2005 WF4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2334921328 ± 7.68e-07
Semi-major axis (a)1.5108129643 AU ± 5.05e-09
Inclination (i)15.97298078° ± 8.11e-05
Long. of Asc. Node (Ω)58.33198374° ± 3.14e-05
Arg. of Perihelion (ω)21.75621639° ± 3.73e-04
Mean Anomaly (M)261.79253648° ± 2.27e-04
Mean Motion (n)0.5307576003°/day ± 2.66e-09
Perihelion dist (q)1.15805002 AU ± 1.16e-06
Aphelion dist (Q)1.86357591 AU ± 1.16e-06
Orbital Period1.85701775 yr ± 9.31e-09
Physical Parameters
H (abs. magnitude)23.00
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.560″
Uncertainty0
Orbit TypeAmor
MOID0.181104 AU
Observations Used32
Oppositions6
Arc Total2005-2018
First Observation Used2005-11-25
Last Observation Used2018-12-26
Observations (32)
Date Type RA Dec Mag Band Observatory
2005-11-25 06:37:22 C 02 09 06.33 +12 32 50.1 r G96
2005-11-25 06:47:17 C 02 09 05.32 +12 33 20.3 r G96
2005-11-25 06:57:33 C 02 09 04.24 +12 33 51.7 r G96
2005-11-25 07:07:33 C 02 09 03.27 +12 34 22.5 r G96
2005-11-25 08:07:36 C 02 08 57.36 +12 37 24.8 r G96
2005-11-25 08:09:53 C 02 08 57.20 +12 37 32.0 r G96
2005-11-25 08:14:23 C 02 08 56.74 +12 37 45.9 r G96
2005-11-26 04:17:41 C 02 07 12.43 +13 39 03.9 r G96
2005-11-26 04:20:27 C 02 07 12.16 +13 39 12.3 r G96
2005-11-26 21:01:22 C 02 05 45.14 +14 29 49.9 r J95
2005-11-26 21:20:30 C 02 05 43.38 +14 30 48.2 r J95
2005-11-26 21:39:23 C 02 05 41.50 +14 31 44.9 r J95
2005-12-02 03:16:10 C 01 55 51.36 +20 45 57.2 r 715
2005-12-02 03:33:55 C 01 55 50.00 +20 46 48.0 r 715
2005-12-02 03:52:12 C 01 55 48.57 +20 47 38.0 r 715
2005-12-02 04:35:31 C 01 55 45.19 +20 49 46.2 r G96
2005-12-02 04:43:53 C 01 55 44.47 +20 50 10.5 r G96
2005-12-02 05:00:49 C 01 55 43.14 +20 50 59.2 r G96
2005-12-08 03:16:25 C 01 47 21.77 +27 21 52.4 d 291
2005-12-08 03:26:15 C 01 47 21.11 +27 22 17.8 d 291
2018-11-05 12:33:54 C 03 08 57.350 -07 02 42.16 V F52
2018-11-05 12:51:32 C 03 08 55.747 -07 02 06.81 V F52
2018-11-05 13:08:54 C 03 08 54.158 -07 01 31.22 V F52
2018-11-12 07:03:50 C 02 54 20.98 -00 45 10.0 V G96
2018-11-12 07:11:20 C 02 54 20.15 -00 44 49.8 V G96
2018-11-12 07:18:51 C 02 54 19.27 -00 44 29.3 V G96
2018-11-29 03:04:46 C 02 14 49.61 +19 32 58.1 V G96
2018-11-29 03:20:47 C 02 14 48.00 +19 33 49.5 V G96
2018-11-29 03:28:47 C 02 14 47.29 +19 34 15.0 V G96
2018-12-26 00:59:00 C 01 50 25.30 +44 59 24.8 u H21
2018-12-26 01:20:39 C 01 50 25.55 +45 00 00.0 u H21
2018-12-26 01:47:35 C 01 50 25.83 +45 00 43.2 u H21