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 13:44:06 s 1 -41081.986 0 +377009.66 7300.0 C57
2021-03-13 13:54:06 S 10 12 03.338 -40 07 03.97 V C57
2021-03-13 13:54:06 s 1 -41448.252 0 +376978.69 8390.0 C57
2021-03-13 14:04:06 S 10 12 00.698 -40 07 46.81 V C57
2021-03-13 14:04:06 s 1 -41814.420 0 +376946.72 9350.0 C57
2021-03-13 14:14:06 S 10 11 58.330 -40 08 22.99 V C57
2021-03-13 14:14:06 s 1 -42180.488 0 +376913.75 190.0 C57
2021-03-13 14:24:06 S 10 11 56.160 -40 09 02.34 V C57
2021-03-13 14:24:06 s 1 -42546.456 0 +376879.78 900.0 C57
2021-03-13 14:34:06 S 10 11 53.606 -40 09 41.51 V C57
2021-03-13 14:34:06 s 1 -42912.322 0 +376844.81 1480.0 C57
2021-03-13 14:44:06 S 10 11 51.038 -40 10 18.41 V C57
2021-03-13 14:44:06 s 1 -43278.086 0 +376808.85 1930.0 C57
2021-03-13 14:54:06 S 10 11 49.210 -40 10 51.35 V C57
2021-03-13 14:54:06 s 1 -43643.747 0 +376771.89 2250.0 C57
2021-03-13 15:04:06 S 10 11 46.066 -40 11 37.93 V C57
2021-03-13 15:04:06 s 1 -44009.303 0 +376733.92 2430.0 C57
2021-03-13 15:14:06 S 10 11 44.314 -40 12 17.96 V C57
2021-03-13 15:14:06 s 1 -44374.754 0 +376694.96 2470.0 C57
2021-03-13 15:24:06 S 10 11 40.985 -40 12 59.47 V C57
2021-03-13 15:24:06 s 1 -44740.099 0 +376655.00 2370.0 C57
2021-03-13 15:34:06 S 10 11 39.041 -40 13 30.04 V C57
2021-03-13 15:34:06 s 1 -45105.338 0 +376614.05 2130.0 C57
2021-03-13 15:44:06 S 10 11 36.329 -40 14 19.68 V C57
2021-03-13 15:44:06 s 1 -45470.468 0 +376572.09 1740.0 C57
2021-03-13 16:04:06 S 10 11 33.418 -40 15 17.60 V C57
2021-03-13 16:04:06 s 1 -46200.400 0 +376485.19 530.0 C57
2021-03-13 16:14:06 S 10 11 29.239 -40 16 08.65 V C57
2021-03-13 16:14:06 s 1 -46565.200 0 +376440.24 9700.0 C57
2021-03-13 16:34:06 S 10 11 24.938 -40 17 32.68 V C57
2021-03-13 16:34:06 s 1 -47294.464 0 +376347.36 7590.0 C57
2021-03-13 16:44:06 S 10 11 21.446 -40 18 04.36 V C57
2021-03-13 16:44:06 s 1 -47658.926 0 +376299.42 6300.0 C57
2021-03-13 17:14:06 S 10 11 13.265 -40 20 09.42 V C57
2021-03-13 17:14:06 s 1 -48751.619 0 +376149.62 1480.0 C57
2021-03-13 17:24:06 S 10 11 11.791 -40 20 44.92 V C57
2021-03-13 17:24:06 s 1 -49115.617 0 +376097.69 9550.0 C57
2021-03-13 17:34:06 S 10 11 09.206 -40 21 22.00 V C57
2021-03-13 17:34:06 s 1 -49479.495 0 +376044.77 7450.0 C57
2021-03-13 17:44:06 S 10 11 06.708 -40 22 03.58 V C57
2021-03-13 17:44:06 s 1 -49843.254 0 +375990.85 5190.0 C57
2021-03-13 17:54:06 S 10 11 04.356 -40 22 42.56 V C57
2021-03-13 17:54:06 s 1 -50206.893 0 +375935.93 2750.0 C57
2021-03-13 18:04:06 S 10 11 01.759 -40 23 20.08 V C57
2021-03-13 18:04:06 s 1 -50570.410 0 +375880.02 150.0 C57
2021-03-13 18:24:06 S 10 10 57.276 -40 24 33.80 V C57
2021-03-13 18:24:06 s 1 -51297.077 0 +375765.20 4420.0 C57
2021-03-13 18:44:06 S 10 10 51.547 -40 25 59.02 V C57
2021-03-13 18:44:06 s 1 -52023.247 0 +375646.40 7980.0 C57
2021-03-13 18:54:06 S 10 10 49.246 -40 26 33.72 V C57