240320 (2003 HS42)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1213233563 ± 8.71e-08
Semi-major axis (a)1.4589763365 AU ± 4.20e-09
Inclination (i)15.82229043° ± 7.72e-06
Long. of Asc. Node (Ω)38.24269031° ± 9.65e-06
Arg. of Perihelion (ω)192.35399415° ± 3.82e-05
Mean Anomaly (M)282.85812866° ± 4.75e-05
Mean Motion (n)0.5592936701°/day ± 2.42e-09
Perihelion dist (q)1.28196843 AU ± 1.27e-07
Aphelion dist (Q)1.63598424 AU ± 1.27e-07
Orbital Period1.76226969 yr ± 7.61e-09
Physical Parameters
H (abs. magnitude)20.28
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.400″
Uncertainty0
Orbit TypeAmor
MOID0.275725 AU
Observations Used171
Oppositions11
Arc Total1998-2024
First Observation Used1998-09-22
Last Observation Used2024-03-03
Observations (178)
Date Type RA Dec Mag Band Observatory
2010-04-13 06:37:09 C 12 52 55.20 +18 03 09.7 r 703
2010-04-17 05:12:54 C 12 43 45.74 +15 49 16.5 c G92
2010-04-17 05:33:53 C 12 43 43.54 +15 48 46.0 c G92
2010-04-17 05:54:39 C 12 43 41.46 +15 48 14.9 c G92
2010-04-19 23:19:52 C 12 37 41.63 +14 07 47.5 v 204
2010-04-19 23:34:14 C 12 37 40.31 +14 07 24.7 v 204
2010-04-20 02:29:03 C 12 37 24.11 +14 02 47.1 v 204
2010-05-09 04:16:25 C 12 09 00.90 +01 02 22.7 r G96
2010-05-09 04:27:33 C 12 09 00.46 +01 02 03.6 r G96
2010-05-09 04:38:40 C 12 09 00.03 +01 01 44.6 r G96
2010-05-09 04:49:54 C 12 08 59.60 +01 01 25.2 r G96
2010-05-11 04:22:04 C 12 07 35.07 -00 19 18.0 r G96
2010-05-11 04:32:57 C 12 07 34.71 -00 19 36.2 r G96
2010-05-11 04:43:52 C 12 07 34.35 -00 19 54.8 r G96
2010-05-11 04:54:52 C 12 07 33.99 -00 20 13.3 r G96
2014-10-22 08:38:57 C 04 56 03.92 +29 07 45.5 u H21
2014-10-22 08:54:19 C 04 56 03.56 +29 07 56.6 u H21
2014-10-22 09:09:04 C 04 56 03.28 +29 08 07.1 u H21
2017-02-14 12:42:13 C 12 17 46.594 +45 52 11.60 L F51
2017-02-14 13:01:44 C 12 17 45.763 +45 52 22.11 L F51
2017-02-14 13:21:16 C 12 17 44.918 +45 52 32.23 L F51
2017-02-14 13:40:45 C 12 17 44.098 +45 52 42.17 L F51
2017-03-09 05:59:27 C 11 37 23.28 +47 43 34.6 q G96
2017-03-09 06:09:08 C 11 37 22.26 +47 43 32.8 q G96
2017-03-09 06:15:20 C 11 37 21.63 +47 43 31.4 q G96
2017-03-09 06:21:35 C 11 37 20.91 +47 43 30.4 q G96
2017-03-23 04:54:14 C 11 05 11.40 +44 29 21.9 q G96
2017-03-23 05:01:32 C 11 05 10.71 +44 29 15.2 q G96
2017-03-23 05:08:49 C 11 05 09.99 +44 29 09.1 q G96
2017-03-23 05:15:00 C 11 05 09.48 +44 29 03.4 q G96
2017-04-23 04:39:43 C 10 37 24.88 +27 40 21.2 q G96
2017-04-23 04:52:06 C 10 37 24.87 +27 40 00.7 q G96
2017-04-23 04:58:14 C 10 37 24.92 +27 39 51.4 q G96
2017-04-30 03:09:40 C 10 40 04.94 +23 13 19.6 q G96
2017-04-30 03:15:48 C 10 40 05.01 +23 13 10.5 q G96
2017-04-30 03:22:01 C 10 40 05.12 +23 12 59.7 q G96
2017-04-30 03:28:09 C 10 40 05.26 +23 12 50.3 q G96
2019-08-28 11:12:52 C 23 49 59.191 -46 17 29.66 U F51
2019-08-28 11:24:05 C 23 49 58.045 -46 17 28.78 U F51
2019-08-28 11:35:17 C 23 49 56.880 -46 17 27.84 U F51
2019-08-28 11:46:31 C 23 49 55.686 -46 17 27.02 U F51
2021-10-27 11:24:47 C 03 42 59.77 +23 45 41.2 V G96
2021-10-27 11:32:21 C 03 42 59.23 +23 45 45.4 V G96
2021-10-27 11:39:55 C 03 42 58.61 +23 45 49.1 V G96
2021-10-27 11:47:30 C 03 42 58.07 +23 45 53.6 V G96
2021-11-01 08:24:51 C 03 33 42.681 +24 49 54.65 U F52
2021-11-01 08:43:09 C 03 33 41.068 +24 50 04.69 U F52
2021-11-01 09:01:25 C 03 33 39.450 +24 50 14.58 U F52
2021-11-01 09:19:45 C 03 33 37.845 +24 50 24.61 U F52
2021-11-06 07:15:23 C 03 23 05.63 +25 50 06.5 V G96