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
2018-09-10 21:44:41 s 1 +36010.541 0 +336348.74 4090.0 C57
2018-09-10 22:44:41 S 01 10 28.534 -46 01 30.58 V C57
2018-09-10 22:44:41 s 1 +33721.662 0 +338009.87 7440.0 C57
2018-09-11 00:14:41 S 01 10 14.988 -45 59 53.99 V C57
2018-09-11 00:14:41 s 1 +30281.101 0 +340423.00 9490.0 C57
2018-09-11 02:14:41 S 01 09 56.659 -45 57 50.69 V C57
2018-09-11 02:14:41 s 1 +25681.832 0 +343494.99 20.0 C57
2018-09-11 05:14:41 S 01 09 29.419 -45 54 36.58 V C57
2018-09-11 05:14:41 s 1 +18762.497 0 +347794.48 7240.0 C57
2018-09-11 06:44:41 S 01 09 15.082 -45 52 47.42 V C57
2018-09-11 06:44:41 s 1 +15295.789 0 +349806.87 4480.0 C57
2018-09-11 07:14:41 S 01 09 11.110 -45 52 21.79 V C57
2018-09-11 07:14:41 s 1 +14139.415 0 +350457.47 3130.0 C57
2018-09-11 07:44:41 S 01 09 06.823 -45 51 44.57 V C57
2018-09-11 07:44:41 s 1 +12982.696 0 +351098.02 3630.0 C57
2018-09-11 08:44:41 S 01 08 57.439 -45 50 42.04 V C57
2018-09-11 08:44:41 s 1 +10668.361 0 +352349.06 1130.0 C57
2018-09-11 10:44:41 S 01 08 39.502 -45 48 29.38 V C57
2018-09-11 11:44:41 S 01 08 29.976 -45 47 14.89 V C57
2018-09-11 13:14:41 S 01 08 16.898 -45 45 38.12 V C57
2018-09-11 13:44:41 S 01 08 12.154 -45 45 10.48 V C57
2018-09-11 14:14:41 S 01 08 08.160 -45 44 33.47 V C57
2018-09-11 15:14:41 S 01 07 59.323 -45 43 26.51 V C57
2018-09-11 19:44:41 S 01 07 18.617 -45 38 23.71 V C57
2018-09-11 19:44:41 s 1 -14796.503 0 +363512.02 6680.0 C57
2018-09-11 20:14:41 S 01 07 14.338 -45 37 51.56 V C57
2018-09-11 20:14:41 s 1 -15951.333 0 +363908.21 5450.0 C57
2018-09-11 20:44:41 S 01 07 09.890 -45 37 21.83 V C57
2018-09-11 20:44:41 s 1 -17105.694 0 +364294.88 1650.0 C57
2018-09-11 21:14:41 S 01 07 05.844 -45 36 46.62 V C57
2018-09-11 21:14:41 s 1 -18259.558 0 +364672.04 5470.0 C57
2018-09-11 23:14:41 S 01 06 47.774 -45 34 29.03 V C57
2018-09-11 23:14:41 s 1 -22869.471 0 +366086.06 790.0 C57
2018-09-12 00:14:41 S 01 06 38.866 -45 33 22.86 V C57
2018-09-12 00:14:41 s 1 -25170.713 0 +366736.53 9140.0 C57
2018-09-12 01:44:41 S 01 06 25.805 -45 31 36.12 V C57
2018-09-12 01:44:41 s 1 -28617.312 0 +367641.93 4270.0 C57
2018-09-12 02:14:41 S 01 06 21.048 -45 30 59.11 V C57
2018-09-12 02:14:41 s 1 -29764.666 0 +367925.05 4740.0 C57
2018-09-12 03:44:41 S 01 06 08.395 -45 29 24.68 V C57
2018-09-12 03:44:41 s 1 -33201.816 0 +368718.60 5000.0 C57
2018-09-12 04:14:41 S 01 06 03.377 -45 28 45.52 V C57
2018-09-12 04:14:41 s 1 -34345.805 0 +368964.56 5310.0 C57
2018-09-12 07:44:41 S 01 05 33.055 -45 24 47.77 V C57
2018-09-12 07:44:41 s 1 -42326.867 0 +370428.11 8750.0 C57
2018-09-12 09:14:41 S 01 05 19.166 -45 22 54.19 V C57
2018-09-12 09:14:41 s 1 -45731.504 0 +370917.84 9830.0 C57
2018-09-12 09:44:41 S 01 05 14.573 -45 22 20.89 V C57
2018-09-12 09:44:41 s 1 -46864.086 0 +371062.85 4260.0 C57
2018-09-12 11:14:41 S 01 05 01.860 -45 20 39.16 V C57