423210 (2004 RD84)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4156708576 ± 5.20e-08
Semi-major axis (a)1.8203459764 AU ± 1.14e-08
Inclination (i)24.25012993° ± 1.22e-05
Long. of Asc. Node (Ω)331.24575632° ± 9.12e-06
Arg. of Perihelion (ω)100.37120244° ± 1.72e-05
Mean Anomaly (M)178.91860941° ± 2.71e-05
Mean Motion (n)0.4013112818°/day ± 3.78e-09
Perihelion dist (q)1.06368120 AU ± 9.48e-08
Aphelion dist (Q)2.57701075 AU ± 9.60e-08
Orbital Period2.45601439 yr ± 2.32e-08
Physical Parameters
H (abs. magnitude)19.16
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.434″
Uncertainty0
Orbit TypeAmor
MOID0.297698 AU
Observations Used176
Oppositions12
Arc Total2004-2025
First Observation Used2004-09-10
Last Observation Used2025-04-29
Observations (184)
Date Type RA Dec Mag Band Observatory
2004-10-14 02:19:14 C 20 25 41.95 +00 51 33.4 d 291
2004-11-19 03:08:10 C 20 50 43.20 +12 43 30.0 r 448
2004-11-19 03:25:15 C 20 50 44.15 +12 43 44.6 r 448
2004-11-19 03:28:41 C 20 50 44.35 +12 43 47.4 r 448
2004-11-19 03:46:12 C 20 50 45.41 +12 44 02.3 r 448
2005-01-11 02:25:43 C 23 05 22.28 +34 24 00.1 r 448
2005-01-11 02:33:31 C 23 05 23.58 +34 24 08.8 r 448
2005-01-11 02:56:14 C 23 05 27.49 +34 24 32.2 r 448
2005-02-28 03:51:43 C 04 05 19.56 +40 40 14.2 r 448
2005-02-28 04:05:40 C 04 05 23.25 +40 40 01.7 r 448
2005-02-28 04:33:20 C 04 05 30.71 +40 39 37.3 r 448
2009-07-24 16:55:11 C 00 07 21.44 -01 05 24.1 o 474
2009-07-24 17:02:36 C 00 07 21.59 -01 05 16.1 o 474
2009-07-24 17:09:55 C 00 07 21.71 -01 05 08.7 o 474
2009-07-24 17:17:14 C 00 07 21.84 -01 05 01.7 o 474
2009-07-24 17:24:31 C 00 07 21.99 -01 04 53.7 o 474
2009-07-26 16:02:49 C 00 08 13.93 -00 17 38.7 o 474
2009-07-26 16:05:15 C 00 08 13.95 -00 17 36.2 o 474
2009-07-26 16:07:39 C 00 08 14.00 -00 17 34.1 o 474
2009-07-26 16:11:08 C 00 08 14.06 -00 17 30.5 o 474
2009-07-26 16:15:29 C 00 08 14.11 -00 17 26.2 o 474
2009-07-26 16:20:29 C 00 08 14.19 -00 17 20.7 o 474
2009-07-26 16:24:49 C 00 08 14.27 -00 17 16.2 o 474
2009-07-26 16:32:30 C 00 08 14.39 -00 17 08.5 o 474
2009-07-27 09:37:37 C 00 08 31.66 +00 00 24.4 o 291
2009-07-27 09:45:38 C 00 08 31.78 +00 00 32.6 o 291
2009-07-27 10:15:13 C 00 08 32.18 +00 01 05.0 o 291
2009-08-26 07:44:28 C 23 58 45.37 +17 23 41.1 19.8 c 704
2009-08-26 08:02:36 C 23 58 44.25 +17 24 14.9 19.8 c 704
2009-08-26 08:20:43 C 23 58 43.25 +17 24 50.2 19.9 c 704
2009-08-26 08:38:52 C 23 58 42.16 +17 25 25.7 20.1 c 704
2009-08-26 08:57:02 C 23 58 41.14 +17 26 00.3 20.3 c 704
2009-09-15 05:23:37 C 23 11 34.80 +35 03 45.9 r 703
2009-09-15 05:33:18 C 23 11 33.32 +35 04 07.8 r 703
2009-09-15 05:42:57 C 23 11 31.81 +35 04 30.7 r 703
2009-09-15 05:52:37 C 23 11 30.19 +35 04 50.5 r 703
2009-09-23 04:40:16 C 22 39 16.84 +42 02 20.9 r 703
2009-09-23 04:56:10 C 22 39 13.75 +42 02 52.9 r 703
2009-09-23 05:04:03 C 22 39 12.16 +42 03 08.8 r 703
2009-09-23 21:14:14 C 22 36 08.71 +42 35 33.3 c 560
2009-09-23 21:17:54 C 22 36 07.99 +42 35 40.8 c 560
2009-09-23 21:22:03 C 22 36 07.21 +42 35 49.8 c 560
2010-01-27 08:29:25 C 09 11 07.62 +70 36 27.8 c H21
2010-01-27 08:35:59 C 09 11 05.24 +70 36 04.2 c H21
2010-01-27 08:39:55 C 09 11 03.55 +70 35 51.0 c H21
2010-01-28 10:50:59 C 09 02 39.87 +69 00 49.2 o F65
2010-01-28 10:52:17 C 09 02 39.46 +69 00 44.6 o F65
2010-02-02 00:36:57 C 08 37 40.86 +61 57 32.3 18.7 u C20
2010-02-02 00:39:04 C 08 37 40.47 +61 57 23.1 18.8 u C20
2010-02-02 21:59:18 C 08 34 15.94 +60 32 35.4 18.5 u C20