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
2021-11-17 12:35:05 s 1 -167137.03 7 +181807.61 3570.0 C57
2021-11-17 14:15:05 S 11 09 28.109 -05 40 16.54 V C57
2021-11-17 14:15:05 s 1 -167964.20 9 +174629.44 720.0 C57
2021-11-17 15:55:05 S 11 09 39.156 -05 42 59.26 V C57
2021-11-17 15:55:05 s 1 -168638.75 4 +167292.30 9900.0 C57
2021-11-17 18:45:05 S 11 09 59.256 -05 47 42.36 V C57
2021-11-17 18:45:05 s 1 -169408.63 4 +154448.91 3850.0 C57
2021-11-17 19:15:05 S 11 10 02.854 -05 48 29.34 V C57
2021-11-17 19:15:05 s 1 -169492.18 1 +152133.50 1710.0 C57
2021-11-17 19:25:05 S 11 10 03.502 -05 48 38.20 V C57
2021-11-17 19:25:05 s 1 -169516.39 1 +151358.41 6820.0 C57
2021-11-18 00:35:05 S 11 10 38.237 -05 57 10.69 V C57
2021-11-18 00:35:05 s 1 -169294.10 9 +126507.21 6430.0 C57
2021-11-18 00:55:05 S 11 10 40.848 -05 57 31.97 V C57
2021-11-18 00:55:05 s 1 -169210.12 4 +124848.68 2960.0 C57
2021-11-18 03:15:05 S 11 10 56.774 -06 01 24.42 V C57
2021-11-18 03:15:05 s 1 -168360.13 8 +113050.11 6310.0 C57
2021-11-18 03:25:05 S 11 10 57.175 -06 01 40.30 V C57
2021-11-18 03:25:05 s 1 -168281.17 9 +112194.70 1870.0 C57
2021-11-18 04:05:05 S 11 11 02.023 -06 02 46.75 V C57
2021-11-18 04:05:05 s 1 -167939.92 7 +108756.19 6210.0 C57
2021-11-18 06:35:05 S 11 11 18.648 -06 06 44.21 V C57
2021-11-18 06:35:05 s 1 -166280.36 6 +95622.026 1160.0 C57
2021-11-18 08:05:05 S 11 11 29.239 -06 09 05.29 V C57
2021-11-18 08:05:05 s 1 -164976.56 1 +87561.125 1540.0 C57
2021-11-18 09:15:05 S 11 11 36.876 -06 11 08.20 V C57
2021-11-18 09:15:05 s 1 -163790.12 7 +81199.279 7280.0 C57
2021-11-18 09:25:05 S 11 11 38.378 -06 11 27.10 V C57
2021-11-18 09:25:05 s 1 -163607.78 9 +80283.927 6100.0 C57
2021-11-18 09:45:05 S 11 11 40.164 -06 11 54.06 V C57
2021-11-18 09:45:05 s 1 -163233.23 0 +78448.376 5990.0 C57
2021-11-18 10:15:05 S 11 11 43.968 -06 12 37.30 V C57
2021-11-18 10:15:05 s 1 -162646.30 0 +75682.994 9960.0 C57
2021-11-18 13:05:05 S 11 12 02.820 -06 17 16.84 V C57
2021-11-18 13:05:05 s 1 -158717.62 7 +59746.210 8280.0 C57
2021-11-18 14:05:05 S 11 12 09.528 -06 18 54.25 V C57
2021-11-18 14:05:05 s 1 -157068.95 8 +54017.619 8010.0 C57
2021-11-18 14:55:05 S 11 12 15.115 -06 20 10.54 V C57
2021-11-18 14:55:05 s 1 -155582.46 9 +49204.748 3720.0 C57
2021-11-18 15:45:05 S 11 12 20.782 -06 21 31.32 V C57
2021-11-18 15:45:05 s 1 -153989.01 2 +44357.938 4000.0 C57
2021-11-18 16:15:05 S 11 12 24.170 -06 22 25.39 V C57
2021-11-18 16:15:05 s 1 -152979.70 8 +41434.261 2640.0 C57
2021-11-18 16:35:05 S 11 12 26.652 -06 22 58.69 V C57
2021-11-18 16:35:05 s 1 -152284.03 0 +39478.895 2140.0 C57
2021-11-18 16:55:05 S 11 12 28.901 -06 23 30.01 V C57
2021-11-18 16:55:05 s 1 -151569.74 3 +37518.685 1290.0 C57
2021-11-18 21:05:05 S 11 12 56.887 -06 30 12.28 V C57
2021-11-18 21:05:05 s 1 -140933.19 2 +12674.541 8680.0 C57
2021-11-18 21:15:05 S 11 12 58.159 -06 30 25.74 V C57