471241 (2011 BX18)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7321251671 ± 1.64e-08
Semi-major axis (a)2.8654887345 AU ± 1.52e-08
Inclination (i)14.69515642° ± 1.01e-05
Long. of Asc. Node (Ω)310.40631662° ± 1.94e-05
Arg. of Perihelion (ω)304.51568996° ± 1.82e-05
Mean Anomaly (M)334.93637165° ± 3.72e-06
Mean Motion (n)0.2031955619°/day ± 1.62e-09
Perihelion dist (q)0.76759232 AU ± 4.72e-08
Aphelion dist (Q)4.96338515 AU ± 5.39e-08
Orbital Period4.85062899 yr ± 3.86e-08
Physical Parameters
H (abs. magnitude)18.58
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual1.249″
Uncertainty0
Orbit TypeApollo
MOID0.037705 AU
Observations Used1909
Oppositions11
Arc Total2011-2025
First Observation Used2011-01-26
Last Observation Used2025-11-29
Observations (3652)
Date Type RA Dec Mag Band Observatory
2021-03-18 16:34:05 s 1 -183784.38 4 +64545.636 1220.0 C57
2021-03-18 16:44:05 S 09 32 22.951 -48 12 17.10 V C57
2021-03-18 16:44:05 s 1 -183501.99 2 +63672.877 7740.0 C57
2021-03-18 16:54:05 S 09 32 18.194 -48 12 56.05 V C57
2021-03-18 16:54:05 s 1 -183216.17 9 +62798.924 7700.0 C57
2021-03-18 17:04:05 S 09 32 14.542 -48 13 23.02 V C57
2021-03-18 17:04:05 s 1 -182926.92 3 +61923.783 1070.0 C57
2021-03-18 17:14:05 S 09 32 10.824 -48 14 06.04 V C57
2021-03-18 17:14:05 s 1 -182634.19 8 +61047.462 7800.0 C57
2021-03-18 17:24:05 S 09 32 05.921 -48 14 53.02 V C57
2021-03-18 17:24:05 s 1 -182337.98 1 +60169.966 7840.0 C57
2021-03-18 17:34:05 S 09 32 02.318 -48 15 25.24 V C57
2021-03-18 17:34:05 s 1 -182038.24 7 +59291.304 1150.0 C57
2021-03-18 17:44:05 S 09 31 57.665 -48 16 03.58 V C57
2021-03-18 17:44:05 s 1 -181734.97 2 +58411.481 7680.0 C57
2021-03-18 17:54:05 S 09 31 53.962 -48 16 44.00 V C57
2021-03-18 17:54:05 s 1 -181428.13 1 +57530.505 7380.0 C57
2021-03-18 18:04:05 S 09 31 49.810 -48 17 16.40 V C57
2021-03-18 18:04:05 s 1 -181117.69 9 +56648.384 190.0 C57
2021-03-18 20:24:05 S 09 30 52.186 -48 25 55.13 V C57
2021-03-18 20:24:05 s 1 -176379.94 1 +44183.104 8910.0 C57
2021-03-18 20:44:05 S 09 30 43.714 -48 27 09.07 V C57
2021-03-18 20:44:05 s 1 -175640.95 9 +42385.586 8100.0 C57
2021-03-18 21:34:05 S 09 30 23.412 -48 30 18.11 V C57
2021-03-18 21:34:05 s 1 -173721.99 6 +37874.772 8850.0 C57
2021-03-18 21:44:05 S 09 30 19.740 -48 30 46.73 V C57
2021-03-18 21:44:05 s 1 -173325.70 3 +36969.789 7010.0 C57
2021-03-18 21:54:05 S 09 30 15.134 -48 31 28.52 V C57
2021-03-18 21:54:05 s 1 -172925.17 1 +36063.897 7030.0 C57
2021-03-18 22:14:05 S 09 30 07.392 -48 32 36.06 V C57
2021-03-18 22:14:05 s 1 -172111.26 5 +34249.438 2410.0 C57
2021-03-21 03:24:05 S 09 09 21.998 -51 46 07.36 V C57
2021-03-21 03:24:05 s 1 +147678.70 5 +26239.620 8500.0 C57
2021-03-21 03:34:05 S 09 09 18.139 -51 46 47.03 V C57
2021-03-21 03:34:05 s 1 +148103.98 1 +27278.302 1520.0 C57
2021-03-21 03:44:05 S 09 09 14.731 -51 47 26.59 V C57
2021-03-21 03:44:05 s 1 +148523.35 8 +28315.896 3100.0 C57
2021-03-21 04:44:05 S 09 08 51.002 -51 51 36.76 V C57
2021-03-21 04:44:05 s 1 +150918.68 7 +34517.104 8210.0 C57
2021-03-21 04:54:05 S 09 08 46.882 -51 52 10.38 V C57
2021-03-21 04:54:05 s 1 +151298.23 2 +35546.343 2570.0 C57
2021-03-21 05:24:05 S 09 08 34.289 -51 54 24.30 V C57
2021-03-21 05:24:05 s 1 +152404.14 2 +38626.226 2130.0 C57
2021-03-21 07:14:05 S 09 07 47.813 -52 02 07.08 V C57
2021-03-21 07:14:05 s 1 +156057.39 1 +49810.911 6720.0 C57
2021-03-21 08:04:05 S 09 07 27.146 -52 05 34.26 V C57
2021-03-21 08:04:05 s 1 +157520.67 3 +54834.278 4190.0 C57
2021-03-21 08:34:05 S 09 07 13.550 -52 07 41.23 V C57
2021-03-21 08:34:05 s 1 +158342.68 8 +57829.023 1710.0 C57
2021-03-21 10:44:05 S 09 06 18.912 -52 16 40.80 V C57