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 15:34:06 S 10 30 36.902 -34 19 02.39 V C57
2021-03-09 15:34:06 s 1 +145693.45 7 +217433.69 8660.0 C57
2021-03-09 15:44:06 S 10 30 35.242 -34 19 34.75 V C57
2021-03-09 15:44:06 s 1 +145498.75 6 +218090.17 4560.0 C57
2021-03-09 15:54:06 S 10 30 33.415 -34 20 10.32 V C57
2021-03-09 15:54:06 s 1 +145302.91 4 +218744.96 8070.0 C57
2021-03-09 16:04:06 S 10 30 32.112 -34 20 43.69 V C57
2021-03-09 16:04:06 s 1 +145105.94 1 +219398.04 9200.0 C57
2021-03-09 16:14:06 S 10 30 30.782 -34 21 20.16 V C57
2021-03-09 16:14:06 s 1 +144907.84 2 +220049.42 7970.0 C57
2021-03-09 16:24:06 S 10 30 28.982 -34 21 54.68 V C57
2021-03-09 16:24:06 s 1 +144708.62 5 +220699.11 4380.0 C57
2021-03-09 16:34:06 S 10 30 27.499 -34 22 27.48 V C57
2021-03-09 16:34:06 s 1 +144508.29 7 +221347.11 8450.0 C57
2021-03-09 16:44:06 S 10 30 26.095 -34 23 01.25 V C57
2021-03-09 16:44:06 s 1 +144306.86 4 +221993.42 190.0 C57
2021-03-09 16:54:06 S 10 30 24.456 -34 23 36.24 V C57
2021-03-09 16:54:06 s 1 +144104.33 3 +222638.04 9630.0 C57
2021-03-09 17:04:06 S 10 30 22.805 -34 24 13.03 V C57
2021-03-09 17:04:06 s 1 +143900.71 1 +223280.98 6760.0 C57
2021-03-09 17:14:06 S 10 30 21.298 -34 24 43.92 V C57
2021-03-09 17:14:06 s 1 +143696.00 5 +223922.25 1610.0 C57
2021-03-09 17:34:06 S 10 30 18.372 -34 25 55.63 V C57
2021-03-09 17:34:06 s 1 +143283.36 5 +225199.75 4510.0 C57
2021-03-09 17:54:06 S 10 30 15.468 -34 27 04.43 V C57
2021-03-09 17:54:06 s 1 +142866.46 6 +226470.57 8420.0 C57
2021-03-09 18:04:06 S 10 30 13.805 -34 27 36.86 V C57
2021-03-09 18:04:06 s 1 +142656.43 5 +227103.49 2040.0 C57
2021-03-09 18:14:06 S 10 30 11.945 -34 28 10.13 V C57
2021-03-09 18:14:06 s 1 +142445.35 9 +227734.75 3450.0 C57
2021-03-09 18:24:06 S 10 30 10.627 -34 28 45.98 V C57
2021-03-09 18:24:06 s 1 +142233.24 4 +228364.34 2670.0 C57
2021-03-09 18:34:06 S 10 30 08.772 -34 29 21.30 V C57
2021-03-09 18:34:06 s 1 +142020.09 5 +228992.29 9710.0 C57
2021-03-09 18:44:06 S 10 30 07.462 -34 29 57.84 V C57
2021-03-09 18:44:06 s 1 +141805.92 1 +229618.58 4570.0 C57
2021-03-09 18:54:06 S 10 30 05.909 -34 30 29.45 V C57
2021-03-09 18:54:06 s 1 +141590.72 5 +230243.22 7280.0 C57
2021-03-09 19:04:06 S 10 30 04.351 -34 31 06.38 V C57
2021-03-09 19:04:06 s 1 +141374.51 6 +230866.22 7840.0 C57
2021-03-09 19:14:06 S 10 30 02.707 -34 31 42.96 V C57
2021-03-09 19:14:06 s 1 +141157.29 8 +231487.58 6270.0 C57
2021-03-09 19:24:06 S 10 30 01.339 -34 32 17.81 V C57
2021-03-09 19:24:06 s 1 +140939.07 7 +232107.30 2580.0 C57
2021-03-09 19:34:06 S 10 29 59.861 -34 32 52.19 V C57
2021-03-09 19:34:06 s 1 +140719.86 1 +232725.38 6780.0 C57
2021-03-09 19:44:06 S 10 29 58.332 -34 33 23.94 V C57
2021-03-09 19:44:06 s 1 +140499.65 4 +233341.83 8890.0 C57
2021-03-09 20:04:06 S 10 29 55.111 -34 34 32.95 V C57
2021-03-09 20:04:06 s 1 +140056.29 4 +234569.84 6850.0 C57