IAA RAS IAA Minor Planet Database

2019 SQ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5574310004 ± 7.61e-06
Semi-major axis (a)2.6163721330 AU ± 4.77e-05
Inclination (i)1.11973656° ± 9.82e-06
Long. of Asc. Node (Ω)253.21668719° ± 3.83e-04
Arg. of Perihelion (ω)164.02297125° ± 3.68e-04
Mean Anomaly (M)146.48864203° ± 1.39e-02
Mean Motion (n)0.2328965225°/day ± 6.36e-06
Perihelion dist (q)1.15792520 AU ± 2.90e-05
Aphelion dist (Q)4.07481907 AU ± 7.68e-05
Orbital Period4.23203521 yr ± 1.16e-04
Physical Parameters
H (abs. magnitude)21.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.298″
Uncertainty2
Orbit TypeAmor
MOID0.168537 AU
Observations Used56
Oppositions1
Arc Total2019-2020
First Observation Used2019-09-05
Last Observation Used2020-01-27
Observations (60)
Date Type RA Dec Mag Band Observatory
2019-09-05 07:28:20 C 22 55 40.48 -03 28 45.4 – V G96
2019-09-05 07:36:12 C 22 55 40.22 -03 28 46.0 – V G96
2019-09-05 07:44:03 C 22 55 39.87 -03 28 48.1 – V G96
2019-09-05 07:51:55 C 22 55 39.57 -03 28 49.2 – V G96
2019-09-19 11:07:29 C 22 41 59.755 -04 35 40.81 – V F51
2019-09-19 11:23:51 C 22 41 59.029 -04 35 44.38 – V F51
2019-09-26 07:18:52 C 22 35 31.711 -05 11 42.60 – U F51
2019-09-26 07:35:37 C 22 35 31.024 -05 11 46.17 – U F51
2019-09-26 07:52:20 C 22 35 30.311 -05 11 49.84 – U F51
2019-09-26 21:10:30 C 22 35 01.57 -05 14 42.0 – V J04
2019-09-26 21:21:36 C 22 35 01.12 -05 14 44.2 – V J04
2019-09-26 21:32:43 C 22 35 00.64 -05 14 46.5 – V J04
2019-09-27 02:10:48 C 22 34 50.57 -05 15 49.1 – u H21
2019-09-27 02:19:11 C 22 34 50.21 -05 15 50.2 – u H21
2019-09-27 02:23:30 C 22 34 50.03 -05 15 50.9 – u H21
2019-09-30 08:18:35 C 22 32 11.597 -05 31 41.28 – U F51
2019-09-30 08:36:27 C 22 32 10.944 -05 31 44.66 – U F51
2019-09-30 08:54:16 C 22 32 10.286 -05 31 48.25 – U F51
2019-10-03 04:27:01 C 22 30 12.29 -05 44 30.5 – V G96
2019-10-03 04:35:08 C 22 30 12.01 -05 44 32.2 – V G96
2019-10-03 04:43:14 C 22 30 11.74 -05 44 33.5 – V G96
2019-10-03 04:51:21 C 22 30 11.50 -05 44 35.0 – V G96
2019-10-19 03:11:22 C 22 26 43.32 -06 22 25.1 – V I52
2019-10-19 04:06:23 C 22 26 43.67 -06 22 24.5 – V I52
2019-10-19 04:47:54 C 22 26 43.95 -06 22 25.1 – V I52
2019-10-20 03:35:57 C 22 27 01.71 -06 22 19.0 – o 291
2019-10-20 03:58:24 C 22 27 01.88 -06 22 18.3 – o 291
2019-10-21 04:33:00 C 22 27 24.65 -06 21 51.4 – o 291
2019-10-21 04:54:14 C 22 27 24.88 -06 21 51.0 – o 291
2019-10-21 05:15:38 C 22 27 25.13 -06 21 50.5 – o 291
2019-10-26 04:16:45 C 22 30 19.38 -06 14 21.3 – o 691
2019-10-26 04:32:33 C 22 30 19.72 -06 14 19.4 – o 691
2019-10-26 04:48:18 C 22 30 20.17 -06 14 17.7 – o 691
2019-10-28 06:17:37 C 22 32 04.376 -06 08 24.14 – U F52
2019-10-28 06:34:31 C 22 32 04.917 -06 08 21.94 – U F52
2019-10-28 07:08:27 C 22 32 05.998 -06 08 17.36 – U F52
2019-11-11 01:36:50 C 22 51 41.60 -04 44 08.0 – V 807
2019-11-11 01:43:21 C 22 51 42.10 -04 44 05.5 – V 807
2019-11-11 01:49:35 C 22 51 42.58 -04 44 03.6 – V 807
2019-11-24 09:40:11 C 23 23 30.53 -02 04 57.1 – V 474
2019-11-24 09:45:16 C 23 23 31.10 -02 04 53.9 – V 474
2019-11-24 09:50:20 C 23 23 31.74 -02 04 50.0 – V 474
2019-11-24 09:55:24 C 23 23 32.21 -02 04 48.7 – V 474
2019-11-25 06:20:31 C 23 25 58.866 -01 52 24.85 – U F51
2019-11-25 06:38:20 C 23 26 00.931 -01 52 13.26 – U F51
2019-11-25 06:56:11 C 23 26 02.966 -01 52 02.11 – U F51
2019-12-16 01:30:18 C 00 39 00.75 +04 44 55.5 – V 807
2019-12-16 01:36:12 C 00 39 01.71 +04 45 01.0 – V 807
2019-12-16 01:42:23 C 00 39 02.71 +04 45 06.8 – V 807
2019-12-21 02:37:24 C 00 59 53.44 +06 37 20.6 – V G96