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 16:24:05 s 1 +72546.851 0 +344149.77 9160.0 C57
2021-03-24 16:34:05 S 08 23 20.993 -57 35 26.81 V C57
2021-03-24 16:34:05 s 1 +72190.525 0 +344416.37 5610.0 C57
2021-03-24 16:54:05 S 08 23 06.710 -57 37 01.56 V C57
2021-03-24 16:54:05 s 1 +71477.160 0 +344946.13 6930.0 C57
2021-03-24 17:04:05 S 08 22 59.278 -57 37 25.68 V C57
2021-03-24 17:04:05 s 1 +71120.124 0 +345209.30 1830.0 C57
2021-03-24 17:24:05 S 08 22 48.074 -57 38 38.65 V C57
2021-03-24 17:24:05 s 1 +70405.355 0 +345732.19 80.0 C57
2021-03-24 17:34:05 S 08 22 40.514 -57 39 19.33 V C57
2021-03-24 17:34:05 s 1 +70047.624 0 +345991.93 3440.0 C57
2021-03-24 17:44:05 S 08 22 33.514 -57 40 01.45 V C57
2021-03-24 17:44:05 s 1 +69689.665 0 +346250.52 6310.0 C57
2021-03-24 17:54:05 S 08 22 26.309 -57 40 35.00 V C57
2021-03-24 17:54:05 s 1 +69331.478 0 +346507.97 8670.0 C57
2021-03-24 18:24:05 S 08 22 04.776 -57 42 36.94 V C57
2021-03-24 18:24:05 s 1 +68255.572 0 +347273.49 2810.0 C57
2021-03-24 18:34:05 S 08 22 00.492 -57 43 01.20 V C57
2021-03-24 18:34:05 s 1 +67896.492 0 +347526.39 3210.0 C57
2021-03-24 18:44:05 S 08 21 52.390 -57 43 45.52 V C57
2021-03-24 18:44:05 s 1 +67537.193 0 +347778.15 3130.0 C57
2021-03-24 18:54:05 S 08 21 46.104 -57 44 22.85 V C57
2021-03-24 18:54:05 s 1 +67177.675 0 +348028.77 2560.0 C57
2021-03-24 19:04:05 S 08 21 39.785 -57 45 00.18 V C57
2021-03-24 19:04:05 s 1 +66817.942 0 +348278.26 1520.0 C57
2021-03-24 19:34:05 S 08 21 17.606 -57 46 41.52 V C57
2021-03-24 19:34:05 s 1 +65737.456 0 +349019.93 5560.0 C57
2021-03-24 19:54:05 S 08 21 05.119 -57 48 04.57 V C57
2021-03-24 19:54:05 s 1 +65016.077 0 +349508.72 9260.0 C57
2021-03-24 20:14:05 S 08 20 51.502 -57 49 16.46 V C57
2021-03-24 20:14:05 s 1 +64293.866 0 +349992.98 1120.0 C57
2021-03-24 20:24:05 S 08 20 43.042 -57 49 48.58 V C57
2021-03-24 20:24:05 s 1 +63932.454 0 +350233.42 6360.0 C57
2021-03-24 20:34:05 S 08 20 36.175 -57 50 43.26 V C57
2021-03-24 20:34:05 s 1 +63570.838 0 +350472.73 1160.0 C57
2021-03-24 20:44:05 S 08 20 30.660 -57 51 10.44 V C57
2021-03-24 20:44:05 s 1 +63209.020 0 +350710.92 5510.0 C57
2021-03-24 20:54:05 S 08 20 24.146 -57 51 53.28 V C57
2021-03-24 20:54:05 s 1 +62847.001 0 +350947.98 9410.0 C57
2021-03-24 21:04:05 S 08 20 16.370 -57 52 30.32 V C57
2021-03-24 21:04:05 s 1 +62484.784 0 +351183.92 2880.0 C57
2021-03-24 21:14:05 S 08 20 09.074 -57 53 05.42 V C57
2021-03-24 21:14:05 s 1 +62122.369 0 +351418.73 5900.0 C57
2021-03-24 21:24:05 S 08 20 02.635 -57 53 39.70 V C57
2021-03-24 21:24:05 s 1 +61759.759 0 +351652.41 8490.0 C57
2021-03-24 21:44:05 S 08 19 49.368 -57 54 56.34 V C57
2021-03-24 21:44:05 s 1 +61033.955 0 +352116.42 2370.0 C57
2021-03-24 22:04:05 S 08 19 35.002 -57 56 13.56 V C57
2021-03-24 22:04:05 s 1 +60307.383 0 +352575.94 4540.0 C57
2021-03-24 22:14:05 S 08 19 28.574 -57 56 44.20 V C57