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
2021-03-08 21:14:06 S 10 33 14.578 -33 17 04.27 V C57
2021-03-08 21:14:06 s 1 +158091.53 2 +134036.04 5770.0 C57
2021-03-08 21:24:06 S 10 33 13.277 -33 17 38.94 V C57
2021-03-08 21:24:06 s 1 +158082.60 0 +134901.08 4800.0 C57
2021-03-08 21:34:06 S 10 33 11.854 -33 18 15.48 V C57
2021-03-08 21:34:06 s 1 +158071.22 6 +135764.03 8860.0 C57
2021-03-08 21:44:06 S 10 33 10.169 -33 18 45.72 V C57
2021-03-08 21:44:06 s 1 +158057.42 9 +136624.90 8000.0 C57
2021-03-08 21:54:06 S 10 33 08.995 -33 19 17.72 V C57
2021-03-08 21:54:06 s 1 +158041.22 8 +137483.69 2240.0 C57
2021-03-08 22:04:06 S 10 33 07.826 -33 19 50.48 V C57
2021-03-08 22:04:06 s 1 +158022.64 3 +138340.41 1630.0 C57
2021-03-08 22:14:06 S 10 33 06.554 -33 20 24.90 V C57
2021-03-08 22:14:06 s 1 +158001.69 0 +139195.06 6200.0 C57
2021-03-08 22:24:06 S 10 33 05.177 -33 21 01.55 V C57
2021-03-08 22:24:06 s 1 +157978.38 9 +140047.63 5990.0 C57
2021-03-08 22:34:06 S 10 33 03.914 -33 21 27.76 V C57
2021-03-08 22:34:06 s 1 +157952.75 9 +140898.15 1030.0 C57
2021-03-08 22:44:06 S 10 33 02.568 -33 22 03.94 V C57
2021-03-08 22:44:06 s 1 +157924.81 5 +141746.60 1360.0 C57
2021-03-08 22:54:06 S 10 33 01.030 -33 22 38.24 V C57
2021-03-08 22:54:06 s 1 +157894.57 8 +142592.99 7020.0 C57
2021-03-08 23:04:06 S 10 32 59.522 -33 23 13.99 V C57
2021-03-08 23:04:06 s 1 +157862.06 4 +143437.33 8030.0 C57
2021-03-08 23:24:06 S 10 32 57.077 -33 24 17.03 V C57
2021-03-08 23:24:06 s 1 +157790.27 4 +145119.85 6260.0 C57
2021-03-08 23:34:06 S 10 32 55.690 -33 24 48.17 V C57
2021-03-08 23:34:06 s 1 +157751.03 2 +145958.04 3540.0 C57
2021-03-08 23:44:06 S 10 32 54.410 -33 25 23.95 V C57
2021-03-08 23:44:06 s 1 +157709.58 3 +146794.18 6320.0 C57
2021-03-08 23:54:06 S 10 32 52.848 -33 25 59.45 V C57
2021-03-08 23:54:06 s 1 +157665.94 1 +147628.29 4630.0 C57
2021-03-09 00:04:06 S 10 32 51.679 -33 26 32.10 V C57
2021-03-09 00:04:06 s 1 +157620.12 5 +148460.36 8490.0 C57
2021-03-09 00:14:06 S 10 32 50.021 -33 27 02.30 V C57
2021-03-09 00:14:06 s 1 +157572.15 0 +149290.40 7940.0 C57
2021-03-09 00:24:06 S 10 32 48.739 -33 27 37.48 V C57
2021-03-09 00:24:06 s 1 +157522.03 2 +150118.41 3010.0 C57
2021-03-09 00:34:06 S 10 32 47.364 -33 28 08.44 V C57
2021-03-09 00:34:06 s 1 +157469.78 8 +150944.39 3740.0 C57
2021-03-09 00:44:06 S 10 32 46.169 -33 28 45.52 V C57
2021-03-09 00:44:06 s 1 +157415.43 4 +151768.35 150.0 C57
2021-03-09 00:54:06 S 10 32 44.611 -33 29 17.99 V C57
2021-03-09 00:54:06 s 1 +157358.98 4 +152590.29 2270.0 C57
2021-03-09 01:14:06 S 10 32 41.952 -33 30 20.34 V C57
2021-03-09 01:14:06 s 1 +157239.86 2 +154228.14 3790.0 C57
2021-03-09 01:24:06 S 10 32 40.411 -33 30 59.54 V C57
2021-03-09 01:24:06 s 1 +157177.22 1 +155044.04 3240.0 C57
2021-03-09 01:34:06 S 10 32 39.283 -33 31 31.69 V C57
2021-03-09 01:34:06 s 1 +157112.54 6 +155857.94 8530.0 C57