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
2017-05-27 21:23:04 C 14 34 56.58 +31 42 04.6 Q K87
2017-05-27 21:28:49 C 14 34 56.34 +31 42 17.2 q 160
2017-05-27 21:30:49 C 14 34 56.28 +31 42 20.8 q 160
2017-05-27 21:34:49 C 14 34 56.17 +31 42 27.8 q 160
2017-05-27 21:54:58 C 14 34 55.50 +31 43 03.8 Q K87
2017-05-27 22:26:53 C 14 34 54.42 +31 44 02.6 Q K87
2017-05-27 22:58:49 C 14 34 53.35 +31 45 01.3 Q K87
2017-05-27 23:30:44 C 14 34 52.29 +31 45 59.9 Q K87
2017-05-27 23:49:53 C 14 34 51.65 +31 46 34.9 Q K87
2017-05-28 09:41:33 C 14 34 34.83 +32 04 45.9 L T05
2017-05-28 09:58:22 C 14 34 34.23 +32 05 15.7 L T05
2017-05-28 10:28:12 C 14 34 33.23 +32 06 08.4 L T05
2017-05-28 10:33:02 C 14 34 33.06 +32 06 17.2 L T05
2017-05-28 23:23:12 C 14 34 11.90 +32 29 00.4 Q 160
2017-05-28 23:26:10 C 14 34 11.82 +32 29 05.8 Q 160
2017-05-28 23:29:10 C 14 34 11.72 +32 29 11.1 Q 160
2017-05-30 08:01:39 C 14 33 21.18 +33 24 29.0 q 703
2017-05-30 08:08:00 C 14 33 21.00 +33 24 39.7 q 703
2017-05-30 08:14:18 C 14 33 20.83 +33 24 49.7 q 703
2017-05-30 08:20:37 C 14 33 20.64 +33 24 59.2 q 703
2017-05-30 09:23:45 C 14 33 19.657 +33 26 49.03 L F51
2017-05-30 09:43:24 C 14 33 19.059 +33 27 20.92 L F51
2017-05-30 10:02:59 C 14 33 18.467 +33 27 52.62 L F51
2017-05-30 10:22:32 C 14 33 17.884 +33 28 24.05 L F51
2017-05-31 22:14:17 C 14 32 29.58 +34 24 40.5 q 160
2017-05-31 22:17:15 C 14 32 29.52 +34 24 44.8 q 160
2017-05-31 22:20:13 C 14 32 29.43 +34 24 49.3 q 160
2017-06-02 05:37:16 C 14 31 52.64 +35 10 39.3 q G96
2017-06-02 05:43:20 C 14 31 52.49 +35 10 47.9 q G96
2017-06-02 05:49:18 C 14 31 52.35 +35 10 56.3 q G96
2017-06-02 05:55:18 C 14 31 52.22 +35 11 04.8 q G96
2017-06-02 21:56:03 C 14 31 35.25 +35 33 15.5 q 160
2017-06-02 21:59:02 C 14 31 35.18 +35 33 19.4 q 160
2017-06-02 22:01:58 C 14 31 35.10 +35 33 23.4 q 160
2017-06-03 08:56:10 C 14 31 24.29 +35 48 12.9 L T08
2017-06-03 09:33:44 C 14 31 23.50 +35 49 02.5 L T08
2017-06-03 09:49:03 C 14 31 23.18 +35 49 24.0 L T08
2017-06-03 10:14:33 C 14 31 22.62 +35 49 56.0 L T08
2017-06-04 04:41:50 C 14 31 06.33 +36 13 52.3 u H21
2017-06-04 04:49:40 C 14 31 06.20 +36 14 02.4 u H21
2017-06-04 04:56:12 C 14 31 06.05 +36 14 11.0 u H21
2017-06-04 05:02:52 C 14 31 05.94 +36 14 19.4 u H21
2017-06-06 03:30:04 C 14 30 32.27 +37 10 35.4 u H21
2017-06-06 03:35:16 C 14 30 32.18 +37 10 41.5 u H21
2017-06-06 03:42:07 C 14 30 32.13 +37 10 50.5 u H21
2017-06-07 03:47:10 C 14 30 18.79 +37 37 45.4 u H21
2017-06-07 03:50:48 C 14 30 18.73 +37 37 49.5 u H21
2017-06-07 03:56:56 C 14 30 18.62 +37 37 56.0 u H21
2017-06-08 02:59:40 C 14 30 09.02 +38 02 21.1 u H21
2017-06-08 03:04:46 C 14 30 08.97 +38 02 26.3 u H21