IAA RAS IAA Minor Planet Database

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
2021-03-16 02:04:06 s 1 -158989.42 1 +300047.46 4750.0 – C57
2021-03-16 02:14:06 S 09 55 09.295 -44 06 35.42 – V C57
2021-03-16 02:14:06 s 1 -159246.87 9 +299646.33 4380.0 – C57
2021-03-16 02:24:06 S 09 55 06.024 -44 07 09.95 – V C57
2021-03-16 02:24:06 s 1 -159503.76 9 +299244.09 2950.0 – C57
2021-03-16 02:34:06 S 09 55 02.518 -44 07 59.66 – V C57
2021-03-16 02:34:06 s 1 -159760.08 7 +298840.75 470.0 – C57
2021-03-16 02:44:06 S 09 54 59.009 -44 08 39.77 – V C57
2021-03-16 02:44:06 s 1 -160015.83 1 +298436.32 6920.0 – C57
2021-03-16 03:04:06 S 09 54 52.800 -44 09 55.80 – V C57
2021-03-16 03:04:06 s 1 -160525.59 2 +297624.14 6610.0 – C57
2021-03-16 03:14:06 S 09 54 49.649 -44 10 39.94 – V C57
2021-03-16 03:14:06 s 1 -160779.60 4 +297216.40 9850.0 – C57
2021-03-16 03:24:06 S 09 54 46.642 -44 11 18.17 – V C57
2021-03-16 03:24:06 s 1 -161033.03 3 +296807.56 2010.0 – C57
2021-03-16 03:44:06 S 09 54 39.977 -44 12 36.22 – V C57
2021-03-16 03:44:06 s 1 -161538.13 9 +295986.56 3070.0 – C57
2021-03-16 03:54:06 S 09 54 36.442 -44 13 18.26 – V C57
2021-03-16 03:54:06 s 1 -161789.81 0 +295574.40 1960.0 – C57
2021-03-16 04:04:06 S 09 54 33.847 -44 13 54.16 – V C57
2021-03-16 04:04:06 s 1 -162040.89 0 +295161.14 9760.0 – C57
2021-03-16 04:24:06 S 09 54 26.676 -44 15 22.97 – V C57
2021-03-16 04:24:06 s 1 -162541.27 0 +294331.29 2040.0 – C57
2021-03-16 04:44:06 S 09 54 21.055 -44 16 42.78 – V C57
2021-03-16 04:44:06 s 1 -163039.26 1 +293497.01 9890.0 – C57
2021-03-16 04:54:06 S 09 54 17.554 -44 17 14.03 – V C57
2021-03-16 04:54:06 s 1 -163287.35 5 +293078.21 2140.0 – C57
2021-03-16 05:14:06 S 09 54 10.913 -44 18 37.12 – V C57
2021-03-16 05:14:06 s 1 -163781.72 9 +292237.27 3270.0 – C57
2021-03-16 05:24:06 S 09 54 06.984 -44 19 15.42 – V C57
2021-03-16 05:24:06 s 1 -164028.00 4 +291815.13 2140.0 – C57
2021-03-16 06:04:06 S 09 53 54.929 -44 21 59.90 – V C57
2021-03-16 06:04:06 s 1 -165006.97 4 +290115.44 6220.0 – C57
2021-03-16 06:54:06 S 09 53 38.297 -44 25 22.91 – V C57
2021-03-16 06:54:06 s 1 -166216.71 9 +287965.71 340.0 – C57
2021-03-16 07:34:06 S 09 53 25.466 -44 27 58.97 – V C57
2021-03-16 07:34:06 s 1 -167173.15 8 +286225.76 2500.0 – C57
2021-03-16 08:24:06 S 09 53 08.882 -44 31 17.83 – V C57
2021-03-16 08:24:06 s 1 -168354.25 9 +284025.55 3300.0 – C57
2021-03-16 08:34:06 S 09 53 06.012 -44 31 58.91 – V C57
2021-03-16 08:34:06 s 1 -168588.52 9 +283582.13 9830.0 – C57
2021-03-16 08:54:06 S 09 52 59.806 -44 33 21.35 – V C57
2021-03-16 08:54:06 s 1 -169055.09 7 +282691.90 9200.0 – C57
2021-03-16 09:04:06 S 09 52 56.100 -44 33 56.27 – V C57
2021-03-16 09:04:06 s 1 -169287.39 2 +282245.09 2050.0 – C57
2021-03-16 09:14:06 S 09 52 52.248 -44 34 45.84 – V C57
2021-03-16 09:14:06 s 1 -169519.02 2 +281797.15 3660.0 – C57
2021-03-16 09:24:06 S 09 52 50.174 -44 35 17.12 – V C57
2021-03-16 09:24:06 s 1 -169749.98 7 +281348.07 4020.0 – C57
2021-03-16 09:34:06 S 09 52 46.176 -44 36 01.04 – V C57