IAA RAS IAA Minor Planet Database

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
2021-03-13 03:54:06 s 1 -19332.126 0 +377061.50 3020.0 – C57
2021-03-13 04:04:06 S 10 14 24.142 -39 28 58.76 – V C57
2021-03-13 04:04:06 s 1 -19702.521 0 +377089.84 7990.0 – C57
2021-03-13 04:14:06 S 10 14 22.106 -39 29 34.76 – V C57
2021-03-13 04:14:06 s 1 -20072.874 0 +377117.16 2950.0 – C57
2021-03-13 04:24:06 S 10 14 19.601 -39 30 16.20 – V C57
2021-03-13 04:24:06 s 1 -20443.184 0 +377143.47 7900.0 – C57
2021-03-13 04:34:06 S 10 14 17.014 -39 30 53.39 – V C57
2021-03-13 04:34:06 s 1 -20813.449 0 +377168.77 2840.0 – C57
2021-03-13 04:44:06 S 10 14 14.707 -39 31 31.30 – V C57
2021-03-13 04:44:06 s 1 -21183.670 0 +377193.06 7770.0 – C57
2021-03-13 05:04:06 S 10 14 09.912 -39 32 48.62 – V C57
2021-03-13 05:04:06 s 1 -21923.971 0 +377238.60 7560.0 – C57
2021-03-13 05:14:06 S 10 14 07.910 -39 33 28.55 – V C57
2021-03-13 05:14:06 s 1 -22294.049 0 +377259.86 2430.0 – C57
2021-03-13 05:24:06 S 10 14 05.107 -39 34 05.16 – V C57
2021-03-13 05:24:06 s 1 -22664.079 0 +377280.10 7280.0 – C57
2021-03-13 05:34:06 S 10 14 03.017 -39 34 45.84 – V C57
2021-03-13 05:34:06 s 1 -23034.059 0 +377299.34 2100.0 – C57
2021-03-13 05:44:06 S 10 14 00.799 -39 35 22.99 – V C57
2021-03-13 05:44:06 s 1 -23403.988 0 +377317.56 6890.0 – C57
2021-03-13 05:54:06 S 10 13 58.382 -39 36 04.68 – V C57
2021-03-13 05:54:06 s 1 -23773.865 0 +377334.78 1660.0 – C57
2021-03-13 06:04:06 S 10 13 56.143 -39 36 40.46 – V C57
2021-03-13 06:04:06 s 1 -24143.689 0 +377350.99 6390.0 – C57
2021-03-13 06:14:06 S 10 13 53.578 -39 37 21.00 – V C57
2021-03-13 06:14:06 s 1 -24513.460 0 +377366.19 1090.0 – C57
2021-03-13 06:24:06 S 10 13 51.559 -39 37 58.26 – V C57
2021-03-13 06:24:06 s 1 -24883.175 0 +377380.37 5760.0 – C57
2021-03-13 06:34:06 S 10 13 49.003 -39 38 37.07 – V C57
2021-03-13 06:34:06 s 1 -25252.835 0 +377393.56 390.0 – C57
2021-03-13 06:44:06 S 10 13 46.673 -39 39 15.19 – V C57
2021-03-13 06:44:06 s 1 -25622.439 0 +377405.73 4990.0 – C57
2021-03-13 06:54:06 S 10 13 44.114 -39 39 54.40 – V C57
2021-03-13 06:54:06 s 1 -25991.984 0 +377416.89 9540.0 – C57
2021-03-13 07:04:06 S 10 13 41.774 -39 40 36.30 – V C57
2021-03-13 07:04:06 s 1 -26361.471 0 +377427.05 4050.0 – C57
2021-03-13 07:54:06 S 10 13 29.870 -39 43 51.20 – V C57
2021-03-13 07:54:06 s 1 -28207.994 0 +377462.73 5900.0 – C57
2021-03-13 08:04:06 S 10 13 27.557 -39 44 29.22 – V C57
2021-03-13 08:04:06 s 1 -28577.109 0 +377466.85 120.0 – C57
2021-03-13 08:14:06 S 10 13 25.231 -39 45 04.28 – V C57
2021-03-13 08:14:06 s 1 -28946.160 0 +377469.96 4280.0 – C57
2021-03-13 08:24:06 S 10 13 22.925 -39 45 42.70 – V C57
2021-03-13 08:24:06 s 1 -29315.144 0 +377472.06 8380.0 – C57
2021-03-13 08:34:06 S 10 13 20.534 -39 46 21.47 – V C57
2021-03-13 08:34:06 s 1 -29684.061 0 +377473.16 2420.0 – C57
2021-03-13 08:44:06 S 10 13 18.031 -39 47 00.49 – V C57
2021-03-13 08:44:06 s 1 -30052.909 0 +377473.26 6400.0 – C57
2021-03-13 08:54:06 S 10 13 15.595 -39 47 37.28 – V C57