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
2021-11-12 14:55:05 s 1 +41012.100 0 +374378.45 1690.0 C57
2021-11-12 16:55:05 S 10 56 07.668 -02 33 16.20 V C57
2021-11-12 16:55:05 s 1 +36813.788 0 +375516.99 6250.0 C57
2021-11-12 17:35:05 S 10 56 12.221 -02 34 11.24 V C57
2021-11-12 17:35:05 s 1 +35411.099 0 +375864.52 9570.0 C57
2021-11-12 18:15:05 S 10 56 17.227 -02 35 18.10 V C57
2021-11-12 18:15:05 s 1 +34006.888 0 +376196.08 9170.0 C57
2021-11-12 18:45:05 S 10 56 20.388 -02 36 04.36 V C57
2021-11-12 18:45:05 s 1 +32952.769 0 +376434.27 4080.0 C57
2021-11-12 19:25:05 S 10 56 24.850 -02 37 04.08 V C57
2021-11-12 19:25:05 s 1 +31546.045 0 +376737.89 7750.0 C57
2021-11-12 21:45:05 S 10 56 40.522 -02 40 42.02 V C57
2021-11-12 21:45:05 s 1 +26612.273 0 +377675.00 7920.0 C57
2021-11-12 22:05:05 S 10 56 43.286 -02 41 22.74 V C57
2021-11-12 22:05:05 s 1 +25906.251 0 +377792.94 4020.0 C57
2021-11-12 22:15:05 S 10 56 44.515 -02 41 38.80 V C57
2021-11-12 22:15:05 s 1 +25553.136 0 +377850.42 1860.0 C57
2021-11-12 22:55:05 S 10 56 48.967 -02 42 36.65 V C57
2021-11-12 22:55:05 s 1 +24140.002 0 +378070.37 1980.0 C57
2021-11-13 00:35:05 S 10 57 00.185 -02 45 13.90 V C57
2021-11-13 00:35:05 s 1 +20602.793 0 +378550.64 9610.0 C57
2021-11-13 00:45:05 S 10 57 01.462 -02 45 28.69 V C57
2021-11-13 00:45:05 s 1 +20248.755 0 +378593.20 5870.0 C57
2021-11-13 01:25:05 S 10 57 05.642 -02 46 29.21 V C57
2021-11-13 01:25:05 s 1 +18832.070 0 +378753.49 180.0 C57
2021-11-13 03:25:05 S 10 57 19.841 -02 49 38.46 V C57
2021-11-13 03:25:05 s 1 +14577.436 0 +379138.95 2040.0 C57
2021-11-13 03:35:05 S 10 57 20.882 -02 49 55.70 V C57
2021-11-13 03:35:05 s 1 +14222.607 0 +379164.61 6610.0 C57
2021-11-13 03:45:05 S 10 57 21.912 -02 50 07.91 V C57
2021-11-13 03:45:05 s 1 +13867.741 0 +379189.28 1190.0 C57
2021-11-13 04:55:05 S 10 57 29.623 -02 51 54.76 V C57
2021-11-13 04:55:05 s 1 +11382.691 0 +379334.15 3450.0 C57
2021-11-13 05:15:05 S 10 57 32.686 -02 52 34.14 V C57
2021-11-13 05:15:05 s 1 +10672.388 0 +379366.60 2620.0 C57
2021-11-13 06:05:05 S 10 57 37.903 -02 53 51.97 V C57
2021-11-13 09:05:05 S 10 57 58.685 -02 58 39.54 V C57
2021-11-13 09:35:05 S 10 58 02.006 -02 59 20.94 V C57
2021-11-13 09:55:05 S 10 58 04.162 -02 59 56.69 V C57
2021-11-13 10:55:05 S 10 58 11.369 -03 01 25.86 V C57
2021-11-13 11:45:05 S 10 58 16.630 -03 02 47.36 V C57
2021-11-13 11:55:05 S 10 58 17.609 -03 03 08.57 V C57
2021-11-13 13:15:05 S 10 58 26.765 -03 05 12.66 V C57
2021-11-13 13:25:05 S 10 58 28.339 -03 05 19.79 V C57
2021-11-13 13:35:05 S 10 58 29.462 -03 05 43.98 V C57
2021-11-13 15:05:05 S 10 58 39.350 -03 08 08.27 V C57
2021-11-13 15:05:05 s 1 -10301.115 0 +378534.58 7340.0 C57
2021-11-13 17:35:05 S 10 58 56.525 -03 11 58.99 V C57
2021-11-13 17:35:05 s 1 -15626.207 0 +377770.05 8140.0 C57
2021-11-13 18:55:05 S 10 59 05.945 -03 14 00.42 V C57