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
2017-05-31 06:55:32 C 15 52 47.15 -03 18 42.5 o 691
2017-05-31 07:12:59 C 15 52 45.09 -03 18 33.3 o 691
2017-06-02 07:50:19 C 15 47 21.33 -02 53 32.2 o 291
2017-06-02 08:01:41 C 15 47 20.10 -02 53 27.1 o 291
2017-06-02 08:13:01 C 15 47 18.88 -02 53 21.8 o 291
2017-06-03 03:47:05 C 15 45 18.21 -02 44 20.6 u H21
2017-06-03 03:53:17 C 15 45 17.55 -02 44 17.6 u H21
2017-06-03 08:48:55 C 15 44 47.22 -02 42 04.8 o 291
2017-06-03 08:56:49 C 15 44 46.41 -02 42 02.0 o 291
2017-06-03 09:04:44 C 15 44 45.59 -02 41 57.8 o 291
2017-06-04 07:14:35 C 15 42 36.03 -02 32 33.6 o 291
2017-06-04 07:32:42 C 15 42 34.20 -02 32 25.8 o 291
2017-06-04 07:50:51 C 15 42 32.44 -02 32 18.1 o 291
2017-06-14 06:03:27 C 15 25 01.32 -01 28 28.3 o 695
2017-06-14 06:15:46 C 15 25 00.60 -01 28 26.6 o 695
2017-06-17 06:26:28 C 15 21 26.41 -01 19 55.8 o 291
2017-06-17 06:47:15 C 15 21 25.43 -01 19 53.7 o 291
2017-06-17 07:08:04 C 15 21 24.44 -01 19 51.5 o 291
2017-06-21 05:55:20 C 15 17 43.35 -01 14 30.3 o 291
2017-06-21 06:36:56 C 15 17 41.89 -01 14 29.2 o 291
2017-06-21 07:18:31 C 15 17 40.46 -01 14 28.0 o 291
2018-08-08 05:49:12 C 18 48 26.794 +16 09 11.99 V T14
2018-08-08 05:53:00 C 18 48 26.520 +16 09 10.72 V T14
2018-08-08 05:56:42 C 18 48 26.248 +16 09 09.47 V T14
2018-08-08 06:00:52 C 18 48 25.950 +16 09 08.15 V T14
2018-08-08 06:04:35 C 18 48 25.674 +16 09 06.91 V T14
2018-08-08 06:08:17 C 18 48 25.404 +16 09 05.73 V T14
2018-08-11 07:56:17 C 18 43 16.506 +15 43 02.05 V T14
2018-08-11 08:03:40 C 18 43 15.987 +15 42 59.32 V T14
2022-09-16 02:57:00 C 17 46 25.22 +25 38 33.5 o 291
2022-09-16 03:13:09 C 17 46 23.49 +25 38 14.0 o 291