845838 (2018 JC3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4575213342 ± 2.48e-08
Semi-major axis (a)2.2924708673 AU ± 4.10e-09
Inclination (i)5.31815394° ± 1.64e-06
Long. of Asc. Node (Ω)161.84615360° ± 1.69e-05
Arg. of Perihelion (ω)137.27978438° ± 2.08e-05
Mean Anomaly (M)37.93791177° ± 3.97e-06
Mean Motion (n)0.2839595885°/day ± 7.62e-10
Perihelion dist (q)1.24361654 AU ± 5.69e-08
Aphelion dist (Q)3.34132520 AU ± 5.72e-08
Orbital Period3.47100899 yr ± 9.31e-09
Physical Parameters
H (abs. magnitude)19.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.226″
Uncertainty0
Orbit TypeAmor
MOID0.236341 AU
Observations Used325
Oppositions15
Arc Total2004-2025
First Observation Used2004-04-23
Last Observation Used2025-10-19
Observations (347)
Date Type RA Dec Mag Band Observatory
2018-05-15 06:44:33 C 16 56 18.69 -06 38 48.9 U I52
2018-05-15 06:53:09 C 16 56 18.77 -06 38 44.7 U I52
2018-05-15 06:53:44 C 16 56 18.80 -06 38 44.1 U I52
2018-05-15 07:01:42 C 16 56 18.82 -06 38 40.5 V H01
2018-05-15 07:06:20 C 16 56 18.87 -06 38 38.1 V H01
2018-05-15 07:25:01 C 16 56 19.07 -06 38 28.7 V H01
2018-05-15 07:35:23 C 16 56 19.18 -06 38 23.5 V H01
2018-05-15 08:04:37 C 16 56 19.67 -06 38 08.6 t 673
2018-05-15 08:15:30 C 16 56 19.77 -06 38 03.4 t 673
2018-05-16 09:36:47 C 16 56 40.77 -06 25 10.9 U 703
2018-05-16 09:47:12 C 16 56 40.89 -06 25 05.9 U 703
2018-05-16 09:55:22 C 16 56 40.88 -06 25 01.3 U 703
2018-05-16 10:03:32 C 16 56 40.98 -06 24 57.0 U 703
2018-05-16 10:58:01 C 16 56 41.48 -06 24 29.7 U I52
2018-05-16 11:00:14 C 16 56 41.51 -06 24 28.8 U I52
2018-05-16 11:02:28 C 16 56 41.52 -06 24 27.8 U I52
2018-05-16 11:04:41 C 16 56 41.55 -06 24 26.5 U I52
2018-05-19 08:10:31 C 16 57 32.70 -05 49 18.2 o 691
2018-05-19 08:25:55 C 16 57 32.82 -05 49 10.3 o 691
2018-05-19 08:41:20 C 16 57 32.89 -05 49 02.7 o 691
2018-05-21 11:56:17 C 16 58 03.298 -05 23 00.26 U F51
2018-05-21 12:13:41 C 16 58 03.361 -05 22 51.49 U F51
2018-05-21 12:48:21 C 16 58 03.498 -05 22 33.89 U F51
2018-05-22 06:56:28 C 16 58 13.81 -05 13 28.5 U I52
2018-05-22 07:04:48 C 16 58 13.86 -05 13 24.3 U I52
2018-05-22 07:25:48 C 16 58 13.92 -05 13 13.9 U I52
2018-05-22 08:12:02 C 16 58 14.06 -05 12 50.8 U I52
2018-05-23 09:29:33 C 16 58 25.77 -05 00 08.8 U I52
2018-05-23 09:43:13 C 16 58 25.78 -05 00 02.4 U I52
2018-05-23 09:51:14 C 16 58 25.83 -04 59 58.1 U I52
2018-05-23 09:58:07 C 16 58 25.83 -04 59 54.9 U I52
2018-06-02 05:51:23 C 16 59 30.47 -03 08 40.1 u H21
2018-06-02 05:56:35 C 16 59 30.46 -03 08 37.8 u H21
2018-06-02 06:05:23 C 16 59 30.42 -03 08 33.8 u H21
2018-06-02 08:17:24 C 16 59 30.48 -03 07 35.6 U I52
2018-06-02 08:25:15 C 16 59 30.45 -03 07 31.5 U I52
2018-06-02 08:34:03 C 16 59 30.42 -03 07 29.8 U I52
2018-06-02 08:42:52 C 16 59 30.39 -03 07 24.9 U I52
2018-06-02 09:03:42 C 16 59 30.28 -03 07 15.8 U I52
2018-06-02 09:10:52 C 16 59 30.29 -03 07 12.1 U I52
2018-06-02 09:32:04 C 16 59 30.24 -03 07 02.8 U I52
2018-06-02 09:39:31 C 16 59 30.20 -03 06 59.8 U I52
2018-06-02 09:45:45 C 16 59 30.18 -03 06 57.2 U I52
2018-06-02 09:53:01 C 16 59 30.19 -03 06 53.9 U I52
2018-06-02 09:59:53 C 16 59 30.16 -03 06 50.9 U I52
2018-06-04 21:48:37 C 16 59 37.68 -02 42 07.6 q 246
2018-06-04 21:49:32 C 16 59 37.68 -02 42 07.9 q 246
2018-06-04 21:49:50 C 16 59 37.64 -02 42 07.6 q 246
2018-06-04 21:50:59 C 16 59 37.65 -02 42 07.1 q 246
2018-06-04 22:45:16 C 16 59 37.64 -02 41 45.5 q A17