2018 SK1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2918682377 ± 7.73e-08
Semi-major axis (a)1.5991290607 AU ± 8.01e-09
Inclination (i)19.55768306° ± 1.21e-05
Long. of Asc. Node (Ω)5.70777800° ± 4.51e-06
Arg. of Perihelion (ω)25.38334151° ± 5.02e-05
Mean Anomaly (M)177.73044922° ± 2.74e-05
Mean Motion (n)0.4874016585°/day ± 3.66e-09
Perihelion dist (q)1.13239408 AU ± 1.24e-07
Aphelion dist (Q)2.06586404 AU ± 1.24e-07
Orbital Period2.02220544 yr ± 1.52e-08
Physical Parameters
H (abs. magnitude)22.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.298″
Uncertainty0
Orbit TypeAmor
MOID0.149782 AU
Observations Used122
Oppositions3
Arc Total2014-2020
First Observation Used2014-08-29
Last Observation Used2020-10-15
Observations (124)
Date Type RA Dec Mag Band Observatory
2014-08-29 14:17:07 C 03 03 19.789 +00 42 14.22 V F51
2014-08-29 14:28:01 C 03 03 20.781 +00 42 39.53 V F51
2014-08-29 14:38:54 C 03 03 21.738 +00 43 04.21 V F51
2016-08-01 14:04:19 C 01 31 46.156 -28 29 28.30 V F51
2016-08-01 14:16:39 C 01 31 47.070 -28 29 20.92 V F51
2016-08-01 14:28:58 C 01 31 47.962 -28 29 12.75 V F51
2016-08-01 14:41:17 C 01 31 48.861 -28 29 04.64 V F51
2016-08-18 14:57:54 C 02 00 14.709 -22 33 24.33 V F51
2016-08-26 14:06:39 C 02 10 33.485 -18 15 02.65 V F51
2016-09-08 13:46:28 C 02 21 35.743 -07 18 56.77 V F51
2016-09-08 14:06:32 C 02 21 35.977 -07 18 01.30 V F51
2016-10-12 09:28:37 C 01 44 25.485 +52 53 49.67 V F51
2016-10-12 10:04:34 C 01 44 19.292 +52 56 18.89 V F51
2016-10-17 11:18:49 C 01 23 14.200 +60 20 17.55 V F51
2016-10-17 11:37:29 C 01 23 10.100 +60 21 16.50 V F51
2016-10-17 11:56:10 C 01 23 05.991 +60 22 15.08 V F51
2018-09-17 08:01:21 C 00 25 35.42 -24 31 31.4 U I41
2018-09-17 08:05:19 C 00 25 34.82 -24 31 20.4 U I41
2018-09-17 09:07:57 C 00 25 25.91 -24 28 24.3 U I41
2018-09-17 09:09:17 C 00 25 25.72 -24 28 20.3 U I41
2018-09-18 06:35:17 C 00 22 36.57 -23 26 30.7 o 291
2018-09-18 06:38:12 C 00 22 36.14 -23 26 21.9 o 291
2018-09-18 06:41:06 C 00 22 35.72 -23 26 13.2 o 291
2018-09-18 06:53:09 C 00 22 33.98 -23 25 38.7 V I52
2018-09-18 06:55:57 C 00 22 33.53 -23 25 30.8 V I52
2018-09-18 06:56:32 C 00 22 33.41 -23 25 29.1 V I52
2018-09-18 06:59:21 C 00 22 33.03 -23 25 20.4 V I52
2018-09-18 07:17:59 C 00 22 29.24 -23 24 28.3 u H21
2018-09-18 07:23:58 C 00 22 28.38 -23 24 10.4 u H21
2018-09-18 07:33:07 C 00 22 27.04 -23 23 43.1 u H21
2018-09-18 08:21:09 C 00 22 21.00 -23 21 18.4 V G96
2018-09-18 08:28:52 C 00 22 19.86 -23 20 55.5 V G96
2018-09-18 08:39:33 C 00 22 18.29 -23 20 23.2 V G96
2018-09-18 08:47:16 C 00 22 17.18 -23 20 00.7 V G96
2018-09-18 22:55:10 C 00 20 22.75 -22 37 24.4 V L01
2018-09-18 23:01:52 C 00 20 21.65 -22 37 03.5 V L01
2018-09-20 00:22:53 C 00 16 48.67 -21 16 58.9 q 204
2018-09-20 00:40:21 C 00 16 46.05 -21 16 02.4 q 204
2018-09-20 06:14:47 C 00 15 58.99 -20 57 46.9 u H21
2018-09-20 06:18:08 C 00 15 58.49 -20 57 35.8 u H21
2018-09-20 06:21:18 C 00 15 58.01 -20 57 25.6 u H21
2018-09-21 06:22:45 C 00 12 29.78 -19 36 21.6 u H21
2018-09-21 06:31:28 C 00 12 28.38 -19 35 52.2 u H21
2018-09-21 06:42:35 C 00 12 26.61 -19 35 13.4 u H21
2018-09-22 03:50:52 C 00 09 20.46 -18 19 37.3 U 807
2018-09-22 03:52:52 C 00 09 20.14 -18 19 30.3 U 807
2018-09-22 03:54:38 C 00 09 19.86 -18 19 24.0 U 807
2018-09-28 03:59:11 C 23 46 44.86 -08 31 52.9 V I52
2018-09-28 04:00:34 C 23 46 44.61 -08 31 46.7 V I52
2018-09-28 05:18:13 C 23 46 30.29 -08 26 01.7 U H36