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
2017-05-24 06:41:21 C 16 31 20.83 +29 44 48.7 q I52
2017-05-24 06:58:11 C 16 31 17.52 +29 43 09.0 o 926
2017-05-24 07:02:17 C 16 31 16.67 +29 42 44.0 o 926
2017-05-24 07:06:23 C 16 31 15.88 +29 42 19.2 o 926
2017-05-25 07:55:05 C 16 26 37.57 +27 11 18.2 q G96
2017-05-25 08:07:16 C 16 26 35.18 +27 10 03.4 q G96
2017-05-25 08:17:19 C 16 26 33.25 +27 09 01.5 q G96
2017-05-29 06:10:04 C 16 10 38.65 +17 21 57.5 20.6 U H21
2017-05-29 06:19:56 C 16 10 37.90 +17 21 00.1 q I52
2017-05-29 06:21:03 C 16 10 37.69 +17 20 53.7 q I52
2017-05-29 06:22:22 C 16 10 37.51 +17 20 45.1 q I52
2017-05-29 06:23:51 C 16 10 36.46 +17 20 32.2 U H21
2017-05-29 06:28:47 C 16 10 36.44 +17 20 05.5 q I52
2017-05-30 07:11:36 C 16 06 49.72 +14 45 32.3 o 926
2017-05-30 07:15:48 C 16 06 49.11 +14 45 07.3 o 926
2017-05-30 07:21:48 C 16 06 48.16 +14 44 28.9 o 926
2017-05-30 07:33:47 C 16 06 45.55 +14 43 08.9 19.5 U H21
2017-05-30 07:37:55 C 16 06 45.41 +14 42 47.7 t 705
2017-05-30 07:39:22 C 16 06 45.18 +14 42 38.8 t 705
2017-05-30 07:40:49 C 16 06 44.97 +14 42 30.5 t 705
2017-05-30 07:51:43 C 16 06 42.76 +14 41 16.8 19.7 U H21
2017-06-01 06:33:26 C 16 00 04.14 +09 54 31.7 19.8 U H21
2017-06-01 06:39:41 C 16 00 03.26 +09 53 54.4 19.3 U H21
2017-06-01 06:45:56 C 16 00 02.35 +09 53 16.6 U H21
2017-06-02 05:53:26 C 15 56 58.32 +07 35 03.5 20.4 U H21
2017-06-02 06:12:31 C 15 56 55.66 +07 33 10.7 20.3 U H21
2017-06-03 05:46:08 C 15 53 57.56 +05 15 46.8 o 926
2017-06-03 05:49:50 C 15 53 57.09 +05 15 25.1 o 926
2017-06-03 05:53:32 C 15 53 56.62 +05 15 04.2 o 926
2017-06-19 01:56:49 C 15 23 32.43 -21 25 12.9 u 807
2017-06-19 02:02:43 C 15 23 32.12 -21 25 29.2 u 807
2017-06-19 02:07:44 C 15 23 31.90 -21 25 43.1 u 807