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
2021-05-14 10:49:30 C 16 54 28.69 +05 14 21.8 V T08
2021-05-14 11:07:54 C 16 54 27.22 +05 13 38.5 V T08
2021-05-14 11:21:54 C 16 54 26.10 +05 13 05.5 V T08
2021-05-14 21:15:08 C 16 53 43.47 +04 49 39.1 Y 557
2021-05-14 23:20:23 C 16 53 33.86 +04 44 46.0 Y 557
2021-05-15 00:23:36 C 16 53 28.96 +04 42 18.0 Y 557
2021-05-15 01:31:22 C 16 53 23.72 +04 39 39.2 Y 557
2021-05-15 22:51:04 C 16 51 51.18 +03 49 58.9 V 089
2021-05-15 22:54:24 C 16 51 50.93 +03 49 51.5 V 089
2021-05-15 22:57:44 C 16 51 50.66 +03 49 43.7 V 089
2021-05-15 23:01:04 C 16 51 50.42 +03 49 35.9 V 089
2021-05-15 23:04:24 C 16 51 50.16 +03 49 28.4 V 089
2021-05-15 23:07:44 C 16 51 49.90 +03 49 20.6 V 089
2021-05-15 23:11:04 C 16 51 49.63 +03 49 12.8 V 089
2021-05-15 23:14:24 C 16 51 49.39 +03 49 05.1 V 089
2021-05-15 23:17:44 C 16 51 49.11 +03 48 57.4 V 089
2021-05-16 11:56:24 C 16 50 54.17 +03 19 54.8 V T05
2021-05-16 12:10:32 C 16 50 53.06 +03 19 22.3 V T05
2021-05-16 12:15:10 C 16 50 52.69 +03 19 11.5 V T05
2021-05-16 12:29:42 C 16 50 51.55 +03 18 37.9 V T05
2021-05-16 21:05:22 C 16 50 15.46 +02 58 43.0 Y 557
2021-05-16 22:07:20 C 16 50 10.78 +02 56 21.3 Y 557
2021-05-16 23:10:57 C 16 50 05.93 +02 53 56.1 Y 557
2021-05-17 20:45:46 C 16 48 33.63 +02 04 51.1 Y 557
2021-05-17 21:35:28 C 16 48 29.93 +02 02 58.9 Y 557
2021-05-17 22:25:11 C 16 48 26.18 +02 01 06.8 Y 557
2021-05-17 23:14:53 C 16 48 22.43 +01 59 14.7 Y 557
2021-05-18 10:44:16 C 16 47 33.39 +01 33 34.6 V T08
2021-05-18 10:46:55 C 16 47 33.18 +01 33 28.6 V T08
2021-05-18 10:51:34 C 16 47 32.82 +01 33 18.3 V T08
2021-05-18 10:59:32 C 16 47 32.20 +01 33 00.3 V T08
2021-05-18 11:58:28 C 16 47 27.653 +01 30 47.87 U F51
2021-05-18 12:17:50 C 16 47 26.157 +01 30 04.57 U F51
2021-05-18 12:37:12 C 16 47 24.661 +01 29 21.22 U F51
2021-05-18 12:56:40 C 16 47 23.160 +01 28 37.48 U F51
2021-05-19 21:24:19 C 16 45 07.18 +00 16 33.0 Y 557
2021-05-19 21:44:25 C 16 45 05.88 +00 15 48.4 V Z80
2021-05-19 21:49:26 C 16 45 05.50 +00 15 37.7 V Z80
2021-05-19 22:18:44 C 16 45 03.37 +00 14 33.4 V Z80
2021-05-19 22:23:56 C 16 45 02.80 +00 14 22.5 Y 557
2021-05-19 23:23:33 C 16 44 58.38 +00 12 12.1 Y 557
2021-05-20 00:36:06 C 16 44 53.01 +00 09 33.5 Y 557
2021-05-20 01:22:47 C 16 44 49.57 +00 07 51.6 Y 557
2021-05-20 12:02:29 C 16 44 05.171 -00 15 12.21 U F51
2021-05-20 12:18:39 C 16 44 03.940 -00 15 47.49 U F51
2021-05-20 12:33:38 C 16 44 02.82 -00 16 19.8 V T05
2021-05-20 12:34:48 C 16 44 02.729 -00 16 22.42 U F51
2021-05-20 12:50:55 C 16 44 01.516 -00 16 57.41 U F51
2021-05-20 12:52:45 C 16 44 01.38 -00 17 01.3 V T05
2021-05-20 13:01:50 C 16 44 00.70 -00 17 20.9 V T05