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
2018-08-26 08:44:41 s 1 +81000.170 0 +277063.59 4690.0 C57
2018-08-26 10:14:41 S 01 58 25.178 -50 10 18.52 V C57
2018-08-26 10:14:41 s 1 +77895.555 0 +281341.38 4870.0 C57
2018-08-26 10:44:41 S 01 58 22.440 -50 10 08.54 V C57
2018-08-26 10:44:41 s 1 +76853.415 0 +282741.99 6770.0 C57
2018-08-26 11:14:41 S 01 58 18.094 -50 09 57.42 V C57
2018-08-26 11:14:41 s 1 +75807.771 0 +284130.02 7160.0 C57
2018-08-26 11:44:41 S 01 58 14.054 -50 09 45.14 V C57
2018-08-26 11:44:41 s 1 +74758.696 0 +285505.51 6570.0 C57
2018-08-26 12:14:41 S 01 58 10.738 -50 09 31.21 V C57
2018-08-26 12:14:41 s 1 +73706.267 0 +286868.53 5540.0 C57
2018-08-26 12:44:41 S 01 58 07.236 -50 09 14.15 V C57
2018-08-26 12:44:41 s 1 +72650.555 0 +288219.10 4570.0 C57
2018-08-26 13:14:41 S 01 58 03.907 -50 09 02.20 V C57
2018-08-26 13:14:41 s 1 +71591.633 0 +289557.30 4170.0 C57
2018-08-26 13:44:41 S 01 57 59.842 -50 08 47.62 V C57
2018-08-26 13:44:41 s 1 +70529.571 0 +290883.15 4850.0 C57
2018-08-26 14:14:41 S 01 57 56.671 -50 08 38.83 V C57
2018-08-26 14:14:41 s 1 +69464.440 0 +292196.70 7100.0 C57
2018-08-26 14:44:41 S 01 57 52.918 -50 08 20.51 V C57
2018-08-26 14:44:41 s 1 +68396.308 0 +293498.02 1400.0 C57
2018-08-26 15:44:41 S 01 57 45.943 -50 07 53.51 V C57
2018-08-26 15:44:41 s 1 +66251.311 0 +296064.08 8110.0 C57
2018-08-26 16:44:41 S 01 57 38.232 -50 07 32.66 V C57
2018-08-26 16:44:41 s 1 +64095.110 0 +298581.70 8730.0 C57
2018-08-26 17:14:41 S 01 57 35.086 -50 07 14.05 V C57
2018-08-26 17:14:41 s 1 +63012.969 0 +299822.46 400.0 C57
2018-08-26 18:14:41 S 01 57 27.223 -50 06 48.42 V C57
2018-08-26 18:14:41 s 1 +60840.920 0 +302268.09 8730.0 C57
2018-08-26 18:44:41 S 01 57 24.382 -50 06 32.62 V C57
2018-08-26 18:44:41 s 1 +59751.136 0 +303473.04 6260.0 C57
2018-08-26 19:14:41 S 01 57 20.585 -50 06 18.11 V C57
2018-08-26 19:14:41 s 1 +58658.924 0 +304666.15 9950.0 C57
2018-08-26 19:44:41 S 01 57 16.788 -50 06 10.08 V C57
2018-08-26 19:44:41 s 1 +57564.346 0 +305847.46 210.0 C57
2018-08-26 20:14:41 S 01 57 13.752 -50 05 51.25 V C57
2018-08-26 20:14:41 s 1 +56467.459 0 +307017.00 7480.0 C57
2018-08-26 21:44:41 S 01 57 02.645 -50 05 09.13 V C57
2018-08-26 21:44:41 s 1 +53163.519 0 +310455.45 5390.0 C57
2018-08-26 22:14:41 S 01 56 59.054 -50 04 54.23 V C57
2018-08-26 22:14:41 s 1 +52057.966 0 +311578.36 4740.0 C57
2018-08-26 22:44:41 S 01 56 55.548 -50 04 43.90 V C57
2018-08-26 22:44:41 s 1 +50950.385 0 +312689.70 3100.0 C57
2018-08-26 23:14:41 S 01 56 51.041 -50 04 27.98 V C57
2018-08-26 23:14:41 s 1 +49840.830 0 +313789.52 870.0 C57
2018-08-27 00:14:41 S 01 56 44.141 -50 03 57.56 V C57
2018-08-27 00:14:41 s 1 +47616.009 0 +315954.77 6160.0 C57
2018-08-27 00:44:41 S 01 56 40.222 -50 03 45.68 V C57
2018-08-27 00:44:41 s 1 +46500.846 0 +317020.28 4420.0 C57
2018-08-27 03:14:41 S 01 56 23.143 -50 02 32.35 V C57