2017 KR4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4689241425 ± 7.66e-05
Semi-major axis (a)1.7932841545 AU ± 3.04e-04
Inclination (i)31.74743298° ± 3.59e-03
Long. of Asc. Node (Ω)77.39402273° ± 6.73e-04
Arg. of Perihelion (ω)95.93031467° ± 5.25e-03
Mean Anomaly (M)218.05158581° ± 3.33e-01
Mean Motion (n)0.4104295388°/day ± 1.04e-04
Perihelion dist (q)0.95236992 AU ± 2.12e-04
Aphelion dist (Q)2.63419839 AU ± 4.68e-04
Orbital Period2.40145065 yr ± 6.11e-04
Physical Parameters
H (abs. magnitude)21.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.348″
Uncertainty3
Orbit TypeApollo
MOID0.237978 AU
Observations Used82
Oppositions1
Arc Total2017-2017
First Observation Used2017-05-20
Last Observation Used2017-06-19
Observations (82)
Date Type RA Dec Mag Band Observatory
2017-05-20 09:25:05 C 16 50 17.36 +38 37 40.8 q G96
2017-05-20 09:31:07 C 16 50 16.04 +38 37 08.3 q G96
2017-05-20 09:37:08 C 16 50 14.64 +38 36 35.5 q G96
2017-05-20 09:43:08 C 16 50 13.33 +38 36 03.2 q G96
2017-05-20 10:02:38 C 16 50 08.82 +38 34 18.7 q I52
2017-05-20 10:13:41 C 16 50 06.37 +38 33 19.1 q I52
2017-05-20 10:19:14 C 16 50 05.10 +38 32 48.7 q I52
2017-05-20 10:47:34 C 16 49 58.75 +38 30 15.7 q G96
2017-05-20 10:49:30 C 16 49 58.27 +38 30 04.6 q G96
2017-05-21 00:11:46 C 16 47 08.48 +37 17 33.2 q I93
2017-05-21 00:22:44 C 16 47 06.07 +37 16 32.7 q I93
2017-05-21 00:35:03 C 16 47 03.29 +37 15 25.2 q I93
2017-05-21 04:44:02 C 16 46 12.49 +36 52 36.6 q I52
2017-05-21 04:45:08 C 16 46 12.27 +36 52 31.2 q I52
2017-05-21 04:46:13 C 16 46 12.02 +36 52 24.7 q I52
2017-05-21 04:48:50 C 16 46 11.47 +36 52 10.6 q I52
2017-05-21 07:42:44 C 16 45 32.58 +36 36 12.0 q H36
2017-05-21 07:56:34 C 16 45 29.57 +36 34 56.2 q H36
2017-05-21 08:05:00 C 16 45 27.75 +36 34 09.1 q H36
2017-05-21 08:16:43 C 16 45 25.51 +36 33 08.8 t 705
2017-05-21 08:18:11 C 16 45 25.17 +36 33 00.1 t 705
2017-05-21 08:19:39 C 16 45 24.79 +36 32 51.0 t 705
2017-05-21 08:40:07 C 16 45 20.55 +36 30 59.1 o 926
2017-05-21 08:44:58 C 16 45 19.48 +36 30 32.6 o 926
2017-05-21 08:49:48 C 16 45 18.41 +36 30 05.3 o 926
2017-05-21 20:21:41 C 16 42 56.37 +35 25 20.3 19.5 u 104
2017-05-21 20:32:39 C 16 42 54.05 +35 24 18.7 19.9 u 104
2017-05-21 20:43:36 C 16 42 51.75 +35 23 17.0 20.0 u 104
2017-05-21 21:41:09 C 16 42 39.50 +35 17 54.2 U 587
2017-05-21 21:43:45 C 16 42 38.92 +35 17 40.3 U 587
2017-05-21 21:52:27 C 16 42 37.04 +35 16 50.8 U 587
2017-05-22 04:36:40 C 16 41 14.95 +34 38 41.9 q I52
2017-05-22 04:37:46 C 16 41 14.69 +34 38 35.5 q I52
2017-05-22 04:38:53 C 16 41 14.46 +34 38 29.7 q I52
2017-05-22 04:39:58 C 16 41 14.27 +34 38 24.1 q I52
2017-05-22 07:34:36 C 16 40 36.07 +34 21 47.7 u H21
2017-05-22 07:44:27 C 16 40 33.99 +34 20 51.2 u H21
2017-05-22 07:54:15 C 16 40 31.93 +34 19 54.4 u H21
2017-05-23 08:09:00 C 16 35 41.59 +31 59 09.1 o 926
2017-05-23 08:13:07 C 16 35 40.71 +31 58 44.0 q I52
2017-05-23 08:13:49 C 16 35 40.63 +31 58 40.7 o 926
2017-05-23 08:14:13 C 16 35 40.51 +31 58 37.7 q I52
2017-05-23 08:15:19 C 16 35 40.29 +31 58 31.2 q I52
2017-05-23 08:16:44 C 16 35 40.01 +31 58 22.5 q I52
2017-05-23 08:18:40 C 16 35 39.60 +31 58 12.2 o 926
2017-05-24 01:13:06 C 16 32 22.58 +30 17 29.6 U J95
2017-05-24 01:19:56 C 16 32 21.22 +30 16 49.2 U J95
2017-05-24 01:27:12 C 16 32 19.74 +30 16 05.4 U J95
2017-05-24 06:31:58 C 16 31 22.73 +29 45 45.4 q I52
2017-05-24 06:39:11 C 16 31 21.26 +29 45 02.3 q I52