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
2021-10-27 08:36:48 C 03 26 41.87 +24 32 23.3 V 703
2021-10-27 08:43:49 C 03 26 41.50 +24 32 19.3 V 703
2021-10-27 08:50:47 C 03 26 41.15 +24 32 15.3 V 703
2021-10-27 08:57:42 C 03 26 40.77 +24 32 11.8 V 703
2021-10-27 09:23:56 S 03 26 43.608 +24 38 11.00 V C57
2021-10-27 09:23:56 s 1 +176359.45 3 +185158.61 730.0 C57
2021-10-27 10:23:58 C 03 26 36.24 +24 31 26.1 V G96
2021-10-27 10:31:33 C 03 26 35.85 +24 31 22.1 V G96
2021-10-27 10:39:07 C 03 26 35.46 +24 31 17.9 V G96
2021-10-27 10:46:41 C 03 26 35.05 +24 31 13.9 V G96
2021-10-27 11:53:56 S 03 26 35.172 +24 36 56.77 V C57
2021-10-27 11:53:56 s 1 +174828.72 7 +195280.62 8270.0 C57
2021-10-27 12:33:56 S 03 26 32.678 +24 36 34.96 V C57
2021-10-27 12:33:56 s 1 +174370.34 0 +197924.42 2360.0 C57
2021-10-27 14:03:56 S 03 26 27.370 +24 35 48.66 V C57
2021-10-27 14:03:56 s 1 +173265.31 4 +203788.52 2860.0 C57
2021-10-27 15:33:56 S 03 26 22.430 +24 35 04.31 V C57
2021-10-27 15:33:56 s 1 +172062.00 3 +209536.60 5040.0 C57
2021-10-27 18:03:56 S 03 26 13.498 +24 33 45.18 V C57
2021-10-27 18:03:56 s 1 +169849.67 6 +218861.97 5150.0 C57
2021-10-27 20:03:56 S 03 26 06.720 +24 32 54.60 V C57
2021-10-27 20:03:56 s 1 +167904.28 4 +226095.97 4080.0 C57
2021-10-27 20:13:56 S 03 26 06.086 +24 32 45.74 V C57
2021-10-27 20:13:56 s 1 +167735.43 7 +226689.81 1580.0 C57
2021-10-27 21:03:56 S 03 26 02.878 +24 32 20.65 V C57
2021-10-27 21:03:56 s 1 +166876.10 9 +229638.43 8800.0 C57
2021-10-28 01:53:56 S 03 25 45.972 +24 29 50.75 V C57
2021-10-28 01:53:56 s 1 +161422.15 3 +246071.65 2370.0 C57
2021-10-28 02:13:56 S 03 25 45.254 +24 29 38.76 V C57
2021-10-28 02:13:56 s 1 +161018.07 9 +247163.46 6730.0 C57
2021-10-28 02:53:56 S 03 25 42.864 +24 29 16.91 V C57
2021-10-28 02:53:56 s 1 +160199.68 8 +249331.20 1460.0 C57
2021-10-28 03:23:56 S 03 25 40.927 +24 29 02.72 V C57
2021-10-28 03:23:56 s 1 +159577.05 3 +250943.17 8190.0 C57
2021-10-28 04:53:56 S 03 25 35.736 +24 28 21.07 V C57
2021-10-28 04:53:56 s 1 +157664.75 8 +255708.26 1290.0 C57
2021-10-28 08:03:56 S 03 25 24.698 +24 26 41.96 V C57
2021-10-28 08:03:56 s 1 +153418.92 0 +265422.76 8990.0 C57
2021-10-28 11:23:59 C 03 25 22.57 +24 18 20.9 V T05
2021-10-28 11:40:16 C 03 25 21.67 +24 18 12.2 V T05
2021-10-28 11:45:39 C 03 25 21.39 +24 18 09.4 V T05
2021-10-28 11:54:23 C 03 25 20.91 +24 18 04.5 V T05
2021-10-28 12:52:09 C 03 25 17.799 +24 17 33.63 U F52
2021-10-28 13:11:32 C 03 25 16.764 +24 17 23.18 U F52
2021-10-28 13:30:55 C 03 25 15.727 +24 17 12.68 U F52
2021-10-28 13:50:14 C 03 25 14.690 +24 17 02.15 U F52
2021-10-28 14:13:56 S 03 25 03.072 +24 23 27.96 V C57
2021-10-28 14:13:56 s 1 +144414.03 2 +283026.78 8420.0 C57
2021-10-28 15:33:56 S 03 24 58.762 +24 22 40.40 V C57
2021-10-28 15:33:56 s 1 +142349.67 9 +286608.75 5690.0 C57