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
2018-08-27 03:14:41 s 1 +40899.544 0 +322178.11 6620.0 C57
2018-08-27 03:44:41 S 01 56 19.637 -50 02 21.37 V C57
2018-08-27 03:44:41 s 1 +39774.530 0 +323176.01 5730.0 C57
2018-08-27 04:44:41 S 01 56 11.614 -50 01 55.38 V C57
2018-08-27 04:44:41 s 1 +37520.129 0 +325138.41 3380.0 C57
2018-08-27 05:44:41 S 01 56 04.414 -50 01 22.01 V C57
2018-08-27 05:44:41 s 1 +35260.207 0 +327056.53 5850.0 C57
2018-08-27 06:14:41 S 01 56 01.327 -50 01 04.58 V C57
2018-08-27 06:14:41 s 1 +34128.290 0 +327999.08 3470.0 C57
2018-08-27 06:44:41 S 01 55 57.886 -50 00 54.61 V C57
2018-08-27 06:44:41 s 1 +32995.128 0 +328930.67 5780.0 C57
2018-08-27 07:44:41 S 01 55 50.683 -50 00 27.79 V C57
2018-08-27 07:44:41 s 1 +30725.245 0 +330761.09 5750.0 C57
2018-08-27 09:44:41 S 01 55 35.654 -49 59 25.80 V C57
2018-08-27 09:44:41 s 1 +26172.446 0 +334291.86 5830.0 C57
2018-08-27 10:44:41 S 01 55 28.654 -49 58 50.95 V C57
2018-08-27 10:44:41 s 1 +23890.198 0 +335992.73 810.0 C57
2018-08-27 11:14:41 S 01 55 25.308 -49 58 40.66 V C57
2018-08-27 11:14:41 s 1 +22747.755 0 +336827.16 9330.0 C57
2018-08-27 11:44:41 S 01 55 21.353 -49 58 24.20 V C57
2018-08-27 11:44:41 s 1 +21604.486 0 +337650.95 5580.0 C57
2018-08-27 12:44:41 S 01 55 14.443 -49 57 57.85 V C57
2018-08-27 12:44:41 s 1 +19315.625 0 +339266.75 2450.0 C57
2018-08-27 13:14:41 S 01 55 10.570 -49 57 41.40 V C57
2018-08-27 13:14:41 s 1 +18170.111 0 +340058.82 3630.0 C57
2018-08-27 13:44:41 S 01 55 07.087 -49 57 27.47 V C57
2018-08-27 13:44:41 s 1 +17023.926 0 +340840.38 3680.0 C57
2018-08-27 14:14:41 S 01 55 03.730 -49 57 13.82 V C57
2018-08-27 14:14:41 s 1 +15877.107 0 +341611.46 2870.0 C57
2018-08-27 14:44:41 S 01 55 00.002 -49 56 58.38 V C57
2018-08-27 14:44:41 s 1 +14729.692 0 +342372.08 1480.0 C57
2018-08-27 15:14:41 S 01 54 56.184 -49 56 36.89 V C57
2018-08-27 15:14:41 s 1 +13581.718 0 +343122.29 9770.0 C57
2018-08-27 15:44:41 S 01 54 52.378 -49 56 26.52 V C57
2018-08-27 15:44:41 s 1 +12433.221 0 +343862.10 8020.0 C57
2018-08-27 16:14:41 S 01 54 49.313 -49 56 12.16 V C57
2018-08-27 16:14:41 s 1 +11284.238 0 +344591.55 6480.0 C57
2018-08-27 17:14:41 S 01 54 42.367 -49 55 36.30 V C57
2018-08-27 17:44:41 S 01 54 37.606 -49 55 23.52 V C57
2018-08-27 18:14:41 S 01 54 34.404 -49 55 07.46 V C57
2018-08-27 20:44:41 S 01 54 16.858 -49 53 53.92 V C57
2018-08-27 21:44:41 S 01 54 09.022 -49 53 17.38 V C57
2018-08-27 22:44:41 S 01 54 02.539 -49 52 48.97 V C57
2018-08-27 23:14:41 S 01 53 58.738 -49 52 30.76 V C57
2018-08-27 23:44:41 S 01 53 55.054 -49 52 13.73 V C57
2018-08-28 00:14:41 S 01 53 51.113 -49 52 00.73 V C57
2018-08-28 01:14:41 S 01 53 43.879 -49 51 29.88 V C57
2018-08-28 01:44:41 S 01 53 40.481 -49 51 14.87 V C57
2018-08-28 01:44:41 s 1 -10584.397 0 +356519.35 9740.0 C57
2018-08-28 02:44:41 S 01 53 33.055 -49 50 46.32 V C57