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
2021-03-24 08:44:05 s 1 +88652.580 0 +330630.14 2840.0 C57
2021-03-24 09:14:05 S 08 28 11.950 -57 07 41.45 V C57
2021-03-24 09:14:05 s 1 +87620.826 0 +331587.72 2820.0 C57
2021-03-24 09:24:05 S 08 28 07.344 -57 08 03.55 V C57
2021-03-24 09:24:05 s 1 +87276.282 0 +331904.53 4800.0 C57
2021-03-24 09:34:05 S 08 27 57.982 -57 08 50.50 V C57
2021-03-24 09:34:05 s 1 +86931.427 0 +332220.15 6110.0 C57
2021-03-24 09:44:05 S 08 27 54.062 -57 09 37.33 V C57
2021-03-24 09:44:05 s 1 +86586.264 0 +332534.58 6760.0 C57
2021-03-24 09:54:05 S 08 27 46.769 -57 10 09.26 V C57
2021-03-24 09:54:05 s 1 +86240.795 0 +332847.83 6750.0 C57
2021-03-24 10:14:05 S 08 27 32.990 -57 11 21.05 V C57
2021-03-24 10:14:05 s 1 +85548.943 0 +333470.77 4770.0 C57
2021-03-24 11:14:05 S 08 26 54.053 -57 15 15.01 V C57
2021-03-24 11:14:05 s 1 +83466.215 0 +335311.22 3350.0 C57
2021-03-24 11:24:05 S 08 26 48.806 -57 16 01.24 V C57
2021-03-24 11:24:05 s 1 +83118.066 0 +335613.84 7570.0 C57
2021-03-24 12:24:05 S 08 26 07.462 -57 19 47.32 V C57
2021-03-24 12:24:05 s 1 +81023.166 0 +337404.87 9870.0 C57
2021-03-24 12:34:05 S 08 26 01.630 -57 20 18.82 V C57
2021-03-24 12:34:05 s 1 +80673.031 0 +337699.27 9780.0 C57
2021-03-24 12:44:05 S 08 25 54.806 -57 20 59.53 V C57
2021-03-24 12:44:05 s 1 +80322.619 0 +337992.51 9100.0 C57
2021-03-24 12:54:05 S 08 25 47.426 -57 21 41.22 V C57
2021-03-24 12:54:05 s 1 +79971.931 0 +338284.57 7820.0 C57
2021-03-24 13:04:05 S 08 25 40.975 -57 22 23.81 V C57
2021-03-24 13:04:05 s 1 +79620.971 0 +338575.47 5950.0 C57
2021-03-24 13:14:05 S 08 25 34.714 -57 22 51.31 V C57
2021-03-24 13:14:05 s 1 +79269.738 0 +338865.20 3490.0 C57
2021-03-24 13:24:05 S 08 25 29.954 -57 23 31.63 V C57
2021-03-24 13:24:05 s 1 +78918.235 0 +339153.77 450.0 C57
2021-03-24 13:54:05 S 08 25 08.333 -57 25 22.19 V C57
2021-03-24 13:54:05 s 1 +77862.122 0 +340012.49 7820.0 C57
2021-03-24 14:04:05 S 08 25 00.878 -57 26 10.36 V C57
2021-03-24 14:04:05 s 1 +77509.555 0 +340296.40 2470.0 C57
2021-03-24 14:14:05 S 08 24 54.710 -57 26 45.24 V C57
2021-03-24 14:14:05 s 1 +77156.725 0 +340579.16 6540.0 C57
2021-03-24 14:24:05 S 08 24 48.672 -57 27 20.52 V C57
2021-03-24 14:24:05 s 1 +76803.636 0 +340860.75 50.0 C57
2021-03-24 15:04:05 S 08 24 21.926 -57 29 53.09 V C57
2021-03-24 15:04:05 s 1 +75388.709 0 +341975.55 8480.0 C57
2021-03-24 15:14:05 S 08 24 13.757 -57 30 33.48 V C57
2021-03-24 15:14:05 s 1 +75034.342 0 +342251.36 9200.0 C57
2021-03-24 15:24:05 S 08 24 07.966 -57 31 04.69 V C57
2021-03-24 15:24:05 s 1 +74679.725 0 +342526.02 9380.0 C57
2021-03-24 15:34:05 S 08 24 01.783 -57 31 48.90 V C57
2021-03-24 15:34:05 s 1 +74324.860 0 +342799.52 9020.0 C57
2021-03-24 15:44:05 S 08 23 54.480 -57 32 36.02 V C57
2021-03-24 15:44:05 s 1 +73969.746 0 +343071.87 8110.0 C57
2021-03-24 16:24:05 S 08 23 27.118 -57 35 00.92 V C57