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
2019-01-13 06:48:52 C 02 20 12.45 -10 16 04.7 V T08
2019-01-13 07:24:03 C 02 20 12.91 -10 15 45.1 V T08
2019-01-13 07:38:37 C 02 20 13.12 -10 15 39.2 V T08
2019-01-23 06:45:13 C 02 26 39.38 -08 03 12.7 V T05
2019-01-23 06:56:32 C 02 26 39.68 -08 03 05.4 V T05
2019-01-23 07:07:54 C 02 26 40.08 -08 02 59.7 V T05
2019-01-23 07:19:20 C 02 26 40.48 -08 02 52.0 V T05
2019-01-25 06:37:16 C 02 28 28.60 -07 33 14.8 V T08
2019-01-25 06:48:37 C 02 28 28.98 -07 33 06.6 V T08
2019-01-25 07:00:00 C 02 28 29.46 -07 32 59.8 V T08
2019-01-25 07:11:26 C 02 28 29.93 -07 32 51.7 V T08
2019-02-01 03:14:20 C 02 35 59.92 -05 41 47.2 V 703
2019-02-01 03:22:08 C 02 36 00.31 -05 41 41.1 V 703
2019-02-01 03:29:56 C 02 36 00.68 -05 41 35.8 V 703
2019-02-01 03:37:44 C 02 36 01.06 -05 41 30.9 V 703
2019-02-22 05:51:25 C 03 10 04.50 +01 26 17.1 V T08
2019-02-22 06:13:13 C 03 10 06.16 +01 26 37.6 V T08
2019-02-22 06:15:16 C 03 10 06.36 +01 26 39.1 V T08
2019-02-22 06:22:40 C 03 10 07.00 +01 26 47.1 V T08
2019-02-22 06:24:39 C 03 10 07.13 +01 26 48.9 V T08
2019-03-01 03:00:46 C 03 24 20.03 +04 19 04.7 V 703
2019-03-01 03:08:58 C 03 24 20.80 +04 19 14.4 V 703
2019-03-01 03:17:09 C 03 24 21.56 +04 19 22.4 V 703
2019-03-01 03:25:20 C 03 24 22.17 +04 19 32.2 V 703
2019-03-07 19:18:54 C 03 39 38.29 +07 28 35.9 V C95
2019-03-07 19:27:19 C 03 39 39.05 +07 28 46.4 V C95
2019-03-07 19:35:44 C 03 39 39.89 +07 28 57.1 V C95
2019-03-07 19:44:09 C 03 39 40.72 +07 29 07.3 V C95
2019-03-25 11:37:38 C 04 28 40.27 +18 24 08.5 q D29
2019-03-25 11:56:43 C 04 28 42.82 +18 24 43.8 q D29
2019-03-25 12:15:48 C 04 28 45.27 +18 25 20.0 q D29
2019-03-31 02:59:57 C 04 48 20.26 +23 01 00.1 V 703
2019-03-31 03:08:18 C 04 48 21.55 +23 01 18.8 V 703
2019-03-31 03:16:39 C 04 48 22.80 +23 01 36.1 V 703
2019-04-25 06:16:46 C 07 38 00.47 +50 17 01.5 V T08
2019-04-25 06:30:14 C 07 38 06.96 +50 17 33.5 V T08
2019-04-25 06:30:53 C 07 38 07.40 +50 17 34.5 V T08
2019-04-25 06:37:33 C 07 38 10.67 +50 17 50.1 V T08
2019-04-25 06:41:32 C 07 38 12.65 +50 17 59.2 V T08
2019-04-25 06:56:59 C 07 38 20.25 +50 18 34.7 V T08
2019-04-25 06:57:39 C 07 38 20.63 +50 18 36.3 V T08
2019-04-25 07:09:44 C 07 38 26.54 +50 19 03.9 V T08
2019-04-27 04:20:14 C 08 02 18.47 +51 59 32.0 V 703
2019-04-27 04:28:37 C 08 02 22.90 +51 59 47.5 V 703
2019-04-27 04:36:59 C 08 02 27.48 +52 00 05.5 V 703
2019-04-27 04:45:22 C 08 02 31.95 +52 00 20.5 V 703
2019-04-27 07:04:42 C 08 03 49.15 +52 05 12.7 V T05
2019-04-27 07:18:48 C 08 03 56.80 +52 05 39.5 V T05
2019-04-27 07:24:53 C 08 04 00.12 +52 05 51.6 V T05
2019-04-27 07:32:15 C 08 04 04.34 +52 06 03.6 V T05