IAA RAS IAA Minor Planet Database

2018 SK3

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7011640419 ± 1.05e-07
Semi-major axis (a)2.6013392025 AU ± 8.26e-08
Inclination (i)34.04483513° ± 2.28e-05
Long. of Asc. Node (Ω)353.23285748° ± 1.32e-05
Arg. of Perihelion (ω)124.86963305° ± 2.53e-05
Mean Anomaly (M)228.29738909° ± 3.04e-05
Mean Motion (n)0.2349182719°/day ± 1.12e-08
Perihelion dist (q)0.77737369 AU ± 2.73e-07
Aphelion dist (Q)4.42530471 AU ± 3.06e-07
Orbital Period4.19561354 yr ± 2.00e-07
Physical Parameters
H (abs. magnitude)18.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.289″
Uncertainty0
Orbit TypeApollo
MOID0.040932 AU
Observations Used166
Oppositions4
Arc Total2018-2023
First Observation Used2018-09-10
Last Observation Used2023-06-30
Observations (184)
Date Type RA Dec Mag Band Observatory
2018-10-05 18:50:42 C 23 33 40.35 +25 31 08.5 – V 246
2018-10-05 18:50:55 C 23 33 40.31 +25 31 07.9 – V 246
2018-10-05 18:51:54 C 23 33 40.13 +25 31 08.7 – V 246
2018-10-05 18:52:10 C 23 33 40.15 +25 31 09.5 – V 246
2018-10-06 02:42:12 C 23 32 20.86 +25 38 02.4 – V I52
2018-10-06 02:42:49 C 23 32 20.71 +25 38 03.4 – V I52
2018-10-06 02:44:23 C 23 32 20.41 +25 38 05.3 – V I52
2018-10-06 02:44:59 C 23 32 20.40 +25 38 05.0 – V I52
2018-10-06 07:19:15 C 23 31 33.477 +25 42 07.95 – V T12
2018-10-06 07:20:06 C 23 31 33.329 +25 42 08.65 – V T12
2018-10-10 02:31:37 C 23 15 32.25 +26 57 51.0 – V I52
2018-10-10 02:32:13 C 23 15 32.13 +26 57 51.6 – V I52
2018-10-10 02:36:08 C 23 15 31.41 +26 57 54.5 – V I52
2018-10-10 02:36:44 C 23 15 31.31 +26 57 55.3 – V I52
2018-10-10 04:59:22 C 23 15 05.07 +26 59 48.8 – V G96
2018-10-10 05:07:37 C 23 15 03.55 +26 59 55.5 – V G96
2018-10-10 05:15:53 C 23 15 02.02 +27 00 01.8 – V G96
2018-10-10 05:24:09 C 23 15 00.49 +27 00 08.8 – V G96
2018-10-12 23:46:27 C 23 02 49.48 +27 50 03.5 – V 204
2018-10-13 00:01:42 C 23 02 46.59 +27 50 14.1 – V 204
2018-10-13 00:16:43 C 23 02 43.79 +27 50 24.7 – V 204
2018-10-13 18:12:22 C 22 59 24.23 +28 03 06.4 – V 118
2018-10-13 18:24:30 C 22 59 21.94 +28 03 14.7 – V 118
2018-10-13 18:36:39 C 22 59 19.60 +28 03 23.2 – V 118
2018-10-13 19:17:02 C 22 59 12.12 +28 03 49.9 – V 246
2018-10-13 19:17:28 C 22 59 12.06 +28 03 50.5 – V 246
2018-10-13 19:18:55 C 22 59 11.75 +28 03 52.8 – V 246
2018-10-13 19:19:19 C 22 59 11.70 +28 03 53.0 – V 246
2018-10-13 19:19:42 C 22 59 11.66 +28 03 52.7 – V 246
2018-10-13 19:21:04 C 22 59 11.38 +28 03 53.9 – V 246
2018-10-13 20:25:18 C 22 58 59.16 +28 04 38.1 – S 151
2018-10-13 20:29:50 C 22 58 58.42 +28 04 41.3 – S 151
2018-10-13 20:34:21 C 22 58 57.58 +28 04 44.5 – S 151
2018-10-13 20:36:37 C 22 58 57.16 +28 04 46.6 – S 151
2018-10-14 18:01:44 C 22 54 56.74 +28 19 21.5 – S 151
2018-10-14 18:06:12 C 22 54 55.90 +28 19 25.6 – S 151
2018-10-14 18:10:39 C 22 54 55.08 +28 19 29.0 – S 151
2018-10-14 18:15:07 C 22 54 54.26 +28 19 32.7 – S 151
2018-10-14 18:19:35 C 22 54 53.39 +28 19 35.0 – S 151
2018-10-16 14:10:20 C 22 46 37.00 +28 47 50.6 – q D29
2018-10-16 14:26:52 C 22 46 33.80 +28 48 00.8 – q D29
2018-10-16 14:43:25 C 22 46 30.64 +28 48 10.1 – q D29
2018-10-17 05:36:39 C 22 43 42.659 +28 57 15.43 – U F52
2018-10-17 05:52:41 C 22 43 39.566 +28 57 25.25 – U F52
2018-10-17 06:08:42 C 22 43 36.468 +28 57 34.91 – U F52
2018-10-18 02:56:17 C 22 39 40.55 +29 09 41.6 – V I52
2018-10-18 02:56:54 C 22 39 40.43 +29 09 42.3 – V I52
2018-10-18 03:00:27 C 22 39 39.76 +29 09 44.4 – V I52
2018-10-18 03:04:01 C 22 39 39.06 +29 09 45.7 – V I52
2018-10-19 02:52:11 C 22 35 08.92 +29 23 01.1 19.2 q H21