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
2021-11-16 10:55:05 s 1 -140066.42 9 +273710.44 9110.0 C57
2021-11-16 11:05:05 S 11 06 24.290 -04 56 30.59 V C57
2021-11-16 11:05:05 s 1 -140307.99 8 +273218.92 4910.0 C57
2021-11-16 12:15:05 S 11 06 31.706 -04 58 27.52 V C57
2021-11-16 12:15:05 s 1 -141980.26 2 +269742.03 9620.0 C57
2021-11-16 13:55:05 S 11 06 43.522 -05 01 03.68 V C57
2021-11-16 13:55:05 s 1 -144310.78 3 +264664.28 2500.0 C57
2021-11-16 14:25:03 C 11 06 32.48 -05 00 40.1 V T05
2021-11-16 14:30:19 C 11 06 33.08 -05 00 48.9 V T05
2021-11-16 14:40:14 C 11 06 34.25 -05 01 04.5 V T05
2021-11-16 15:04:01 C 11 06 37.00 -05 01 43.0 V T05
2021-11-16 15:15:05 S 11 06 52.435 -05 03 10.80 V C57
2021-11-16 15:15:05 s 1 -146123.72 6 +260507.33 4680.0 C57
2021-11-16 16:15:05 S 11 06 58.898 -05 04 51.71 V C57
2021-11-16 16:15:05 s 1 -147452.25 1 +257333.82 480.0 C57
2021-11-16 19:05:05 S 11 07 18.324 -05 09 25.74 V C57
2021-11-16 19:05:05 s 1 -151063.88 5 +248079.11 9540.0 C57
2021-11-16 22:45:05 S 11 07 42.989 -05 15 19.19 V C57
2021-11-16 22:45:05 s 1 -155377.72 3 +235514.20 4940.0 C57
2021-11-16 23:15:05 S 11 07 47.026 -05 16 05.81 V C57
2021-11-16 23:15:05 s 1 -155932.27 9 +233748.45 7720.0 C57
2021-11-16 23:35:05 S 11 07 49.109 -05 16 41.23 V C57
2021-11-16 23:35:05 s 1 -156297.28 7 +232564.23 4160.0 C57
2021-11-17 00:15:05 S 11 07 53.899 -05 17 45.64 V C57
2021-11-17 00:15:05 s 1 -157015.86 1 +230178.77 1390.0 C57
2021-11-17 02:15:05 S 11 08 07.106 -05 21 01.40 V C57
2021-11-17 02:15:05 s 1 -159077.22 5 +222885.20 7100.0 C57
2021-11-17 03:15:05 S 11 08 13.685 -05 22 37.02 V C57
2021-11-17 03:15:05 s 1 -160052.81 0 +219160.50 760.0 C57
2021-11-17 03:35:05 S 11 08 16.159 -05 23 05.60 V C57
2021-11-17 03:35:05 s 1 -160369.55 9 +217907.29 5100.0 C57
2021-11-17 04:25:05 S 11 08 22.147 -05 24 25.52 V C57
2021-11-17 04:25:05 s 1 -161142.53 9 +214748.63 940.0 C57
2021-11-17 04:35:05 S 11 08 22.622 -05 24 46.44 V C57
2021-11-17 04:35:05 s 1 -161293.85 0 +214112.49 5090.0 C57
2021-11-17 05:45:05 S 11 08 30.739 -05 26 41.68 V C57
2021-11-17 05:45:05 s 1 -162321.67 4 +209618.13 9790.0 C57
2021-11-17 06:55:05 S 11 08 38.222 -05 28 32.56 V C57
2021-11-17 06:55:05 s 1 -163293.15 0 +205050.86 1410.0 C57
2021-11-17 09:05:05 S 11 08 53.273 -05 32 01.07 V C57
2021-11-17 09:05:05 s 1 -164940.43 8 +196373.04 170.0 C57
2021-11-17 11:05:05 S 11 09 06.698 -05 35 12.08 V C57
2021-11-17 11:05:05 s 1 -166269.16 6 +188133.64 5650.0 C57
2021-11-17 11:15:05 S 11 09 07.757 -05 35 34.73 V C57
2021-11-17 11:15:05 s 1 -166371.17 5 +187436.99 5130.0 C57
2021-11-17 11:52:56 C 11 09 03.30 -05 35 12.8 V 703
2021-11-17 12:00:15 C 11 09 04.14 -05 35 24.3 V 703
2021-11-17 12:07:35 C 11 09 05.04 -05 35 35.9 V 703
2021-11-17 12:14:55 C 11 09 05.86 -05 35 47.9 V 703
2021-11-17 12:35:05 S 11 09 16.764 -05 37 42.28 V C57