523631 (2009 SX1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4472680572 ± 8.25e-09
Semi-major axis (a)1.7221479119 AU ± 1.67e-09
Inclination (i)8.29207359° ± 2.22e-06
Long. of Asc. Node (Ω)335.00631345° ± 1.13e-05
Arg. of Perihelion (ω)115.40496354° ± 1.27e-05
Mean Anomaly (M)22.84509710° ± 3.03e-06
Mean Motion (n)0.4361206012°/day ± 6.34e-10
Perihelion dist (q)0.95188616 AU ± 1.42e-08
Aphelion dist (Q)2.49240966 AU ± 1.44e-08
Orbital Period2.25998561 yr ± 3.28e-09
Physical Parameters
H (abs. magnitude)18.94
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.414″
Uncertainty0
Orbit TypeApollo
MOID0.072749 AU
Observations Used814
Oppositions10
Arc Total2002-2020
First Observation Used2002-08-11
Last Observation Used2020-08-23
Observations (1157)
Date Type RA Dec Mag Band Observatory
2018-11-02 08:34:41 C 22 21 22.54 +47 02 28.0 U T05
2018-11-02 08:46:20 C 22 21 19.44 +47 02 47.6 U T05
2018-11-02 09:10:28 C 22 21 13.07 +47 03 27.9 U T05
2018-11-04 07:55:12 C 22 09 10.44 +48 25 40.1 U T08
2018-11-04 08:21:27 C 22 09 02.99 +48 26 23.0 U T08
2018-11-04 08:37:02 C 22 08 58.60 +48 26 48.5 U T08
2018-11-06 07:53:57 C 21 56 01.84 +49 47 39.0 U T05
2018-11-06 08:07:08 C 21 55 57.89 +49 47 59.7 U T05
2018-11-06 08:18:45 C 21 55 54.41 +49 48 17.8 U T05
2018-11-12 06:27:50 C 21 11 47.39 +53 32 02.0 U T08
2018-11-12 06:46:00 C 21 11 40.83 +53 32 26.1 U T08
2018-11-12 06:47:19 C 21 11 40.39 +53 32 28.0 U T08
2018-11-12 06:58:36 C 21 11 36.29 +53 32 42.5 U T08
2018-11-12 15:15:48 C 21 08 47.57 +53 44 38.8 q C97
2018-11-12 15:18:00 C 21 08 46.82 +53 44 42.3 q C97
2018-11-12 15:20:13 C 21 08 46.06 +53 44 44.5 q C97
2018-11-12 15:22:24 C 21 08 45.21 +53 44 47.4 q C97
2018-11-16 10:31:08 S 20 35 19.01 +55 42 25.1 L C51
2018-11-16 12:05:23 S 20 34 42.24 +55 44 13.9 L C51
2018-11-16 13:39:38 S 20 34 05.36 +55 46 02.1 L C51
2018-11-16 15:13:53 S 20 33 28.44 +55 47 50.1 L C51
2018-11-16 16:48:08 S 20 32 51.42 +55 49 37.0 L C51
2018-11-16 19:56:38 S 20 31 37.16 +55 53 10.2 L C51
2018-11-16 21:30:53 S 20 30 59.93 +55 54 56.0 L C51
2018-11-16 23:05:09 S 20 30 22.60 +55 56 41.1 L C51
2018-11-17 00:39:23 S 20 29 45.22 +55 58 25.9 L C51
2018-11-17 03:47:53 S 20 28 30.20 +56 01 53.4 L C51
2018-11-17 22:38:10 S 20 20 53.825 +56 21 54.07 L C51
2018-11-18 01:46:40 S 20 19 36.662 +56 25 05.66 L C51
2018-11-18 04:55:10 S 20 18 19.238 +56 28 15.20 L C51
2018-11-20 05:36:20 C 19 57 37.65 +57 12 23.2 U T08
2018-11-20 05:46:21 C 19 57 33.09 +57 12 28.8 U T08
2018-11-20 05:47:41 C 19 57 32.49 +57 12 29.5 U T08
2018-11-20 05:56:23 C 19 57 28.52 +57 12 35.0 U T08
2018-11-20 05:58:24 C 19 57 27.54 +57 12 36.0 U T08
2018-11-20 06:07:48 C 19 57 23.40 +57 12 42.3 U T08
2018-11-20 06:09:07 C 19 57 22.74 +57 12 43.1 U T08
2018-11-20 06:19:12 C 19 57 18.22 +57 12 48.3 U T08
2018-11-27 01:30:25 C 18 41 05.81 +58 03 21.7 V 703
2018-11-27 01:46:07 C 18 40 57.92 +58 03 15.3 V 703
2018-11-27 01:53:58 C 18 40 53.98 +58 03 12.1 V 703
2018-11-28 05:08:10 C 18 27 36.95 +57 54 25.6 U T08
2018-11-28 05:20:24 C 18 27 30.88 +57 54 18.3 U T08
2018-11-28 05:31:50 C 18 27 25.20 +57 54 11.3 U T08
2018-12-20 12:20:53 C 15 13 42.67 +39 52 39.1 V 703
2018-12-20 12:28:03 C 15 13 41.08 +39 52 19.0 V 703
2018-12-20 12:42:21 C 15 13 37.99 +39 51 39.0 V 703
2019-01-03 05:25:08 C 14 25 39.79 +24 07 14.6 q 160
2019-01-03 05:32:57 C 14 25 38.92 +24 06 53.8 q 160
2019-01-12 11:01:47 C 14 06 33.11 +14 57 53.6 V 703