471323 (2011 KW15)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4937118966 ± 2.14e-08
Semi-major axis (a)1.1697728644 AU ± 7.20e-09
Inclination (i)23.65788044° ± 6.65e-06
Long. of Asc. Node (Ω)283.34673223° ± 9.45e-06
Arg. of Perihelion (ω)97.51622894° ± 7.31e-06
Mean Anomaly (M)94.80868432° ± 3.82e-05
Mean Motion (n)0.7790403676°/day ± 7.19e-09
Perihelion dist (q)0.59224208 AU ± 2.53e-08
Aphelion dist (Q)1.74730364 AU ± 2.72e-08
Orbital Period1.26517999 yr ± 1.17e-08
Physical Parameters
H (abs. magnitude)19.39
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.149″
Uncertainty0
Orbit TypeApollo
MOID0.044566 AU
Observations Used60
Oppositions1
Arc Total2011-2016
First Observation Used2011-05-26
Last Observation Used2016-06-16
Observations (104)
Date Type RA Dec Mag Band Observatory
2011-06-25 19:22:01 C 01 55 56.28 -05 47 17.6 u D90
2012-05-12 07:51:34 C 10 56 17.780 -40 14 14.92 t 568
2012-05-12 07:57:22 C 10 56 17.739 -40 14 08.61 t 568
2012-05-22 07:14:15 C 10 58 15.670 -36 10 22.72 t 568
2012-05-22 07:25:05 C 10 58 15.858 -36 10 12.11 t 568
2012-05-22 07:35:54 C 10 58 16.034 -36 10 01.65 t 568
2013-01-24 02:32:07 C 05 22 13.46 -59 48 00.5 u 822
2013-01-24 02:37:39 C 05 22 16.12 -59 47 24.5 u 822
2013-01-24 02:43:14 C 05 22 18.61 -59 46 47.5 u 822
2013-01-24 03:49:07 C 05 22 50.87 -59 39 31.7 u 807
2013-01-24 03:52:40 C 05 22 52.53 -59 39 08.0 u 807
2013-01-24 03:59:45 C 05 22 55.87 -59 38 20.7 u 807
2013-01-24 04:03:19 C 05 22 57.60 -59 37 57.4 u 807
2013-01-24 04:06:31 C 05 22 59.14 -59 37 35.7 u 807
2013-02-26 01:45:37 C 06 49 46.45 -26 17 06.3 u 807
2013-02-26 01:50:03 C 06 49 46.66 -26 17 01.5 u 807
2013-02-26 01:54:27 C 06 49 46.86 -26 16 56.7 u 807
2013-02-26 01:58:52 C 06 49 47.07 -26 16 51.9 u 807
2013-02-26 02:03:16 C 06 49 47.29 -26 16 47.2 u 807
2013-03-04 20:05:37 C 06 58 24.72 -23 36 22.2 t 204
2013-03-04 20:45:51 C 06 58 26.84 -23 35 45.7 t 204
2016-06-16 01:28:43 C 13 25 23.97 -56 23 19.9 u 807
2016-06-16 01:33:30 C 13 25 23.11 -56 23 07.1 u 807
2016-06-16 01:38:04 C 13 25 22.27 -56 22 54.8 u 807
2016-07-01 16:39:43 S 12 43 28.50 -35 27 49.6 L C51
2016-07-01 19:48:24 S 12 43 16.48 -35 15 31.9 L C51
2016-07-01 21:22:50 S 12 43 10.50 -35 09 22.7 L C51
2016-07-01 22:57:05 S 12 43 04.58 -35 03 13.2 L C51
2016-07-01 22:57:16 S 12 43 04.57 -35 03 12.9 L C51
2016-07-02 00:31:31 S 12 42 58.62 -34 57 03.2 L C51
2016-07-02 03:40:12 S 12 42 46.87 -34 44 42.5 L C51
2016-07-24 03:37:17 C 12 20 15.69 +01 52 41.6 o 291
2016-07-24 03:44:01 C 12 20 15.35 +01 53 09.5 o 291
2021-06-23 01:04:53 S 12 28 43.39 -37 21 21.9 L C51
2021-06-23 04:13:11 S 12 28 47.31 -37 16 20.4 L C51
2021-06-23 07:21:19 S 12 28 51.14 -37 11 20.6 L C51
2021-06-23 08:55:34 S 12 28 53.10 -37 08 50.3 L C51
2021-06-23 10:29:39 S 12 28 55.03 -37 06 20.2 L C51
2021-06-23 12:03:42 S 12 28 57.02 -37 03 50.9 L C51
2021-06-23 13:37:58 S 12 28 58.94 -37 01 21.1 L C51
2021-06-23 15:12:02 S 12 29 01.44 -36 58 50.4 L C51
2021-06-23 18:20:21 S 12 29 05.19 -36 53 51.0 L C51
2021-06-23 21:28:29 S 12 29 09.358 -36 48 51.30 L C51
2022-01-11 05:05:34 S 12 32 53.26 -32 49 25.3 L C51
2022-01-11 08:13:42 S 12 32 52.98 -32 53 19.3 L C51
2022-01-11 17:37:33 S 12 32 51.68 -33 05 03.4 L C51
2022-01-11 19:11:37 S 12 32 51.68 -33 07 01.2 L C51
2022-01-11 22:19:45 S 12 32 51.21 -33 10 54.3 L C51
2022-01-11 23:53:50 S 12 32 50.97 -33 12 52.5 L C51
2022-01-11 23:54:00 S 12 32 51.01 -33 12 52.9 L C51