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
2017-08-23 07:21:15 C 16 09 31.307 +39 28 46.26 L F51
2017-08-23 07:38:59 C 16 09 33.110 +39 28 37.52 L F51
2017-09-21 05:57:24 C 17 34 34.847 +31 48 05.39 L F51
2017-09-21 06:16:12 C 17 34 37.447 +31 47 48.63 L F51
2017-09-21 06:53:55 C 17 34 42.670 +31 47 14.86 L F51
2017-09-30 04:03:06 C 18 05 57.68 +28 24 54.0 q G96
2017-09-30 04:39:10 C 18 06 03.09 +28 24 16.7 q G96
2017-09-30 04:52:50 C 18 06 05.12 +28 24 02.7 q G96
2017-10-01 03:34:09 C 18 09 32.55 +28 00 47.8 q 703
2017-10-01 03:41:54 C 18 09 33.68 +28 00 38.5 q 703
2017-10-01 03:57:21 C 18 09 36.06 +28 00 23.2 q 703
2017-11-17 01:35:30 C 21 14 40.57 +06 03 05.4 U G96
2017-11-17 01:43:49 C 21 14 41.88 +06 02 57.0 U G96
2017-11-17 01:52:07 C 21 14 43.21 +06 02 48.4 U G96
2017-11-17 02:00:24 C 21 14 44.52 +06 02 40.2 U G96
2022-04-05 03:46:20 C 18 27 27.95 -09 07 39.7 X C95
2022-04-05 04:04:04 C 18 27 29.74 -09 07 04.1 X C95
2022-05-26 02:15:03 C 20 14 04.40 +41 56 04.1 X C95
2022-05-26 02:21:51 C 20 14 04.90 +41 56 18.8 X C95
2022-05-28 09:42:25 C 20 17 55.039 +43 57 20.41 U I41
2022-05-28 10:58:09 C 20 17 59.890 +44 00 04.00 U I41
2022-06-05 09:21:14 C 20 30 29.501 +50 21 08.10 U I41
2022-06-05 09:55:34 C 20 30 31.519 +50 22 12.29 U I41
2022-06-05 10:59:23 C 20 30 35.220 +50 24 11.59 U I41
2022-06-07 07:13:36 C 20 33 21.149 +51 44 48.19 U I41
2022-06-07 10:14:05 C 20 33 31.541 +51 50 15.50 U I41
2022-09-03 10:33:53 C 21 43 34.111 +73 15 17.35 V T08
2022-09-03 10:38:13 C 21 43 34.382 +73 15 15.16 V T08
2022-09-03 10:46:06 C 21 43 34.466 +73 15 11.16 V T08
2022-09-03 11:01:59 C 21 43 34.980 +73 15 00.68 V T08
2022-09-19 09:46:40 C 22 03 30.031 +66 56 14.96 V T08
2022-09-19 09:51:19 C 22 03 30.286 +66 56 08.20 V T08
2022-09-19 09:59:18 C 22 03 30.701 +66 55 56.42 V T08
2022-09-19 10:13:56 C 22 03 31.358 +66 55 34.57 V T08
2022-09-21 10:16:14 C 22 06 40.656 +65 41 55.18 V T05
2022-09-21 10:20:47 C 22 06 40.865 +65 41 48.23 V T05
2022-09-21 10:28:38 C 22 06 41.345 +65 41 34.69 V T05
2022-09-21 10:44:29 C 22 06 42.149 +65 41 09.20 V T05
2022-09-23 08:33:50 C 22 09 50.846 +64 24 17.06 V T08
2022-09-23 08:38:29 C 22 09 51.022 +64 24 09.32 V T08
2022-09-23 08:45:08 C 22 09 51.391 +64 23 56.94 V T08
2022-09-23 08:46:28 C 22 09 51.646 +64 23 54.85 V T08
2022-09-23 08:53:07 C 22 09 51.854 +64 23 42.40 V T08
2022-09-23 09:36:05 C 22 09 54.485 +64 22 27.01 V T08
2022-09-27 18:28:51 C 22 17 27.28 +60 59 52.4 V 130
2022-09-27 18:33:51 C 22 17 27.74 +60 59 41.8 V 130
2022-09-27 18:39:02 C 22 17 28.01 +60 59 31.0 V 130
2022-10-01 09:01:03 C 22 23 57.432 +57 43 56.78 V T08
2022-10-01 09:06:22 C 22 23 57.833 +57 43 43.68 V T08
2022-10-01 09:09:02 C 22 23 57.989 +57 43 37.27 V T08