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
2016-08-25 20:00:29 C 23 17 26.66 +27 24 04.3 S 151
2016-08-25 20:02:54 C 23 17 26.27 +27 24 02.5 S 151
2016-08-25 20:05:19 C 23 17 25.88 +27 24 00.7 S 151
2016-08-25 20:07:44 C 23 17 25.49 +27 23 59.0 S 151
2016-08-25 20:10:09 C 23 17 25.10 +27 23 57.3 S 151
2016-08-25 20:22:43 C 23 17 22.88 +27 23 50.3 L04
2016-08-25 20:27:10 C 23 17 22.17 +27 23 47.0 L04
2016-08-25 20:29:24 C 23 17 21.81 +27 23 45.7 L04
2016-08-25 20:32:21 C 23 17 21.33 +27 23 43.6 L04
2016-08-25 20:35:19 C 23 17 20.84 +27 23 41.1 L04
2016-08-25 21:43:14 C 23 17 09.91 +27 22 51.5 q 046
2016-08-25 21:44:47 C 23 17 09.57 +27 22 49.2 q 046
2016-08-25 21:46:19 C 23 17 09.35 +27 22 47.3 q 046
2016-08-25 21:48:12 C 23 17 09.03 +27 22 47.5 q 046
2016-08-25 21:50:15 C 23 17 08.71 +27 22 45.7 q 046
2016-08-25 21:52:41 C 23 17 08.28 +27 22 43.1 q 046
2016-08-25 21:55:34 C 23 17 07.83 +27 22 42.2 q 046
2016-08-26 11:31:32 C 23 15 00.60 +27 12 36.5 L T05
2016-08-26 11:47:34 C 23 14 57.99 +27 12 24.5 L T05
2016-08-26 12:16:17 C 23 14 53.39 +27 12 02.4 L T05
2016-08-26 12:24:02 C 23 14 52.10 +27 11 55.7 L T05
2016-08-27 01:19:42 C 23 12 55.57 +27 01 51.2 q 160
2016-08-27 01:21:41 C 23 12 55.27 +27 01 49.7 q 160
2016-08-27 01:23:40 C 23 12 54.98 +27 01 48.0 q 160
2016-08-28 00:13:53 C 23 09 37.52 +26 44 07.7 q 246
2016-08-28 00:14:12 C 23 09 37.47 +26 44 07.6 q 246
2016-08-28 00:14:34 C 23 09 37.42 +26 44 07.1 q 246
2016-08-28 00:16:16 C 23 09 37.17 +26 44 06.0 q 246
2016-08-28 00:17:01 C 23 09 37.06 +26 44 05.4 q 246
2016-08-28 00:18:10 C 23 09 36.91 +26 44 04.4 q 246
2016-08-28 00:19:02 C 23 09 36.77 +26 44 03.7 q 246
2016-08-28 00:19:46 C 23 09 36.67 +26 44 03.3 q 246
2016-08-30 05:21:10 C 23 02 35.53 +26 02 31.3 q 703
2016-08-30 05:26:57 C 23 02 34.76 +26 02 26.8 q 703
2016-08-30 05:32:45 C 23 02 34.02 +26 02 22.4 q 703
2016-08-30 05:38:32 C 23 02 33.21 +26 02 17.9 q 703
2016-08-31 19:06:48 C 22 58 04.10 +25 32 22.2 S 151
2016-08-31 19:09:14 C 22 58 03.82 +25 32 20.7 S 151
2016-08-31 19:11:39 C 22 58 03.54 +25 32 18.8 S 151
2016-08-31 19:14:04 C 22 58 03.27 +25 32 16.6 S 151
2016-09-01 19:51:23 C 22 55 17.99 +25 12 40.6 L04
2016-09-01 19:55:54 C 22 55 17.48 +25 12 37.0 L04
2016-09-01 19:59:35 C 22 55 17.06 +25 12 34.1 L04
2016-09-02 15:23:22 C 22 53 13.09 +24 57 11.5 q D29
2016-09-02 15:46:16 C 22 53 10.57 +24 56 53.3 q D29
2016-09-02 16:09:11 C 22 53 08.06 +24 56 35.1 q D29
2016-09-06 10:16:22 C 22 44 42.94 +23 44 57.8 L T05
2016-09-06 10:58:41 C 22 44 39.09 +23 44 22.7 L T05
2016-09-06 11:11:40 C 22 44 38.00 +23 44 13.7 L T05
2016-09-06 11:29:47 C 22 44 36.33 +23 43 59.3 L T05