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
2021-03-26 17:34:05 s 1 -37358.586 0 +375795.43 3490.0 C57
2021-03-26 17:54:05 S 07 46 08.167 -60 23 06.97 V C57
2021-03-26 17:54:05 s 1 -38103.135 0 +375700.80 8930.0 C57
2021-03-26 18:14:05 S 07 45 51.950 -60 23 59.42 V C57
2021-03-26 18:14:05 s 1 -38847.261 0 +375602.10 3700.0 C57
2021-03-26 18:34:05 S 07 45 34.128 -60 25 02.71 V C57
2021-03-26 18:34:05 s 1 -39590.954 0 +375499.33 7770.0 C57
2021-03-26 18:54:05 S 07 45 18.590 -60 26 04.52 V C57
2021-03-26 18:54:05 s 1 -40334.207 0 +375392.50 1120.0 C57
2021-03-26 19:04:05 S 07 45 10.075 -60 26 28.36 V C57
2021-03-26 19:04:05 s 1 -40705.666 0 +375337.56 7530.0 C57
2021-03-26 19:24:05 S 07 44 55.085 -60 27 25.85 V C57
2021-03-26 19:24:05 s 1 -41448.243 0 +375224.63 9780.0 C57
2021-03-26 19:44:05 S 07 44 36.581 -60 28 24.35 V C57
2021-03-26 19:44:05 s 1 -42190.359 0 +375107.64 1290.0 C57
2021-03-26 19:54:05 S 07 44 28.404 -60 28 59.74 V C57
2021-03-26 19:54:05 s 1 -42561.242 0 +375047.62 6750.0 C57
2021-03-26 20:14:05 S 07 44 10.718 -60 30 04.00 V C57
2021-03-26 20:14:05 s 1 -43302.652 0 +374924.53 7100.0 C57
2021-03-26 20:34:05 S 07 43 55.555 -60 30 45.50 V C57
2021-03-26 20:34:05 s 1 -44043.581 0 +374797.37 6650.0 C57
2021-03-26 20:44:05 S 07 43 47.554 -60 31 17.98 V C57
2021-03-26 20:44:05 s 1 -44413.863 0 +374732.27 1130.0 C57
2021-03-26 21:14:05 S 07 43 21.838 -60 32 47.36 V C57
2021-03-26 21:14:05 s 1 -45523.964 0 +374530.87 3320.0 C57
2021-03-26 21:24:05 S 07 43 11.945 -60 33 12.06 V C57
2021-03-26 21:24:05 s 1 -45893.746 0 +374461.70 6970.0 C57
2021-03-26 21:34:05 S 07 43 04.908 -60 33 40.25 V C57
2021-03-26 21:34:05 s 1 -46263.401 0 +374391.52 400.0 C57
2021-03-26 21:44:05 S 07 42 57.194 -60 34 07.68 V C57
2021-03-26 21:44:05 s 1 -46632.927 0 +374320.32 3620.0 C57
2021-03-26 21:54:05 S 07 42 48.929 -60 34 27.84 V C57
2021-03-26 21:54:05 s 1 -47002.324 0 +374248.10 6630.0 C57
2021-03-26 22:24:05 S 07 42 23.858 -60 35 52.98 V C57
2021-03-26 22:24:05 s 1 -48109.728 0 +374025.37 4320.0 C57
2021-03-26 22:34:05 S 07 42 14.306 -60 36 27.79 V C57
2021-03-26 22:34:05 s 1 -48478.597 0 +373949.09 6450.0 C57
2021-03-26 22:44:05 S 07 42 06.245 -60 37 04.15 V C57
2021-03-26 22:44:05 s 1 -48847.332 0 +373871.80 8340.0 C57
2021-03-26 22:54:05 S 07 41 58.075 -60 37 25.75 V C57
2021-03-26 22:54:05 s 1 -49215.930 0 +373793.49 10.0 C57
2021-03-26 23:04:05 S 07 41 49.582 -60 37 58.58 V C57
2021-03-26 23:04:05 s 1 -49584.393 0 +373714.16 1440.0 C57
2021-03-26 23:34:05 S 07 41 25.927 -60 39 23.22 V C57
2021-03-26 23:34:05 s 1 -50688.949 0 +373470.09 4350.0 C57
2021-03-27 00:14:05 S 07 40 49.646 -60 41 16.37 V C57
2021-03-27 00:14:05 s 1 -52159.715 0 +373130.44 4880.0 C57
2021-03-27 00:34:05 S 07 40 31.990 -60 42 13.68 V C57
2021-03-27 00:34:05 s 1 -52894.233 0 +372954.52 3680.0 C57
2021-03-27 00:44:05 S 07 40 24.002 -60 42 37.58 V C57