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
2021-08-18 11:07:21 C 01 37 43.915 +29 45 22.08 U F51
2021-08-18 11:24:17 C 01 37 43.129 +29 45 29.19 U F51
2021-08-18 11:41:16 C 01 37 42.366 +29 45 36.26 U F51
2021-08-18 11:58:14 C 01 37 41.576 +29 45 43.39 U F51
2021-08-19 11:07:01 C 01 36 39.227 +29 54 50.49 U F51
2021-08-19 11:23:02 C 01 36 38.455 +29 54 56.78 U F51
2021-08-19 11:39:06 C 01 36 37.680 +29 55 03.23 U F51
2021-08-19 11:55:09 C 01 36 36.908 +29 55 09.86 U F51
2021-09-03 08:09:18 C 01 15 08.59 +31 22 14.4 V G96
2021-09-03 08:16:52 C 01 15 08.02 +31 22 15.2 V G96
2021-09-03 08:26:59 C 01 15 07.24 +31 22 16.3 V G96
2021-09-03 08:34:36 C 01 15 06.70 +31 22 16.8 V G96
2021-09-04 11:04:48 C 01 13 09.823 +31 24 21.16 U F52
2021-09-04 11:20:39 C 01 13 08.609 +31 24 22.35 U F52
2021-09-04 11:36:22 C 01 13 07.398 +31 24 23.48 U F52
2021-09-04 11:52:07 C 01 13 06.186 +31 24 24.51 U F52
2021-09-15 08:54:11 C 00 52 25.08 +31 08 43.9 V G96
2021-09-15 09:01:52 C 00 52 24.42 +31 08 42.5 V G96
2021-09-15 09:09:32 C 00 52 23.82 +31 08 41.1 V G96
2021-09-15 09:17:12 C 00 52 23.13 +31 08 39.2 V G96
2021-09-25 10:50:44 C 00 32 50.588 +30 00 12.02 U F52
2021-09-25 11:02:01 C 00 32 49.675 +30 00 07.68 U F52
2021-09-25 11:13:17 C 00 32 48.762 +30 00 03.62 U F52
2021-09-25 11:24:31 C 00 32 47.852 +29 59 59.61 U F52
2021-09-27 12:44:11 C 00 28 59.514 +29 40 38.77 U F52
2021-09-27 12:57:01 C 00 28 58.507 +29 40 33.43 U F52
2021-09-27 13:09:48 C 00 28 57.515 +29 40 28.11 U F52
2021-09-27 13:22:35 C 00 28 56.501 +29 40 22.56 U F52
2021-09-29 08:02:13 C 00 25 45.136 +29 22 26.78 U F52
2021-09-29 08:19:33 C 00 25 43.820 +29 22 19.38 U F52
2021-09-29 08:36:51 C 00 25 42.507 +29 22 12.00 U F52
2021-09-29 08:54:14 C 00 25 41.177 +29 22 04.49 U F52
2021-10-13 04:24:27 C 00 04 32.28 +26 37 08.0 V G96
2021-10-13 04:31:59 C 00 04 31.82 +26 37 04.4 V G96
2021-10-13 04:39:32 C 00 04 31.41 +26 37 00.2 V G96
2021-10-13 04:47:04 C 00 04 31.02 +26 36 56.6 V G96
2021-10-13 07:43:15 C 00 04 21.858 +26 35 23.46 U F51
2021-10-13 08:10:05 C 00 04 20.407 +26 35 09.22 U F51
2021-10-13 08:23:35 C 00 04 19.676 +26 35 02.06 U F51
2021-10-26 03:18:54 C 23 51 59.23 +23 53 32.5 V G96
2021-10-26 03:27:05 C 23 51 58.98 +23 53 28.6 V G96
2021-10-26 03:35:15 C 23 51 58.68 +23 53 24.8 V G96
2021-10-26 03:43:26 C 23 51 58.49 +23 53 20.4 V G96
2021-10-26 05:58:10 C 23 51 54.733 +23 52 13.97 U F52
2021-10-26 06:15:43 C 23 51 54.198 +23 52 05.37 U F52
2021-10-26 06:33:33 C 23 51 53.655 +23 51 56.31 U F52
2021-11-01 04:58:06 C 23 48 33.147 +22 43 15.40 U F51
2021-11-01 05:17:03 C 23 48 32.767 +22 43 06.95 U F51
2021-11-01 05:35:59 C 23 48 32.395 +22 42 58.23 U F51
2021-11-01 05:54:58 C 23 48 32.008 +22 42 49.59 U F51