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
2018-09-21 09:52:56 C 00 37 44.36 +19 46 31.7 U I41
2018-09-27 19:07:54 C 00 28 59.23 +22 59 32.8 S 151
2018-09-27 19:09:44 C 00 28 59.11 +22 59 35.2 S 151
2018-09-27 19:11:32 C 00 28 58.99 +22 59 37.7 S 151
2018-09-27 19:13:20 C 00 28 58.85 +22 59 40.5 S 151
2018-09-27 19:15:08 C 00 28 58.72 +22 59 43.4 S 151
2018-09-27 19:16:57 C 00 28 58.59 +22 59 45.7 S 151
2018-09-27 19:18:45 C 00 28 58.46 +22 59 47.9 S 151
2018-09-27 23:31:51 C 00 28 39.83 +23 05 33.8 q 160
2018-09-27 23:35:51 C 00 28 39.53 +23 05 39.4 q 160
2018-09-27 23:39:58 C 00 28 39.20 +23 05 45.0 q 160
2018-09-28 23:50:08 C 00 26 56.25 +23 38 38.9 q 160
2018-09-28 23:53:45 C 00 26 55.97 +23 38 44.0 q 160
2018-09-28 23:57:48 C 00 26 55.66 +23 38 49.4 q 160
2018-09-29 23:29:49 C 00 25 10.33 +24 11 29.4 q 160
2018-09-29 23:32:49 C 00 25 10.10 +24 11 33.4 q 160
2018-09-29 23:35:47 C 00 25 09.84 +24 11 37.4 q 160
2018-09-30 07:07:23 C 00 24 35.19 +24 22 17.2 V 703
2018-09-30 07:15:10 C 00 24 34.52 +24 22 28.1 V 703
2018-09-30 07:22:50 C 00 24 33.87 +24 22 39.1 V 703
2018-09-30 07:30:26 C 00 24 33.22 +24 22 49.7 V 703
2018-09-30 17:58:27 C 00 23 44.92 +24 37 42.0 q C97
2018-09-30 18:00:38 C 00 23 44.74 +24 37 44.9 q C97
2018-09-30 18:02:50 C 00 23 44.50 +24 37 48.4 q C97
2018-09-30 18:05:01 C 00 23 44.21 +24 37 51.2 q C97
2018-10-02 11:13:43 C 00 20 17.91 +25 37 17.9 U T08
2018-10-02 11:29:23 C 00 20 16.41 +25 37 40.8 U T08
2018-10-02 11:47:34 C 00 20 14.69 +25 38 06.9 U T08
2018-10-02 12:04:52 C 00 20 13.04 +25 38 31.6 U T08
2018-10-03 19:45:35 C 00 17 25.61 +26 25 17.7 q K63
2018-10-03 19:51:08 C 00 17 25.08 +26 25 26.3 q K63
2018-10-03 19:56:09 C 00 17 24.60 +26 25 33.8 q K63
2018-10-03 22:07:35 C 00 17 11.58 +26 28 54.0 q 160
2018-10-03 22:10:46 C 00 17 11.24 +26 28 58.7 q 160
2018-10-03 22:13:53 C 00 17 10.94 +26 29 03.9 q 160
2018-10-04 11:48:02 C 00 15 53.40 +26 49 43.5 U T05
2018-10-04 12:09:25 C 00 15 51.19 +26 50 15.4 U T05
2018-10-04 12:35:33 C 00 15 48.52 +26 50 54.1 U T05
2018-10-04 22:39:45 C 00 14 52.04 +27 06 05.8 q 160
2018-10-04 22:42:39 C 00 14 51.74 +27 06 09.7 q 160
2018-10-04 22:45:30 C 00 14 51.49 +27 06 13.8 q 160
2018-10-05 05:49:32 C 00 14 10.63 +27 17 10.0 V 703
2018-10-05 05:57:14 C 00 14 09.81 +27 17 22.6 V 703
2018-10-05 06:04:56 C 00 14 08.99 +27 17 33.9 V 703
2018-10-05 06:12:37 C 00 14 08.17 +27 17 45.7 V 703
2018-10-05 23:20:13 C 00 12 25.62 +27 44 09.2 V J27
2018-10-05 23:28:36 C 00 12 24.70 +27 44 22.3 V J27
2018-10-05 23:35:10 C 00 12 23.99 +27 44 32.5 V J27
2018-10-06 10:54:26 C 00 11 13.76 +28 02 23.1 U T08
2018-10-06 10:59:38 C 00 11 13.17 +28 02 31.1 U T08