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
2018-09-14 03:44:41 s 1 -135341.13 6 +351822.34 1060.0 C57
2018-09-14 04:14:41 S 00 59 10.985 -44 31 16.50 V C57
2018-09-14 04:14:41 s 1 -136285.48 8 +351228.67 3670.0 C57
2018-09-14 04:44:41 S 00 59 07.015 -44 30 38.59 V C57
2018-09-14 04:44:41 s 1 -137226.55 4 +350626.58 600.0 C57
2018-09-14 05:14:41 S 00 59 03.000 -44 29 55.64 V C57
2018-09-14 05:14:41 s 1 -138164.30 7 +350016.05 1680.0 C57
2018-09-14 05:44:41 S 00 58 59.234 -44 29 20.47 V C57
2018-09-14 05:44:41 s 1 -139098.71 9 +349397.10 6760.0 C57
2018-09-14 06:14:41 S 00 58 54.444 -44 28 42.46 V C57
2018-09-14 06:14:41 s 1 -140029.76 5 +348769.72 5660.0 C57
2018-09-14 06:44:41 S 00 58 50.059 -44 28 03.29 V C57
2018-09-14 06:44:41 s 1 -140957.41 6 +348133.92 8230.0 C57
2018-09-14 07:44:41 S 00 58 42.060 -44 26 54.02 V C57
2018-09-14 07:44:41 s 1 -142802.42 6 +346837.07 3700.0 C57
2018-09-14 08:14:41 S 00 58 37.886 -44 26 14.60 V C57
2018-09-14 08:14:41 s 1 -143719.72 9 +346176.01 6280.0 C57
2018-09-14 09:14:41 S 00 58 29.981 -44 25 01.88 V C57
2018-09-14 09:14:41 s 1 -145543.79 2 +344828.67 280.0 C57
2018-09-14 09:44:41 S 00 58 25.697 -44 24 22.36 V C57
2018-09-14 09:44:41 s 1 -146450.49 6 +344142.38 1370.0 C57
2018-09-14 10:44:41 S 00 58 16.958 -44 23 06.65 V C57
2018-09-14 10:44:41 s 1 -148253.10 9 +342744.58 900.0 C57
2018-09-14 11:44:41 S 00 58 08.846 -44 21 54.36 V C57
2018-09-14 11:44:41 s 1 -150041.13 8 +341313.15 9080.0 C57
2018-09-14 12:14:41 S 00 58 04.553 -44 21 14.29 V C57
2018-09-14 12:14:41 s 1 -150929.61 1 +340584.84 990.0 C57
2018-09-14 12:44:41 S 00 58 00.766 -44 20 41.57 V C57
2018-09-14 12:44:41 s 1 -151814.35 1 +339848.12 4560.0 C57
2018-09-14 15:44:41 S 00 57 36.197 -44 16 52.10 V C57
2018-09-14 15:44:41 s 1 -157042.76 3 +335251.45 980.0 C57
2018-09-14 16:14:41 S 00 57 32.155 -44 16 17.65 V C57
2018-09-14 16:14:41 s 1 -157900.54 8 +334455.95 1250.0 C57
2018-09-14 17:14:41 S 00 57 23.794 -44 14 59.14 V C57
2018-09-14 17:14:41 s 1 -159604.17 6 +332839.76 2370.0 C57
2018-09-14 17:44:41 S 00 57 19.524 -44 14 15.43 V C57
2018-09-14 17:44:41 s 1 -160449.95 7 +332019.08 2860.0 C57
2018-09-14 18:44:41 S 00 57 10.685 -44 12 55.84 V C57
2018-09-14 18:44:41 s 1 -162129.29 7 +330352.53 2790.0 C57
2018-09-14 19:14:41 S 00 57 07.450 -44 12 23.40 V C57
2018-09-14 19:14:41 s 1 -162962.79 4 +329506.67 1870.0 C57
2018-09-14 19:44:41 S 00 57 03.758 -44 11 47.11 V C57
2018-09-14 19:44:41 s 1 -163792.13 4 +328652.41 110.0 C57
2018-09-14 20:14:41 S 00 56 59.686 -44 11 12.55 V C57
2018-09-14 20:14:41 s 1 -164617.28 4 +327789.76 7340.0 C57
2018-09-14 20:44:41 S 00 56 54.924 -44 10 31.12 V C57
2018-09-14 20:44:41 s 1 -165438.21 4 +326918.71 3350.0 C57
2018-09-14 21:14:41 S 00 56 51.058 -44 09 47.27 V C57
2018-09-14 21:14:41 s 1 -166254.88 9 +326039.27 7970.0 C57
2018-09-14 21:44:41 S 00 56 47.153 -44 09 13.54 V C57