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
2021-03-14 11:24:06 s 1 -87524.742 0 +364631.14 940.0 C57
2021-03-14 11:44:06 S 10 06 27.202 -41 32 45.92 V C57
2021-03-14 11:44:06 s 1 -88215.077 0 +364309.21 7110.0 C57
2021-03-14 12:04:06 S 10 06 21.626 -41 34 13.98 V C57
2021-03-14 12:04:06 s 1 -88904.494 0 +363983.29 1720.0 C57
2021-03-14 12:14:06 S 10 06 19.332 -41 34 49.12 V C57
2021-03-14 12:14:06 s 1 -89248.856 0 +363818.83 8440.0 C57
2021-03-14 12:54:06 S 10 06 08.561 -41 37 31.15 V C57
2021-03-14 12:54:06 s 1 -90623.971 0 +363150.99 1330.0 C57
2021-03-14 13:24:06 S 10 06 00.050 -41 39 29.77 V C57
2021-03-14 13:24:06 s 1 -91652.825 0 +362639.61 4260.0 C57
2021-03-14 13:34:06 S 10 05 57.742 -41 40 11.46 V C57
2021-03-14 13:34:06 s 1 -91995.297 0 +362467.14 7750.0 C57
2021-03-14 13:54:06 S 10 05 52.471 -41 41 25.98 V C57
2021-03-14 13:54:06 s 1 -92679.518 0 +362119.21 3490.0 C57
2021-03-14 14:04:06 S 10 05 49.702 -41 42 03.42 V C57
2021-03-14 14:04:06 s 1 -93021.264 0 +361943.74 5730.0 C57
2021-03-14 14:14:06 S 10 05 47.030 -41 42 43.70 V C57
2021-03-14 14:14:06 s 1 -93362.766 0 +361767.27 7560.0 C57
2021-03-14 14:24:06 S 10 05 43.200 -41 43 31.87 V C57
2021-03-14 14:24:06 s 1 -93704.022 0 +361589.80 8960.0 C57
2021-03-14 14:54:06 S 10 05 35.551 -41 45 25.88 V C57
2021-03-14 14:54:06 s 1 -94726.305 0 +361051.37 620.0 C57
2021-03-14 15:44:06 S 10 05 22.267 -41 48 46.48 V C57
2021-03-14 15:44:06 s 1 -96425.095 0 +360133.93 4740.0 C57
2021-03-14 15:54:06 S 10 05 19.577 -41 49 19.56 V C57
2021-03-14 15:54:06 s 1 -96764.091 0 +359947.43 2240.0 C57
2021-03-14 16:04:06 S 10 05 16.673 -41 50 03.73 V C57
2021-03-14 16:04:06 s 1 -97102.830 0 +359759.93 9300.0 C57
2021-03-14 16:14:06 S 10 05 13.846 -41 50 41.50 V C57
2021-03-14 16:14:06 s 1 -97441.311 0 +359571.43 5920.0 C57
2021-03-14 16:24:06 S 10 05 11.095 -41 51 21.38 V C57
2021-03-14 16:24:06 s 1 -97779.533 0 +359381.92 2090.0 C57
2021-03-14 16:34:06 S 10 05 08.503 -41 52 03.76 V C57
2021-03-14 16:34:06 s 1 -98117.495 0 +359191.40 7800.0 C57
2021-03-14 16:44:06 S 10 05 05.422 -41 52 43.00 V C57
2021-03-14 16:44:06 s 1 -98455.195 0 +358999.88 3060.0 C57
2021-03-14 16:54:06 S 10 05 02.606 -41 53 20.15 V C57
2021-03-14 16:54:06 s 1 -98792.633 0 +358807.36 7870.0 C57
2021-03-14 17:04:06 S 10 05 00.456 -41 53 55.68 V C57
2021-03-14 17:04:06 s 1 -99129.808 0 +358613.83 2220.0 C57
2021-03-14 17:14:06 S 10 04 57.358 -41 54 48.78 V C57
2021-03-14 17:14:06 s 1 -99466.718 0 +358419.29 6110.0 C57
2021-03-14 17:24:06 S 10 04 54.307 -41 55 16.46 V C57
2021-03-14 17:24:06 s 1 -99803.362 0 +358223.75 9530.0 C57
2021-03-14 17:44:06 S 10 04 49.274 -41 56 45.24 V C57
2021-03-14 17:44:06 s 1 -100475.84 7 +357829.65 4990.0 C57
2021-03-14 17:54:06 S 10 04 46.370 -41 57 21.71 V C57
2021-03-14 17:54:06 s 1 -100811.68 6 +357631.09 7020.0 C57
2021-03-14 18:04:06 S 10 04 43.531 -41 58 03.94 V C57