47 C 11 16 30.90 +10 57 29.7 o 691
2010-02-10 07:15:17 C 11 16 30.57 +10 57 37.4 o 691
2010-02-10 07:40:44 C 11 16 30.24 +10 57 46.3 o 691
2010-02-14 06:03:16 C 11 15 10.43 +11 30 23.9 o 691
2010-02-14 06:28:44 C 11 15 09.91 +11 30 33.7 o 691
2010-02-14 06:54:13 C 11 15 09.34 +11 30 43.2 o 691
2010-03-04 07:00:11 C 10 59 37.33 +15 02 50.5 o H21
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)