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
2020-01-21 15:24:52 C 11 57 32.148 +38 16 40.78 U F51
2020-04-20 08:36:24 C 10 03 50.514 +35 24 48.31 U F52
2020-04-20 09:12:10 C 10 03 50.171 +35 24 22.15 U F52
2020-04-20 09:30:01 C 10 03 50.024 +35 24 08.72 U F52
2021-11-27 14:12:50 C 07 24 03.233 +56 16 47.60 U F52
2021-11-27 14:32:06 C 07 24 02.382 +56 16 59.86 U F52
2021-11-27 14:51:28 C 07 24 01.501 +56 17 12.29 U F52
2023-09-05 01:37:55 C 02 33 36.80 -18 26 02.2 X C95
2023-09-05 02:12:31 C 02 33 34.81 -18 25 42.2 X C95
2023-09-07 02:09:50 C 02 30 56.090 -17 56 56.47 V M22
2023-09-07 02:14:30 C 02 30 55.793 -17 56 53.92 V M22
2023-09-07 02:23:41 C 02 30 55.219 -17 56 47.47 V M22
2023-09-07 02:45:27 C 02 30 53.909 -17 56 34.62 V M22
2023-09-15 07:34:22 C 02 17 05.442 -15 47 24.83 V 703
2023-09-15 07:41:45 C 02 17 04.837 -15 47 19.93 V 703
2023-09-15 07:49:06 C 02 17 04.153 -15 47 15.07 V 703
2023-09-15 07:56:27 C 02 17 03.516 -15 47 10.03 V 703
2023-09-18 08:18:23 C 02 10 51.298 -14 53 40.45 V 703
2023-09-18 08:26:04 C 02 10 50.578 -14 53 34.66 V 703
2023-09-18 08:33:45 C 02 10 49.901 -14 53 28.03 V 703
2023-09-18 08:41:25 C 02 10 49.148 -14 53 23.82 V 703
2023-09-18 21:59:59 C 02 09 37.598 -14 42 51.88 V M22
2023-09-18 22:05:26 C 02 09 37.049 -14 42 48.64 V M22
2023-09-18 22:48:27 C 02 09 33.038 -14 42 15.41 V M22
2023-09-18 23:11:50 C 02 09 30.797 -14 41 57.91 V M22
2023-09-20 08:02:12 C 02 06 28.602 -14 16 28.38 V 703
2023-09-20 08:15:13 C 02 06 27.342 -14 16 17.87 V 703
2023-09-20 08:22:50 C 02 06 26.654 -14 16 11.53 V 703
2023-09-20 08:30:28 C 02 06 25.906 -14 16 05.81 V 703
2023-09-20 11:54:52 C 02 06 06.604 -14 13 20.40 X F52
2023-09-20 12:14:19 C 02 06 04.683 -14 13 04.90 X F52
2023-09-20 12:33:54 C 02 06 02.754 -14 12 49.29 X F52
2023-09-21 06:09:45 C 02 04 22.442 -13 58 26.29 V W68
2023-09-21 06:10:24 C 02 04 22.447 -13 58 26.00 V W68
2023-09-21 06:13:40 C 02 04 22.066 -13 58 23.70 V W68
2023-09-21 06:17:37 C 02 04 21.706 -13 58 19.74 V W68
2023-09-21 06:25:29 C 02 04 20.945 -13 58 13.62 V W68
2023-09-24 01:54:58 C 01 57 42.694 -13 01 55.88 V W68
2023-09-24 02:01:03 C 01 57 42.012 -13 01 50.63 V W68
2023-09-24 02:08:27 C 01 57 41.311 -13 01 44.72 V W68
2023-09-24 02:23:48 C 01 57 39.715 -13 01 31.44 V W68
2023-09-24 07:36:31 C 01 57 07.646 -12 57 19.98 V 703
2023-09-24 07:44:21 C 01 57 06.829 -12 57 13.68 V 703
2023-09-24 07:52:11 C 01 57 05.994 -12 57 06.88 V 703
2023-09-24 08:00:00 C 01 57 05.216 -12 57 00.14 V 703
2023-09-27 04:43:05 C 01 49 58.776 -11 56 07.22 V W68
2023-09-27 04:45:43 C 01 49 58.505 -11 56 06.18 V W68
2023-09-27 05:19:53 C 01 49 54.763 -11 55 34.97 V W68
2023-09-27 05:24:41 C 01 49 54.264 -11 55 31.30 V W68
2023-10-03 09:36:25 C 01 33 56.488 -09 35 59.75 V 703