2019 KB4

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4520469691 ± 4.77e-08
Semi-major axis (a)1.8900519385 AU ± 1.82e-08
Inclination (i)17.52502316° ± 6.53e-06
Long. of Asc. Node (Ω)134.73652361° ± 2.26e-05
Arg. of Perihelion (ω)192.08578893° ± 2.38e-05
Mean Anomaly (M)156.32337321° ± 1.38e-05
Mean Motion (n)0.3793164419°/day ± 5.49e-09
Perihelion dist (q)1.03565969 AU ± 9.07e-08
Aphelion dist (Q)2.74444419 AU ± 9.39e-08
Orbital Period2.59842753 yr ± 3.76e-08
Physical Parameters
H (abs. magnitude)19.89
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.333″
Uncertainty0
Orbit TypeAmor
MOID0.026524 AU
Observations Used156
Oppositions8
Arc Total2011-2024
First Observation Used2011-04-03
Last Observation Used2024-05-30
Observations (161)
Date Type RA Dec Mag Band Observatory
2011-04-03 13:49:48 C 14 46 13.827 +16 21 29.52 V F51
2011-04-03 14:05:36 C 14 46 13.400 +16 21 41.75 V F51
2011-04-03 14:24:10 C 14 46 12.853 +16 21 55.87 V F51
2011-04-14 13:40:56 C 14 37 06.315 +19 44 00.90 V F51
2011-04-14 13:55:41 C 14 37 05.648 +19 44 11.81 V F51
2016-04-11 07:23:00 C 12 15 55.750 +23 26 02.01 V F51
2016-04-11 07:39:47 C 12 15 54.870 +23 26 07.00 V F51
2016-04-11 07:56:34 C 12 15 54.054 +23 26 13.00 V F51
2016-04-11 08:13:32 C 12 15 53.181 +23 26 19.25 V F51
2016-04-30 09:01:58 C 11 57 11.434 +24 45 08.34 V F51
2016-04-30 09:18:03 C 11 57 10.885 +24 45 08.71 V F51
2016-04-30 09:34:11 C 11 57 10.409 +24 45 09.18 V F51
2016-05-01 06:04:12 C 11 56 34.553 +24 45 27.53 V F51
2016-05-01 06:24:16 C 11 56 33.931 +24 45 27.59 V F51
2016-05-01 06:44:19 C 11 56 33.307 +24 45 27.80 V F51
2016-05-01 07:04:25 C 11 56 32.713 +24 45 27.83 V F51
2019-05-29 13:44:15 C 21 21 41.039 +15 19 25.92 V F51
2019-05-29 13:57:45 C 21 21 43.550 +15 19 32.50 V F51
2019-05-29 14:10:38 C 21 21 45.944 +15 19 38.88 V F51
2019-05-31 10:41:37 C 21 30 20.78 +15 40 29.5 V G96
2019-05-31 10:47:08 C 21 30 21.80 +15 40 31.5 V G96
2019-05-31 10:52:39 C 21 30 22.89 +15 40 34.7 V G96
2019-05-31 10:58:12 C 21 30 23.97 +15 40 36.7 V G96
2019-05-31 11:06:56 C 21 30 25.61 +15 40 40.9 V G96
2019-05-31 11:08:03 C 21 30 25.83 +15 40 41.9 V G96
2019-05-31 11:09:10 C 21 30 26.05 +15 40 42.0 V G96
2019-05-31 11:10:15 C 21 30 26.21 +15 40 42.7 V G96
2019-05-31 13:11:07 C 21 30 50.198 +15 41 40.08 U F51
2019-05-31 13:29:18 C 21 30 53.691 +15 41 48.38 U F51
2019-05-31 13:47:33 C 21 30 57.191 +15 41 56.79 U F51
2019-05-31 14:05:52 C 21 31 00.678 +15 42 05.30 U F51
2019-06-01 08:27:15 C 21 34 37.96 +15 50 07.8 u H21
2019-06-01 08:39:15 C 21 34 40.28 +15 50 13.5 u H21
2019-06-01 08:53:17 C 21 34 43.03 +15 50 19.3 u H21
2019-06-01 09:28:55 C 21 34 50.35 +15 50 36.3 V I52
2019-06-01 09:30:43 C 21 34 50.68 +15 50 37.0 V I52
2019-06-01 09:32:31 C 21 34 51.04 +15 50 37.7 V I52
2019-06-01 09:34:19 C 21 34 51.40 +15 50 38.5 V I52
2019-06-02 09:02:30 C 21 39 33.10 +16 00 38.3 o 691
2019-06-02 09:07:55 C 21 39 34.20 +16 00 40.7 o 691
2019-06-02 09:13:20 C 21 39 35.23 +16 00 43.3 o 691
2019-06-03 09:38:15 C 21 44 32.63 +16 10 36.7 V I52
2019-06-03 09:39:21 C 21 44 32.85 +16 10 36.6 V I52
2019-06-03 09:40:15 C 21 44 33.03 +16 10 38.1 o 691
2019-06-03 09:40:26 C 21 44 33.08 +16 10 37.9 V I52
2019-06-03 09:47:00 C 21 44 34.40 +16 10 40.6 o 691
2019-06-03 09:53:46 C 21 44 35.76 +16 10 43.5 o 691
2019-06-04 10:05:54 C 21 49 35.26 +16 19 59.9 o 691
2019-06-04 10:24:31 C 21 49 39.07 +16 20 06.8 o 691
2019-06-04 10:43:08 C 21 49 42.88 +16 20 14.0 o 691