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
2018-10-16 10:27:16 C 23 41 03.78 +34 43 24.1 U T05
2018-10-16 10:43:58 C 23 41 01.09 +34 43 52.8 U T05
2018-10-17 07:55:11 C 23 37 50.362 +35 21 32.27 U F52
2018-10-17 08:13:31 C 23 37 47.296 +35 22 05.05 U F52
2018-10-17 08:31:43 C 23 37 44.253 +35 22 37.45 U F52
2018-10-17 08:49:58 C 23 37 41.202 +35 23 09.77 U F52
2018-10-18 09:29:32 C 23 33 48.86 +36 07 15.8 U T08
2018-10-18 09:45:34 C 23 33 46.11 +36 07 43.9 U T08
2018-10-18 10:01:05 C 23 33 43.44 +36 08 11.2 U T08
2018-10-18 10:17:26 C 23 33 40.63 +36 08 39.6 U T08
2018-10-18 14:24:21 C 23 33 02.45 +36 15 57.5 q D29
2018-10-18 14:49:49 C 23 32 58.06 +36 16 42.7 q D29
2018-10-18 15:15:15 C 23 32 53.66 +36 17 28.1 q D29
2018-10-19 21:21:04 C 23 27 59.00 +37 11 41.5 q 160
2018-10-19 21:24:10 C 23 27 58.45 +37 11 47.1 q 160
2018-10-19 21:27:13 C 23 27 57.91 +37 11 52.5 q 160
2018-10-20 04:08:51 C 23 26 51.55 +37 24 09.4 V 703
2018-10-20 04:17:13 C 23 26 50.04 +37 24 24.8 V 703
2018-10-20 04:25:45 C 23 26 48.46 +37 24 41.5 V 703
2018-10-20 04:34:51 C 23 26 46.86 +37 24 57.0 V 703
2018-10-20 20:45:40 C 23 24 01.36 +37 54 14.6 q 160
2018-10-20 20:48:53 C 23 24 00.77 +37 54 20.1 q 160
2018-10-20 20:52:06 C 23 24 00.20 +37 54 26.0 q 160
2018-10-21 02:29:32 C 23 23 03.77 +38 04 45.7 V G96
2018-10-21 02:37:38 C 23 23 02.27 +38 05 00.9 V G96
2018-10-21 02:45:45 C 23 23 00.79 +38 05 16.3 V G96
2018-10-21 02:53:51 C 23 22 59.29 +38 05 31.3 V G96
2018-10-21 09:12:07 C 23 21 50.79 +38 17 11.4 U T05
2018-10-21 09:29:29 C 23 21 47.52 +38 17 42.3 U T05
2018-10-21 09:35:43 C 23 21 46.36 +38 17 53.4 U T05
2018-10-21 09:57:15 C 23 21 42.33 +38 18 31.6 U T05
2018-10-23 08:52:10 C 23 13 15.65 +39 44 36.2 U T08
2018-10-23 09:04:18 C 23 13 13.20 +39 44 57.8 U T08
2018-10-23 09:21:38 C 23 13 09.70 +39 45 28.5 U T08
2018-10-23 09:27:06 C 23 13 08.63 +39 45 37.8 U T08
2018-10-23 20:41:59 C 23 11 03.88 +40 06 05.4 q 160
2018-10-23 20:45:12 C 23 11 03.24 +40 06 11.4 q 160
2018-10-23 20:48:26 C 23 11 02.58 +40 06 17.2 q 160
2018-10-25 08:06:27 C 23 04 14.13 +41 11 38.1 U T05
2018-10-25 08:19:09 C 23 04 11.42 +41 12 01.2 U T05
2018-10-25 08:36:37 C 23 04 07.69 +41 12 32.7 U T05
2018-10-25 08:37:17 C 23 04 07.56 +41 12 33.8 U T05
2018-10-26 05:03:33 C 23 00 03.26 +41 50 08.0 V 703
2018-10-26 05:11:05 C 23 00 01.57 +41 50 20.8 V 703
2018-10-26 05:18:37 C 22 59 59.94 +41 50 34.7 V 703
2018-10-28 03:56:49 C 22 50 18.42 +43 16 30.1 V G96
2018-10-28 04:04:23 C 22 50 16.67 +43 16 43.9 V G96
2018-10-28 04:11:51 C 22 50 14.95 +43 16 57.2 V G96
2018-10-28 04:19:15 C 22 50 13.25 +43 17 11.0 V G96
2018-11-02 08:23:28 C 22 21 25.52 +47 02 08.9 U T05