164120 (2003 YK)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4080325406 ± 3.96e-08
Semi-major axis (a)1.5120448904 AU ± 2.11e-09
Inclination (i)11.02864131° ± 4.41e-06
Long. of Asc. Node (Ω)345.60158079° ± 2.40e-05
Arg. of Perihelion (ω)189.66121345° ± 2.48e-05
Mean Anomaly (M)228.00182718° ± 9.55e-06
Mean Motion (n)0.5301090869°/day ± 1.11e-09
Perihelion dist (q)0.89508137 AU ± 5.99e-08
Aphelion dist (Q)2.12900841 AU ± 6.00e-08
Orbital Period1.85928955 yr ± 3.89e-09
Physical Parameters
H (abs. magnitude)19.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.383″
Uncertainty0
Orbit TypeApollo
MOID0.083870 AU
Observations Used290
Oppositions11
Arc Total2001-2025
First Observation Used2001-10-13
Last Observation Used2025-11-24
Observations (307)
Date Type RA Dec Mag Band Observatory
2016-10-12 11:17:19 C 03 36 02.97 +37 03 59.0 q G96
2016-10-12 11:23:40 C 03 36 02.85 +37 04 02.0 q G96
2016-10-12 11:29:51 C 03 36 02.65 +37 04 05.1 q G96
2016-10-30 10:36:04 C 03 11 17.38 +40 22 59.6 q G96
2016-10-30 10:44:38 C 03 11 16.67 +40 23 02.8 q G96
2016-10-30 10:53:09 C 03 11 15.93 +40 23 05.7 q G96
2016-10-30 11:01:48 C 03 11 15.17 +40 23 08.6 q G96
2016-11-10 08:58:32 C 02 45 33.827 +41 24 00.11 L F51
2016-11-10 09:15:48 C 02 45 31.862 +41 24 01.81 L F51
2016-11-10 09:33:07 C 02 45 29.893 +41 24 03.61 L F51
2016-11-10 09:50:25 C 02 45 27.935 +41 24 05.30 L F51
2016-11-23 06:16:38 C 02 10 50.19 +40 56 45.6 q G96
2016-11-23 06:26:04 C 02 10 49.20 +40 56 43.5 q G96
2016-11-23 06:33:44 C 02 10 48.31 +40 56 41.3 q G96
2016-11-23 06:39:59 C 02 10 47.59 +40 56 39.6 q G96
2016-11-23 07:34:18 C 02 10 42.223 +40 56 27.69 L F51
2016-11-23 07:50:52 C 02 10 40.327 +40 56 23.25 L F51
2016-11-23 08:07:28 C 02 10 38.449 +40 56 18.81 L F51
2016-11-29 07:25:17 C 01 55 45.719 +40 07 14.35 L F51
2016-11-29 07:42:27 C 01 55 43.968 +40 07 07.43 L F51
2016-12-19 02:18:59 C 01 24 34.70 +36 07 34.8 q G96
2016-12-19 02:39:11 C 01 24 33.94 +36 07 24.5 q G96
2016-12-19 02:54:30 C 01 24 33.42 +36 07 16.1 q G96
2016-12-19 03:00:41 C 01 24 33.17 +36 07 13.4 q G96
2016-12-19 04:41:08 C 01 24 29.64 +36 06 21.1 q G96
2016-12-19 04:43:03 C 01 24 29.56 +36 06 19.7 q G96
2016-12-19 04:46:14 C 01 24 29.42 +36 06 17.4 q G96
2016-12-19 04:49:48 C 01 24 29.34 +36 06 16.0 q G96
2016-12-28 13:42:04 C 01 21 01.57 +34 18 03.4 q D29
2016-12-28 14:02:26 C 01 21 01.49 +34 17 54.4 q D29
2016-12-28 14:22:48 C 01 21 01.47 +34 17 45.8 q D29
2017-01-26 04:02:28 C 01 46 54.92 +31 11 34.4 R G45
2017-01-26 04:09:19 C 01 46 55.41 +31 11 33.3 R G45
2017-01-26 04:16:13 C 01 46 55.89 +31 11 31.8 R G45
2017-01-26 04:22:58 C 01 46 56.35 +31 11 32.0 R G45
2017-01-26 04:29:54 C 01 46 56.83 +31 11 30.5 R G45
2017-03-09 03:17:08 C 03 34 12.26 +29 07 49.2 q G96
2017-03-09 03:23:16 C 03 34 13.08 +29 07 46.5 q G96
2017-03-09 03:29:24 C 03 34 13.84 +29 07 44.7 q G96
2017-03-09 03:35:32 C 03 34 14.74 +29 07 43.0 q G96
2017-06-12 16:58:24 S 11 11 57.115 -40 01 09.77 L C51
2017-06-12 20:06:54 S 11 12 54.223 -40 05 12.37 L C51
2017-06-12 23:15:35 S 11 13 51.374 -40 09 12.56 L C51
2017-06-13 05:32:35 S 11 15 45.76 -40 17 06.2 L C51
2017-06-13 07:07:01 S 11 16 14.34 -40 19 04.6 L C51
2017-06-13 10:15:31 S 11 17 11.50 -40 22 56.3 L C51
2017-06-13 13:24:01 S 11 18 08.67 -40 26 46.0 L C51
2017-06-13 14:58:16 S 11 18 37.20 -40 28 41.5 L C51
2017-06-13 14:58:27 S 11 18 37.15 -40 28 43.9 L C51
2018-12-04 08:50:34 C 10 28 22.59 +39 49 32.4 V 703