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 16:24:05 s 1 +156637.17 1 +214759.30 4220.0 C57
2021-03-22 17:04:05 S 08 51 48.749 -54 25 00.55 V C57
2021-03-22 17:04:05 s 1 +155886.87 0 +217360.59 1470.0 C57
2021-03-22 17:14:05 S 08 51 42.938 -54 25 38.68 V C57
2021-03-22 17:14:05 s 1 +155696.40 6 +218006.90 2440.0 C57
2021-03-22 17:24:05 S 08 51 38.856 -54 26 12.12 V C57
2021-03-22 17:24:05 s 1 +155504.80 0 +218651.60 1090.0 C57
2021-03-22 17:34:05 S 08 51 34.541 -54 26 48.98 V C57
2021-03-22 17:34:05 s 1 +155312.05 8 +219294.70 7440.0 C57
2021-03-22 17:44:05 S 08 51 28.337 -54 27 48.92 V C57
2021-03-22 17:44:05 s 1 +155118.18 7 +219936.20 1490.0 C57
2021-03-22 17:54:05 S 08 51 24.175 -54 28 21.07 V C57
2021-03-22 17:54:05 s 1 +154923.19 3 +220576.11 3280.0 C57
2021-03-22 18:14:05 S 08 51 13.409 -54 29 53.66 V C57
2021-03-22 18:14:05 s 1 +154529.86 2 +221851.16 60.0 C57
2021-03-22 18:24:05 S 08 51 07.630 -54 30 26.82 V C57
2021-03-22 18:24:05 s 1 +154331.53 8 +222486.30 5090.0 C57
2021-03-22 18:34:05 S 08 51 01.966 -54 31 10.60 V C57
2021-03-22 18:34:05 s 1 +154132.11 6 +223119.85 7890.0 C57
2021-03-22 18:44:05 S 08 50 57.053 -54 31 48.97 V C57
2021-03-22 18:44:05 s 1 +153931.60 3 +223751.82 8480.0 C57
2021-03-22 18:54:05 S 08 50 50.957 -54 32 32.71 V C57
2021-03-22 18:54:05 s 1 +153730.00 5 +224382.21 6860.0 C57
2021-03-22 19:04:05 S 08 50 44.719 -54 33 20.23 V C57
2021-03-22 19:04:05 s 1 +153527.32 8 +225011.02 3060.0 C57
2021-03-22 19:14:05 S 08 50 40.584 -54 33 57.60 V C57
2021-03-22 19:14:05 s 1 +153323.57 8 +225638.26 7070.0 C57
2021-03-22 20:24:05 S 08 50 04.140 -54 38 35.77 V C57
2021-03-22 20:24:05 s 1 +151867.79 0 +229985.01 5140.0 C57
2021-03-22 20:54:05 S 08 49 46.390 -54 40 55.09 V C57
2021-03-22 20:54:05 s 1 +151228.37 9 +231824.50 9930.0 C57
2021-03-22 21:04:05 S 08 49 41.899 -54 41 30.73 V C57
2021-03-22 21:04:05 s 1 +151013.21 7 +232434.57 740.0 C57
2021-03-22 21:14:05 S 08 49 36.581 -54 42 16.96 V C57
2021-03-22 21:14:05 s 1 +150797.05 1 +233043.09 9510.0 C57
2021-03-22 21:24:05 S 08 49 31.402 -54 43 01.02 V C57
2021-03-22 21:24:05 s 1 +150579.88 9 +233650.06 6240.0 C57
2021-03-22 21:34:05 S 08 49 25.099 -54 43 40.66 V C57
2021-03-22 21:34:05 s 1 +150361.73 4 +234255.49 950.0 C57
2021-03-22 22:14:05 S 08 49 03.905 -54 46 31.73 V C57
2021-03-22 22:14:05 s 1 +149479.30 5 +236661.83 9820.0 C57
2021-03-22 22:24:05 S 08 48 58.781 -54 47 07.91 V C57
2021-03-22 22:24:05 s 1 +149256.27 2 +237259.58 4590.0 C57
2021-03-22 22:34:05 S 08 48 53.842 -54 47 47.44 V C57
2021-03-22 22:34:05 s 1 +149032.28 0 +237855.80 7400.0 C57
2021-03-22 22:44:05 S 08 48 47.875 -54 48 35.89 V C57
2021-03-22 22:44:05 s 1 +148807.33 3 +238450.50 8270.0 C57
2021-03-22 22:54:05 S 08 48 42.554 -54 49 18.73 V C57
2021-03-22 22:54:05 s 1 +148581.43 7 +239043.67 7190.0 C57
2021-03-22 23:14:05 S 08 48 30.876 -54 50 45.31 V C57