242187 (2003 KR18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4800853584 ± 2.24e-08
Semi-major axis (a)2.3468066495 AU ± 1.70e-09
Inclination (i)5.58255458° ± 1.85e-06
Long. of Asc. Node (Ω)244.02942004° ± 2.18e-05
Arg. of Perihelion (ω)86.84876555° ± 2.60e-05
Mean Anomaly (M)73.56291240° ± 5.49e-06
Mean Motion (n)0.2741550885°/day ± 2.97e-10
Perihelion dist (q)1.22013914 AU ± 5.26e-08
Aphelion dist (Q)3.47347416 AU ± 5.26e-08
Orbital Period3.59514131 yr ± 3.90e-09
Physical Parameters
H (abs. magnitude)17.99
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.406″
Uncertainty0
Orbit TypeAmor
MOID0.233460 AU
Observations Used907
Oppositions28
Arc Total1985-2024
First Observation Used1985-09-08
Last Observation Used2024-05-08
Observations (1122)
Date Type RA Dec Mag Band Observatory
2021-11-09 13:39:06 C 03 10 48.192 +21 40 50.48 V P07
2021-11-09 15:59:49 C 03 10 40.906 +21 39 35.50 V P07
2021-11-09 17:05:35 C 03 10 37.495 +21 39 00.14 V P07
2021-11-09 17:07:35 C 03 10 37.423 +21 38 59.14 V P07
2021-11-09 18:02:24 C 03 10 34.582 +21 38 29.44 V P07
2021-11-09 19:06:42 C 03 10 31.315 +21 37 54.23 V P07
2021-11-11 10:17:03 C 03 08 41.21 +21 16 50.9 V T08
2021-11-11 10:26:59 C 03 08 40.72 +21 16 46.2 V T08
2021-11-11 10:37:00 C 03 08 40.23 +21 16 40.8 V T08
2021-11-11 10:49:31 C 03 08 39.57 +21 16 34.1 V T08
2021-11-11 13:44:15 C 03 08 32.177 +21 15 08.89 V P07
2021-11-11 14:50:17 C 03 08 28.882 +21 14 34.51 V P07
2021-11-11 16:57:53 C 03 08 22.522 +21 13 27.55 V P07
2021-11-11 18:02:46 C 03 08 19.301 +21 12 52.56 V P07
2021-11-11 18:52:30 C 03 08 16.88 +21 12 13.8 V D29
2021-11-11 19:12:51 C 03 08 15.90 +21 12 02.9 V D29
2021-11-11 19:33:13 C 03 08 14.92 +21 11 51.8 V D29
2021-11-11 20:30:02 C 03 08 13.29 +21 11 19.7 X G02
2021-11-11 20:38:30 C 03 08 12.89 +21 11 15.2 X G02
2021-11-11 20:47:19 C 03 08 12.46 +21 11 10.5 X G02
2021-11-12 13:47:53 C 03 07 26.07 +21 02 17.1 V D29
2021-11-12 14:06:59 C 03 07 25.14 +21 02 07.3 V D29
2021-11-12 14:26:04 C 03 07 24.23 +21 01 57.4 V D29
2021-11-13 05:51:45 C 03 06 42.69 +20 53 55.0 V 703
2021-11-13 05:59:57 C 03 06 42.26 +20 53 50.8 V 703
2021-11-13 06:08:07 C 03 06 41.87 +20 53 47.1 V 703
2021-11-13 14:22:36 C 03 06 20.213 +20 49 40.98 V P07
2021-11-13 15:27:14 C 03 06 17.102 +20 49 07.68 V P07
2021-11-13 16:34:30 C 03 06 13.886 +20 48 33.52 V P07
2021-11-13 17:33:44 C 03 06 11.047 +20 48 02.02 V P07
2021-11-13 18:40:20 C 03 06 07.934 +20 47 26.95 V P07
2021-11-15 04:33:52 C 03 04 41.35 +20 29 56.1 V G96
2021-11-15 04:41:52 C 03 04 40.98 +20 29 52.1 V G96
2021-11-15 04:49:51 C 03 04 40.62 +20 29 48.2 V G96
2021-11-15 04:57:51 C 03 04 40.26 +20 29 44.2 V G96
2021-11-23 10:44:11 C 02 57 24.234 +18 56 50.74 U F52
2021-11-23 11:21:08 C 02 57 22.993 +18 56 34.75 U F52
2021-11-23 11:39:30 C 02 57 22.381 +18 56 26.72 U F52
2021-11-26 13:57:19 C 02 55 17.086 +18 26 02.47 V P07
2021-11-26 15:07:44 C 02 55 15.058 +18 25 34.00 V P07
2021-11-26 16:01:55 C 02 55 13.584 +18 25 12.43 V P07
2021-11-26 17:02:11 C 02 55 11.777 +18 24 48.89 V P07
2021-11-26 17:55:28 C 02 55 10.344 +18 24 27.47 V P07
2021-11-26 17:58:17 C 02 55 10.243 +18 24 26.53 V P07
2021-11-28 07:07:44 C 02 54 16.34 +18 10 04.7 V 703
2021-11-28 07:15:24 C 02 54 16.15 +18 10 01.5 V 703
2021-11-28 07:23:03 C 02 54 15.95 +18 09 58.9 V 703
2021-11-28 07:30:43 C 02 54 15.77 +18 09 55.7 V 703
2021-11-29 04:12:51 C 02 53 48.58 +18 02 19.4 V G96
2021-11-29 04:23:07 C 02 53 48.33 +18 02 15.5 V G96