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
2021-03-22 23:14:05 s 1 +148126.81 9 +240225.45 9280.0 C57
2021-03-22 23:24:05 S 08 48 26.242 -54 51 19.94 V C57
2021-03-22 23:24:05 s 1 +147898.10 7 +240814.07 2460.0 C57
2021-03-22 23:54:05 S 08 48 11.141 -54 53 13.92 V C57
2021-03-22 23:54:05 s 1 +147206.42 0 +242570.83 670.0 C57
2021-03-23 00:14:05 S 08 47 59.254 -54 54 47.59 V C57
2021-03-23 00:14:05 s 1 +146740.72 1 +243734.46 120.0 C57
2021-03-23 00:24:05 S 08 47 53.645 -54 55 29.46 V C57
2021-03-23 00:24:05 s 1 +146506.51 4 +244314.01 2070.0 C57
2021-03-23 00:44:05 S 08 47 42.173 -54 56 53.74 V C57
2021-03-23 00:44:05 s 1 +146035.40 8 +245468.63 470.0 C57
2021-03-23 01:14:05 S 08 47 26.040 -54 58 56.28 V C57
2021-03-23 01:14:05 s 1 +145322.09 7 +247189.32 4460.0 C57
2021-03-23 01:34:05 S 08 47 13.862 -55 00 25.09 V C57
2021-03-23 01:34:05 s 1 +144842.17 5 +248328.99 4820.0 C57
2021-03-23 01:44:05 S 08 47 09.300 -55 00 58.00 V C57
2021-03-23 01:44:05 s 1 +144600.91 5 +248896.59 2330.0 C57
2021-03-23 01:54:05 S 08 47 03.475 -55 01 45.08 V C57
2021-03-23 01:54:05 s 1 +144358.79 4 +249462.71 8090.0 C57
2021-03-23 02:14:05 S 08 46 53.047 -55 02 57.73 V C57
2021-03-23 02:14:05 s 1 +143871.99 0 +250590.51 4340.0 C57
2021-03-23 02:54:05 S 08 46 30.259 -55 05 53.74 V C57
2021-03-23 02:54:05 s 1 +142888.25 9 +252828.38 6110.0 C57
2021-03-23 03:04:05 S 08 46 25.202 -55 06 31.68 V C57
2021-03-23 03:04:05 s 1 +142640.24 4 +253384.17 9770.0 C57
2021-03-23 03:14:05 S 08 46 18.857 -55 07 16.46 V C57
2021-03-23 03:14:05 s 1 +142391.40 5 +253938.49 1750.0 C57
2021-03-23 03:24:05 S 08 46 13.891 -55 07 53.18 V C57
2021-03-23 03:24:05 s 1 +142141.74 6 +254491.35 2050.0 C57
2021-03-23 03:44:05 S 08 46 01.939 -55 09 23.94 V C57
2021-03-23 03:44:05 s 1 +141639.98 8 +255592.67 7630.0 C57
2021-03-23 03:54:05 S 08 45 58.010 -55 09 50.00 V C57
2021-03-23 03:54:05 s 1 +141387.89 6 +256141.14 2930.0 C57
2021-03-23 04:04:05 S 08 45 51.535 -55 10 38.06 V C57
2021-03-23 04:04:05 s 1 +141135.00 2 +256688.16 6580.0 C57
2021-03-23 04:14:05 S 08 45 44.957 -55 11 17.63 V C57
2021-03-23 04:14:05 s 1 +140881.31 1 +257233.72 8590.0 C57
2021-03-23 04:24:05 S 08 45 39.338 -55 12 12.53 V C57
2021-03-23 04:24:05 s 1 +140626.82 5 +257777.83 8970.0 C57
2021-03-23 05:04:05 S 08 45 18.142 -55 14 46.36 V C57
2021-03-23 05:04:05 s 1 +139601.03 0 +259939.77 4340.0 C57
2021-03-23 05:14:05 S 08 45 12.962 -55 15 36.00 V C57
2021-03-23 05:14:05 s 1 +139342.63 9 +260476.64 6690.0 C57
2021-03-23 05:34:05 S 08 45 00.862 -55 16 47.71 V C57
2021-03-23 05:34:05 s 1 +138823.55 4 +261546.07 6650.0 C57
2021-03-23 05:44:05 S 08 44 55.318 -55 17 27.20 V C57
2021-03-23 05:44:05 s 1 +138562.86 9 +262078.62 4270.0 C57
2021-03-23 06:24:05 S 08 44 32.465 -55 20 20.62 V C57
2021-03-23 06:24:05 s 1 +137512.60 2 +264194.52 9270.0 C57
2021-03-23 06:54:05 S 08 44 15.360 -55 22 24.67 V C57