2018 KB4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5600687000 ± 2.75e-05
Semi-major axis (a)2.2206740339 AU ± 1.50e-04
Inclination (i)26.13771615° ± 8.90e-04
Long. of Asc. Node (Ω)73.25258426° ± 9.24e-05
Arg. of Perihelion (ω)138.76002063° ± 8.22e-04
Mean Anomaly (M)102.09983003° ± 8.39e-02
Mean Motion (n)0.2978413931°/day ± 3.02e-05
Perihelion dist (q)0.97694401 AU ± 8.99e-05
Aphelion dist (Q)3.46440405 AU ± 2.42e-04
Orbital Period3.30923205 yr ± 3.35e-04
Physical Parameters
H (abs. magnitude)21.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.285″
Uncertainty2
Orbit TypeApollo
MOID0.049638 AU
Observations Used59
Oppositions1
Arc Total2018-2018
First Observation Used2018-05-26
Last Observation Used2018-07-12
Observations (63)
Date Type RA Dec Mag Band Observatory
2018-05-26 13:35:45 C 20 22 22.501 +03 43 48.93 U F51
2018-05-26 13:51:10 C 20 22 21.992 +03 40 17.59 U F51
2018-05-26 14:06:38 C 20 22 21.478 +03 36 44.85 U F51
2018-05-26 14:22:08 C 20 22 20.956 +03 33 11.85 U F51
2018-05-26 23:55:07 C 20 22 18.61 +01 21 09.9 U 104
2018-05-27 00:12:09 C 20 22 18.23 +01 17 15.8 U 104
2018-05-27 00:20:39 C 20 22 18.08 +01 15 18.1 U 104
2018-05-27 00:30:31 C 20 22 17.67 +01 14 52.0 U K91
2018-05-27 00:31:41 C 20 22 17.57 +01 12 44.0 U L01
2018-05-27 00:33:23 C 20 22 17.57 +01 12 20.6 U L01
2018-05-27 00:34:57 C 20 22 17.54 +01 13 51.0 U K91
2018-05-27 00:35:07 C 20 22 17.52 +01 11 56.9 U L01
2018-05-27 00:37:03 C 20 22 17.48 +01 11 29.6 U L01
2018-05-27 00:38:58 C 20 22 17.41 +01 11 03.3 U L01
2018-05-27 00:40:14 C 20 22 17.40 +01 12 37.9 U K91
2018-05-27 00:44:40 C 20 22 17.26 +01 11 37.1 U K91
2018-05-27 00:50:15 C 20 22 17.13 +01 08 27.3 U L01
2018-05-27 00:51:58 C 20 22 17.06 +01 08 04.5 U L01
2018-05-27 00:53:41 C 20 22 17.03 +01 07 40.4 U L01
2018-05-27 11:03:21 C 20 22 08.64 -01 12 26.6 U I52
2018-05-27 11:03:33 C 20 22 08.62 -01 12 29.2 U I52
2018-05-27 11:03:44 C 20 22 08.61 -01 12 31.7 U I52
2018-05-27 11:03:54 C 20 22 08.61 -01 12 34.5 U I52
2018-05-28 01:17:36 C 20 22 00.30 -04 29 16.4 q J77
2018-05-28 01:50:13 C 20 21 59.45 -04 36 46.5 q J77
2018-05-28 01:57:13 C 20 21 59.29 -04 38 23.8 q J77
2018-05-28 02:05:41 C 20 21 59.04 -04 40 19.2 q J77
2018-05-28 02:08:38 C 20 21 58.97 -04 41 00.5 q J77
2018-05-28 03:45:44 C 20 21 57.58 -05 02 51.6 U G40
2018-05-28 04:05:45 C 20 21 56.86 -05 07 26.8 U G40
2018-05-28 04:10:24 C 20 21 56.70 -05 08 30.6 U G40
2018-06-02 10:30:51 C 20 19 05.20 -31 07 24.8 U I52
2018-06-02 10:31:44 C 20 19 05.16 -31 07 33.8 U I52
2018-06-02 10:35:33 C 20 19 04.96 -31 08 12.0 U I52
2018-06-02 10:39:21 C 20 19 04.69 -31 08 51.1 U I52
2018-06-03 10:15:31 C 20 18 15.69 -35 02 17.7 U I52
2018-06-03 10:15:42 C 20 18 15.64 -35 02 19.7 U I52
2018-06-03 10:15:53 C 20 18 15.63 -35 02 20.4 U I52
2018-06-03 10:16:04 C 20 18 15.60 -35 02 23.4 U I52
2018-06-04 16:03:16 C 20 17 05.31 -39 27 38.3 q E10
2018-06-04 16:06:19 C 20 17 05.13 -39 28 04.0 q E10
2018-06-04 16:20:35 C 20 17 04.23 -39 30 04.3 v Q62
2018-06-04 16:23:09 C 20 17 04.05 -39 30 26.6 v Q62
2018-06-06 13:24:20 C 20 14 58.84 -45 16 21.8 v Q62
2018-06-06 13:26:25 C 20 14 58.67 -45 16 36.1 v Q62
2018-06-06 13:28:18 C 20 14 58.53 -45 16 49.5 v Q62
2018-06-06 14:12:50 C 20 14 51.016 -45 23 02.54 V 568
2018-06-06 14:14:31 C 20 14 50.887 -45 23 14.48 V 568
2018-06-06 14:16:13 C 20 14 50.758 -45 23 26.09 V 568
2018-06-07 10:20:01 C 20 13 43.20 -47 36 45.5 q I47