438902 (2009 WF104)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6559375610 ± 4.02e-09
Semi-major axis (a)3.0832681608 AU ± 1.15e-08
Inclination (i)16.97015887° ± 1.55e-06
Long. of Asc. Node (Ω)81.62914600° ± 3.51e-06
Arg. of Perihelion (ω)94.39943826° ± 5.26e-06
Mean Anomaly (M)312.39262011° ± 1.74e-06
Mean Motion (n)0.1820519474°/day ± 1.02e-09
Perihelion dist (q)1.06083676 AU ± 1.30e-08
Aphelion dist (Q)5.10569956 AU ± 2.28e-08
Orbital Period5.41398374 yr ± 3.04e-08
Physical Parameters
H (abs. magnitude)17.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.214″
Uncertainty0
Orbit TypeAmor
MOID0.278830 AU
Observations Used877
Oppositions14
Arc Total2009-2026
First Observation Used2009-11-23
Last Observation Used2026-01-10
Observations (938)
Date Type RA Dec Mag Band Observatory
2021-01-05 06:24:43 C 08 31 22.78 +45 27 52.5 V 703
2021-01-05 06:32:31 C 08 31 23.26 +45 28 11.5 V 703
2021-01-05 06:40:18 C 08 31 23.71 +45 28 28.1 V 703
2021-01-05 06:48:06 C 08 31 24.15 +45 28 45.7 V 703
2021-01-05 06:52:49 C 08 31 24.54 +45 28 55.1 U I41
2021-01-05 07:53:47 C 08 31 28.00 +45 31 12.9 U I41
2021-01-05 10:21:00 C 08 31 36.28 +45 36 42.7 U I41
2021-01-05 11:08:51 C 08 31 38.99 +45 38 29.0 U I41
2021-01-06 02:59:14 C 08 32 41.89 +46 14 10.3 V W34
2021-01-06 03:12:41 C 08 32 42.72 +46 14 41.6 V W34
2021-01-06 03:25:51 C 08 32 43.49 +46 15 12.1 V W34
2021-01-06 07:13:16 C 08 32 57.83 +46 23 54.2 U I41
2021-01-06 07:14:38 C 08 32 57.91 +46 23 57.3 U I41
2021-01-06 07:22:58 C 08 32 58.40 +46 24 16.6 U I41
2021-01-06 08:39:16 C 08 33 02.84 +46 27 12.3 U I41
2021-01-06 09:55:05 C 08 33 07.24 +46 30 05.7 U I41
2021-01-06 12:17:47 C 08 33 16.65 +46 35 37.1 V T05
2021-01-06 12:22:24 C 08 33 16.91 +46 35 47.7 V T05
2021-01-06 12:30:20 C 08 33 17.38 +46 36 05.7 V T05
2021-01-06 12:45:31 C 08 33 18.25 +46 36 40.5 V T05
2021-01-07 06:11:46 C 08 34 29.35 +47 16 52.3 U I41
2021-01-07 06:46:35 C 08 34 31.50 +47 18 14.7 U I41
2021-01-07 07:20:08 C 08 34 33.55 +47 19 34.0 U I41
2021-01-07 08:43:22 C 08 34 38.57 +47 22 49.7 U I41
2021-01-07 09:29:01 C 08 34 41.31 +47 24 36.5 U I41
2021-01-08 06:07:46 C 08 36 07.71 +48 13 12.9 V 703
2021-01-08 06:39:00 C 08 36 09.61 +48 14 28.4 V 703
2021-01-08 06:46:46 C 08 36 10.11 +48 14 47.4 V 703
2021-01-08 06:54:33 C 08 36 10.65 +48 15 05.8 V 703
2021-01-08 09:42:09 C 08 36 22.57 +48 21 49.1 V T08
2021-01-08 09:49:08 C 08 36 22.99 +48 22 06.0 V T08
2021-01-08 09:56:26 C 08 36 23.46 +48 22 23.6 V T08
2021-01-08 10:27:24 C 08 36 25.38 +48 23 38.4 V T08
2021-01-08 11:24:25 C 08 36 28.935 +48 25 54.78 U F52
2021-01-08 11:42:01 C 08 36 30.020 +48 26 36.82 U F52
2021-01-08 11:59:42 C 08 36 31.109 +48 27 19.09 U F52
2021-01-09 07:09:45 C 08 37 54.54 +49 13 20.5 U I41
2021-01-09 07:58:42 C 08 37 57.76 +49 15 20.5 U I41
2021-01-09 08:13:11 C 08 37 58.69 +49 15 55.7 U I41
2021-01-09 09:56:24 C 08 38 05.41 +49 20 06.5 U I41
2021-01-10 05:43:08 C 08 39 35.69 +50 08 25.9 U I41
2021-01-10 07:13:49 C 08 39 42.01 +50 12 13.1 U I41
2021-01-10 07:22:42 C 08 39 42.62 +50 12 35.3 U I41
2021-01-10 10:19:09 C 08 39 54.65 +50 19 51.9 U I41
2021-01-10 10:45:12 C 08 39 56.44 +50 20 55.7 U I41
2021-01-11 04:54:58 C 08 41 23.91 +51 06 02.0 U I41
2021-01-11 07:09:32 C 08 41 33.82 +51 11 45.3 U I41
2021-01-11 07:10:12 C 08 41 33.85 +51 11 46.9 U I41
2021-01-11 08:08:51 C 08 41 38.06 +51 14 15.5 U I41
2021-01-11 08:19:40 C 08 41 38.84 +51 14 42.8 U I41