496818 (1993 RA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4164355873 ± 1.04e-08
Semi-major axis (a)1.9184107368 AU ± 6.62e-10
Inclination (i)5.60456838° ± 9.62e-07
Long. of Asc. Node (Ω)171.62726900° ± 1.13e-05
Arg. of Perihelion (ω)265.46457022° ± 1.40e-05
Mean Anomaly (M)354.16024407° ± 2.13e-06
Mean Motion (n)0.3709367663°/day ± 1.92e-10
Perihelion dist (q)1.11951623 AU ± 2.00e-08
Aphelion dist (Q)2.71730524 AU ± 2.00e-08
Orbital Period2.65712750 yr ± 1.38e-09
Physical Parameters
H (abs. magnitude)19.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.229″
Uncertainty0
Orbit TypeAmor
MOID0.168154 AU
Observations Used727
Oppositions21
Arc Total1993-2026
First Observation Used1993-09-09
Last Observation Used2026-01-13
Observations (783)
Date Type RA Dec Mag Band Observatory
2017-10-10 11:00:34 C 01 30 41.87 -01 41 08.4 L T08
2017-10-11 00:26:40 C 01 30 49.95 -01 54 34.8 q 160
2017-10-11 00:28:43 C 01 30 49.97 -01 54 36.5 q 160
2017-10-11 00:30:38 C 01 30 49.97 -01 54 38.1 q 160
2017-10-11 10:13:02 C 01 30 56.37 -02 04 08.2 L T08
2017-10-11 10:18:47 C 01 30 56.36 -02 04 13.5 L T08
2017-10-11 10:29:57 C 01 30 56.39 -02 04 24.8 L T08
2017-10-11 10:48:38 C 01 30 56.43 -02 04 44.1 L T08
2017-10-11 10:55:05 C 01 30 56.43 -02 04 50.3 L T08
2017-10-13 22:43:33 C 01 31 31.76 -03 06 01.2 u K83
2017-10-13 22:47:32 C 01 31 31.68 -03 06 04.9 u K83
2017-10-13 22:50:19 C 01 31 31.68 -03 06 08.7 u K83
2017-10-13 22:52:01 C 01 31 31.74 -03 06 10.1 u K83
2017-10-14 07:37:50 C 01 31 36.40 -03 15 13.7 U 703
2017-10-14 07:45:02 C 01 31 36.38 -03 15 21.3 U 703
2017-10-14 07:52:10 C 01 31 36.42 -03 15 28.7 U 703
2017-10-14 07:59:18 C 01 31 36.43 -03 15 36.1 U 703
2017-10-16 21:52:44 C 01 32 11.91 -04 21 22.9 q 046
2017-10-16 21:54:52 C 01 32 11.92 -04 21 25.0 q 046
2017-10-16 21:55:43 C 01 32 11.96 -04 21 26.0 q 046
2017-10-16 22:04:17 C 01 32 11.93 -04 21 35.6 q 046
2017-10-16 22:05:11 C 01 32 11.92 -04 21 36.3 q 046
2017-10-16 22:05:59 C 01 32 11.96 -04 21 37.7 q 046
2017-10-16 22:06:55 C 01 32 11.99 -04 21 38.4 q 046
2017-10-16 23:56:17 C 01 32 12.44 -04 23 34.8 U 130
2017-10-16 23:57:46 C 01 32 12.44 -04 23 36.2 U 130
2017-10-16 23:59:59 C 01 32 12.47 -04 23 38.6 U 130
2017-10-17 00:01:27 C 01 32 12.45 -04 23 40.3 U 130
2017-10-17 06:40:52 C 01 32 16.80 -04 30 45.8 U G96
2017-10-17 06:48:34 C 01 32 16.81 -04 30 54.1 U G96
2017-10-17 06:56:07 C 01 32 16.83 -04 31 02.2 U G96
2017-10-17 07:03:44 C 01 32 16.84 -04 31 10.5 U G96
2017-10-17 07:07:26 C 01 32 16.84 -04 31 14.7 U 703
2017-10-17 07:15:29 C 01 32 16.84 -04 31 23.5 U 703
2017-10-17 07:23:17 C 01 32 16.87 -04 31 31.8 U 703
2017-10-17 07:31:08 C 01 32 16.90 -04 31 40.3 U 703
2017-10-22 09:40:00 C 01 33 32.39 -06 45 31.9 T08
2017-10-22 09:50:11 C 01 33 32.40 -06 45 43.0 T08
2017-10-22 10:00:41 C 01 33 32.42 -06 45 54.9 T08
2017-10-22 10:13:09 C 01 33 32.46 -06 46 08.3 T08
2017-10-23 07:13:35 C 01 33 47.28 -07 09 29.1 U 703
2017-10-23 07:21:31 C 01 33 47.32 -07 09 38.0 U 703
2017-10-23 07:29:28 C 01 33 47.32 -07 09 46.0 U 703
2017-10-23 07:37:24 C 01 33 47.39 -07 09 55.2 U 703
2017-10-25 00:06:03 C 01 34 18.43 -07 54 40.3 d Z35
2017-10-25 00:46:07 C 01 34 18.71 -07 55 23.9 d Z35
2017-10-26 06:32:30 C 01 34 44.44 -08 28 04.1 U 703
2017-10-26 06:36:17 C 01 34 44.47 -08 28 09.4 U G96
2017-10-26 06:40:20 C 01 34 44.49 -08 28 13.9 U 703
2017-10-26 06:43:57 C 01 34 44.52 -08 28 17.8 U G96