216523 (2001 HY7)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4121150699 ± 2.00e+00
Semi-major axis (a)0.9136806710 AU ± 3.00e+00
Inclination (i)5.21104183° ± 4.00e+00
Long. of Asc. Node (Ω)205.04538348° ± 5.00e+00
Arg. of Perihelion (ω)211.33783742° ± 6.00e+00
Mean Anomaly (M)181.42476755° ± 1.42e-05
Mean Motion (n)1.1285495189°/day ± 5.56e+00
Perihelion dist (q)0.53713910 AU ± 2.54e+00
Aphelion dist (Q)1.29022224 AU ± 4.61e+00
Orbital Period0.87335670 yr ± 4.30e+00
NGA Modelr2
A24.44764154e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-27
RMS Residual0.414″
Uncertainty0
Orbit TypeAten
MOID0.035143 AU
Observations Used343
Oppositions3
Arc Total2001-2023
First Observation Used2001-04-15
Last Observation Used2023-06-30
Observations (353)
Date Type RA Dec Mag Band Observatory
2015-05-18 15:30:22 C 14 11 04.01 -02 44 13.3 q D29
2015-05-19 04:29:19 C 14 09 28.31 -02 33 40.8 q H21
2015-05-19 04:37:04 C 14 09 27.30 -02 33 34.5 q H21
2015-05-19 04:45:40 C 14 09 26.20 -02 33 27.7 q H21
2015-05-19 06:11:41 C 14 09 15.73 -02 32 16.0 q 703
2015-05-19 06:21:58 C 14 09 14.39 -02 32 07.7 q 703
2015-05-19 06:32:14 C 14 09 13.06 -02 32 00.0 q 703
2015-05-19 06:42:32 C 14 09 11.73 -02 31 51.2 q 703
2015-05-22 07:55:04 C 14 00 52.877 -01 37 45.15 L F52
2015-05-22 08:17:32 C 14 00 50.334 -01 37 29.97 L F52
2015-05-22 08:40:00 C 14 00 47.780 -01 37 14.74 L F52
2015-05-22 09:02:31 C 14 00 45.227 -01 36 59.60 L F52
2015-05-24 07:37:36 C 13 56 03.793 -01 07 25.83 L F51
2015-05-24 07:53:56 C 13 56 02.107 -01 07 16.08 L F51
2015-05-24 08:10:21 C 13 56 00.413 -01 07 06.19 L F51
2015-05-24 08:26:40 C 13 55 58.725 -01 06 56.52 L F51
2015-06-07 06:36:38 C 13 34 27.947 +00 51 39.22 L F51
2015-06-07 07:07:37 C 13 34 26.634 +00 51 44.02 L F51
2015-06-07 07:24:33 C 13 34 25.938 +00 51 46.41 L F51
2015-06-07 07:41:27 C 13 34 25.212 +00 51 48.93 L F51
2015-06-08 06:29:17 C 13 33 38.270 +00 54 55.33 L F51
2015-06-08 06:46:09 C 13 33 37.611 +00 54 57.38 L F51
2015-06-08 07:03:02 C 13 33 36.954 +00 54 59.53 L F51
2016-05-17 13:48:46 C 20 16 49.274 -07 57 37.04 L F51
2016-05-17 14:12:17 C 20 16 50.750 -07 57 14.57 L F51
2016-05-17 14:24:00 C 20 16 51.482 -07 57 02.93 L F51
2016-06-05 08:18:22 C 20 48 24.41 +01 53 12.9 R G45
2016-06-05 08:25:52 C 20 48 24.91 +01 53 26.9 R G45
2016-06-05 08:48:14 C 20 48 26.44 +01 54 06.4 R G45
2016-06-05 08:55:33 C 20 48 26.97 +01 54 19.7 R G45
2016-06-18 07:18:57 C 21 16 34.13 +14 27 51.6 u H21
2016-06-18 07:26:00 C 21 16 34.87 +14 28 15.0 u H21
2016-06-18 07:33:34 C 21 16 35.71 +14 28 40.1 u H21
2016-06-18 07:41:08 C 21 16 36.51 +14 29 05.2 u H21
2016-06-18 07:48:41 C 21 16 37.30 +14 29 30.4 u H21
2016-06-20 08:21:12 C 21 22 36.09 +17 19 04.6 u H21
2016-06-20 08:27:56 C 21 22 36.92 +17 19 29.1 u H21
2016-06-20 08:34:23 C 21 22 37.68 +17 19 53.0 u H21
2021-05-07 03:40:26 C 09 28 51.00 +14 03 47.8 V G96
2021-05-07 03:56:34 C 09 28 53.85 +14 03 39.2 V G96
2021-05-07 04:04:37 C 09 28 55.25 +14 03 35.2 V G96
2022-04-25 10:57:37 C 16 18 37.735 -14 49 04.33 V G96
2022-04-25 11:05:06 C 16 18 36.554 -14 48 56.34 V G96
2022-04-25 11:12:34 C 16 18 35.406 -14 48 48.49 V G96
2022-04-25 11:20:04 C 16 18 34.232 -14 48 40.90 V G96
2022-04-30 23:25:07 C 15 57 41.19 -12 22 45.9 X C95
2022-04-30 23:34:58 C 15 57 39.44 -12 22 33.9 X C95
2022-04-30 23:43:51 C 15 57 37.94 -12 22 23.3 X C95
2022-05-03 07:05:42 C 15 48 12.809 -11 17 07.69 V W68
2022-05-03 07:11:19 C 15 48 11.834 -11 17 00.13 V W68