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
2015-04-03 23:38:10 C 06 16 17.06 -29 17 25.4 r Y00
2015-05-05 23:16:44 C 07 24 01.12 -37 37 28.9 u 807
2015-05-05 23:17:47 C 07 24 01.26 -37 37 29.6 u 807
2015-05-05 23:19:13 C 07 24 01.43 -37 37 30.6 u 807
2015-05-05 23:20:17 C 07 24 01.57 -37 37 31.2 u 807
2015-05-05 23:21:46 C 07 24 01.74 -37 37 32.4 u 807
2015-05-05 23:22:48 C 07 24 01.88 -37 37 32.9 u 807
2015-06-05 22:21:31 S 09 44 31.637 -44 28 01.88 L C51
2015-06-06 01:30:23 S 09 45 21.026 -44 28 44.54 L C51
2015-06-06 01:30:34 S 09 45 21.050 -44 28 44.80 L C51
2015-06-06 04:39:25 S 09 46 10.55 -44 29 26.4 L C51
2015-06-06 07:48:29 S 09 47 00.18 -44 30 07.5 L C51
2015-06-06 14:06:24 S 09 48 39.71 -44 31 26.2 L C51
2015-06-06 15:41:01 S 09 49 04.75 -44 31 45.5 L C51
2015-06-06 17:15:27 S 09 49 29.69 -44 32 04.2 L C51
2015-06-06 18:49:53 S 09 49 54.67 -44 32 22.7 L C51
2015-06-06 20:24:30 S 09 50 19.74 -44 32 41.1 L C51
2015-06-06 21:58:56 S 09 50 44.791 -44 32 58.99 L C51
2015-06-06 23:33:22 S 09 51 09.85 -44 33 16.6 L C51
2015-06-07 01:07:59 S 09 51 35.00 -44 33 34.2 L C51
2015-06-07 04:17:02 S 09 52 25.27 -44 34 09.1 L C51
2015-06-07 05:51:28 S 09 52 50.50 -44 34 25.5 L C51
2015-06-07 09:00:31 S 09 53 40.99 -44 34 58.3 L C51
2015-06-07 10:34:58 S 09 54 06.24 -44 35 14.1 L C51
2015-06-07 15:18:26 S 09 55 22.18 -44 36 00.3 L C51
2015-06-07 16:52:52 S 09 55 47.520 -44 36 15.55 L C51
2015-06-07 18:27:29 S 09 56 12.97 -44 36 29.9 L C51
2015-06-07 20:01:55 S 09 56 38.38 -44 36 44.2 L C51
2015-06-07 21:36:21 S 09 57 03.828 -44 36 58.00 L C51
2015-06-07 23:10:58 S 09 57 29.311 -44 37 12.18 L C51
2015-06-08 00:45:25 S 09 57 54.79 -44 37 25.7 L C51
2015-06-08 05:28:53 S 09 59 11.45 -44 38 04.6 L C51
2015-06-08 08:37:57 S 10 00 02.68 -44 38 29.4 L C51
2015-06-08 14:55:52 S 10 01 45.391 -44 39 15.19 L C51
2015-06-08 14:56:03 S 10 01 45.420 -44 39 15.62 L C51
2015-06-08 18:04:54 S 10 02 36.907 -44 39 36.61 L C51
2015-06-08 21:13:58 S 10 03 28.514 -44 39 56.92 L C51
2015-06-27 00:54:01 C 12 09 37.34 -42 02 33.8 r Y00
2015-06-27 01:15:55 C 12 09 43.54 -42 02 15.3 r Y00
2015-06-27 01:29:02 C 12 09 47.13 -42 02 04.0 r Y00
2015-07-12 00:17:28 C 13 41 57.69 -35 43 24.8 r Y00
2015-07-12 00:37:10 C 13 42 02.10 -35 43 01.2 r Y00
2015-07-12 00:52:19 C 13 42 05.47 -35 42 42.8 r Y00
2015-07-21 01:16:23 C 14 26 35.61 -31 28 16.3 r Y00
2015-07-21 01:30:44 C 14 26 38.29 -31 27 59.0 r Y00
2015-07-21 01:45:14 C 14 26 40.93 -31 27 42.8 r Y00
2015-08-15 23:49:50 S 15 59 58.147 -21 49 06.31 L C51
2015-08-16 02:58:43 S 16 00 21.20 -21 46 52.8 L C51
2015-08-16 06:07:34 S 16 00 44.194 -21 44 39.80 L C51
2015-08-16 09:16:37 S 16 01 07.25 -21 42 27.5 L C51