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
2021-03-15 20:14:06 s 1 -149635.66 2 +313400.75 3730.0 C57
2021-03-15 20:34:06 S 09 56 56.093 -43 43 52.61 V C57
2021-03-15 20:34:06 s 1 -150187.37 8 +312673.41 1000.0 C57
2021-03-15 20:54:06 S 09 56 49.906 -43 45 09.76 V C57
2021-03-15 20:54:06 s 1 -150737.08 7 +311941.77 4580.0 C57
2021-03-15 21:14:06 S 09 56 43.886 -43 46 32.05 V C57
2021-03-15 21:14:06 s 1 -151284.77 3 +311205.83 4420.0 C57
2021-03-15 21:24:06 S 09 56 40.123 -43 47 14.75 V C57
2021-03-15 21:24:06 s 1 -151557.85 2 +310836.24 2940.0 C57
2021-03-15 21:34:06 S 09 56 37.409 -43 47 49.88 V C57
2021-03-15 21:34:06 s 1 -151830.42 1 +310465.57 510.0 C57
2021-03-15 21:44:06 S 09 56 34.466 -43 48 32.22 V C57
2021-03-15 21:44:06 s 1 -152102.47 6 +310093.83 7140.0 C57
2021-03-15 21:54:06 S 09 56 31.757 -43 49 09.44 V C57
2021-03-15 21:54:06 s 1 -152374.01 6 +309721.00 2810.0 C57
2021-03-15 22:04:06 S 09 56 28.541 -43 49 55.99 V C57
2021-03-15 22:04:06 s 1 -152645.03 9 +309347.10 7530.0 C57
2021-03-15 22:44:06 S 09 56 16.466 -43 52 24.31 V C57
2021-03-15 22:44:06 s 1 -153723.92 4 +307840.65 6800.0 C57
2021-03-15 22:54:06 S 09 56 11.906 -43 53 17.95 V C57
2021-03-15 22:54:06 s 1 -153992.33 3 +307461.34 6690.0 C57
2021-03-15 23:04:06 S 09 56 09.437 -43 53 57.30 V C57
2021-03-15 23:04:06 s 1 -154260.21 4 +307080.93 5610.0 C57
2021-03-15 23:14:06 S 09 56 06.012 -43 54 32.40 V C57
2021-03-15 23:14:06 s 1 -154527.56 4 +306699.45 3550.0 C57
2021-03-15 23:24:06 S 09 56 02.743 -43 55 15.17 V C57
2021-03-15 23:24:06 s 1 -154794.38 2 +306316.87 500.0 C57
2021-03-15 23:34:06 S 09 55 59.290 -43 56 02.29 V C57
2021-03-15 23:34:06 s 1 -155060.66 5 +305933.21 6460.0 C57
2021-03-15 23:44:06 S 09 55 57.134 -43 56 35.16 V C57
2021-03-15 23:44:06 s 1 -155326.41 2 +305548.47 1440.0 C57
2021-03-15 23:54:06 S 09 55 53.242 -43 57 18.94 V C57
2021-03-15 23:54:06 s 1 -155591.62 1 +305162.63 5410.0 C57
2021-03-16 00:04:06 S 09 55 50.136 -43 57 58.28 V C57
2021-03-16 00:04:06 s 1 -155856.28 9 +304775.71 8390.0 C57
2021-03-16 00:24:06 S 09 55 43.037 -43 59 17.05 V C57
2021-03-16 00:24:06 s 1 -156383.99 6 +303998.59 1340.0 C57
2021-03-16 00:44:06 S 09 55 38.239 -44 00 33.34 V C57
2021-03-16 00:44:06 s 1 -156909.51 8 +303217.11 230.0 C57
2021-03-16 01:04:06 S 09 55 30.876 -44 02 00.42 V C57
2021-03-16 01:04:06 s 1 -157432.83 7 +302431.27 5060.0 C57
2021-03-16 01:14:06 S 09 55 27.766 -44 02 36.42 V C57
2021-03-16 01:14:06 s 1 -157693.66 6 +302036.70 930.0 C57
2021-03-16 01:24:06 S 09 55 25.284 -44 03 16.42 V C57
2021-03-16 01:24:06 s 1 -157953.93 9 +301641.05 5770.0 C57
2021-03-16 01:44:06 S 09 55 18.874 -44 04 38.50 V C57
2021-03-16 01:44:06 s 1 -158472.80 6 +300846.45 2350.0 C57
2021-03-16 01:54:06 S 09 55 16.070 -44 05 17.41 V C57
2021-03-16 01:54:06 s 1 -158731.39 6 +300447.51 4070.0 C57
2021-03-16 02:04:06 S 09 55 12.257 -44 05 58.85 V C57