2012 KK18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5512576158 ± 2.21e-08
Semi-major axis (a)2.7446393444 AU ± 5.66e-09
Inclination (i)16.26268877° ± 4.16e-06
Long. of Asc. Node (Ω)118.77638071° ± 6.00e-06
Arg. of Perihelion (ω)220.80467705° ± 1.18e-05
Mean Anomaly (M)332.50385118° ± 3.43e-06
Mean Motion (n)0.2167625988°/day ± 6.70e-10
Perihelion dist (q)1.23163600 AU ± 6.07e-08
Aphelion dist (Q)4.25764269 AU ± 6.13e-08
Orbital Period4.54703112 yr ± 1.41e-08
Physical Parameters
H (abs. magnitude)18.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.215″
Uncertainty0
Orbit TypeAmor
MOID0.268071 AU
Observations Used190
Oppositions7
Arc Total2012-2021
First Observation Used2012-05-20
Last Observation Used2021-11-20
Observations (220)
Date Type RA Dec Mag Band Observatory
2021-09-01 11:36:34 V 20 41 31.08 -55 14 10.1 V 247
2021-09-01 11:36:34 v 1 172.5876 -43.4953 247
2021-09-01 11:51:17 V 20 41 33.33 -55 14 27.9 V 247
2021-09-01 11:51:17 v 1 172.5876 -43.4953 247
2021-09-02 11:28:00 V 20 45 33.24 -55 42 53.2 V 247
2021-09-02 11:28:00 v 1 172.5876 -43.4953 247
2021-09-02 11:49:07 V 20 45 36.64 -55 43 17.5 V 247
2021-09-02 11:49:07 v 1 172.5876 -43.4953 247
2021-09-02 12:10:53 V 20 45 40.19 -55 43 42.5 V 247
2021-09-02 12:10:53 v 1 172.5876 -43.4953 247
2021-09-15 09:40:54 V 21 45 53.59 -59 10 51.2 q 247
2021-09-15 09:40:54 v 1 172.5876 -43.4953 247
2021-09-15 09:59:05 V 21 45 57.13 -59 10 54.9 q 247
2021-09-15 09:59:05 v 1 172.5876 -43.4953 247
2021-09-15 10:17:48 V 21 46 00.83 -59 10 58.4 q 247
2021-09-15 10:17:48 v 1 172.5876 -43.4953 247
2021-11-20 07:11:39 C 01 01 02.426 -30 48 08.31 U F51
2021-11-20 07:27:28 C 01 01 03.415 -30 47 44.98 U F51
2021-11-20 07:43:17 C 01 01 04.403 -30 47 21.64 U F51
2021-11-20 07:59:07 C 01 01 05.384 -30 46 58.36 U F51