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
2018-09-09 22:44:41 s 1 +86718.239 0 +286011.91 3450.0 C57
2018-09-10 01:44:41 S 01 13 42.262 -46 23 23.89 V C57
2018-09-10 01:44:41 s 1 +80403.147 0 +293951.57 8110.0 C57
2018-09-10 02:14:41 S 01 13 37.510 -46 22 57.83 V C57
2018-09-10 02:14:41 s 1 +79339.171 0 +295233.14 1290.0 C57
2018-09-10 03:44:41 S 01 13 23.844 -46 21 22.57 V C57
2018-09-10 03:44:41 s 1 +76128.941 0 +299007.12 2410.0 C57
2018-09-10 04:14:41 S 01 13 18.439 -46 20 48.48 V C57
2018-09-10 04:14:41 s 1 +75052.981 0 +300241.66 1410.0 C57
2018-09-10 04:44:41 S 01 13 14.690 -46 20 24.18 V C57
2018-09-10 04:44:41 s 1 +73974.184 0 +301464.53 5410.0 C57
2018-09-10 06:14:41 S 01 12 59.479 -46 18 42.88 V C57
2018-09-10 06:14:41 s 1 +70721.394 0 +305063.54 1600.0 C57
2018-09-10 06:44:41 S 01 12 55.654 -46 18 17.96 V C57
2018-09-10 06:44:41 s 1 +69631.867 0 +306240.13 9730.0 C57
2018-09-10 07:14:41 S 01 12 50.844 -46 17 51.50 V C57
2018-09-10 07:14:41 s 1 +68539.806 0 +307405.22 4880.0 C57
2018-09-10 07:44:41 S 01 12 46.008 -46 17 12.80 V C57
2018-09-10 07:44:41 s 1 +67445.270 0 +308558.87 7450.0 C57
2018-09-10 08:44:41 S 01 12 36.295 -46 16 12.97 V C57
2018-09-10 08:44:41 s 1 +65249.003 0 +310831.97 6360.0 C57
2018-09-10 09:44:41 S 01 12 27.370 -46 15 14.87 V C57
2018-09-10 09:44:41 s 1 +63043.515 0 +313059.69 9460.0 C57
2018-09-10 11:14:41 S 01 12 14.069 -46 13 41.12 V C57
2018-09-10 11:14:41 s 1 +59718.955 0 +316316.77 4660.0 C57
2018-09-10 12:14:41 S 01 12 03.830 -46 12 39.24 V C57
2018-09-10 12:14:41 s 1 +57492.318 0 +318432.23 6000.0 C57
2018-09-10 13:14:41 S 01 11 54.986 -46 11 32.64 V C57
2018-09-10 13:14:41 s 1 +55257.953 0 +320503.24 1550.0 C57
2018-09-10 14:14:41 S 01 11 45.686 -46 10 35.80 V C57
2018-09-10 14:14:41 s 1 +53016.264 0 +322530.07 4030.0 C57
2018-09-10 15:14:41 S 01 11 36.386 -46 09 33.01 V C57
2018-09-10 15:14:41 s 1 +50767.645 0 +324512.97 6090.0 C57
2018-09-10 15:44:41 S 01 11 32.040 -46 08 57.52 V C57
2018-09-10 15:44:41 s 1 +49640.857 0 +325488.03 6540.0 C57
2018-09-10 16:44:41 S 01 11 22.843 -46 07 51.17 V C57
2018-09-10 16:44:41 s 1 +47382.561 0 +327405.50 7850.0 C57
2018-09-10 17:14:41 S 01 11 18.245 -46 07 20.96 V C57
2018-09-10 17:14:41 s 1 +46251.146 0 +328347.98 9340.0 C57
2018-09-10 17:44:41 S 01 11 14.153 -46 06 53.39 V C57
2018-09-10 17:44:41 s 1 +45118.281 0 +329279.66 5140.0 C57
2018-09-10 18:14:41 S 01 11 09.379 -46 06 20.05 V C57
2018-09-10 18:14:41 s 1 +43984.011 0 +330200.57 5550.0 C57
2018-09-10 19:44:41 S 01 10 55.510 -46 04 41.77 V C57
2018-09-10 19:44:41 s 1 +40575.237 0 +332899.78 8570.0 C57
2018-09-10 20:14:41 S 01 10 50.988 -46 04 12.86 V C57
2018-09-10 20:14:41 s 1 +39435.801 0 +333777.93 510.0 C57
2018-09-10 21:14:41 S 01 10 42.341 -46 03 12.78 V C57
2018-09-10 21:14:41 s 1 +37153.411 0 +335502.38 2980.0 C57
2018-09-10 21:44:41 S 01 10 36.869 -46 02 40.81 V C57