185702 (1998 HK3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3002429039 ± 1.05e-07
Semi-major axis (a)1.8281033897 AU ± 8.14e-09
Inclination (i)24.69535276° ± 1.43e-05
Long. of Asc. Node (Ω)27.07958027° ± 1.28e-05
Arg. of Perihelion (ω)267.63340906° ± 2.62e-05
Mean Anomaly (M)356.05859320° ± 2.36e-05
Mean Motion (n)0.3987595941°/day ± 2.66e-09
Perihelion dist (q)1.27922832 AU ± 1.92e-07
Aphelion dist (Q)2.37697846 AU ± 1.93e-07
Orbital Period2.47173058 yr ± 1.65e-08
Physical Parameters
H (abs. magnitude)18.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.974″
Uncertainty0
Orbit TypeAmor
MOID0.488196 AU
Observations Used875
Oppositions16
Arc Total1998-2025
First Observation Used1998-04-20
Last Observation Used2025-03-19
Observations (1387)
Date Type RA Dec Mag Band Observatory
2018-09-12 11:14:41 s 1 -50254.589 0 +371443.39 2130.0 C57
2018-09-12 11:44:41 S 01 04 57.034 -45 20 03.12 V C57
2018-09-12 11:44:41 s 1 -51382.258 0 +371552.12 6840.0 C57
2018-09-12 12:14:41 S 01 04 53.515 -45 19 34.64 V C57
2018-09-12 12:14:41 s 1 -52508.636 0 +371651.80 4540.0 C57
2018-09-12 12:44:41 S 01 04 49.114 -45 18 57.35 V C57
2018-09-12 12:44:41 s 1 -53633.699 0 +371742.46 5400.0 C57
2018-09-12 14:14:41 S 01 04 35.777 -45 17 08.66 V C57
2018-09-12 14:14:41 s 1 -57000.744 0 +371960.40 8580.0 C57
2018-09-12 14:44:41 S 01 04 31.512 -45 16 35.98 V C57
2018-09-12 14:44:41 s 1 -58120.296 0 +372015.08 3720.0 C57
2018-09-12 15:44:41 S 01 04 22.874 -45 15 24.01 V C57
2018-09-12 15:44:41 s 1 -60355.057 0 +372097.56 6110.0 C57
2018-09-12 16:14:41 S 01 04 17.892 -45 14 48.08 V C57
2018-09-12 16:14:41 s 1 -61470.217 0 +372125.37 3680.0 C57
2018-09-12 16:44:41 S 01 04 13.711 -45 14 15.29 V C57
2018-09-12 16:44:41 s 1 -62583.865 0 +372144.26 5720.0 C57
2018-09-12 17:44:41 S 01 04 04.822 -45 13 01.74 V C57
2018-09-12 17:44:41 s 1 -64806.526 0 +372155.30 3840.0 C57
2018-09-12 18:14:41 S 01 04 00.638 -45 12 23.98 V C57
2018-09-12 18:14:41 s 1 -65915.490 0 +372147.47 240.0 C57
2018-09-12 18:44:41 S 01 03 56.424 -45 11 52.15 V C57
2018-09-12 18:44:41 s 1 -67022.844 0 +372130.76 1760.0 C57
2018-09-12 19:14:41 S 01 03 52.198 -45 11 16.19 V C57
2018-09-12 19:14:41 s 1 -68128.564 0 +372105.17 8550.0 C57
2018-09-12 19:44:41 S 01 03 47.549 -45 10 35.72 V C57
2018-09-12 19:44:41 s 1 -69232.626 0 +372070.72 760.0 C57
2018-09-12 20:14:41 S 01 03 42.991 -45 10 00.70 V C57
2018-09-12 20:14:41 s 1 -70335.006 0 +372027.42 8560.0 C57
2018-09-12 21:14:41 S 01 03 34.958 -45 08 56.11 V C57
2018-09-12 21:14:41 s 1 -72534.623 0 +371914.31 1560.0 C57
2018-09-12 21:44:41 S 01 03 29.926 -45 08 19.54 V C57
2018-09-12 21:44:41 s 1 -73631.811 0 +371844.51 7080.0 C57
2018-09-12 22:44:41 S 01 03 21.970 -45 07 05.41 V C57
2018-09-12 22:44:41 s 1 -75820.829 0 +371678.50 6910.0 C57
2018-09-12 23:14:41 S 01 03 16.834 -45 06 32.26 V C57
2018-09-12 23:14:41 s 1 -76912.610 0 +371582.31 1550.0 C57
2018-09-13 00:14:41 S 01 03 08.832 -45 05 15.11 V C57
2018-09-13 00:14:41 s 1 -79090.598 0 +371363.58 1050.0 C57
2018-09-13 00:44:41 S 01 03 04.286 -45 04 42.89 V C57
2018-09-13 00:44:41 s 1 -80176.756 0 +371241.07 6230.0 C57
2018-09-13 01:14:41 S 01 03 00.134 -45 04 10.34 V C57
2018-09-13 01:14:41 s 1 -81260.993 0 +371109.80 8550.0 C57
2018-09-13 04:14:41 S 01 02 33.605 -45 00 25.20 V C57
2018-09-13 04:14:41 s 1 -87724.708 0 +370138.89 1450.0 C57
2018-09-13 04:44:41 S 01 02 30.329 -44 59 58.78 V C57
2018-09-13 04:44:41 s 1 -88794.821 0 +369946.60 8200.0 C57
2018-09-13 05:14:41 S 01 02 25.277 -44 59 14.75 V C57
2018-09-13 05:14:41 s 1 -89862.820 0 +369745.63 3340.0 C57
2018-09-13 06:14:41 S 01 02 16.781 -44 58 09.12 V C57