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
2021-02-07 08:22:35 C 11 19 05.93 -09 43 20.3 V 703
2021-02-07 08:45:45 C 11 19 05.53 -09 43 46.5 V 703
2021-02-07 12:31:37 C 11 19 02.62 -09 48 12.6 V T08
2021-02-07 12:35:37 C 11 19 02.59 -09 48 18.1 V T08
2021-02-07 12:44:44 C 11 19 02.40 -09 48 29.2 V T08
2021-02-07 13:03:23 C 11 19 02.08 -09 48 51.6 V T08
2021-02-09 08:28:37 C 11 18 24.34 -10 41 52.7 V G96
2021-02-09 08:36:02 C 11 18 24.18 -10 42 01.9 V G96
2021-02-09 08:43:28 C 11 18 24.04 -10 42 11.3 V G96
2021-02-09 08:50:53 C 11 18 23.89 -10 42 20.6 V G96
2021-02-11 09:02:31 C 11 17 28.74 -11 44 32.0 V 703
2021-02-11 09:10:01 C 11 17 28.47 -11 44 42.8 V 703
2021-02-11 09:17:32 C 11 17 28.25 -11 44 52.9 V 703
2021-02-11 09:25:02 C 11 17 28.09 -11 45 02.2 V 703
2021-02-11 11:38:21 C 11 17 25.36 -11 47 57.7 V T08
2021-02-11 11:41:00 C 11 17 25.27 -11 48 01.4 V T08
2021-02-11 11:55:40 C 11 17 24.92 -11 48 20.3 V T08
2021-02-11 11:59:39 C 11 17 24.80 -11 48 26.7 V T08
2021-02-12 07:51:47 C 11 16 57.73 -12 15 19.9 V 703
2021-02-12 07:58:56 C 11 16 57.51 -12 15 29.4 V 703
2021-02-12 08:06:04 C 11 16 57.27 -12 15 38.8 V 703
2021-02-12 08:13:12 C 11 16 57.11 -12 15 49.5 V 703
2021-02-13 10:57:17 C 11 16 16.35 -12 53 00.9 V T05
2021-02-13 10:59:56 C 11 16 16.26 -12 53 04.8 V T05
2021-02-13 11:09:18 C 11 16 15.99 -12 53 18.1 V T05
2021-02-13 11:21:11 C 11 16 15.59 -12 53 34.8 V T05
2021-02-14 13:03:29 C 11 15 31.08 -13 30 37.9 V T08
2021-02-14 13:51:45 C 11 15 29.44 -13 31 49.2 V T08
2021-02-14 14:32:13 C 11 15 28.08 -13 32 48.2 V T08
2021-02-14 15:07:56 C 11 15 26.85 -13 33 40.3 V T08
2021-02-15 11:56:43 C 11 14 48.18 -14 04 43.0 V T08
2021-02-15 12:04:05 C 11 14 47.93 -14 04 54.1 V T08
2021-02-15 12:08:50 C 11 14 47.76 -14 05 01.6 V T08
2021-02-15 12:59:54 C 11 14 45.86 -14 06 18.4 V T08
2021-02-16 11:20:03 C 11 14 00.14 -14 40 39.0 V T05
2021-02-16 12:10:45 C 11 13 58.10 -14 41 58.4 V T05
2021-02-16 12:40:44 C 11 13 56.84 -14 42 45.6 V T05
2021-02-16 12:44:45 C 11 13 56.71 -14 42 51.4 V T05
2021-02-19 08:16:00 C 11 11 12.22 -16 33 36.2 V 703
2021-02-19 08:23:37 C 11 11 11.90 -16 33 49.2 V 703
2021-02-19 08:31:15 C 11 11 11.46 -16 34 02.1 V 703
2021-02-19 08:38:52 C 11 11 11.15 -16 34 15.2 V 703
2021-02-22 10:30:09 C 11 07 22.45 -18 48 17.1 o 691
2021-02-22 11:09:02 C 11 07 20.05 -18 49 30.3 o 691
2021-02-22 11:44:38 C 11 07 17.90 -18 50 38.8 o 691
2021-02-22 11:57:49 C 11 07 17.75 -18 51 02.6 V T08
2021-02-22 12:48:47 C 11 07 14.51 -18 52 40.3 V T08
2021-02-22 12:52:59 C 11 07 14.25 -18 52 47.9 V T08
2021-02-25 06:01:07 C 11 03 04.10 -21 04 21.2 V 703
2021-02-25 06:09:12 C 11 03 03.45 -21 04 37.6 V 703