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
2017-11-20 05:49:14 C 01 56 19.48 -16 54 42.0 U 703
2017-11-22 08:31:23 C 01 59 45.33 -17 15 01.1 U T08
2017-11-22 08:36:41 C 01 59 45.64 -17 15 03.1 U T08
2017-11-22 08:41:18 C 01 59 45.95 -17 15 05.1 U T08
2017-11-22 08:52:32 C 01 59 46.59 -17 15 08.8 U T08
2017-11-22 08:53:12 C 01 59 46.65 -17 15 08.7 U T08
2017-11-22 08:59:08 C 01 59 46.98 -17 15 11.0 U T08
2017-11-22 09:00:27 C 01 59 47.08 -17 15 11.6 U T08
2017-11-22 09:03:05 C 01 59 47.22 -17 15 12.3 U T08
2017-11-23 05:49:12 C 02 01 16.99 -17 22 21.7 U G96
2017-11-23 05:56:56 C 02 01 17.47 -17 22 24.2 U G96
2017-11-23 06:04:39 C 02 01 17.94 -17 22 26.6 U G96
2017-11-23 06:12:25 C 02 01 18.44 -17 22 29.0 U G96
2017-11-24 08:04:43 C 02 03 15.09 -17 30 03.9 U T05
2017-11-24 08:20:29 C 02 03 16.11 -17 30 08.2 U T05
2017-11-24 08:26:24 C 02 03 16.50 -17 30 09.3 U T05
2017-11-24 08:27:03 C 02 03 16.57 -17 30 09.9 U T05
2017-11-24 08:29:01 C 02 03 16.70 -17 30 10.2 U T05
2017-11-24 08:30:59 C 02 03 16.78 -17 30 10.1 U T05
2017-11-24 08:44:00 C 02 03 17.66 -17 30 14.4 U T05
2017-11-28 05:16:55 C 02 10 51.92 -17 47 42.8 U 703
2017-11-28 05:23:19 C 02 10 52.43 -17 47 42.4 U 703
2017-11-28 05:29:40 C 02 10 52.86 -17 47 43.3 U 703
2017-11-28 05:36:03 C 02 10 53.44 -17 47 43.6 U 703
2017-11-28 05:41:44 C 02 10 53.86 -17 47 44.7 U 703
2017-11-28 05:48:02 C 02 10 54.34 -17 47 45.2 U 703
2017-11-28 05:54:18 C 02 10 54.76 -17 47 45.9 U 703
2017-11-28 06:00:35 C 02 10 55.27 -17 47 46.6 U 703
2017-12-04 07:57:16 C 02 24 52.98 -17 42 31.9 U T08
2017-12-04 07:57:56 C 02 24 52.91 -17 42 30.0 U T08
2017-12-04 08:10:46 C 02 24 54.21 -17 42 27.1 U T08
2017-12-04 08:14:44 C 02 24 54.49 -17 42 27.6 U T08
2017-12-04 08:33:51 C 02 24 56.27 -17 42 24.4 U T08
2017-12-06 19:53:26 C 02 31 17.05 -17 29 00.4 U 204
2017-12-06 20:01:03 C 02 31 17.81 -17 28 58.7 U 204
2017-12-06 20:08:40 C 02 31 18.59 -17 28 56.4 U 204
2017-12-06 23:29:56 C 02 31 39.58 -17 27 51.0 o Z22
2017-12-07 00:38:30 C 02 31 46.55 -17 27 30.3 o Z22
2017-12-07 00:40:26 C 02 31 46.69 -17 27 29.5 o Z22
2017-12-07 00:43:49 C 02 31 47.04 -17 27 28.3 o Z22
2017-12-07 00:45:26 C 02 31 47.21 -17 27 28.4 o Z22
2017-12-07 00:47:00 C 02 31 47.30 -17 27 27.6 o Z22
2017-12-08 08:28:06 C 02 35 20.74 -17 17 07.0 U T08
2017-12-08 08:28:45 C 02 35 20.81 -17 17 06.9 U T08
2017-12-08 08:32:03 C 02 35 21.14 -17 17 05.3 U T08
2017-12-08 08:32:42 C 02 35 21.18 -17 17 05.5 U T08
2017-12-08 08:45:55 C 02 35 22.54 -17 17 00.7 U T08
2017-12-08 08:47:53 C 02 35 22.71 -17 17 00.0 U T08
2017-12-08 09:06:21 C 02 35 24.58 -17 16 53.5 U T08
2017-12-08 09:07:40 C 02 35 24.72 -17 16 52.0 U T08