403775 (2011 HS4)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6800677069 ± 7.15e-08
Semi-major axis (a)0.9383434145 AU ± 4.02e-09
Inclination (i)5.46489111° ± 6.48e-06
Long. of Asc. Node (Ω)117.47772952° ± 9.53e-05
Arg. of Perihelion (ω)314.29197761° ± 9.16e-05
Mean Anomaly (M)101.12112660° ± 3.08e-05
Mean Motion (n)1.0843501918°/day ± 6.97e-09
Perihelion dist (q)0.30020636 AU ± 6.71e-08
Aphelion dist (Q)1.57648047 AU ± 6.74e-08
Orbital Period0.90895570 yr ± 5.85e-09
Physical Parameters
H (abs. magnitude)20.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.384″
Uncertainty0
Orbit TypeAten
MOID0.006032 AU
Observations Used132
Oppositions2
Arc Total2002-2024
First Observation Used2002-06-01
Last Observation Used2024-06-05
Observations (142)
Date Type RA Dec Mag Band Observatory
2014-07-01 07:10:04 C 18 21 23.55 -14 51 55.0 q H45
2014-07-01 07:12:47 C 18 21 22.77 -14 51 55.4 q H45
2014-07-01 07:15:28 C 18 21 22.01 -14 51 55.5 q H45
2014-07-01 07:17:42 C 18 21 21.35 -14 51 56.2 q H45
2014-07-03 00:15:13 C 18 09 18.38 -14 59 43.5 w 204
2014-07-03 00:31:35 C 18 09 13.23 -14 59 45.8 w 204
2020-05-19 05:43:52 C 11 43 41.71 +19 16 23.7 V G96
2020-05-19 05:51:23 C 11 43 42.60 +19 16 08.2 V G96
2020-05-19 05:58:54 C 11 43 43.52 +19 15 53.3 V G96
2020-05-19 06:06:27 C 11 43 44.45 +19 15 38.1 V G96
2021-05-10 08:02:52 C 15 44 34.92 -01 03 23.4 V G96
2021-05-10 08:10:16 C 15 44 33.31 -01 03 21.2 V G96
2021-05-10 08:17:42 C 15 44 31.70 -01 03 19.5 V G96
2021-05-10 08:25:07 C 15 44 30.09 -01 03 17.6 V G96
2021-05-10 09:43:39 C 15 44 14.054 -01 02 54.09 U F51
2021-05-10 10:00:53 C 15 44 10.298 -01 02 49.85 U F51
2021-05-10 10:18:10 C 15 44 06.534 -01 02 45.56 U F51
2021-05-10 10:35:26 C 15 44 02.768 -01 02 41.30 U F51
2021-05-10 11:11:31 C 15 43 54.897 -01 02 32.43 U F51
2021-05-10 11:46:41 C 15 43 47.248 -01 02 23.78 U F51
2021-05-10 12:07:24 C 15 43 42.737 -01 02 18.69 U F51
2021-05-13 14:24:24 C 15 28 35.114 -00 46 36.55 V P07
2021-05-13 15:25:14 C 15 28 22.858 -00 46 26.36 V P07
2021-05-13 17:53:54 C 15 27 53.093 -00 46 01.85 V P07
2021-05-13 17:56:38 C 15 27 52.462 -00 46 00.98 V P07
2021-05-13 19:07:22 C 15 27 38.246 -00 45 48.82 V P07
2021-06-07 06:47:05 C 14 14 20.719 -01 25 26.74 U F51
2021-06-07 07:22:48 C 14 14 18.345 -01 25 35.18 U F51
2021-06-07 07:40:41 C 14 14 17.180 -01 25 39.35 U F51
2022-05-22 11:01:45 C 16 52 48.667 -10 20 16.71 U F52
2022-05-22 11:17:21 C 16 52 46.142 -10 20 13.02 U F52
2022-05-22 11:48:46 C 16 52 41.083 -10 20 05.41 U F52
2022-06-06 10:19:40 C 15 56 58.567 -09 07 41.03 U F52
2022-06-06 10:37:09 C 15 56 56.037 -09 07 38.72 U F52
2022-06-06 10:54:48 C 15 56 53.411 -09 07 36.04 U F52
2023-07-06 06:36:01 C 15 49 50.517 -12 47 32.67 X F51
2023-07-06 06:52:13 C 15 49 48.423 -12 47 32.40 X F51
2023-07-06 07:08:26 C 15 49 46.348 -12 47 31.81 X F51
2024-06-05 13:38:35 C 19 54 09.791 -13 31 51.99 X F52
2024-06-05 13:50:54 C 19 54 09.116 -13 31 51.91 X F52
2024-06-05 14:03:11 C 19 54 08.455 -13 31 51.50 X F52
2024-06-05 14:15:28 C 19 54 07.792 -13 31 51.06 X F52