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
2013-07-04 11:09:50 C 20 08 24.661 -20 21 06.40 L F51
2013-07-04 11:27:57 C 20 08 23.500 -20 21 12.18 L F51
2013-07-18 02:34:52 C 19 42 50.38 -22 21 05.1 u 807
2013-07-18 02:39:18 C 19 42 49.94 -22 21 06.9 u 807
2013-07-18 02:43:44 C 19 42 49.45 -22 21 08.8 u 807
2013-07-18 02:48:10 C 19 42 49.00 -22 21 10.5 u 807
2013-07-18 02:52:36 C 19 42 48.57 -22 21 12.3 u 807
2013-12-31 08:19:58 C 13 21 38.08 -12 21 47.2 u 807
2013-12-31 08:22:44 C 13 21 35.69 -12 21 26.6 u 807
2013-12-31 08:25:31 C 13 21 33.30 -12 21 05.8 u 807
2013-12-31 08:28:19 C 13 21 30.88 -12 20 44.9 u 807
2014-01-01 08:32:34 C 13 02 43.06 -09 21 21.7 u 807
2014-01-01 08:35:19 C 13 02 40.83 -09 21 01.8 u 807
2014-01-01 08:38:05 C 13 02 38.61 -09 20 41.7 u 807
2014-01-01 08:40:52 C 13 02 36.42 -09 20 22.3 u 807
2014-01-01 08:43:42 C 13 02 34.15 -09 20 01.7 u 807
2014-01-01 08:46:30 C 13 02 31.88 -09 19 41.2 u 807
2014-01-03 11:09:25 C 12 28 16.86 -03 41 07.9 q H45
2014-01-03 11:11:42 C 12 28 15.35 -03 40 53.3 q H45
2014-01-03 11:12:28 C 12 28 14.77 -03 40 48.2 q H45
2014-01-03 11:13:20 C 12 28 14.25 -03 40 42.7 q H45
2014-01-03 11:14:20 C 12 28 13.62 -03 40 36.6 q H45
2014-01-03 11:15:16 C 12 28 12.93 -03 40 30.8 q H45
2014-01-03 11:16:03 C 12 28 12.43 -03 40 25.9 q H45
2014-01-03 11:18:04 C 12 28 11.09 -03 40 13.5 q H45
2014-01-07 10:25:01 C 11 39 54.18 +04 36 08.4 q 703
2014-01-07 10:36:46 C 11 39 48.76 +04 36 58.4 q 703
2014-01-07 10:48:33 C 11 39 43.32 +04 37 48.1 q 703
2014-01-07 11:00:17 C 11 39 37.86 +04 38 37.9 q 703
2014-01-12 10:43:26 C 10 59 07.07 +11 12 05.6 q H45
2014-01-12 10:45:14 C 10 59 06.53 +11 12 10.2 q H45
2014-01-12 10:47:50 C 10 59 05.68 +11 12 16.4 q H45
2014-01-12 10:48:46 C 10 59 05.44 +11 12 18.8 q H45
2014-01-12 10:49:54 C 10 59 05.08 +11 12 21.6 q H45
2014-01-12 10:52:46 C 10 59 04.21 +11 12 29.1 q H45
2014-01-12 10:53:34 C 10 59 03.92 +11 12 31.0 q H45
2014-01-12 10:54:33 C 10 59 03.63 +11 12 33.4 q H45
2014-01-14 07:00:15 C 10 47 53.61 +12 54 15.1 u H21
2014-01-14 07:03:49 C 10 47 52.66 +12 54 22.9 u H21
2014-01-14 07:07:24 C 10 47 51.71 +12 54 30.6 u H21
2014-01-14 07:10:59 C 10 47 50.75 +12 54 38.3 u H21
2014-01-14 07:14:33 C 10 47 49.80 +12 54 46.2 u H21
2014-01-14 07:18:06 C 10 47 48.86 +12 54 53.8 u H21
2014-01-14 07:22:07 C 10 47 47.79 +12 55 02.7 u H21
2014-01-25 09:54:40 C 10 01 06.15 +18 57 54.7 q H45
2014-01-25 09:57:48 C 10 01 05.70 +18 57 57.4 q H45
2014-01-25 10:00:11 C 10 01 05.37 +18 57 59.4 q H45
2014-01-25 10:01:36 C 10 01 05.17 +18 58 00.4 q H45
2014-01-25 10:03:14 C 10 01 04.92 +18 58 01.6 q H45
2014-01-25 10:07:09 C 10 01 04.33 +18 58 04.6 q H45