2015 KN18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3143594298
Semi-major axis (a)1.3188516114 AU
Inclination (i)24.17676279°
Long. of Asc. Node (Ω)65.71707735°
Arg. of Perihelion (ω)259.44639445°
Mean Anomaly (M)287.54589798°
Mean Motion (n)0.6507217700°/day
Perihelion dist (q)0.90416720 AU
Aphelion dist (Q)1.73359600 AU
Orbital Period1.51463750 yr
Physical Parameters
H (abs. magnitude)23.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.153″
Uncertainty—
Orbit TypeApollo
MOID0.087743 AU
Observations Used23
Oppositions1
Arc Total2015-2015
First Observation Used—
Last Observation Used2015-05-27
Observations (27)
Date Type RA Dec Mag Band Observatory
2015-05-19 10:26:06 C 16 54 08.021 -03 09 23.41 – L F51
2015-05-19 10:41:28 C 16 54 06.400 -03 10 22.49 – L F51
2015-05-19 10:56:49 C 16 54 04.778 -03 11 21.36 – L F51
2015-05-19 11:12:14 C 16 54 03.154 -03 12 20.54 – L F51
2015-05-20 05:49:46 C 16 52 18.40 -04 26 55.4 – o 291
2015-05-20 05:52:07 C 16 52 18.13 -04 27 05.5 – o 291
2015-05-20 05:54:26 C 16 52 17.87 -04 27 15.1 – o 291
2015-05-20 14:02:11 C 16 51 23.966 -05 01 27.86 – t 568
2015-05-20 14:05:57 C 16 51 23.536 -05 01 43.92 – t 568
2015-05-20 14:07:52 C 16 51 23.310 -05 01 52.14 – t 568
2015-05-20 14:09:43 C 16 51 23.102 -05 02 00.08 – t 568
2015-05-20 14:11:38 C 16 51 22.880 -05 02 08.30 – t 568
2015-05-20 14:13:29 C 16 51 22.661 -05 02 16.31 – t 568
2015-05-21 00:52:27 C 16 50 17.08 -05 49 32.5 – q I93
2015-05-21 01:31:41 C 16 50 12.29 -05 52 28.8 – q I93
2015-05-24 08:05:21 C 16 39 39.25 -12 54 10.8 – t 705
2015-05-24 08:07:13 C 16 39 38.96 -12 54 22.1 – t 705
2015-05-24 08:09:05 C 16 39 38.64 -12 54 31.7 – t 705
2015-05-26 08:03:57 C 16 30 44.04 -18 29 26.7 – o 926
2015-05-26 08:09:48 C 16 30 42.67 -18 30 11.5 – o 926
2015-05-26 08:15:39 C 16 30 41.31 -18 30 57.1 – o 926
2015-05-27 06:15:16 C 16 25 45.66 -21 27 48.4 – q G96
2015-05-27 06:22:39 C 16 25 43.68 -21 28 49.8 – q G96
2015-05-27 06:30:00 C 16 25 41.79 -21 29 53.0 – q G96
2015-05-27 06:37:22 C 16 25 39.89 -21 30 54.4 – q G96
2015-05-27 23:31:24 C 16 21 21.58 -23 57 31.3 – q 204
2015-05-27 23:44:42 C 16 21 17.83 -23 59 29.9 – q 204