471240 (2011 BT15)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3024536459 ± 1.15e-08
Semi-major axis (a)1.2929263932 AU ± 2.16e-09
Inclination (i)1.66185886° ± 1.71e-06
Long. of Asc. Node (Ω)105.35143364° ± 1.82e-05
Arg. of Perihelion (ω)308.82509390° ± 1.86e-05
Mean Anomaly (M)55.46517708° ± 8.64e-06
Mean Motion (n)0.6704271210°/day ± 1.68e-09
Perihelion dist (q)0.90187609 AU ± 1.49e-08
Aphelion dist (Q)1.68397669 AU ± 1.51e-08
Orbital Period1.47014680 yr ± 3.68e-09
Physical Parameters
H (abs. magnitude)21.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.268″
Uncertainty0
Orbit TypeApollo
MOID0.000517 AU
Observations Used224
Oppositions5
Arc Total2007-2023
First Observation Used2007-07-30
Last Observation Used2023-04-25
Observations (243)
Date Type RA Dec Mag Band Observatory
2014-01-26 10:13:06 C 09 58 01.07 +19 17 35.7 q H45
2014-01-26 10:14:29 C 09 58 00.88 +19 17 36.8 q H45
2014-01-26 10:15:58 C 09 58 00.67 +19 17 38.0 q H45
2014-01-26 10:17:20 C 09 58 00.50 +19 17 38.8 q H45
2014-01-26 10:18:42 C 09 58 00.30 +19 17 39.7 q H45
2014-01-26 10:20:34 C 09 58 00.05 +19 17 41.1 q H45
2014-01-26 10:22:21 C 09 57 59.79 +19 17 42.5 q H45
2014-01-26 10:25:52 C 09 57 59.29 +19 17 45.0 q H45
2014-01-28 05:40:54 C 09 52 57.41 +19 49 10.6 q 703
2014-01-28 05:52:37 C 09 52 55.92 +19 49 19.9 q 703
2014-01-28 06:04:20 C 09 52 54.38 +19 49 28.3 q 703
2014-01-28 06:16:05 C 09 52 52.88 +19 49 37.2 q 703
2014-01-30 07:38:47 C 09 47 27.35 +20 20 19.0 q H45
2014-01-30 07:40:17 C 09 47 27.17 +20 20 19.6 q H45
2014-01-30 07:42:47 C 09 47 26.87 +20 20 21.2 q H45
2014-01-30 07:44:04 C 09 47 26.73 +20 20 21.8 q H45
2014-01-30 07:45:28 C 09 47 26.54 +20 20 22.7 q H45
2014-01-30 07:48:29 C 09 47 26.18 +20 20 24.6 q H45
2014-02-04 06:32:30 C 09 36 29.53 +21 15 32.5 q 703
2014-02-04 06:39:41 C 09 36 28.87 +21 15 35.0 q 703
2014-02-04 06:46:52 C 09 36 28.17 +21 15 38.5 q 703
2014-02-04 06:54:25 C 09 36 27.45 +21 15 40.8 q 703
2014-02-05 04:24:12 C 09 34 46.49 +21 23 08.2 o 691
2014-02-05 04:54:46 C 09 34 43.77 +21 23 20.4 o 691
2014-02-05 05:20:22 C 09 34 41.49 +21 23 30.4 o 691
2014-02-18 06:00:23 C 09 17 52.98 +22 13 36.1 q G96
2014-02-18 06:08:01 C 09 17 52.64 +22 13 36.4 q G96
2014-02-18 06:15:37 C 09 17 52.30 +22 13 36.6 q G96
2014-02-18 06:23:17 C 09 17 51.97 +22 13 37.0 q G96
2016-07-07 12:48:23 C 22 32 26.782 -10 33 09.85 L F51
2016-07-07 13:04:35 C 22 32 27.779 -10 33 06.89 L F51
2016-07-07 13:20:44 C 22 32 28.780 -10 33 03.59 L F51
2016-07-08 10:12:55 C 22 33 52.62 -10 28 59.7 o 291
2016-07-08 10:23:18 C 22 33 53.22 -10 28 57.4 o 291
2016-07-08 10:33:41 C 22 33 53.90 -10 28 55.0 o 291
2016-07-14 09:59:21 C 22 43 31.38 -10 03 25.1 q G96
2016-07-14 10:08:41 C 22 43 32.00 -10 03 23.9 q G96
2016-07-14 10:27:21 C 22 43 33.12 -10 03 21.3 q G96
2016-08-02 12:23:29 C 23 16 32.339 -09 24 11.04 L F51
2016-08-02 12:39:24 C 23 16 33.466 -09 24 11.17 L F51
2016-08-02 12:55:20 C 23 16 34.597 -09 24 11.26 L F51
2016-08-02 13:11:14 C 23 16 35.714 -09 24 11.38 L F51
2016-08-03 05:08:52 C 23 17 54.67 -09 23 48.2 u 807
2016-08-03 05:12:14 C 23 17 54.92 -09 23 48.4 u 807
2016-08-03 05:15:23 C 23 17 55.15 -09 23 48.5 u 807
2016-08-03 05:18:44 C 23 17 55.39 -09 23 48.6 u 807
2016-08-03 05:21:40 C 23 17 55.60 -09 23 48.6 u 807
2016-08-14 12:38:00 C 23 43 49.972 -09 46 52.40 L F51
2016-08-14 12:54:36 C 23 43 51.649 -09 46 55.00 L F51
2016-08-14 13:11:14 C 23 43 53.337 -09 46 57.59 L F51