2018 AK12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS

Orbital Elements

Epoch (TDB)	2025-11-21 (JD 2461000.5)
Eccentricity (e)	0.7094195748 ± 2.00e+00
Semi-major axis (a)	1.9289862122 AU ± 3.00e+00
Inclination (i)	2.53274343° ± 4.00e+00
Long. of Asc. Node (Ω)	303.10252938° ± 5.00e+00
Arg. of Perihelion (ω)	273.13205007° ± 6.00e+00
Mean Anomaly (M)	315.66513497° ± 5.17e-01
Mean Motion (n)	0.3678866100°/day ± 8.58e-01
Perihelion dist (q)	0.56052130 AU ± 3.96e+00
Aphelion dist (Q)	3.29742990 AU ± 6.42e+00
Orbital Period	2.67910730 yr ± 6.25e+00

Physical Parameters

H (abs. magnitude)	25.18
G (slope)	0.15

Orbit Solution

Source	IAA
Solution Date	2026-04-18
RMS Residual	0.206″
Uncertainty	3
Orbit Type	Apollo
MOID	0.000710 AU
Observations Used	16
Oppositions	1
Arc Total	2018-2018
First Observation Used	—
Last Observation Used	2018-01-20

Observations (16)

Date	Type	RA	Dec	Mag	Band	Observatory
2018-01-13 08:23:06	C	09 07 20.88	+19 45 18.7	–	V	G96
2018-01-13 08:35:33	C	09 07 22.45	+19 45 11.7	–	V	G96
2018-01-13 08:48:11	C	09 07 24.09	+19 45 02.2	–	V	G96
2018-01-14 13:16:39	C	09 11 55.704	+19 24 03.70	–	U	F51
2018-01-14 13:34:26	C	09 11 58.535	+19 23 48.00	–	U	F51
2018-01-14 13:52:10	C	09 12 01.367	+19 23 32.26	–	U	F51
2018-01-15 12:42:33	C	09 16 38.007	+19 01 32.78	–	U	568
2018-01-15 12:43:54	C	09 16 38.278	+19 01 31.26	–	U	568
2018-01-15 12:45:16	C	09 16 38.554	+19 01 29.73	–	U	568
2018-01-17 09:43:18	C	09 29 36.34	+17 55 26.4	–	U	I52
2018-01-17 09:46:53	C	09 29 37.51	+17 55 19.2	–	U	I52
2018-01-17 09:48:40	C	09 29 38.16	+17 55 15.8	–	U	I52
2018-01-20 07:49:07	C	10 17 14.40	+13 18 19.5	–	U	I52
2018-01-20 07:49:28	C	10 17 14.81	+13 18 17.3	–	U	I52
2018-01-20 07:49:48	C	10 17 15.19	+13 18 14.4	–	U	I52
2018-01-20 07:50:10	C	10 17 15.62	+13 18 11.7	–	U	I52