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
2017-01-24 07:32:35 C 02 25 35.45 +33 49 28.5 L T05
2017-01-24 07:36:08 C 02 25 35.58 +33 49 27.7 L T05
2017-01-24 08:06:41 C 02 25 37.05 +33 49 08.1 L T05
2017-01-25 20:27:53 C 02 27 32.96 +33 25 18.0 q 160
2017-01-25 20:30:52 C 02 27 33.11 +33 25 16.1 q 160
2017-01-25 20:33:52 C 02 27 33.26 +33 25 14.4 q 160
2017-01-26 04:01:53 C 02 27 57.49 +33 20 27.7 R G45
2017-01-26 04:08:43 C 02 27 57.85 +33 20 23.0 R G45
2017-01-26 04:23:21 C 02 27 58.64 +33 20 13.5 R G45
2017-01-26 04:29:25 C 02 27 58.96 +33 20 09.6 R G45
2017-01-28 06:41:53 C 02 30 46.29 +32 48 38.1 L T05
2017-01-28 07:01:03 C 02 30 47.39 +32 48 24.1 L T05
2017-01-28 07:18:53 C 02 30 48.26 +32 48 14.5 L T05
2017-01-28 07:38:34 C 02 30 49.46 +32 48 01.4 L T05
2017-01-29 01:39:47 C 02 31 51.33 +32 36 58.7 q W34
2017-01-29 02:01:32 C 02 31 52.57 +32 36 45.5 q W34
2017-01-29 02:13:18 C 02 31 53.39 +32 36 39.3 q 703
2017-01-29 02:19:39 C 02 31 53.71 +32 36 35.1 q 703
2017-01-29 02:20:40 C 02 31 53.63 +32 36 33.3 q W34
2017-01-29 02:26:23 C 02 31 54.10 +32 36 30.9 q 703
2017-01-29 02:32:48 C 02 31 54.44 +32 36 27.1 q 703
2017-02-01 01:13:19 C 02 36 05.52 +31 54 38.1 q H45
2017-02-01 01:15:00 C 02 36 05.59 +31 54 37.7 q H45
2017-02-01 01:15:59 C 02 36 05.64 +31 54 37.1 q H45
2017-02-01 01:17:22 C 02 36 05.71 +31 54 36.3 q H45
2017-02-01 01:18:20 C 02 36 05.79 +31 54 35.4 q H45
2017-02-01 01:19:48 C 02 36 05.87 +31 54 34.5 q H45
2017-02-01 02:08:57 C 02 36 08.88 +31 54 07.2 q 703
2017-02-01 02:17:00 C 02 36 09.37 +31 54 02.7 q 703
2017-02-01 02:24:54 C 02 36 09.84 +31 53 57.6 q 703
2017-02-01 02:32:51 C 02 36 10.31 +31 53 52.9 q 703
2017-02-04 01:15:35 C 02 40 34.48 +31 14 18.1 q H45
2017-02-04 01:17:01 C 02 40 34.57 +31 14 18.0 q H45
2017-02-04 01:18:31 C 02 40 34.68 +31 14 16.3 q H45
2017-02-04 01:20:15 C 02 40 34.78 +31 14 15.9 q H45
2017-02-04 01:21:48 C 02 40 34.79 +31 14 14.5 q H45
2017-02-04 01:23:46 C 02 40 34.92 +31 14 13.8 q H45
2017-02-12 10:45:06 C 02 54 10.12 +29 32 29.1 q D29
2017-02-12 11:09:16 C 02 54 11.87 +29 32 17.8 q D29
2017-03-09 02:49:56 C 03 41 25.08 +25 40 12.2 q G96
2017-03-09 02:56:02 C 03 41 25.63 +25 40 10.0 q G96
2017-03-09 03:02:08 C 03 41 26.13 +25 40 07.8 q G96
2017-03-09 03:08:15 C 03 41 26.66 +25 40 06.0 q G96
2017-03-17 03:10:28 C 03 58 39.34 +24 36 37.7 q G96
2017-03-17 03:16:36 C 03 58 39.94 +24 36 35.7 q G96
2017-03-17 03:22:43 C 03 58 40.50 +24 36 33.7 q G96
2017-03-17 03:28:49 C 03 58 41.06 +24 36 31.8 q G96
2017-09-09 17:39:45 C 13 12 28.93 -22 36 26.3 o K95
2017-09-10 17:31:10 C 13 16 41.49 -22 49 38.8 o K95
2017-09-10 17:42:31 C 13 16 43.54 -22 49 46.8 o K95