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
2021-03-29 21:54:05 s 1 -177633.94 1 +244680.25 960.0 C57
2021-03-29 22:44:05 S 06 34 59.450 -62 55 19.60 V C57
2021-03-29 22:44:05 s 1 -178536.77 9 +241944.90 3450.0 C57
2021-03-30 14:06:39 S 06 22 16.757 -62 44 59.28 L C51
2021-03-30 17:14:47 S 06 19 15.108 -62 47 30.23 L C51
2021-03-30 20:22:55 S 06 16 13.025 -62 49 46.52 L C51
2021-03-31 17:14:05 S 05 53 14.407 -63 05 21.48 V C57
2021-03-31 17:14:05 s 1 -176306.63 2 +57363.599 4330.0 C57
2021-03-31 17:24:05 S 05 53 05.434 -63 04 58.48 V C57
2021-03-31 17:24:05 s 1 -175997.51 9 +56460.623 4290.0 C57
2021-03-31 17:34:05 S 05 52 55.034 -63 04 59.41 V C57
2021-03-31 17:34:05 s 1 -175684.59 9 +55556.423 6860.0 C57
2021-03-31 18:24:05 S 05 52 08.950 -63 04 41.66 V C57
2021-03-31 18:24:05 s 1 -174061.91 1 +51017.345 6890.0 C57
2021-03-31 19:14:05 S 05 51 22.435 -63 04 27.77 V C57
2021-03-31 19:14:05 s 1 -172339.71 8 +46449.010 3580.0 C57
2021-03-31 19:24:05 S 05 51 12.667 -63 04 15.35 V C57
2021-03-31 19:24:05 s 1 -171983.00 7 +45531.945 1060.0 C57
2021-03-31 19:34:05 S 05 51 03.984 -63 04 13.76 V C57
2021-03-31 19:34:05 s 1 -171622.13 2 +44613.773 450.0 C57
2021-03-31 19:44:05 S 05 50 54.413 -63 04 18.05 V C57
2021-03-31 19:44:05 s 1 -171257.06 1 +43694.506 1680.0 C57
2021-03-31 21:54:05 S 05 48 51.382 -63 03 00.25 V C57
2021-03-31 21:54:05 s 1 -166114.33 7 +31650.296 5870.0 C57
2021-03-31 23:24:05 S 05 47 28.027 -63 02 08.95 V C57
2021-03-31 23:24:05 s 1 -162095.69 8 +23221.569 500.0 C57
2021-03-31 23:34:05 S 05 47 18.622 -63 02 05.39 V C57
2021-03-31 23:34:05 s 1 -161624.61 2 +22281.156 5370.0 C57
2021-03-31 23:44:05 S 05 47 09.802 -63 01 54.23 V C57
2021-03-31 23:44:05 s 1 -161148.46 8 +21340.041 390.0 C57
2021-04-01 00:04:05 S 05 46 51.295 -63 01 58.37 V C57
2021-04-01 00:04:05 s 1 -160180.84 2 +19455.792 530.0 C57
2021-04-01 01:34:05 S 05 45 28.200 -63 00 53.24 V C57
2021-04-01 01:34:05 s 1 -155565.18 3 +10948.157 1590.0 C57
2021-04-01 01:44:05 S 05 45 17.806 -63 00 38.27 V C57
2021-04-01 01:44:05 s 1 -155025.07 1 +10000.508 1860.0 C57
2021-04-01 02:04:05 S 05 44 59.551 -63 00 29.12 V C57
2021-04-01 02:04:05 s 1 -153927.95 8 + 8104.136 9460.0 C57
2021-04-01 02:14:05 S 05 44 50.897 -63 00 22.64 V C57
2021-04-01 02:14:05 s 1 -153370.86 5 + 7155.477 6590.0 C57
2021-04-01 02:34:05 S 05 44 34.106 -63 00 12.85 V C57
2021-04-01 02:34:05 s 1 -152239.37 3 + 5257.369 7080.0 C57
2021-04-01 03:04:05 S 05 44 05.021 -62 59 45.49 V C57
2021-04-01 03:04:05 s 1 -150498.16 6 + 2408.741 1970.0 C57
2021-04-01 04:34:05 S 05 42 44.892 -62 59 01.68 V C57
2021-04-01 04:34:05 s 1 -144945.70 6 - 6138.393 4260.0 C57
2021-04-01 04:54:05 S 05 42 24.468 -62 58 30.36 V C57
2021-04-01 04:54:05 s 1 -143642.26 5 - 8035.921 8810.0 C57
2021-04-01 05:04:05 S 05 42 17.227 -62 58 31.26 V C57
2021-04-01 05:04:05 s 1 -142980.74 9 - 8984.168 1930.0 C57