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
2019-03-23 19:44:34 S 11 34 02.381 -11 06 31.93 – V C57
2019-03-23 19:44:34 s 1 -203807.65 6 +178717.03 8190.0 – C57
2019-03-23 20:14:34 S 11 33 59.988 -11 06 23.33 – V C57
2019-03-23 20:14:34 s 1 -203853.95 7 +176780.83 830.0 – C57
2019-03-23 20:44:34 S 11 33 57.540 -11 06 20.99 – V C57
2019-03-23 20:44:34 s 1 -203888.21 7 +174834.17 9550.0 – C57
2019-03-23 21:14:34 S 11 33 55.418 -11 06 16.78 – V C57
2019-03-23 21:14:34 s 1 -203910.28 6 +172877.03 3700.0 – C57
2019-03-23 21:44:34 S 11 33 52.843 -11 06 14.90 – V C57
2019-03-23 21:44:34 s 1 -203920.01 0 +170909.40 2590.0 – C57
2019-03-23 22:14:34 S 11 33 50.496 -11 06 07.42 – V C57
2019-03-23 22:14:34 s 1 -203917.23 1 +168931.25 5560.0 – C57
2019-03-23 22:44:34 S 11 33 48.103 -11 06 05.04 – V C57
2019-03-23 22:44:34 s 1 -203901.78 8 +166942.59 1920.0 – C57
2019-03-23 23:14:34 S 11 33 45.838 -11 06 00.90 – V C57
2019-03-23 23:14:34 s 1 -203873.51 8 +164943.40 960.0 – C57
2019-03-23 23:44:34 S 11 33 43.572 -11 05 59.68 – V C57
2019-03-23 23:44:34 s 1 -203832.25 5 +162933.67 1960.0 – C57
2019-03-24 00:14:34 S 11 33 41.086 -11 05 53.16 – V C57
2019-03-24 00:14:34 s 1 -203777.82 9 +160913.39 4190.0 – C57
2019-03-24 00:44:34 S 11 33 38.688 -11 05 47.15 – V C57
2019-03-24 00:44:34 s 1 -203710.06 7 +158882.55 6890.0 – C57
2019-03-24 01:14:34 S 11 33 36.514 -11 05 43.26 – V C57
2019-03-24 01:14:34 s 1 -203628.79 2 +156841.13 9310.0 – C57
2019-03-24 01:44:34 S 11 33 34.246 -11 05 40.45 – V C57
2019-03-24 01:44:34 s 1 -203533.82 5 +154789.15 650.0 – C57
2019-03-24 02:14:34 S 11 33 31.514 -11 05 35.27 – V C57
2019-03-24 02:14:34 s 1 -203424.98 1 +152726.58 140.0 – C57
2019-03-24 02:44:34 S 11 33 29.294 -11 05 32.21 – V C57
2019-03-24 02:44:34 s 1 -203302.07 4 +150653.42 6940.0 – C57
2019-03-24 03:14:34 S 11 33 27.079 -11 05 29.51 – V C57
2019-03-24 03:14:34 s 1 -203164.91 3 +148569.67 230.0 – C57
2019-03-24 03:44:34 S 11 33 24.605 -11 05 22.06 – V C57
2019-03-24 03:44:34 s 1 -203013.30 3 +146475.32 9170.0 – C57
2019-03-24 04:14:34 S 11 33 22.090 -11 05 18.74 – V C57
2019-03-24 04:14:34 s 1 -202847.04 4 +144370.38 2880.0 – C57
2019-03-24 04:44:34 S 11 33 19.978 -11 05 12.95 – V C57
2019-03-24 04:44:34 s 1 -202665.93 5 +142254.83 480.0 – C57
2019-03-24 05:14:34 S 11 33 17.345 -11 05 11.44 – V C57
2019-03-24 05:14:34 s 1 -202469.76 7 +140128.68 1070.0 – C57
2019-03-24 06:14:34 S 11 33 12.972 -11 05 02.90 – V C57
2019-03-24 06:14:34 s 1 -202031.40 8 +135844.59 7470.0 – C57
2019-03-24 07:14:34 S 11 33 08.345 -11 04 54.91 – V C57
2019-03-24 07:14:34 s 1 -201530.22 2 +131518.13 4450.0 – C57
2019-03-24 07:44:34 S 11 33 05.712 -11 04 51.06 – V C57
2019-03-24 07:44:34 s 1 -201255.50 3 +129339.02 5670.0 – C57
2019-03-24 08:44:34 S 11 33 01.255 -11 04 39.32 – V C57
2019-03-24 08:44:34 s 1 -200656.64 0 +124949.12 8400.0 – C57
2019-03-24 09:14:34 S 11 32 58.526 -11 04 35.00 – V C57
2019-03-24 09:14:34 s 1 -200332.01 0 +122738.34 7780.0 – C57