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
2018-08-29 21:14:41 s 1 -107178.69 2 +367707.97 8440.0 C57
2018-08-29 21:44:41 S 01 48 24.838 -49 26 03.91 V C57
2018-08-29 21:44:41 s 1 -108215.38 6 +367447.16 7320.0 C57
2018-08-29 23:14:41 S 01 48 14.143 -49 25 16.54 V C57
2018-08-29 23:14:41 s 1 -111311.17 6 +366613.72 3130.0 C57
2018-08-29 23:44:41 S 01 48 10.476 -49 24 56.30 V C57
2018-08-29 23:44:41 s 1 -112338.26 5 +366318.92 7410.0 C57
2018-08-30 00:44:41 S 01 48 03.706 -49 24 19.15 V C57
2018-08-30 00:44:41 s 1 -114385.03 9 +365703.91 3610.0 C57
2018-08-30 01:44:41 S 01 47 56.280 -49 23 41.42 V C57
2018-08-30 01:44:41 s 1 -116421.78 9 +365055.06 5670.0 C57
2018-08-30 02:14:41 S 01 47 53.354 -49 23 18.10 V C57
2018-08-30 02:14:41 s 1 -117436.34 6 +364717.96 4780.0 C57
2018-08-30 02:44:41 S 01 47 49.008 -49 23 02.33 V C57
2018-08-30 02:44:41 s 1 -118448.32 7 +364372.42 2410.0 C57
2018-08-30 03:44:41 S 01 47 42.022 -49 22 25.10 V C57
2018-08-30 03:44:41 s 1 -120464.46 4 +363656.06 2630.0 C57
2018-08-30 04:14:41 S 01 47 38.779 -49 22 04.26 V C57
2018-08-30 04:14:41 s 1 -121468.57 4 +363285.25 4930.0 C57
2018-08-30 04:44:41 S 01 47 34.910 -49 21 48.28 V C57
2018-08-30 04:44:41 s 1 -122470.01 2 +362906.03 5150.0 C57
2018-08-30 05:44:41 S 01 47 27.725 -49 21 11.20 V C57
2018-08-30 05:44:41 s 1 -124464.78 1 +362122.39 8800.0 C57
2018-08-30 06:14:41 S 01 47 23.923 -49 20 48.30 V C57
2018-08-30 06:14:41 s 1 -125458.06 4 +361717.98 1920.0 C57
2018-08-30 07:14:41 S 01 47 16.901 -49 20 16.26 V C57
2018-08-30 07:14:41 s 1 -127436.30 6 +360884.01 10.0 C57
2018-08-30 07:44:41 S 01 47 13.027 -49 20 01.03 V C57
2018-08-30 07:44:41 s 1 -128421.21 8 +360454.47 4690.0 C57
2018-08-30 08:14:41 S 01 47 10.094 -49 19 33.53 V C57
2018-08-30 08:14:41 s 1 -129403.29 1 +360016.57 6260.0 C57
2018-08-30 08:44:41 S 01 47 06.022 -49 19 19.20 V C57
2018-08-30 08:44:41 s 1 -130382.50 2 +359570.30 4560.0 C57
2018-08-30 09:44:41 S 01 46 59.220 -49 18 42.19 V C57
2018-08-30 09:44:41 s 1 -132332.23 8 +358652.72 790.0 C57
2018-08-30 10:14:41 S 01 46 55.906 -49 18 26.10 V C57
2018-08-30 10:14:41 s 1 -133302.71 5 +358181.42 8410.0 C57
2018-08-30 10:44:41 S 01 46 51.984 -49 18 02.74 V C57
2018-08-30 10:44:41 s 1 -134270.23 2 +357701.78 2170.0 C57
2018-08-30 11:44:41 S 01 46 44.930 -49 17 30.62 V C57
2018-08-30 11:44:41 s 1 -136196.28 7 +356717.52 7510.0 C57
2018-08-30 13:14:41 S 01 46 34.572 -49 16 29.17 V C57
2018-08-30 13:14:41 s 1 -139062.55 1 +355178.74 7810.0 C57
2018-08-30 13:44:41 S 01 46 31.339 -49 16 10.74 V C57
2018-08-30 13:44:41 s 1 -140011.78 9 +354649.20 5250.0 C57
2018-08-30 14:14:41 S 01 46 27.425 -49 15 51.48 V C57
2018-08-30 14:14:41 s 1 -140957.89 2 +354111.36 7760.0 C57
2018-08-30 14:44:41 S 01 46 23.172 -49 15 36.86 V C57
2018-08-30 14:44:41 s 1 -141900.83 6 +353565.22 5210.0 C57
2018-08-30 15:14:41 S 01 46 20.206 -49 15 08.82 V C57