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
2021-03-13 18:54:06 s 1 -52386.142 0 +375585.51 4490.0 C57
2021-03-13 19:04:06 S 10 10 46.654 -40 27 15.30 V C57
2021-03-13 19:04:06 s 1 -52748.911 0 +375523.62 810.0 C57
2021-03-13 19:14:06 S 10 10 44.045 -40 27 55.58 V C57
2021-03-13 19:14:06 s 1 -53111.552 0 +375460.73 6960.0 C57
2021-03-13 19:24:06 S 10 10 42.074 -40 28 28.13 V C57
2021-03-13 19:24:06 s 1 -53474.063 0 +375396.85 2910.0 C57
2021-03-13 19:34:06 S 10 10 39.233 -40 29 15.18 V C57
2021-03-13 19:34:06 s 1 -53836.445 0 +375331.97 8680.0 C57
2021-03-13 19:44:06 S 10 10 36.600 -40 29 52.08 V C57
2021-03-13 19:44:06 s 1 -54198.695 0 +375266.10 4250.0 C57
2021-03-13 19:54:06 S 10 10 34.613 -40 30 31.57 V C57
2021-03-13 19:54:06 s 1 -54560.813 0 +375199.23 9630.0 C57
2021-03-13 20:04:06 S 10 10 32.057 -40 31 17.72 V C57
2021-03-13 20:04:06 s 1 -54922.799 0 +375131.37 4820.0 C57
2021-03-13 20:14:06 S 10 10 29.249 -40 31 50.12 V C57
2021-03-13 20:14:06 s 1 -55284.650 0 +375062.51 9810.0 C57
2021-03-13 20:24:06 S 10 10 26.482 -40 32 32.46 V C57
2021-03-13 20:24:06 s 1 -55646.367 0 +374992.66 4600.0 C57
2021-03-13 20:34:06 S 10 10 24.252 -40 33 09.32 V C57
2021-03-13 20:34:06 s 1 -56007.948 0 +374921.81 9190.0 C57
2021-03-13 20:44:06 S 10 10 21.982 -40 33 45.47 V C57
2021-03-13 20:44:06 s 1 -56369.392 0 +374849.96 3580.0 C57
2021-03-13 20:54:06 S 10 10 18.763 -40 34 24.96 V C57
2021-03-13 20:54:06 s 1 -56730.698 0 +374777.12 7770.0 C57
2021-03-13 21:04:06 S 10 10 16.454 -40 35 03.08 V C57
2021-03-13 21:04:06 s 1 -57091.866 0 +374703.29 1740.0 C57
2021-03-13 21:14:06 S 10 10 14.201 -40 35 46.90 V C57
2021-03-13 21:14:06 s 1 -57452.893 0 +374628.46 5510.0 C57
2021-03-13 21:24:06 S 10 10 11.203 -40 36 26.14 V C57
2021-03-13 21:24:06 s 1 -57813.780 0 +374552.63 9070.0 C57
2021-03-13 21:34:06 S 10 10 08.765 -40 37 02.21 V C57
2021-03-13 21:34:06 s 1 -58174.526 0 +374475.81 2420.0 C57
2021-03-13 21:44:06 S 10 10 06.528 -40 37 43.18 V C57
2021-03-13 21:44:06 s 1 -58535.129 0 +374398.00 5550.0 C57
2021-03-13 21:54:06 S 10 10 03.742 -40 38 21.01 V C57
2021-03-13 21:54:06 s 1 -58895.588 0 +374319.19 8460.0 C57
2021-03-13 22:04:06 S 10 10 01.493 -40 39 01.04 V C57
2021-03-13 22:04:06 s 1 -59255.902 0 +374239.38 1160.0 C57
2021-03-13 22:14:06 S 10 09 59.134 -40 39 38.12 V C57
2021-03-13 22:14:06 s 1 -59616.071 0 +374158.58 3630.0 C57
2021-03-13 22:34:06 S 10 09 54.067 -40 41 01.57 V C57
2021-03-13 22:34:06 s 1 -60335.969 0 +373994.00 7910.0 C57
2021-03-13 22:44:06 S 10 09 51.082 -40 41 34.69 V C57
2021-03-13 22:44:06 s 1 -60695.695 0 +373910.22 9720.0 C57
2021-03-13 22:54:06 S 10 09 48.576 -40 42 18.61 V C57
2021-03-13 22:54:06 s 1 -61055.272 0 +373825.44 1290.0 C57
2021-03-13 23:04:06 S 10 09 46.267 -40 42 55.91 V C57
2021-03-13 23:04:06 s 1 -61414.699 0 +373739.67 2630.0 C57
2021-03-13 23:14:06 S 10 09 43.536 -40 43 35.11 V C57