222073 (1999 HY1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1308114527 ± 8.87e-09
Semi-major axis (a)1.3863422068 AU ± 6.74e-10
Inclination (i)34.22524911° ± 3.64e-06
Long. of Asc. Node (Ω)216.09355016° ± 1.94e-06
Arg. of Perihelion (ω)89.86934796° ± 1.31e-05
Mean Anomaly (M)18.88279804° ± 1.09e-05
Mean Motion (n)0.6038187685°/day ± 4.41e-10
Perihelion dist (q)1.20499277 AU ± 1.23e-08
Aphelion dist (Q)1.56769164 AU ± 1.23e-08
Orbital Period1.63232138 yr ± 1.19e-09
Physical Parameters
H (abs. magnitude)18.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.277″
Uncertainty0
Orbit TypeAmor
MOID0.341576 AU
Observations Used759
Oppositions10
Arc Total1999-2025
First Observation Used1999-04-22
Last Observation Used2025-06-15
Observations (822)
Date Type RA Dec Mag Band Observatory
2017-05-13 20:32:51 C 14 48 47.76 +17 17 15.9 q 107
2017-05-13 20:42:12 C 14 48 47.24 +17 17 47.4 q 107
2017-05-13 20:51:51 C 14 48 46.71 +17 18 19.6 q 107
2017-05-14 05:25:27 C 14 48 20.39 +17 46 35.4 U H21
2017-05-14 05:29:35 C 14 48 20.16 +17 46 48.8 U H21
2017-05-14 05:33:42 C 14 48 19.93 +17 47 02.6 U H21
2017-05-14 05:37:50 C 14 48 19.71 +17 47 15.9 U H21
2017-05-14 05:41:58 C 14 48 19.48 +17 47 29.4 U H21
2017-05-14 05:46:03 C 14 48 19.25 +17 47 42.9 U H21
2017-05-14 05:50:09 C 14 48 19.02 +17 47 56.3 U H21
2017-05-14 10:53:14 C 14 48 03.65 +18 04 34.2 L T08
2017-05-14 11:01:24 C 14 48 03.18 +18 05 00.7 L T08
2017-05-14 11:30:11 C 14 48 01.59 +18 06 34.0 L T08
2017-05-14 11:53:35 C 14 48 00.28 +18 07 49.8 L T08
2017-05-15 07:16:42 C 14 47 03.52 +19 09 56.7 q H15
2017-05-15 07:31:59 C 14 47 02.65 +19 10 45.0 q H15
2017-05-15 07:45:54 C 14 47 01.87 +19 11 29.1 q H15
2017-05-15 08:07:09 C 14 47 00.86 +19 12 36.1 q G96
2017-05-15 08:13:18 C 14 47 00.51 +19 12 55.5 q G96
2017-05-15 08:19:34 C 14 47 00.17 +19 13 15.2 q G96
2017-05-15 08:25:43 C 14 46 59.83 +19 13 34.9 q G96
2017-05-15 23:01:22 C 14 46 17.84 +19 59 08.8 q 160
2017-05-15 23:03:21 C 14 46 17.75 +19 59 15.2 q 160
2017-05-15 23:05:18 C 14 46 17.62 +19 59 21.5 q 160
2017-05-16 05:06:41 C 14 46 00.99 +20 17 58.9 q G96
2017-05-16 05:14:13 C 14 46 00.59 +20 18 21.9 q G96
2017-05-16 05:20:20 C 14 46 00.25 +20 18 41.1 q G96
2017-05-16 05:26:32 C 14 45 59.91 +20 19 00.0 q G96
2017-05-16 21:58:31 C 14 45 12.51 +21 08 59.6 q 160
2017-05-16 22:00:27 C 14 45 12.41 +21 09 05.5 q 160
2017-05-16 22:02:26 C 14 45 12.32 +21 09 11.5 q 160
2017-05-17 08:31:00 C 14 44 42.03 +21 40 19.5 q 703
2017-05-17 08:37:21 C 14 44 41.69 +21 40 37.9 q 703
2017-05-17 08:43:42 C 14 44 41.34 +21 40 56.4 q 703
2017-05-17 08:50:04 C 14 44 41.03 +21 41 15.3 q 703
2017-05-17 22:10:49 C 14 44 04.89 +22 20 02.4 q 160
2017-05-17 22:12:33 C 14 44 04.82 +22 20 07.4 q 160
2017-05-17 22:14:17 C 14 44 04.69 +22 20 12.6 q 160
2017-05-19 10:03:50 C 14 42 27.84 +24 00 36.1 L T08
2017-05-19 10:28:29 C 14 42 26.58 +24 01 42.8 L T08
2017-05-19 10:31:42 C 14 42 26.42 +24 01 51.0 L T08
2017-05-19 10:40:20 C 14 42 25.96 +24 02 15.0 L T08
2017-05-19 10:42:31 C 14 42 25.87 +24 02 20.5 L T08
2017-05-19 11:12:37 C 14 42 24.33 +24 03 41.7 L T08
2017-05-19 11:14:45 C 14 42 24.22 +24 03 47.0 L T08
2017-05-19 11:27:42 C 14 42 23.62 +24 04 22.7 L T08
2017-05-19 11:31:51 C 14 42 23.416 +24 04 32.89 L F51
2017-05-19 11:46:31 C 14 42 22.690 +24 05 12.36 L F51
2017-05-19 12:01:10 C 14 42 21.967 +24 05 51.73 L F51
2017-05-20 07:15:24 C 14 41 32.73 +24 57 03.7 q 703