85804 (1998 WQ5)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3543687860 ± 6.65e-09
Semi-major axis (a)1.7211631714 AU ± 4.75e-10
Inclination (i)27.66459372° ± 1.24e-06
Long. of Asc. Node (Ω)285.67822994° ± 1.30e-06
Arg. of Perihelion (ω)269.84334313° ± 2.00e-06
Mean Anomaly (M)245.90272876° ± 1.68e-06
Mean Motion (n)0.4364949355°/day ± 1.81e-10
Perihelion dist (q)1.11123667 AU ± 1.14e-08
Aphelion dist (Q)2.33108967 AU ± 1.15e-08
Orbital Period2.25804747 yr ± 9.34e-10
Physical Parameters
H (abs. magnitude)15.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.207″
Uncertainty0
Orbit TypeAmor
MOID0.371125 AU
Observations Used3309
Gaia Obs Used149
Oppositions16
Arc Total1989-2026
First Observation Used1989-11-25
Last Observation Used2026-01-12
Observations (3973)
Date Type RA Dec Mag Band Observatory
2007-12-17 21:12:44 C 02 36 42.02 +48 24 13.0 c A24
2007-12-17 21:13:50 C 02 36 42.04 +48 24 12.7 c A24
2007-12-17 21:29:13 C 02 36 41.42 +48 23 56.1 c A24
2007-12-17 21:45:44 C 02 36 40.72 +48 23 38.7 c A24
2007-12-17 22:01:07 C 02 36 40.12 +48 23 22.4 c A24
2007-12-17 22:02:13 C 02 36 40.04 +48 23 20.8 c A24
2007-12-27 20:40:20 C 02 30 49.09 +44 09 39.6 c A24
2007-12-27 20:55:25 C 02 30 48.95 +44 09 23.8 c A24
2007-12-27 21:11:55 C 02 30 48.69 +44 09 05.8 c A24
2007-12-27 21:26:59 C 02 30 48.49 +44 08 49.3 c A24
2007-12-27 21:28:25 C 02 30 48.47 +44 08 48.2 c A24
2007-12-28 19:26:19 C 02 30 36.29 +43 45 33.4 c A24
2007-12-28 19:27:46 C 02 30 36.20 +43 45 32.4 c A24
2007-12-28 20:13:47 C 02 30 35.75 +43 44 44.0 c A24
2007-12-28 20:15:13 C 02 30 35.74 +43 44 42.4 c A24
2008-01-01 18:53:56 C 02 30 17.52 +42 05 45.5 c A24
2008-01-01 18:55:22 C 02 30 17.57 +42 05 44.4 c A24
2008-01-05 18:03:56 C 02 30 53.24 +40 29 00.9 r 084
2008-01-05 18:08:12 C 02 30 53.26 +40 28 57.0 r 084
2008-01-20 02:24:07 C 02 39 31.77 +35 13 21.5 r H45
2008-01-20 02:26:14 C 02 39 31.86 +35 13 19.5 r H45
2008-01-20 02:27:58 C 02 39 31.92 +35 13 18.6 r H45
2008-01-20 02:29:33 C 02 39 31.95 +35 13 16.5 r H45
2008-01-27 02:00:21 C 02 46 44.44 +33 02 04.4 r H45
2008-01-31 01:35:49 C 02 51 34.14 +31 53 43.1 r H53
2008-01-31 01:38:53 C 02 51 34.30 +31 53 41.6 r H53
2008-01-31 01:41:05 C 02 51 34.38 +31 53 41.2 r H53
2008-01-31 01:42:59 C 02 51 34.45 +31 53 38.4 r H53
2008-01-31 01:44:48 C 02 51 34.62 +31 53 37.9 r H53
2008-01-31 01:46:37 C 02 51 34.67 +31 53 35.2 r H53
2008-02-07 02:20:53 C 03 01 12.37 +30 03 58.6 18.4 c 704
2008-02-07 02:38:17 C 03 01 13.42 +30 03 47.4 18.1 c 704
2008-02-07 02:55:43 C 03 01 14.45 +30 03 36.8 18.1 c 704
2008-02-07 03:13:11 C 03 01 15.45 +30 03 26.1 18.3 c 704
2008-02-07 03:30:38 C 03 01 16.52 +30 03 15.3 18.3 c 704
2008-02-07 03:55:52 C 03 01 18.01 +30 02 59.5 r 703
2008-02-07 04:07:09 C 03 01 18.69 +30 02 52.5 r 703
2008-02-07 04:18:32 C 03 01 19.41 +30 02 45.7 r 703
2008-02-07 04:29:49 C 03 01 20.06 +30 02 38.5 r 703
2008-02-18 04:08:46 C 03 18 51.73 +27 35 39.7 r 703
2008-02-18 04:14:53 C 03 18 52.27 +27 35 36.9 r 703
2008-02-18 04:21:01 C 03 18 52.66 +27 35 33.7 r 703
2008-02-18 04:27:09 C 03 18 53.17 +27 35 31.4 r 703
2008-02-28 02:31:10 C 03 36 49.27 +25 42 30.5 19.4 c 704
2008-02-28 02:47:33 C 03 36 50.49 +25 42 24.5 18.7 c 704
2008-02-28 03:04:10 C 03 36 51.80 +25 42 17.1 19.0 c 704
2008-02-28 03:20:34 C 03 36 53.00 +25 42 09.1 19.7 c 704
2008-02-28 03:37:00 C 03 36 54.37 +25 42 02.1 19.5 c 704
2009-11-08 05:13:26 C 23 48 52.27 +46 42 24.6 19.2 c 704
2009-11-08 05:34:00 C 23 48 51.64 +46 42 09.4 19.5 c 704