2017 KZ4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7969179062 ± 1.71e-07
Semi-major axis (a)1.5366073916 AU ± 7.86e-08
Inclination (i)25.22762168° ± 2.02e-05
Long. of Asc. Node (Ω)231.28977612° ± 3.29e-05
Arg. of Perihelion (ω)230.29261566° ± 1.46e-05
Mean Anomaly (M)209.65231687° ± 6.50e-05
Mean Motion (n)0.5174494137°/day ± 3.97e-08
Perihelion dist (q)0.31205745 AU ± 2.63e-07
Aphelion dist (Q)2.76115734 AU ± 2.98e-07
Orbital Period1.90477805 yr ± 1.46e-07
Physical Parameters
H (abs. magnitude)20.71
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.223″
Uncertainty0
Orbit TypeApollo
MOID0.041238 AU
Observations Used81
Oppositions2
Arc Total2017-2022
First Observation Used2017-05-22
Last Observation Used2022-09-16
Observations (81)
Date Type RA Dec Mag Band Observatory
2017-05-22 11:29:18 C 16 23 11.392 -05 55 28.30 L F51
2017-05-22 11:47:39 C 16 23 08.127 -05 55 10.83 L F51
2017-05-22 12:05:55 C 16 23 04.891 -05 54 53.63 L F51
2017-05-22 12:24:17 C 16 23 01.621 -05 54 36.35 L F51
2017-05-23 07:37:03 C 16 19 46.05 -05 36 53.1 o 926
2017-05-23 07:42:23 C 16 19 45.16 -05 36 48.8 o 926
2017-05-23 07:47:42 C 16 19 44.23 -05 36 43.5 o 926
2017-05-23 07:50:57 C 16 19 43.71 -05 36 40.8 o 691
2017-05-23 07:59:01 C 16 19 42.31 -05 36 33.4 o 691
2017-05-23 08:07:05 C 16 19 40.94 -05 36 26.0 o 691
2017-05-23 11:29:43 C 16 19 07.023 -05 33 20.78 U 568
2017-05-23 11:34:00 C 16 19 06.291 -05 33 16.92 U 568
2017-05-23 11:38:17 C 16 19 05.558 -05 33 13.09 U 568
2017-05-23 13:43:17 C 16 18 44.94 -05 31 03.7 U 474
2017-05-23 13:47:30 C 16 18 44.24 -05 31 00.2 U 474
2017-05-23 13:51:44 C 16 18 43.52 -05 30 56.4 U 474
2017-05-24 07:23:28 C 16 15 52.36 -05 15 57.3 U H01
2017-05-24 07:28:14 C 16 15 51.58 -05 15 53.2 U H01
2017-05-24 07:44:57 C 16 15 48.83 -05 15 38.9 U H01
2017-05-24 08:07:12 C 16 15 45.18 -05 15 19.8 U H01
2017-05-24 09:03:29 C 16 15 35.96 -05 14 31.4 o 691
2017-05-24 09:04:07 C 16 15 35.85 -05 14 30.2 q I52
2017-05-24 09:07:56 C 16 15 35.29 -05 14 27.2 q I52
2017-05-24 09:11:45 C 16 15 34.63 -05 14 24.4 q I52
2017-05-24 09:15:34 C 16 15 34.01 -05 14 21.1 q I52
2017-05-24 09:48:54 C 16 15 28.57 -05 13 51.8 o 691
2017-05-24 10:34:15 C 16 15 21.20 -05 13 13.5 o 691
2017-05-25 12:54:26 C 16 11 15.64 -04 51 10.4 U 474
2017-05-25 12:58:40 C 16 11 15.03 -04 51 07.1 U 474
2017-05-25 13:02:54 C 16 11 14.35 -04 51 03.7 U 474
2017-05-25 13:07:08 C 16 11 13.67 -04 51 00.5 U 474
2017-05-26 07:59:23 C 16 08 24.42 -04 36 36.2 q I52
2017-05-26 08:03:49 C 16 08 23.75 -04 36 32.8 q I52
2017-05-26 08:08:17 C 16 08 23.08 -04 36 29.5 q I52
2017-05-26 08:12:45 C 16 08 22.42 -04 36 26.2 q I52
2017-05-27 07:14:06 C 16 05 04.10 -04 19 22.8 o 691
2017-05-27 07:56:14 C 16 04 58.06 -04 18 52.8 o 691
2017-05-27 08:38:25 C 16 04 52.00 -04 18 21.5 o 691
2017-05-27 09:04:31 C 16 04 48.24 -04 18 04.0 q I52
2017-05-27 09:28:40 C 16 04 44.75 -04 17 46.4 q I52
2017-05-29 06:02:19 C 15 58 46.61 -03 47 44.0 q I52
2017-05-29 06:06:04 C 15 58 46.13 -03 47 39.9 q I52
2017-05-29 06:15:47 C 15 58 44.85 -03 47 34.9 q I52
2017-05-30 07:41:13 C 15 55 33.24 -03 32 01.0 q I52
2017-05-30 07:43:19 C 15 55 33.13 -03 31 59.4 q I52
2017-05-30 07:47:30 C 15 55 32.64 -03 31 56.1 q I52
2017-05-30 08:47:57 C 15 55 25.03 -03 31 20.8 t 705
2017-05-30 08:49:25 C 15 55 24.83 -03 31 20.1 t 705
2017-05-30 08:50:52 C 15 55 24.65 -03 31 19.2 t 705
2017-05-31 06:38:05 C 15 52 49.27 -03 18 52.2 o 691