IAA RAS IAA Minor Planet Database

2018 SQ3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2573092845 ± 2.09e-07
Semi-major axis (a)1.5668323002 AU ± 1.56e-08
Inclination (i)26.24570330° ± 3.57e-05
Long. of Asc. Node (Ω)187.32143542° ± 5.98e-06
Arg. of Perihelion (ω)206.47081687° ± 1.45e-04
Mean Anomaly (M)212.19832495° ± 8.05e-05
Mean Motion (n)0.5025491031°/day ± 7.48e-09
Perihelion dist (q)1.16367180 AU ± 3.28e-07
Aphelion dist (Q)1.96999280 AU ± 3.28e-07
Orbital Period1.96125369 yr ± 2.92e-08
Physical Parameters
H (abs. magnitude)22.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.308″
Uncertainty0
Orbit TypeAmor
MOID0.183080 AU
Observations Used59
Oppositions1
Arc Total2018-2020
First Observation Used2018-09-30
Last Observation Used2020-09-30
Observations (59)
Date Type RA Dec Mag Band Observatory
2018-09-30 04:19:27 C 22 31 20.47 +05 17 45.7 – V G96
2018-09-30 04:27:27 C 22 31 20.93 +05 17 06.6 – V G96
2018-09-30 04:35:29 C 22 31 21.37 +05 16 26.9 – V G96
2018-09-30 04:43:30 C 22 31 21.88 +05 15 48.2 – V G96
2018-09-30 06:23:10 C 22 31 27.57 +05 07 37.9 – o 691
2018-09-30 06:55:15 C 22 31 29.42 +05 04 59.6 – o 691
2018-09-30 07:04:39 C 22 31 29.96 +05 04 13.1 – V I52
2018-09-30 07:06:51 C 22 31 30.11 +05 04 02.1 – V I52
2018-09-30 07:09:03 C 22 31 30.24 +05 03 51.4 – V I52
2018-10-01 00:09:13 C 22 32 39.83 +03 39 38.9 – V J95
2018-10-01 00:19:58 C 22 32 40.56 +03 38 45.7 – V J95
2018-10-01 02:56:17 C 22 32 52.77 +03 25 56.1 – u H21
2018-10-01 03:09:49 C 22 32 53.60 +03 24 48.6 – u H21
2018-10-01 03:23:21 C 22 32 54.41 +03 23 41.4 – u H21
2018-10-02 18:52:11 C 22 35 45.42 +00 06 27.4 – V K51
2018-10-02 18:55:04 C 22 35 45.66 +00 06 11.9 – V K51
2018-10-02 18:57:57 C 22 35 45.82 +00 05 58.3 – V K51
2018-10-02 22:08:49 C 22 35 58.41 -00 09 58.7 – V L01
2018-10-02 22:14:24 C 22 35 58.85 -00 10 27.1 – V L01
2018-10-03 23:15:07 C 22 37 52.59 -02 15 56.7 – V 204
2018-10-03 23:32:36 C 22 37 53.85 -02 17 23.9 – V 204
2018-10-04 01:27:22 C 22 38 04.96 -02 26 56.2 – u H21
2018-10-04 01:33:56 C 22 38 05.41 -02 27 29.3 – u H21
2018-10-04 01:42:36 C 22 38 06.03 -02 28 12.9 – u H21
2018-10-06 03:27:42 C 22 42 06.74 -06 36 20.4 – V G96
2018-10-06 03:35:47 C 22 42 07.38 -06 37 00.4 – V G96
2018-10-06 03:43:51 C 22 42 07.96 -06 37 40.9 – V G96
2018-10-09 04:35:23 C 22 48 30.15 -12 30 40.0 – q H21
2018-10-09 04:49:25 C 22 48 31.33 -12 31 45.9 20.0 q H21
2018-10-14 12:09:17 C 23 01 04.78 -21 50 10.2 – V 474
2018-10-14 12:11:50 C 23 01 05.05 -21 50 20.1 – V 474
2018-10-14 12:14:23 C 23 01 05.31 -21 50 30.3 – V 474
2018-10-14 12:16:57 C 23 01 05.55 -21 50 40.0 – V 474
2018-10-15 03:58:52 C 23 02 45.21 -22 53 15.1 – u 807
2018-10-15 04:04:09 C 23 02 45.74 -22 53 35.5 – u 807
2018-10-28 02:53:15 C 23 39 27.76 -38 09 04.7 – u 807
2018-10-28 03:10:07 C 23 39 29.74 -38 09 39.0 – u 807
2018-10-28 03:26:59 C 23 39 31.71 -38 10 12.9 – u 807
2018-12-03 02:25:16 C 01 28 01.93 -46 55 21.0 – U 807
2018-12-03 02:51:27 C 01 28 04.73 -46 55 14.0 – U 807
2018-12-03 03:17:04 C 01 28 07.53 -46 55 06.0 – U 807
2020-09-17 01:37:44 C 02 21 26.89 +23 37 04.9 – V 204
2020-09-17 02:50:27 C 02 21 36.74 +23 32 59.6 – V 204
2020-09-18 07:38:39 C 02 25 43.44 +21 52 52.1 – u H21
2020-09-18 08:04:23 C 02 25 46.89 +21 51 19.7 – u H21
2020-09-18 08:06:29 C 02 25 47.15 +21 51 12.0 – u H21
2020-09-19 04:11:23 C 02 28 37.49 +20 37 55.9 – V J04
2020-09-19 04:22:15 C 02 28 38.92 +20 37 15.3 – V J04
2020-09-19 04:33:06 C 02 28 40.33 +20 36 34.8 – V J04
2020-09-20 03:43:22 C 02 31 57.03 +19 08 19.7 – V J04