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
2021-03-09 06:04:06 S 10 32 00.948 -33 46 38.60 V C57
2021-03-09 06:04:06 s 1 +154649.04 1 +177088.37 8390.0 C57
2021-03-09 06:14:06 S 10 31 59.808 -33 47 16.76 V C57
2021-03-09 06:14:06 s 1 +154533.00 7 +177847.58 8070.0 C57
2021-03-09 06:24:06 S 10 31 58.068 -33 47 45.49 V C57
2021-03-09 06:24:06 s 1 +154415.31 9 +178604.88 4330.0 C57
2021-03-09 06:34:06 S 10 31 56.705 -33 48 18.94 V C57
2021-03-09 06:34:06 s 1 +154295.99 0 +179360.30 7210.0 C57
2021-03-09 06:44:06 S 10 31 55.354 -33 48 52.81 V C57
2021-03-09 06:44:06 s 1 +154175.03 1 +180113.82 6710.0 C57
2021-03-09 06:54:06 S 10 31 53.674 -33 49 29.28 V C57
2021-03-09 06:54:06 s 1 +154052.45 2 +180865.44 2870.0 C57
2021-03-09 07:04:06 S 10 31 52.404 -33 50 01.61 V C57
2021-03-09 07:04:06 s 1 +153928.26 6 +181615.19 5700.0 C57
2021-03-09 07:14:06 S 10 31 50.834 -33 50 35.05 V C57
2021-03-09 07:14:06 s 1 +153802.48 2 +182363.05 5230.0 C57
2021-03-09 07:24:06 S 10 31 49.915 -33 51 08.89 V C57
2021-03-09 07:24:06 s 1 +153675.11 1 +183109.03 1470.0 C57
2021-03-09 07:34:06 S 10 31 48.365 -33 51 46.76 V C57
2021-03-09 07:34:06 s 1 +153546.16 6 +183853.13 4460.0 C57
2021-03-09 07:54:06 S 10 31 45.053 -33 52 50.84 V C57
2021-03-09 07:54:06 s 1 +153283.59 0 +185335.73 730.0 C57
2021-03-09 08:04:06 S 10 31 43.730 -33 53 26.34 V C57
2021-03-09 08:04:06 s 1 +153149.98 1 +186074.23 4050.0 C57
2021-03-09 08:14:06 S 10 31 42.353 -33 54 01.44 V C57
2021-03-09 08:14:06 s 1 +153014.83 9 +186810.87 4210.0 C57
2021-03-09 08:24:06 S 10 31 40.663 -33 54 33.01 V C57
2021-03-09 08:24:06 s 1 +152878.17 3 +187545.65 1200.0 C57
2021-03-09 08:34:06 S 10 31 39.389 -33 55 03.72 V C57
2021-03-09 08:34:06 s 1 +152739.99 5 +188278.58 5060.0 C57
2021-03-09 08:44:06 S 10 31 37.757 -33 55 39.18 V C57
2021-03-09 08:44:06 s 1 +152600.31 4 +189009.65 5800.0 C57
2021-03-09 08:54:06 S 10 31 36.293 -33 56 15.29 V C57
2021-03-09 08:54:06 s 1 +152459.14 0 +189738.88 3440.0 C57
2021-03-09 09:04:06 S 10 31 34.836 -33 56 48.48 V C57
2021-03-09 09:04:06 s 1 +152316.48 4 +190466.27 8000.0 C57
2021-03-09 09:14:06 S 10 31 33.545 -33 57 23.62 V C57
2021-03-09 09:14:06 s 1 +152172.35 4 +191191.82 9510.0 C57
2021-03-09 09:24:06 S 10 31 31.927 -33 57 53.06 V C57
2021-03-09 09:24:06 s 1 +152026.76 2 +191915.53 7980.0 C57
2021-03-09 09:34:06 S 10 31 30.672 -33 58 30.36 V C57
2021-03-09 09:34:06 s 1 +151879.71 6 +192637.40 3430.0 C57
2021-03-09 10:04:06 S 10 31 26.904 -34 00 13.86 V C57
2021-03-09 10:04:06 s 1 +151429.95 2 +194792.08 1860.0 C57
2021-03-09 10:24:06 S 10 31 23.213 -34 01 18.12 V C57
2021-03-09 10:24:06 s 1 +151123.01 7 +196219.43 6060.0 C57
2021-03-09 10:34:06 S 10 31 21.907 -34 01 53.08 V C57
2021-03-09 10:34:06 s 1 +150967.44 9 +196930.38 3790.0 C57
2021-03-09 10:44:06 S 10 31 20.306 -34 02 28.32 V C57
2021-03-09 10:44:06 s 1 +150810.49 3 +197639.53 8640.0 C57