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 18:04:06 s 1 -101147.25 5 +357431.53 8570.0 C57
2021-03-14 18:14:06 S 10 04 40.951 -41 58 37.88 V C57
2021-03-14 18:14:06 s 1 -101482.55 3 +357230.96 9650.0 C57
2021-03-14 18:24:06 S 10 04 38.131 -41 59 17.81 V C57
2021-03-14 18:24:06 s 1 -101817.57 7 +357029.38 250.0 C57
2021-03-14 18:44:06 S 10 04 31.843 -42 00 43.96 V C57
2021-03-14 18:44:06 s 1 -102486.80 2 +356623.20 20.0 C57
2021-03-14 18:54:06 S 10 04 29.866 -42 01 16.28 V C57
2021-03-14 18:54:06 s 1 -102821.00 1 +356418.60 9180.0 C57
2021-03-14 19:14:06 S 10 04 23.976 -42 02 28.54 V C57
2021-03-14 19:14:06 s 1 -103488.56 5 +356006.37 6050.0 C57
2021-03-14 19:24:06 S 10 04 21.274 -42 03 20.77 V C57
2021-03-14 19:24:06 s 1 -103821.92 8 +355798.74 3740.0 C57
2021-03-14 19:34:06 S 10 04 18.648 -42 03 59.90 V C57
2021-03-14 19:34:06 s 1 -104155.01 0 +355590.11 950.0 C57
2021-03-14 19:44:06 S 10 04 15.662 -42 04 37.52 V C57
2021-03-14 19:44:06 s 1 -104487.81 0 +355380.46 7660.0 C57
2021-03-14 19:54:06 S 10 04 12.965 -42 05 14.35 V C57
2021-03-14 19:54:06 s 1 -104820.32 6 +355169.81 3870.0 C57
2021-03-14 20:04:06 S 10 04 09.535 -42 06 00.36 V C57
2021-03-14 20:04:06 s 1 -105152.55 8 +354958.15 9580.0 C57
2021-03-14 20:44:06 S 10 03 58.646 -42 08 33.72 V C57
2021-03-14 20:44:06 s 1 -106478.61 4 +354101.40 7390.0 C57
2021-03-14 20:54:06 S 10 03 56.078 -42 09 17.10 V C57
2021-03-14 20:54:06 s 1 -106809.40 5 +353884.68 570.0 C57
2021-03-14 21:04:06 S 10 03 53.460 -42 09 55.26 V C57
2021-03-14 21:04:06 s 1 -107139.90 4 +353666.96 3240.0 C57
2021-03-14 21:14:06 S 10 03 50.455 -42 10 37.27 V C57
2021-03-14 21:14:06 s 1 -107470.11 0 +353448.22 5390.0 C57
2021-03-14 21:24:06 S 10 03 47.405 -42 11 22.06 V C57
2021-03-14 21:24:06 s 1 -107800.02 2 +353228.47 7020.0 C57
2021-03-14 21:34:06 S 10 03 45.398 -42 11 52.08 V C57
2021-03-14 21:34:06 s 1 -108129.63 8 +353007.71 8130.0 C57
2021-03-14 22:54:06 S 10 03 22.032 -42 17 21.70 V C57
2021-03-14 22:54:06 s 1 -110755.78 8 +351205.16 7970.0 C57
2021-03-14 23:04:06 S 10 03 19.279 -42 17 56.58 V C57
2021-03-14 23:04:06 s 1 -111082.69 0 +350975.28 4280.0 C57
2021-03-14 23:14:06 S 10 03 16.961 -42 18 32.22 V C57
2021-03-14 23:14:06 s 1 -111409.28 5 +350744.38 50.0 C57
2021-03-14 23:24:06 S 10 03 14.177 -42 19 12.90 V C57
2021-03-14 23:24:06 s 1 -111735.57 1 +350512.47 5270.0 C57
2021-03-14 23:34:06 S 10 03 10.594 -42 19 52.32 V C57
2021-03-14 23:34:06 s 1 -112061.54 7 +350279.54 9930.0 C57
2021-03-14 23:44:06 S 10 03 08.196 -42 20 36.38 V C57
2021-03-14 23:44:06 s 1 -112387.21 1 +350045.60 4050.0 C57
2021-03-14 23:54:06 S 10 03 05.748 -42 21 07.27 V C57
2021-03-14 23:54:06 s 1 -112712.56 3 +349810.64 7610.0 C57
2021-03-15 00:04:06 S 10 03 02.242 -42 21 43.45 V C57
2021-03-15 00:04:06 s 1 -113037.60 0 +349574.67 610.0 C57
2021-03-15 00:14:06 S 10 02 59.054 -42 22 34.39 V C57