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
2018-08-28 23:44:41 s 1 -60689.384 0 +370733.03 8560.0 C57
2018-08-29 00:14:41 S 01 50 59.350 -49 38 47.90 V C57
2018-08-29 00:14:41 s 1 -61805.991 0 +370847.91 30.0 C57
2018-08-29 00:44:41 S 01 50 55.543 -49 38 33.68 V C57
2018-08-29 00:44:41 s 1 -62921.229 0 +370953.79 5000.0 C57
2018-08-29 01:14:41 S 01 50 51.415 -49 38 17.41 V C57
2018-08-29 01:14:41 s 1 -64035.076 0 +371050.68 3640.0 C57
2018-08-29 01:44:41 S 01 50 48.125 -49 37 53.90 V C57
2018-08-29 01:44:41 s 1 -65147.507 0 +371138.61 6120.0 C57
2018-08-29 02:14:41 S 01 50 44.712 -49 37 38.06 V C57
2018-08-29 02:14:41 s 1 -66258.498 0 +371217.59 2590.0 C57
2018-08-29 02:44:41 S 01 50 40.975 -49 37 20.86 V C57
2018-08-29 02:44:41 s 1 -67368.026 0 +371287.62 3210.0 C57
2018-08-29 06:44:41 S 01 50 12.245 -49 34 59.63 V C57
2018-08-29 06:44:41 s 1 -76188.740 0 +371527.68 7300.0 C57
2018-08-29 07:14:41 S 01 50 08.482 -49 34 45.98 V C57
2018-08-29 07:14:41 s 1 -77284.039 0 +371517.86 2580.0 C57
2018-08-29 07:44:41 S 01 50 04.718 -49 34 27.19 V C57
2018-08-29 07:44:41 s 1 -78377.640 0 +371499.23 3620.0 C57
2018-08-29 09:14:41 S 01 49 53.899 -49 33 32.80 V C57
2018-08-29 09:14:41 s 1 -81648.024 0 +371390.60 2820.0 C57
2018-08-29 10:14:41 S 01 49 47.446 -49 32 54.85 V C57
2018-08-29 10:14:41 s 1 -83819.365 0 +371274.36 570.0 C57
2018-08-29 10:44:41 S 01 49 44.218 -49 32 42.36 V C57
2018-08-29 10:44:41 s 1 -84902.293 0 +371203.13 9400.0 C57
2018-08-29 11:14:41 S 01 49 40.510 -49 32 28.10 V C57
2018-08-29 11:14:41 s 1 -85983.360 0 +371123.18 5070.0 C57
2018-08-29 12:14:41 S 01 49 32.988 -49 31 45.55 V C57
2018-08-29 12:14:41 s 1 -88139.822 0 +370937.13 7540.0 C57
2018-08-29 13:14:41 S 01 49 25.634 -49 31 17.47 V C57
2018-08-29 13:14:41 s 1 -90288.569 0 +370716.31 9200.0 C57
2018-08-29 13:44:41 S 01 49 21.936 -49 30 57.31 V C57
2018-08-29 13:44:41 s 1 -91359.991 0 +370592.89 1350.0 C57
2018-08-29 14:44:41 S 01 49 14.909 -49 30 16.74 V C57
2018-08-29 14:44:41 s 1 -93496.819 0 +370320.09 9080.0 C57
2018-08-29 15:44:41 S 01 49 07.438 -49 29 41.17 V C57
2018-08-29 15:44:41 s 1 -95625.471 0 +370012.72 9030.0 C57
2018-08-29 16:14:41 S 01 49 04.169 -49 29 24.25 V C57
2018-08-29 16:14:41 s 1 -96686.674 0 +369846.10 1470.0 C57
2018-08-29 17:14:41 S 01 48 57.125 -49 28 48.65 V C57
2018-08-29 17:14:41 s 1 -98802.717 0 +369487.04 2020.0 C57
2018-08-29 17:44:41 S 01 48 53.695 -49 28 27.88 V C57
2018-08-29 17:44:41 s 1 -99857.512 0 +369294.63 430.0 C57
2018-08-29 18:44:41 S 01 48 46.370 -49 27 52.81 V C57
2018-08-29 18:44:41 s 1 -101960.53 3 +368884.06 4270.0 C57
2018-08-29 19:14:41 S 01 48 43.308 -49 27 34.63 V C57
2018-08-29 19:14:41 s 1 -103008.71 3 +368665.93 0.0 C57
2018-08-29 20:44:41 S 01 48 32.314 -49 26 44.45 V C57
2018-08-29 20:44:41 s 1 -106139.65 5 +367960.25 4210.0 C57
2018-08-29 21:14:41 S 01 48 28.836 -49 26 28.50 V C57