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
1993-09-09 06:33:54 c 22 19 50.39 -07 38 07.6 i 691
1993-09-09 07:21:39 c 22 19 47.63 -07 38 34.7 i 691
1993-09-09 08:11:58 c 22 19 44.70 -07 39 06.3 i 691
1993-09-10 04:29:04 c 22 18 39.73 -07 51 15.3 i 691
1993-09-10 04:42:06 c 22 18 39.01 -07 51 24.0 i 691
1993-09-10 04:54:56 c 22 18 38.21 -07 51 30.7 i 691
1993-09-10 07:50:08 C 22 18 28.15 -07 53 15.2 a 691
1993-09-10 08:01:45 C 22 18 27.49 -07 53 22.3 a 691
1993-09-10 08:14:38 C 22 18 26.76 -07 53 29.8 a 691
1993-09-14 04:55:26 c 22 13 30.58 -08 49 36.2 i 691
1993-09-14 05:10:19 c 22 13 29.73 -08 49 45.2 i 691
1993-09-14 05:32:20 c 22 13 28.49 -08 49 58.3 i 691
1993-09-16 07:02:14 C 22 10 54.72 -09 19 57.5 20.1 z 658
1993-09-16 07:08:17 C 22 10 54.38 -09 20 01.7 z 658
1993-09-16 07:13:40 C 22 10 54.10 -09 20 05.4 z 658
1993-09-18 04:16:48 c 22 08 39.13 -09 47 07.2 i 691
1993-09-18 05:08:01 c 22 08 36.49 -09 47 36.9 i 691
1993-09-18 05:56:39 c 22 08 33.92 -09 48 06.8 i 691
1993-09-19 05:05:25 c 22 07 26.69 -10 01 53.7 i 691
1993-09-19 05:19:39 c 22 07 25.93 -10 02 01.9 i 691
1993-09-19 05:33:20 c 22 07 25.26 -10 02 09.8 i 691
1993-10-21 03:09:24 C 21 53 31.59 -15 29 36.4 a 691
1993-10-21 03:20:22 C 21 53 31.78 -15 29 38.5 a 691
1993-10-21 03:32:08 C 21 53 31.95 -15 29 40.6 a 691
2001-08-19 05:56:57 C 23 24 48.23 -00 08 55.9 c 807
2001-08-19 07:57:42 C 23 24 45.78 -00 09 29.5 c 807
2001-08-20 07:10:18 C 23 24 20.55 -00 16 09.5 c 807
2001-08-20 09:14:17 C 23 24 17.88 -00 16 46.4 c 807
2001-09-12 07:55:23 C 23 04 59.51 -04 44 49.9 19.6 c 704
2001-09-12 08:15:45 C 23 04 58.42 -04 45 03.1 19.8 c 704
2001-09-12 08:36:04 C 23 04 57.37 -04 45 17.1 19.6 c 704
2001-09-12 08:56:25 C 23 04 56.27 -04 45 30.3 20.3 c 704
2001-09-13 04:34:33 C 23 04 01.04 -04 58 22.6 19.1 c 644
2001-09-13 05:05:14 C 23 03 59.48 -04 58 42.6 19.7 c 644
2001-09-13 05:35:18 C 23 03 57.96 -04 59 02.9 19.5 c 644
2001-09-13 10:31:41 C 23 03 42.81 -05 02 22.4 c 658
2001-09-13 10:36:45 C 23 03 42.52 -05 02 26.1 c 658
2001-09-13 10:39:31 C 23 03 42.40 -05 02 27.4 c 658
2001-09-13 12:36:58 C 23 03 37.06 -05 03 24.0 c 474
2001-09-13 12:40:58 C 23 03 36.91 -05 03 26.0 c 474
2001-09-13 12:49:48 C 23 03 36.45 -05 03 32.2 c 474
2001-09-16 06:52:51 C 23 00 23.07 -05 48 29.6 18.7 c 704
2001-09-16 07:13:28 C 23 00 21.99 -05 48 44.5 19.6 c 704
2001-09-16 07:34:07 C 23 00 20.87 -05 48 58.4 19.7 c 704
2001-09-16 07:54:46 C 23 00 19.80 -05 49 12.0 19.4 c 704
2001-09-16 08:16:45 C 23 00 18.61 -05 49 27.3 19.6 c 704
2001-09-19 04:32:49 C 22 56 57.18 -06 36 52.8 18.7 c 704
2001-09-19 04:53:17 C 22 56 56.12 -06 37 07.7 19.7 c 704
2001-09-19 05:13:43 C 22 56 55.04 -06 37 21.8 19.1 c 704
2001-09-19 05:34:09 C 22 56 53.94 -06 37 36.4 19.4 c 704