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
2021-03-23 06:54:05 s 1 +136717.11 0 +265766.46 4450.0 C57
2021-03-23 07:04:05 S 08 44 09.557 -55 23 03.55 V C57
2021-03-23 07:04:05 s 1 +136450.48 3 +266287.59 9830.0 C57
2021-03-23 07:14:05 S 08 44 04.860 -55 23 37.00 V C57
2021-03-23 07:14:05 s 1 +136183.13 0 +266807.30 3720.0 C57
2021-03-23 07:24:05 S 08 43 58.942 -55 24 20.05 V C57
2021-03-23 07:24:05 s 1 +135915.05 6 +267325.60 6110.0 C57
2021-03-23 07:34:05 S 08 43 52.922 -55 25 07.43 V C57
2021-03-23 07:34:05 s 1 +135646.26 5 +267842.48 7020.0 C57
2021-03-23 07:54:05 S 08 43 42.182 -55 26 23.68 V C57
2021-03-23 07:54:05 s 1 +135106.54 4 +268872.00 4430.0 C57
2021-03-23 08:14:05 S 08 43 29.779 -55 27 51.08 V C57
2021-03-23 08:14:05 s 1 +134563.99 8 +269895.89 6010.0 C57
2021-03-23 08:24:05 S 08 43 23.736 -55 28 34.61 V C57
2021-03-23 08:24:05 s 1 +134291.67 5 +270405.72 9630.0 C57
2021-03-23 08:34:05 S 08 43 18.053 -55 29 10.39 V C57
2021-03-23 08:34:05 s 1 +134018.65 7 +270914.15 1810.0 C57
2021-03-23 08:44:05 S 08 43 13.222 -55 29 46.54 V C57
2021-03-23 08:44:05 s 1 +133744.94 7 +271421.18 2560.0 C57
2021-03-23 08:54:05 S 08 43 07.606 -55 30 33.37 V C57
2021-03-23 08:54:05 s 1 +133470.54 9 +271926.80 1890.0 C57
2021-03-23 10:44:05 S 08 42 03.295 -55 38 00.85 V C57
2021-03-23 10:44:05 s 1 +130407.78 2 +277396.80 2630.0 C57
2021-03-23 11:44:05 S 08 41 27.922 -55 42 17.32 V C57
2021-03-23 11:44:05 s 1 +128703.94 3 +280309.99 9600.0 C57
2021-03-23 12:04:05 S 08 41 17.729 -55 43 25.39 V C57
2021-03-23 12:04:05 s 1 +128130.95 3 +281270.09 8120.0 C57
2021-03-23 12:14:05 S 08 41 11.023 -55 44 09.74 V C57
2021-03-23 12:14:05 s 1 +127843.52 7 +281748.09 450.0 C57
2021-03-23 12:24:05 S 08 41 05.686 -55 44 47.76 V C57
2021-03-23 12:24:05 s 1 +127555.48 6 +282224.73 1500.0 C57
2021-03-23 14:04:05 S 08 40 06.377 -55 51 42.80 V C57
2021-03-23 14:04:05 s 1 +124641.87 2 +286916.56 2940.0 C57
2021-03-23 14:14:05 S 08 40 01.514 -55 51 57.82 V C57
2021-03-23 14:14:05 s 1 +124347.25 9 +287378.33 320.0 C57
2021-03-23 14:34:05 S 08 39 49.570 -55 53 32.82 V C57
2021-03-23 14:34:05 s 1 +123756.30 2 +288297.83 1470.0 C57
2021-03-23 15:04:05 S 08 39 31.039 -55 55 38.50 V C57
2021-03-23 15:04:05 s 1 +122865.57 7 +289667.04 9240.0 C57
2021-03-23 16:34:05 S 08 38 36.475 -56 01 38.78 V C57
2021-03-23 16:34:05 s 1 +120163.27 0 +293702.81 9700.0 C57
2021-03-23 16:54:05 S 08 38 25.606 -56 02 57.73 V C57
2021-03-23 16:54:05 s 1 +119556.76 7 +294585.09 8400.0 C57
2021-03-23 17:34:05 S 08 38 02.026 -56 05 35.38 V C57
2021-03-23 17:34:05 s 1 +118337.39 7 +296333.86 2480.0 C57
2021-03-23 17:54:05 S 08 37 49.253 -56 07 08.18 V C57
2021-03-23 17:54:05 s 1 +117724.57 3 +297200.37 7950.0 C57
2021-03-23 18:04:05 S 08 37 42.979 -56 07 43.21 V C57
2021-03-23 18:04:05 s 1 +117417.38 6 +297631.67 9070.0 C57
2021-03-23 18:14:05 S 08 37 36.533 -56 08 26.12 V C57