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
2018-09-06 07:14:31 C 00 01 58.32 +20 02 03.2 V 703
2018-09-06 07:22:05 C 00 01 58.40 +20 02 13.9 V 703
2018-09-06 07:29:39 C 00 01 58.52 +20 02 24.9 V 703
2018-09-06 07:37:13 C 00 01 58.62 +20 02 37.2 V 703
2018-09-06 12:34:02 C 00 02 04.06 +20 09 58.9 U T05
2018-09-06 12:48:09 C 00 02 04.25 +20 10 19.8 U T05
2018-09-06 13:03:38 C 00 02 04.47 +20 10 42.9 U T05
2018-09-06 13:04:57 C 00 02 04.48 +20 10 44.7 U T05
2018-09-06 13:18:12 C 00 02 04.66 +20 11 04.3 U T05
2018-09-06 13:35:32 C 00 02 04.93 +20 11 28.9 U T05
2018-09-08 12:50:25 C 00 03 02.66 +21 22 15.5 U T08
2018-09-08 12:51:46 C 00 03 02.69 +21 22 16.9 U T08
2018-09-08 13:03:25 C 00 03 02.78 +21 22 33.9 U T08
2018-09-08 13:21:52 C 00 03 03.09 +21 23 01.7 U T08
2018-09-09 06:26:11 C 00 03 24.92 +21 48 58.9 V G96
2018-09-09 06:33:39 C 00 03 25.01 +21 49 10.5 V G96
2018-09-09 06:41:06 C 00 03 25.11 +21 49 21.8 V G96
2018-09-09 06:48:33 C 00 03 25.22 +21 49 33.2 V G96
2018-09-09 07:28:08 C 00 03 25.74 +21 50 34.2 V 703
2018-09-09 07:35:47 C 00 03 25.81 +21 50 45.0 V 703
2018-09-09 07:43:24 C 00 03 25.88 +21 50 58.0 V 703
2018-09-09 07:51:03 C 00 03 26.00 +21 51 08.9 V 703
2018-09-10 12:28:17 C 00 03 58.68 +22 35 27.4 U T05
2018-09-10 12:50:38 C 00 03 58.96 +22 36 01.8 U T05
2018-09-10 13:00:07 C 00 03 59.08 +22 36 16.5 U T05
2018-09-10 13:19:22 C 00 03 59.28 +22 36 45.7 U T05
2018-09-14 04:41:45 C 00 05 40.99 +24 55 41.1 q U82
2018-09-14 06:10:21 C 00 05 42.13 +24 58 09.1 q U82
2018-09-14 07:46:35 C 00 05 43.29 +25 00 46.1 q U82
2018-09-15 07:31:17 C 00 06 09.97 +25 39 38.6 V 703
2018-09-15 07:39:25 C 00 06 10.03 +25 39 52.3 V 703
2018-09-15 07:47:34 C 00 06 10.09 +25 40 05.6 V 703
2018-09-15 07:55:43 C 00 06 10.17 +25 40 17.3 V 703
2018-09-16 12:08:10 C 00 06 41.38 +26 27 07.1 U T08
2018-09-16 12:14:30 C 00 06 41.47 +26 27 18.3 U T08
2018-09-16 12:34:07 C 00 06 41.68 +26 27 50.5 U T08
2018-09-16 12:45:06 C 00 06 41.79 +26 28 07.9 U T08
2018-09-17 06:57:45 C 00 07 03.86 +26 58 31.4 V 703
2018-09-17 07:06:10 C 00 07 03.94 +26 58 45.4 V 703
2018-09-17 07:22:16 C 00 07 04.12 +26 59 12.6 V 703
2018-09-18 11:51:31 C 00 07 36.04 +27 47 24.9 U T05
2018-09-18 12:16:27 C 00 07 36.29 +27 48 06.9 U T05
2018-09-18 12:19:45 C 00 07 36.34 +27 48 12.1 U T05
2018-09-18 12:44:56 C 00 07 36.59 +27 48 54.1 U T05
2018-09-19 02:15:59 C 00 07 54.90 +28 11 45.5 q W34
2018-09-19 02:30:37 C 00 07 55.14 +28 12 11.1 q W34
2018-09-19 03:06:24 C 00 07 55.61 +28 13 13.6 q W34
2018-09-20 23:19:49 C 00 08 47.03 +29 29 19.9 q 160
2018-09-20 23:22:57 C 00 08 47.08 +29 29 25.3 q 160
2018-09-20 23:26:04 C 00 08 47.12 +29 29 30.7 q 160