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
2003-05-01 06:53:40 C 13 02 10.97 -13 34 38.7 18.2 c 704
2003-05-01 07:28:35 C 13 02 07.20 -13 35 06.5 18.5 c 704
2003-05-04 01:01:05 C 12 55 24.25 -14 27 46.9 m 859
2003-05-04 01:05:53 C 12 55 23.61 -14 27 48.5 m 859
2003-05-04 01:10:43 C 12 55 23.21 -14 27 53.3 m 859
2003-05-05 06:53:14 C 12 52 24.33 -14 51 55.6 d 703
2003-05-05 07:07:22 C 12 52 22.83 -14 52 05.9 d 703
2003-05-05 07:21:31 C 12 52 21.41 -14 52 17.5 d 703
2003-05-05 07:35:54 C 12 52 19.93 -14 52 29.2 d 703
2008-03-01 10:05:25 C 15 09 27.70 -09 23 30.6 o H55
2008-03-01 10:11:19 C 15 09 27.87 -09 23 34.0 o H55
2008-03-01 10:18:11 C 15 09 28.09 -09 23 38.5 o H55
2008-04-05 09:52:55 C 15 14 20.24 -21 41 12.9 19.4 c 704
2008-04-05 10:10:10 C 15 14 19.52 -21 41 32.9 20.1 c 704
2008-04-05 10:27:44 C 15 14 18.93 -21 41 55.1 20.1 c 704
2008-04-05 10:44:55 C 15 14 18.34 -21 42 15.7 19.9 c 704
2008-04-05 11:02:14 C 15 14 17.70 -21 42 36.4 19.7 c 704
2008-05-09 14:16:58 C 13 59 54.49 -41 01 37.0 r E12
2008-05-09 14:29:58 C 13 59 52.54 -41 01 53.5 r E12
2008-05-09 14:56:06 C 13 59 48.62 -41 02 27.5 r E12
2008-05-29 12:02:45 C 12 53 17.84 -48 30 45.0 r E12
2008-05-29 12:09:08 C 12 53 16.94 -48 30 48.1 r E12
2008-05-29 12:15:35 C 12 53 16.33 -48 30 52.5 r E12
2013-03-17 10:55:05 C 16 16 44.44 -24 19 13.8 q 448
2013-03-17 11:26:45 C 16 16 46.35 -24 19 48.9 q 448
2013-03-17 12:05:24 C 16 16 48.64 -24 20 30.8 q 448
2013-09-11 04:24:53 C 21 45 40.48 -69 40 08.5 r Y00
2013-09-11 04:28:03 C 21 45 40.35 -69 40 01.2 r Y00
2013-09-11 04:31:13 C 21 45 40.28 -69 39 53.7 r Y00
2013-11-26 01:30:44 C 22 59 38.28 -12 09 54.4 q 448
2013-11-26 02:48:22 C 22 59 42.72 -12 08 16.7 q 448
2013-11-26 03:49:36 C 22 59 46.26 -12 06 59.5 q 448
2016-11-06 13:43:26 C 06 51 49.138 +51 19 14.71 L F51
2016-11-06 14:01:10 C 06 51 48.892 +51 19 26.98 L F51
2016-11-06 14:18:55 C 06 51 48.673 +51 19 39.63 L F51
2018-08-23 15:14:41 S 02 06 22.670 -50 29 40.02 V C57
2018-08-23 15:14:41 s 1 +114003.11 0 -34948.263 9530.0 C57
2018-08-23 16:14:41 S 02 06 16.051 -50 29 32.75 V C57
2018-08-23 16:14:41 s 1 +117201.36 9 -28891.529 1400.0 C57
2018-08-23 16:44:41 S 02 06 12.103 -50 29 26.34 V C57
2018-08-23 16:44:41 s 1 +118711.25 6 -25840.307 8710.0 C57
2018-08-23 17:14:41 S 02 06 09.115 -50 29 28.86 V C57
2018-08-23 17:14:41 s 1 +120162.94 9 -22776.441 3570.0 C57
2018-08-23 17:44:41 S 02 06 05.818 -50 29 22.06 V C57
2018-08-23 17:44:41 s 1 +121557.45 5 -19701.758 8820.0 C57
2018-08-23 19:14:41 S 02 05 55.411 -50 29 17.56 V C57
2018-08-23 19:14:41 s 1 +125408.18 0 -10429.740 9340.0 C57
2018-08-23 20:14:41 S 02 05 49.332 -50 29 15.00 V C57
2018-08-23 20:14:41 s 1 +127708.51 9 - 4223.855 7940.0 C57
2018-08-23 22:44:41 S 02 05 32.419 -50 28 57.47 V C57