523805 (2001 QA143)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4930323637 ± 2.12e-08
Semi-major axis (a)2.2601536841 AU ± 1.03e-09
Inclination (i)6.82841883° ± 2.17e-06
Long. of Asc. Node (Ω)305.26333915° ± 3.29e-05
Arg. of Perihelion (ω)98.64503531° ± 4.79e-05
Mean Anomaly (M)26.17994630° ± 6.77e-06
Mean Motion (n)0.2900716730°/day ± 1.98e-10
Perihelion dist (q)1.14582477 AU ± 4.79e-08
Aphelion dist (Q)3.37448260 AU ± 4.79e-08
Orbital Period3.39787154 yr ± 2.32e-09
Physical Parameters
H (abs. magnitude)19.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.402″
Uncertainty0
Orbit TypeAmor
MOID0.198182 AU
Observations Used353
Oppositions13
Arc Total2001-2019
First Observation Used2001-08-11
Last Observation Used2019-02-01
Observations (361)
Date Type RA Dec Mag Band Observatory
2018-09-21 05:51:20 C 00 08 55.81 +29 40 44.0 V G96
2018-09-21 05:58:50 C 00 08 55.90 +29 40 57.2 V G96
2018-09-21 06:06:20 C 00 08 56.03 +29 41 10.0 V G96
2018-09-21 06:13:51 C 00 08 56.08 +29 41 23.7 V G96
2018-09-21 07:52:41 C 00 08 57.45 +29 44 16.3 U I41
2018-09-21 07:54:39 C 00 08 57.47 +29 44 19.7 U I41
2018-09-21 08:21:36 C 00 08 57.78 +29 45 06.6 U I41
2018-09-21 09:46:09 C 00 08 58.81 +29 47 32.2 U I41
2018-09-21 09:48:54 C 00 08 58.84 +29 47 36.9 U I41
2018-09-21 09:50:15 C 00 08 58.85 +29 47 39.2 U I41
2018-09-22 07:33:10 C 00 09 26.73 +30 25 35.9 V G96
2018-09-22 07:37:26 C 00 09 26.78 +30 25 43.3 V G96
2018-09-22 07:41:37 C 00 09 26.83 +30 25 50.7 V G96
2018-09-24 06:10:34 C 00 10 28.04 +31 47 46.4 U I41
2018-09-24 06:11:53 C 00 10 28.06 +31 47 48.8 U I41
2018-09-24 08:50:58 C 00 10 30.16 +31 52 31.7 U I41
2018-09-27 23:06:27 C 00 12 35.03 +34 26 49.4 q 160
2018-09-27 23:10:32 C 00 12 35.06 +34 26 56.5 q 160
2018-09-27 23:14:37 C 00 12 35.14 +34 27 04.3 q 160
2018-09-28 08:09:42 C 00 12 48.56 +34 43 15.0 V 703
2018-09-28 08:17:26 C 00 12 48.67 +34 43 28.8 V 703
2018-09-28 08:25:10 C 00 12 48.82 +34 43 42.3 V 703
2018-09-28 08:32:54 C 00 12 48.97 +34 43 56.4 V 703
2018-09-29 23:17:49 C 00 13 53.27 +35 53 51.5 q 160
2018-09-29 23:21:35 C 00 13 53.29 +35 53 59.1 q 160
2018-09-29 23:25:25 C 00 13 53.40 +35 54 05.6 q 160
2018-09-30 07:05:31 C 00 14 06.86 +36 08 05.4 V 703
2018-09-30 07:13:17 C 00 14 06.99 +36 08 19.4 V 703
2018-09-30 07:28:34 C 00 14 07.25 +36 08 47.0 V 703
2018-10-03 10:21:14 C 00 16 28.43 +38 24 25.3 U T08
2018-10-03 10:30:01 C 00 16 28.61 +38 24 41.2 U T08
2018-10-03 10:31:22 C 00 16 28.63 +38 24 43.9 U T08
2018-10-03 10:49:26 C 00 16 29.03 +38 25 15.9 U T08
2018-10-03 10:50:11 C 00 16 29.092 +38 25 16.41 U F52
2018-10-03 11:07:09 C 00 16 29.461 +38 25 46.55 U F52
2018-10-03 11:24:00 C 00 16 29.839 +38 26 16.49 U F52
2018-10-03 11:40:56 C 00 16 30.221 +38 26 46.46 U F52
2018-10-03 21:55:28 C 00 16 53.38 +38 45 03.0 q 160
2018-10-03 21:59:33 C 00 16 53.41 +38 45 10.7 q 160
2018-10-03 22:03:34 C 00 16 53.55 +38 45 18.1 q 160
2018-10-04 22:27:37 C 00 17 46.19 +39 29 15.0 q 160
2018-10-04 22:31:28 C 00 17 46.39 +39 29 21.1 q 160
2018-10-04 22:35:19 C 00 17 46.57 +39 29 28.8 q 160
2018-10-05 10:28:31 C 00 18 12.79 +39 51 04.9 U T05
2018-10-05 10:43:54 C 00 18 13.24 +39 51 32.3 U T05
2018-10-05 10:51:29 C 00 18 13.44 +39 51 45.6 U T05
2018-10-05 11:11:48 C 00 18 13.94 +39 52 21.3 U T05
2018-10-09 10:37:29 C 00 22 23.13 +42 41 40.6 U T05
2018-10-09 10:53:44 C 00 22 23.71 +42 42 08.3 U T05
2018-10-09 10:55:09 C 00 22 23.75 +42 42 10.7 U T05