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
2019-03-18 08:44:34 S 11 44 16.692 -11 21 54.68 – V C57
2019-03-18 09:14:34 S 11 44 14.330 -11 21 53.06 – V C57
2019-03-18 09:44:34 S 11 44 11.921 -11 21 51.30 – V C57
2019-03-18 10:14:34 S 11 44 09.725 -11 21 47.74 – V C57
2019-03-18 10:44:34 S 11 44 07.320 -11 21 46.48 – V C57
2019-03-18 11:14:34 S 11 44 05.150 -11 21 42.73 – V C57
2019-03-18 11:44:34 S 11 44 02.688 -11 21 41.54 – V C57
2019-03-18 12:14:34 S 11 44 00.410 -11 21 39.42 – V C57
2019-03-18 12:44:34 S 11 43 58.236 -11 21 33.91 – V C57
2019-03-18 13:14:34 S 11 43 56.009 -11 21 31.54 – V C57
2019-03-18 13:44:34 S 11 43 53.628 -11 21 32.15 – V C57
2019-03-18 14:14:34 S 11 43 51.343 -11 21 30.74 – V C57
2019-03-18 14:44:34 S 11 43 49.169 -11 21 23.51 – V C57
2019-03-18 15:44:34 S 11 43 44.438 -11 21 19.04 – V C57
2019-03-18 16:14:34 S 11 43 42.197 -11 21 16.13 – V C57
2019-03-18 16:14:34 s 1 -10789.097 0 +368642.23 190.0 – C57
2019-03-18 16:44:34 S 11 43 40.058 -11 21 15.98 – V C57
2019-03-18 16:44:34 s 1 -11890.326 0 +368989.61 1780.0 – C57
2019-03-18 17:14:34 S 11 43 37.865 -11 21 11.59 – V C57
2019-03-18 17:14:34 s 1 -12991.273 0 +369327.41 6600.0 – C57
2019-03-18 17:44:34 S 11 43 35.338 -11 21 11.23 – V C57
2019-03-18 17:44:34 s 1 -14091.912 0 +369655.65 4770.0 – C57
2019-03-18 18:14:34 S 11 43 33.036 -11 21 09.07 – V C57
2019-03-18 18:14:34 s 1 -15192.213 0 +369974.33 6440.0 – C57
2019-03-18 18:44:34 S 11 43 30.530 -11 21 06.12 – V C57
2019-03-18 18:44:34 s 1 -16292.149 0 +370283.49 1730.0 – C57
2019-03-18 19:14:34 S 11 43 28.685 -11 20 58.70 – V C57
2019-03-18 19:14:34 s 1 -17391.692 0 +370583.13 770.0 – C57
2019-03-18 20:14:34 S 11 43 23.882 -11 21 01.01 – V C57
2019-03-18 20:14:34 s 1 -19589.489 0 +371153.94 640.0 – C57
2019-03-18 20:44:34 S 11 43 21.374 -11 20 54.10 – V C57
2019-03-18 20:44:34 s 1 -20687.687 0 +371425.15 1720.0 – C57
2019-03-18 21:14:34 S 11 43 19.303 -11 20 51.18 – V C57
2019-03-18 21:14:34 s 1 -21785.383 0 +371686.90 7070.0 – C57
2019-03-18 21:44:34 S 11 43 16.966 -11 20 50.64 – V C57
2019-03-18 21:44:34 s 1 -22882.549 0 +371939.23 6820.0 – C57
2019-03-18 22:14:34 S 11 43 14.698 -11 20 46.97 – V C57
2019-03-18 22:14:34 s 1 -23979.157 0 +372182.14 1090.0 – C57
2019-03-18 22:44:34 S 11 43 12.334 -11 20 44.23 – V C57
2019-03-18 22:44:34 s 1 -25075.182 0 +372415.65 10.0 – C57
2019-03-18 23:14:34 S 11 43 09.718 -11 20 43.04 – V C57
2019-03-18 23:14:34 s 1 -26170.596 0 +372639.78 3700.0 – C57
2019-03-18 23:44:34 S 11 43 07.670 -11 20 39.91 – V C57
2019-03-18 23:44:34 s 1 -27265.373 0 +372854.54 2290.0 – C57
2019-03-19 00:14:34 S 11 43 05.234 -11 20 34.48 – V C57
2019-03-19 00:14:34 s 1 -28359.486 0 +373059.94 5900.0 – C57
2019-03-19 00:44:34 S 11 43 02.743 -11 20 35.12 – V C57
2019-03-19 00:44:34 s 1 -29452.909 0 +373256.00 4660.0 – C57
2019-03-19 01:14:34 S 11 43 00.811 -11 20 30.52 – V C57
2019-03-19 01:14:34 s 1 -30545.615 0 +373442.74 8690.0 – C57