518771 (2009 WL1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3346816409 ± 5.05e-08
Semi-major axis (a)1.7863789503 AU ± 3.18e-09
Inclination (i)29.01946320° ± 6.23e-06
Long. of Asc. Node (Ω)64.98337555° ± 4.54e-06
Arg. of Perihelion (ω)323.06174134° ± 1.22e-05
Mean Anomaly (M)273.26831701° ± 1.31e-05
Mean Motion (n)0.4128115951°/day ± 1.10e-09
Perihelion dist (q)1.18851071 AU ± 9.02e-08
Aphelion dist (Q)2.38424719 AU ± 9.03e-08
Orbital Period2.38759351 yr ± 6.38e-09
Physical Parameters
H (abs. magnitude)18.52
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.248″
Uncertainty0
Orbit TypeAmor
MOID0.249138 AU
Observations Used258
Oppositions9
Arc Total2009-2025
First Observation Used2009-11-17
Last Observation Used2025-06-18
Observations (275)
Date Type RA Dec Mag Band Observatory
2021-11-18 19:37:36 C 09 07 01.64 +37 23 49.1 V D29
2021-11-22 12:29:01 C 09 15 22.982 +39 55 05.65 U F52
2021-11-22 12:40:57 C 09 15 24.044 +39 55 26.27 U F52
2021-11-22 13:04:53 C 09 15 26.147 +39 56 07.97 U F52
2021-12-02 14:05:53 C 09 36 00.20 +46 54 09.1 V T08
2021-12-02 14:08:32 C 09 36 00.33 +46 54 15.9 V T08
2021-12-02 14:13:19 C 09 36 00.63 +46 54 22.5 V T08
2021-12-02 14:31:55 C 09 36 02.04 +46 54 55.0 V T08
2021-12-03 08:50:45 C 09 37 27.04 +47 26 42.8 V 703
2021-12-03 09:14:13 C 09 37 28.55 +47 27 21.7 V 703
2021-12-06 07:54:34 C 09 42 37.86 +49 29 55.0 V 703
2021-12-06 08:10:16 C 09 42 39.06 +49 30 21.5 V 703
2021-12-06 08:18:07 C 09 42 39.70 +49 30 34.9 V 703
2021-12-12 07:46:55 C 09 51 38.89 +53 35 16.0 V 703
2021-12-12 07:54:53 C 09 51 39.35 +53 35 28.8 V 703
2021-12-12 08:10:51 C 09 51 40.22 +53 35 56.4 V 703
2021-12-13 11:06:27 C 09 53 05.48 +54 20 57.3 V G96
2021-12-13 11:14:37 C 09 53 05.85 +54 21 10.0 V G96
2021-12-13 11:51:14 C 09 53 07.47 +54 22 12.0 V G96
2021-12-13 11:59:23 C 09 53 07.88 +54 22 25.4 V G96
2021-12-16 10:43:45 C 09 56 27.48 +56 18 34.6 V 703
2021-12-16 10:53:03 C 09 56 27.86 +56 18 49.2 V 703
2021-12-16 11:02:06 C 09 56 28.06 +56 19 04.3 V 703
2021-12-16 11:11:02 C 09 56 28.47 +56 19 18.6 V 703
2022-01-03 07:28:28 C 09 58 12.37 +66 28 34.1 V 703
2022-01-03 07:36:18 C 09 58 12.07 +66 28 44.0 V 703
2022-01-03 07:44:08 C 09 58 11.77 +66 28 52.5 V 703
2022-01-03 07:51:57 C 09 58 11.16 +66 29 00.8 V 703
2022-01-07 07:35:46 C 09 52 56.49 +68 13 56.1 V 703
2022-01-07 07:43:36 C 09 52 55.89 +68 14 04.4 V 703
2022-01-07 07:51:26 C 09 52 55.34 +68 14 12.7 V 703
2022-01-07 07:59:17 C 09 52 54.65 +68 14 21.2 V 703
2022-01-12 08:18:16 C 09 42 59.338 +70 04 43.60 U F52
2022-01-12 08:31:13 C 09 42 58.018 +70 04 54.66 U F52
2022-01-12 08:44:08 C 09 42 56.707 +70 05 05.87 U F52
2022-01-12 08:57:08 C 09 42 55.372 +70 05 16.57 U F52
2022-01-14 08:55:56 C 09 37 57.839 +70 42 08.71 U F52
2022-01-14 09:21:42 C 09 37 54.872 +70 42 28.28 U F52
2022-01-14 09:34:41 C 09 37 53.375 +70 42 37.54 U F52
2022-01-17 10:01:51 C 09 29 26.383 +71 30 07.20 U F52
2022-01-17 10:12:46 C 09 29 24.930 +71 30 13.95 U F52
2022-01-17 10:23:48 C 09 29 23.428 +71 30 20.69 U F52
2022-01-17 10:34:47 C 09 29 22.031 +71 30 27.44 U F52
2022-01-19 09:38:36 C 09 23 21.539 +71 55 54.03 U F52
2022-01-19 09:51:25 C 09 23 19.724 +71 56 00.76 U F52
2022-01-19 10:04:12 C 09 23 17.973 +71 56 07.06 U F52
2022-01-19 10:17:58 C 09 23 16.043 +71 56 14.17 U F52
2022-01-23 08:29:17 C 09 10 20.647 +72 34 17.52 U F52
2022-01-23 08:43:01 C 09 10 18.635 +72 34 22.48 U F52
2022-01-23 08:56:51 C 09 10 16.545 +72 34 26.91 U F52