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
2021-11-13 18:55:05 s 1 -18462.692 0 +377270.30 5830.0 C57
2021-11-13 20:05:05 S 10 59 13.822 -03 15 48.96 V C57
2021-11-13 20:05:05 s 1 -20942.081 0 +376780.43 4880.0 C57
2021-11-13 21:05:05 S 10 59 20.957 -03 17 29.51 V C57
2021-11-13 21:05:05 s 1 -23065.124 0 +376321.42 840.0 C57
2021-11-13 21:25:05 S 10 59 23.114 -03 18 03.92 V C57
2021-11-13 21:25:05 s 1 -23772.326 0 +376160.38 3300.0 C57
2021-11-13 22:55:05 S 10 59 33.444 -03 20 17.41 V C57
2021-11-13 22:55:05 s 1 -26951.495 0 +375385.94 620.0 C57
2021-11-14 00:05:05 S 10 59 41.482 -03 22 07.90 V C57
2021-11-14 00:05:05 s 1 -29420.188 0 +374727.21 7160.0 C57
2021-11-14 02:25:05 S 10 59 57.497 -03 25 50.81 V C57
2021-11-14 02:25:05 s 1 -34345.634 0 +373261.33 5600.0 C57
2021-11-14 02:35:05 S 10 59 58.464 -03 26 07.91 V C57
2021-11-14 02:35:05 s 1 -34696.787 0 +373149.03 8400.0 C57
2021-11-14 06:55:05 S 11 00 28.159 -03 33 00.04 V C57
2021-11-14 06:55:05 s 1 -43790.820 0 +369872.84 8280.0 C57
2021-11-14 07:45:05 S 11 00 33.242 -03 34 18.41 V C57
2021-11-14 07:45:05 s 1 -45530.880 0 +369163.79 3360.0 C57
2021-11-14 08:15:05 S 11 00 36.907 -03 35 03.16 V C57
2021-11-14 08:15:05 s 1 -46573.411 0 +368726.08 7100.0 C57
2021-11-14 09:15:05 S 11 00 44.177 -03 36 47.05 V C57
2021-11-14 09:15:05 s 1 -48654.956 0 +367822.98 7560.0 C57
2021-11-14 15:15:05 S 11 01 25.387 -03 46 12.29 V C57
2021-11-14 15:15:05 s 1 -61033.354 0 +361624.49 6580.0 C57
2021-11-14 15:25:05 S 11 01 26.054 -03 46 31.66 V C57
2021-11-14 15:25:05 s 1 -61374.189 0 +361433.11 9810.0 C57
2021-11-14 15:35:05 S 11 01 27.432 -03 46 52.72 V C57
2021-11-14 15:35:05 s 1 -61714.848 0 +361240.68 2230.0 C57
2021-11-14 18:25:05 S 11 01 46.886 -03 51 17.06 V C57
2021-11-14 18:25:05 s 1 -67477.804 0 +357809.20 4870.0 C57
2021-11-14 19:25:05 S 11 01 53.402 -03 52 51.64 V C57
2021-11-14 19:25:05 s 1 -69498.396 0 +356525.54 3540.0 C57
2021-11-14 20:35:05 S 11 02 01.241 -03 54 39.60 V C57
2021-11-14 20:35:05 s 1 -71846.369 0 +354979.84 4940.0 C57
2021-11-14 20:45:05 S 11 02 02.928 -03 55 00.55 V C57
2021-11-14 20:45:05 s 1 -72180.946 0 +354754.79 9930.0 C57
2021-11-14 23:05:05 S 11 02 18.461 -03 58 47.17 V C57
2021-11-14 23:05:05 s 1 -76841.780 0 +351492.32 6560.0 C57
2021-11-15 00:55:05 S 11 02 31.169 -04 01 32.92 V C57
2021-11-15 00:55:05 s 1 -80471.897 0 +348781.91 9270.0 C57
2021-11-15 01:55:05 S 11 02 38.090 -04 03 14.26 V C57
2021-11-15 01:55:05 s 1 -82439.409 0 +347248.63 3000.0 C57
2021-11-15 03:35:05 S 11 02 49.814 -04 05 51.79 V C57
2021-11-15 03:35:05 s 1 -85697.926 0 +344606.59 9100.0 C57
2021-11-15 05:25:05 S 11 03 01.942 -04 08 49.27 V C57
2021-11-15 05:25:05 s 1 -89251.001 0 +341574.62 6070.0 C57
2021-11-15 06:15:05 S 11 03 07.596 -04 10 12.32 V C57
2021-11-15 06:15:05 s 1 -90854.701 0 +340152.66 8480.0 C57
2021-11-15 07:05:05 S 11 03 13.284 -04 11 32.42 V C57