2012 KJ18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4539949137 ± 3.44e-08
Semi-major axis (a)2.1777190118 AU ± 1.45e-08
Inclination (i)9.49367761° ± 4.50e-06
Long. of Asc. Node (Ω)106.27997720° ± 2.90e-05
Arg. of Perihelion (ω)182.53880796° ± 3.23e-05
Mean Anomaly (M)63.87695700° ± 1.96e-05
Mean Motion (n)0.3066969890°/day ± 3.07e-09
Perihelion dist (q)1.18904566 AU ± 7.52e-08
Aphelion dist (Q)3.16639237 AU ± 7.78e-08
Orbital Period3.21368099 yr ± 3.22e-08
Physical Parameters
H (abs. magnitude)19.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.222″
Uncertainty0
Orbit TypeAmor
MOID0.171033 AU
Observations Used80
Oppositions9
Arc Total2012-2025
First Observation Used2012-05-20
Last Observation Used2025-11-26
Observations (84)
Date Type RA Dec Mag Band Observatory
2012-10-21 02:56:46 C 00 48 56.51 -17 39 21.4 u 807
2012-10-21 03:02:38 C 00 48 56.30 -17 39 19.2 u 807
2012-10-21 03:08:31 C 00 48 56.10 -17 39 17.1 u 807
2012-10-21 03:13:47 C 00 48 55.91 -17 39 15.4 u 807
2015-03-01 06:10:16 C 13 12 51.99 +09 28 54.8 t 950
2015-03-01 06:12:44 C 13 12 51.94 +09 28 54.7 t 950
2015-03-01 06:13:59 C 13 12 51.91 +09 28 56.4 t 950
2015-03-01 06:15:14 C 13 12 51.88 +09 28 57.0 t 950
2015-03-01 06:17:42 C 13 12 51.86 +09 28 58.2 t 950
2015-03-01 06:20:11 C 13 12 51.83 +09 28 59.2 t 950
2015-03-16 10:01:05 C 13 05 39.529 +12 34 14.31 L F51
2015-03-16 10:37:57 C 13 05 38.307 +12 34 34.54 L F51
2015-03-16 10:56:27 C 13 05 37.693 +12 34 44.97 L F51
2015-03-17 10:04:46 C 13 04 53.294 +12 47 29.46 L F51
2015-03-17 10:23:13 C 13 04 52.634 +12 47 39.60 L F51
2015-03-17 10:41:39 C 13 04 51.997 +12 47 50.09 L F51
2015-03-17 11:00:10 C 13 04 51.339 +12 48 00.46 L F51
2015-04-13 07:06:09 C 12 34 46.128 +18 02 12.18 L F51
2015-04-13 07:23:06 C 12 34 45.190 +18 02 18.05 L F51
2015-04-13 07:39:59 C 12 34 44.254 +18 02 23.88 L F51
2015-04-13 07:56:47 C 12 34 43.319 +18 02 29.57 L F51
2025-09-28 07:32:49 C 03 36 14.000 +02 19 29.70 V 807
2025-09-28 07:45:55 C 03 36 13.640 +02 19 26.30 V 807
2025-09-28 07:59:01 C 03 36 13.280 +02 19 23.10 V 807
2025-09-28 08:28:07 C 03 36 12.66 +02 19 06.6 V H21
2025-09-28 08:31:07 C 03 36 12.59 +02 19 05.6 V H21
2025-09-30 08:31:40 C 03 34 55.46 +02 07 01.0 V H21
2025-09-30 08:53:05 C 03 34 54.81 +02 06 55.5 V H21
2025-11-22 15:36:05 C 02 31 37.375 -00 10 00.90 W O18
2025-11-22 17:54:56 C 02 31 31.679 -00 09 43.42 W O18
2025-11-24 15:43:50 C 02 29 47.118 -00 03 31.26 W O18
2025-11-24 17:44:35 C 02 29 42.499 -00 03 14.07 W O18
2025-11-26 15:55:33 C 02 28 04.686 +00 03 48.56 W O18
2025-11-26 17:43:48 C 02 28 00.848 +00 04 06.03 W O18