2009 WZ7

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6889990228 ± 3.23e-08
Semi-major axis (a)1.9369757015 AU ± 8.22e-09
Inclination (i)20.67243826° ± 1.66e-05
Long. of Asc. Node (Ω)76.45151216° ± 1.18e-05
Arg. of Perihelion (ω)250.56262465° ± 1.46e-05
Mean Anomaly (M)0.67007234° ± 6.42e-06
Mean Motion (n)0.3656166938°/day ± 2.33e-09
Perihelion dist (q)0.60240134 AU ± 6.25e-08
Aphelion dist (Q)3.27155007 AU ± 6.40e-08
Orbital Period2.69579125 yr ± 1.72e-08
Physical Parameters
H (abs. magnitude)19.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.300″
Uncertainty0
Orbit TypeApollo
MOID0.102072 AU
Observations Used92
Oppositions7
Arc Total2009-2020
First Observation Used2009-11-19
Last Observation Used2020-04-28
Observations (96)
Date Type RA Dec Mag Band Observatory
2010-01-10 03:04:57 C 04 41 36.79 +34 47 21.0 o H21
2010-01-10 03:19:51 C 04 41 36.29 +34 47 22.3 o H21
2010-01-10 03:30:26 C 04 41 35.90 +34 47 23.2 o H21
2017-12-15 03:48:07 C 00 49 08.75 -08 41 36.2 o 926
2017-12-15 03:54:39 C 00 49 10.41 -08 41 05.5 o 926
2017-12-15 04:01:11 C 00 49 12.09 -08 40 34.6 o 926
2017-12-15 20:07:36 C 00 53 20.806 -07 26 03.57 U J04
2017-12-15 20:12:16 C 00 53 21.958 -07 25 42.33 U J04
2017-12-15 20:16:57 C 00 53 23.118 -07 25 20.98 U J04
2017-12-16 02:18:16 C 00 54 53.61 -06 58 08.9 o 926
2017-12-16 02:21:40 C 00 54 54.43 -06 57 54.2 o 926
2017-12-16 02:25:02 C 00 54 55.24 -06 57 38.4 o 926
2017-12-16 19:25:30 C 00 59 03.71 -05 42 39.7 U 204
2017-12-16 19:41:52 C 00 59 07.56 -05 41 28.5 U 204
2017-12-16 19:58:15 C 00 59 11.42 -05 40 17.7 U 204
2017-12-20 02:40:31 C 01 16 30.44 -00 27 19.9 U G96
2017-12-20 02:48:41 C 01 16 32.04 -00 26 50.2 U G96
2017-12-20 02:56:49 C 01 16 33.65 -00 26 20.6 U G96
2017-12-20 03:04:58 C 01 16 35.27 -00 25 51.0 U G96
2017-12-20 05:52:05 C 01 17 08.23 -00 15 45.7 o 691
2017-12-20 06:09:54 C 01 17 11.76 -00 14 41.3 o 691
2017-12-20 06:27:22 C 01 17 15.20 -00 13 38.1 o 691
2018-01-08 07:50:17 C 02 23 13.146 +17 02 37.91 U F51
2018-01-08 08:08:17 C 02 23 15.108 +17 03 02.81 U F51
2018-01-08 08:26:19 C 02 23 16.997 +17 03 27.54 U F51
2018-01-13 01:50:11 C 02 35 09.90 +19 23 40.3 U G96
2018-01-13 01:58:19 C 02 35 10.72 +19 23 50.1 U G96
2018-01-13 02:06:25 C 02 35 11.52 +19 23 58.8 U G96
2018-01-13 02:14:32 C 02 35 12.26 +19 24 08.1 U G96
2020-04-21 00:26:28 C 17 39 25.35 +15 22 05.9 V A17
2020-04-21 00:48:49 C 17 39 28.94 +15 22 28.7 V A17
2020-04-21 01:09:46 C 17 39 32.27 +15 22 50.5 V A17
2020-04-21 10:52:20 C 17 41 07.38 +15 32 44.3 V G96
2020-04-21 10:59:08 C 17 41 08.46 +15 32 51.2 V G96
2020-04-21 11:05:59 C 17 41 09.55 +15 32 58.2 V G96
2020-04-21 11:12:48 C 17 41 10.65 +15 33 05.1 V G96
2020-04-22 19:27:08 C 17 46 44.64 +16 06 52.1 q D29
2020-04-22 19:47:31 C 17 46 48.19 +16 07 13.7 q D29
2020-04-22 20:07:53 C 17 46 51.74 +16 07 35.8 q D29
2020-04-26 23:57:32 C 18 07 29.32 +18 05 31.5 V A17
2020-04-27 00:14:31 C 18 07 33.32 +18 05 53.4 V A17
2020-04-27 00:25:35 C 18 07 35.88 +18 06 08.5 V A17
2020-04-28 12:52:06 C 18 16 47.21 +18 55 13.0 V T05
2020-04-28 12:54:45 C 18 16 47.92 +18 55 16.1 V T05
2020-04-28 12:58:48 C 18 16 48.91 +18 55 22.1 V T05
2020-04-28 13:07:17 C 18 16 51.14 +18 55 34.3 V T05