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
2021-10-28 16:53:56 S 03 24 53.995 +24 22 00.23 V C57
2021-10-28 16:53:56 s 1 +140246.88 3 +290112.36 6720.0 C57
2021-10-28 18:13:56 S 03 24 49.346 +24 21 12.38 V C57
2021-10-28 18:13:56 s 1 +138106.95 7 +293538.18 5970.0 C57
2021-10-28 20:23:56 S 03 24 42.127 +24 20 02.04 V C57
2021-10-28 20:23:56 s 1 +134553.63 5 +298940.59 2310.0 C57
2021-10-28 22:43:56 S 03 24 33.271 +24 18 48.02 V C57
2021-10-28 22:43:56 s 1 +130627.00 6 +304532.94 3920.0 C57
2021-10-29 03:58:39 C 03 24 33.68 +24 09 26.2 t V27
2021-10-29 04:13:56 S 03 24 14.551 +24 15 47.23 V C57
2021-10-29 04:13:56 s 1 +120995.12 3 +316803.74 5370.0 C57
2021-10-29 04:31:10 C 03 24 31.98 +24 09 09.8 t V27
2021-10-29 04:43:56 S 03 24 12.775 +24 15 34.85 V C57
2021-10-29 04:43:56 s 1 +120095.14 7 +317856.61 1030.0 C57
2021-10-29 05:33:56 S 03 24 09.749 +24 15 01.22 V C57
2021-10-29 05:33:56 s 1 +118586.69 8 +319588.43 9660.0 C57
2021-10-29 09:43:56 S 03 23 54.907 +24 12 49.25 V C57
2021-10-29 09:43:56 s 1 +110892.88 8 +327819.99 3820.0 C57
2021-10-29 13:03:56 S 03 23 43.627 +24 10 55.31 V C57
2021-10-29 13:03:56 s 1 +104569.07 0 +333897.74 5030.0 C57
2021-10-29 21:03:56 S 03 23 16.128 +24 06 22.82 V C57
2021-10-29 21:03:56 s 1 +88861.499 0 +346677.47 4770.0 C57
2021-10-29 22:03:56 S 03 23 12.710 +24 05 45.60 V C57
2021-10-29 22:03:56 s 1 +86851.376 0 +348097.94 5200.0 C57
2021-10-29 23:13:56 S 03 23 08.645 +24 05 10.10 V C57
2021-10-29 23:13:56 s 1 +84494.429 0 +349705.93 2210.0 C57
2021-10-30 03:13:56 S 03 22 54.886 +24 02 48.34 V C57
2021-10-30 03:13:56 s 1 +76323.078 0 +354818.81 7580.0 C57
2021-10-30 04:30:31 C 03 23 19.56 +23 56 19.9 t V27
2021-10-30 05:01:14 C 03 23 17.95 +23 56 04.3 t V27
2021-10-30 05:03:56 S 03 22 48.854 +24 01 47.93 V C57
2021-10-30 05:03:56 s 1 +72534.593 0 +356956.28 5850.0 C57
2021-10-30 05:53:56 S 03 22 45.744 +24 01 15.24 V C57
2021-10-30 05:53:56 s 1 +70804.233 0 +357885.29 2470.0 C57
2021-10-30 06:43:56 S 03 22 43.032 +24 00 51.12 V C57
2021-10-30 06:43:56 s 1 +69068.888 0 +358787.76 4020.0 C57
2021-10-30 11:11:29 C 03 22 58.61 +23 52 50.4 V T08
2021-10-30 11:22:57 C 03 22 57.97 +23 52 44.3 V T08
2021-10-30 11:23:56 S 03 22 27.564 +23 58 09.59 V C57
2021-10-30 11:23:56 s 1 +59265.847 0 +363353.16 6230.0 C57
2021-10-30 11:29:39 C 03 22 57.61 +23 52 40.9 V T08
2021-10-30 11:51:36 C 03 22 56.40 +23 52 28.7 V T08
2021-10-30 12:13:56 S 03 22 24.480 +23 57 42.12 V C57
2021-10-30 12:13:56 s 1 +57501.335 0 +364081.53 1140.0 C57
2021-10-30 12:33:56 S 03 22 23.040 +23 57 34.78 V C57
2021-10-30 12:33:56 s 1 +56794.439 0 +364365.54 5940.0 C57
2021-10-30 13:03:56 S 03 22 21.427 +23 57 16.09 V C57
2021-10-30 13:03:56 s 1 +55732.955 0 +364783.67 4830.0 C57
2021-10-30 13:13:56 S 03 22 20.779 +23 57 10.80 V C57
2021-10-30 13:13:56 s 1 +55378.827 0 +364920.95 260.0 C57