IAA RAS IAA Minor Planet Database

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
2019-03-19 01:44:34 S 11 42 58.570 -11 20 29.29 – V C57
2019-03-19 01:44:34 s 1 -31637.578 0 +373620.17 8110.0 – C57
2019-03-19 02:14:34 S 11 42 55.949 -11 20 25.33 – V C57
2019-03-19 02:14:34 s 1 -32728.772 0 +373788.30 3050.0 – C57
2019-03-19 02:44:34 S 11 42 53.827 -11 20 21.84 – V C57
2019-03-19 02:44:34 s 1 -33819.171 0 +373947.14 3610.0 – C57
2019-03-19 03:14:34 S 11 42 51.386 -11 20 19.57 – V C57
2019-03-19 03:14:34 s 1 -34908.749 0 +374096.72 9940.0 – C57
2019-03-19 03:44:34 S 11 42 49.037 -11 20 16.48 – V C57
2019-03-19 03:44:34 s 1 -35997.481 0 +374237.04 2130.0 – C57
2019-03-19 04:14:34 S 11 42 46.834 -11 20 15.07 – V C57
2019-03-19 04:14:34 s 1 -37085.339 0 +374368.12 330.0 – C57
2019-03-19 04:44:34 S 11 42 44.369 -11 20 08.70 – V C57
2019-03-19 04:44:34 s 1 -38172.300 0 +374489.96 4640.0 – C57
2019-03-19 05:14:34 S 11 42 42.557 -11 20 06.14 – V C57
2019-03-19 05:14:34 s 1 -39258.337 0 +374602.59 5180.0 – C57
2019-03-19 05:44:34 S 11 42 39.946 -11 20 04.78 – V C57
2019-03-19 05:44:34 s 1 -40343.424 0 +374706.01 2070.0 – C57
2019-03-19 06:14:34 S 11 42 37.445 -11 20 03.37 – V C57
2019-03-19 06:14:34 s 1 -41427.536 0 +374800.25 5440.0 – C57
2019-03-19 06:44:34 S 11 42 35.376 -11 19 58.98 – V C57
2019-03-19 06:44:34 s 1 -42510.648 0 +374885.30 5390.0 – C57
2019-03-19 07:14:34 S 11 42 32.837 -11 19 53.69 – V C57
2019-03-19 07:14:34 s 1 -43592.734 0 +374961.18 2050.0 – C57
2019-03-19 07:44:34 S 11 42 30.439 -11 19 55.74 – V C57
2019-03-19 07:44:34 s 1 -44673.770 0 +375027.91 5530.0 – C57
2019-03-19 08:14:34 S 11 42 28.279 -11 19 49.87 – V C57
2019-03-19 08:14:34 s 1 -45753.729 0 +375085.49 5960.0 – C57
2019-03-19 08:44:34 S 11 42 25.733 -11 19 48.61 – V C57
2019-03-19 08:44:34 s 1 -46832.588 0 +375133.93 3430.0 – C57
2019-03-19 09:14:34 S 11 42 23.434 -11 19 44.62 – V C57
2019-03-19 09:14:34 s 1 -47910.319 0 +375173.26 8080.0 – C57
2019-03-19 09:44:34 S 11 42 21.055 -11 19 39.43 – V C57
2019-03-19 09:44:34 s 1 -48986.900 0 +375203.47 10.0 – C57
2019-03-19 10:44:34 S 11 42 16.642 -11 19 36.30 – V C57
2019-03-19 10:44:34 s 1 -51136.507 0 +375236.61 6210.0 – C57
2019-03-19 12:14:34 S 11 42 09.600 -11 19 28.24 – V C57
2019-03-19 12:14:34 s 1 -54351.659 0 +375218.23 3020.0 – C57
2019-03-19 12:44:34 S 11 42 07.236 -11 19 25.36 – V C57
2019-03-19 12:44:34 s 1 -55420.808 0 +375194.00 1090.0 – C57
2019-03-19 13:14:34 S 11 42 05.002 -11 19 21.14 – V C57
2019-03-19 13:14:34 s 1 -56488.631 0 +375160.72 7250.0 – C57
2019-03-19 13:44:34 S 11 42 02.498 -11 19 16.28 – V C57
2019-03-19 13:44:34 s 1 -57555.105 0 +375118.42 1600.0 – C57
2019-03-19 14:14:34 S 11 42 00.197 -11 19 15.13 – V C57
2019-03-19 14:14:34 s 1 -58620.203 0 +375067.09 4280.0 – C57
2019-03-19 15:14:34 S 11 41 55.459 -11 19 11.03 – V C57
2019-03-19 15:14:34 s 1 -60746.177 0 +374937.41 5020.0 – C57
2019-03-19 15:44:34 S 11 41 53.551 -11 19 04.44 – V C57
2019-03-19 15:44:34 s 1 -61807.003 0 +374859.07 3320.0 – C57