244670 (2003 KN18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4857251675 ± 1.36e-08
Semi-major axis (a)1.7490543266 AU ± 2.24e-09
Inclination (i)11.89931937° ± 1.80e-06
Long. of Asc. Node (Ω)168.65606268° ± 1.59e-05
Arg. of Perihelion (ω)354.76680595° ± 1.54e-05
Mean Anomaly (M)316.01781401° ± 2.17e-06
Mean Motion (n)0.4260958727°/day ± 8.19e-10
Perihelion dist (q)0.89949462 AU ± 2.38e-08
Aphelion dist (Q)2.59861403 AU ± 2.40e-08
Orbital Period2.31315614 yr ± 4.44e-09
Physical Parameters
H (abs. magnitude)18.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.300″
Uncertainty0
Orbit TypeApollo
MOID0.091658 AU
Observations Used718
Oppositions21
Arc Total1989-2026
First Observation Used1989-05-03
Last Observation Used2026-01-11
Observations (795)
Date Type RA Dec Mag Band Observatory
2025-09-28 14:30:15 C 04 43 29.775 +07 25 34.73 X F51
2025-09-28 14:48:42 C 04 43 30.587 +07 25 26.50 X F51
2025-09-28 15:07:12 C 04 43 31.381 +07 25 18.41 X F51
2025-10-06 10:57:12 C 04 51 34.711 +05 53 12.52 V V00
2025-10-06 11:05:16 C 04 51 35.010 +05 53 08.05 V V00
2025-10-06 11:13:19 C 04 51 35.312 +05 53 03.80 V V00
2025-10-06 11:21:21 C 04 51 35.615 +05 52 59.38 V V00
2025-10-15 13:58:06 C 04 59 16.657 +03 40 51.41 X F51
2025-10-15 14:13:55 C 04 59 17.097 +03 40 40.77 X F51
2025-10-15 14:29:42 C 04 59 17.534 +03 40 30.19 X F51
2025-10-15 14:45:34 C 04 59 17.978 +03 40 19.64 X F51
2025-10-30 08:25:56 C 05 06 34.261 -00 57 15.01 V G96
2025-10-30 08:33:21 C 05 06 34.304 -00 57 21.85 V G96
2025-10-30 08:40:47 C 05 06 34.355 -00 57 28.58 V G96
2025-10-30 08:48:13 C 05 06 34.409 -00 57 35.14 V G96
2025-11-11 23:17:14 C 05 06 10.255 -05 59 04.92 V M22
2025-11-12 00:06:51 C 05 06 09.439 -05 59 58.78 V M22
2025-11-12 00:44:16 C 05 06 08.849 -06 00 39.64 V M22
2025-11-12 00:50:26 C 05 06 08.693 -06 00 46.87 V M22
2025-11-12 09:57:33 C 05 06 01.076 -06 10 59.02 V 703
2025-11-12 10:00:50 C 05 06 01.055 -06 11 02.18 V 703
2025-11-12 10:04:07 C 05 06 00.976 -06 11 06.00 V 703
2025-11-12 10:07:25 C 05 06 00.860 -06 11 08.92 V 703
2025-11-16 00:49:09 C 05 04 27.636 -07 47 56.62 V R17
2025-11-16 01:09:32 C 05 04 27.132 -07 48 20.34 V R17
2025-11-16 01:29:53 C 05 04 26.587 -07 48 43.49 V R17
2025-11-16 01:50:17 C 05 04 26.071 -07 49 06.38 V R17
2025-11-17 00:47:33 C 05 03 54.610 -08 15 19.91 V R17
2025-11-17 01:07:57 C 05 03 54.036 -08 15 43.16 V R17
2025-11-17 01:28:18 C 05 03 53.472 -08 16 06.56 V R17
2025-11-17 01:48:41 C 05 03 52.896 -08 16 29.71 V R17
2025-11-20 23:59:49 C 05 01 12.048 -10 05 53.99 V M22
2025-11-21 00:04:24 C 05 01 11.846 -10 05 58.96 V M22
2025-11-21 00:21:51 B 05 01 11.508 -10 06 39.28 X K19
2025-11-21 00:27:03 B 05 01 11.227 -10 06 44.50 X K19
2025-11-21 00:32:13 B 05 01 11.110 -10 06 51.77 X K19
2025-11-21 00:49:51 C 05 01 10.214 -10 06 52.70 V M22
2025-11-21 00:57:42 C 05 01 09.910 -10 07 01.52 V M22
2025-11-23 06:03:27 C 04 59 17.822 -11 09 57.46 V W68
2025-11-23 06:54:39 C 04 59 15.684 -11 10 58.22 V W68
2025-11-23 07:35:50 C 04 59 13.963 -11 11 46.90 V W68
2025-11-23 08:11:54 C 04 59 12.492 -11 12 30.10 V W68
2025-11-25 08:04:18 C 04 57 18.108 -12 09 55.94 V 703
2025-11-25 08:07:37 C 04 57 17.946 -12 10 00.30 V 703
2025-11-25 08:10:55 C 04 57 17.809 -12 10 03.14 V 703
2025-11-25 08:14:13 C 04 57 17.629 -12 10 07.93 V 703
2025-11-26 04:16:20 C 04 56 26.129 -12 33 48.17 V W68
2025-11-26 04:18:57 C 04 56 25.946 -12 33 50.80 V W68
2025-11-26 04:24:50 C 04 56 25.649 -12 33 58.39 V W68
2025-11-26 04:32:04 C 04 56 25.296 -12 34 07.18 V W68