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
2008-04-26 22:48:58 C 14 51 31.77 -10 12 17.1 o 151
2008-04-26 22:51:04 C 14 51 31.33 -10 12 14.1 o 151
2008-04-26 22:53:11 C 14 51 30.90 -10 12 11.2 o 151
2008-04-29 07:12:44 C 14 41 00.11 -08 51 20.0 18.3 c 704
2008-04-29 07:27:36 C 14 40 57.21 -08 50 58.3 18.6 c 704
2008-04-29 07:42:31 C 14 40 54.39 -08 50 37.2 18.2 c 704
2008-04-29 07:57:26 C 14 40 51.48 -08 50 16.4 18.6 c 704
2008-04-29 08:12:21 C 14 40 48.64 -08 49 55.3 18.9 c 704
2008-04-29 08:12:21 C 14 40 48.75 -08 49 54.4 r G96
2008-04-29 08:21:15 C 14 40 47.02 -08 49 41.8 r G96
2008-04-29 08:38:38 C 14 40 43.71 -08 49 17.1 r G96
2008-04-30 07:03:11 C 14 36 40.36 -08 17 57.6 18.7 c 704
2008-04-30 07:17:43 C 14 36 37.63 -08 17 37.0 18.8 c 704
2008-04-30 07:32:13 C 14 36 34.86 -08 17 16.8 19.0 c 704
2008-04-30 07:46:47 C 14 36 32.12 -08 16 55.6 18.8 c 704
2008-04-30 08:01:20 C 14 36 29.39 -08 16 35.9 18.9 c 704
2008-05-01 21:24:02 C 14 29 53.88 -07 25 41.8 c 560
2008-05-01 21:25:20 C 14 29 53.61 -07 25 40.0 c 560
2008-05-01 21:27:18 C 14 29 53.22 -07 25 37.6 c 560
2008-05-02 01:10:03 C 14 29 13.10 -07 20 40.5 o 204
2008-05-02 01:16:17 C 14 29 11.98 -07 20 32.1 o 204
2008-05-02 01:21:32 C 14 29 11.05 -07 20 24.9 o 204
2008-05-05 20:41:43 C 14 14 09.92 -05 24 44.9 o 151
2008-05-05 20:45:36 C 14 14 09.28 -05 24 40.6 o 151
2008-05-05 20:49:27 C 14 14 08.65 -05 24 35.9 o 151
2008-05-08 06:13:24 C 14 05 33.05 -04 19 03.2 19.5 c 704
2008-05-08 06:28:14 C 14 05 30.85 -04 18 48.1 19.6 c 704
2008-05-08 06:43:04 C 14 05 28.62 -04 18 32.1 19.5 c 704
2008-05-08 06:57:51 C 14 05 26.33 -04 18 15.6 19.6 c 704
2008-05-08 07:12:45 C 14 05 24.11 -04 18 00.8 19.7 c 704
2009-05-17 08:24:38 C 19 54 23.05 -08 49 05.6 o H55
2009-05-17 09:01:01 C 19 54 24.43 -08 48 31.9 o H55
2009-05-17 09:18:13 C 19 54 25.11 -08 48 16.8 o H55
2009-06-06 06:45:09 C 20 09 05.55 +01 18 26.9 o H55
2009-06-06 06:48:59 C 20 09 05.57 +01 18 34.3 o H55
2009-06-06 06:50:59 C 20 09 05.58 +01 18 37.7 o H55
2009-06-19 05:51:43 C 20 09 05.58 +13 56 52.7 o H55
2009-06-19 05:55:26 C 20 09 05.48 +13 57 05.4 o H55
2009-06-19 06:03:29 C 20 09 05.22 +13 57 32.7 o H55
2009-06-23 22:44:02 C 20 05 36.43 +21 16 44.0 w J28
2009-06-23 22:56:08 C 20 05 35.79 +21 17 38.7 w J28
2009-06-26 04:05:18 C 20 02 50.55 +25 34 44.7 o H26
2009-06-26 04:09:59 C 20 02 50.26 +25 35 09.7 o H26
2009-06-26 04:12:19 C 20 02 50.09 +25 35 22.4 o H26
2009-06-26 04:16:58 C 20 02 49.75 +25 35 47.2 o H26
2009-06-26 04:19:18 C 20 02 49.58 +25 35 59.6 o H26
2009-06-26 04:23:58 C 20 02 49.27 +25 36 25.6 o H26
2009-06-27 22:18:41 C 19 59 56.56 +29 27 21.6 r A13
2009-06-27 22:50:38 C 19 59 53.81 +29 30 28.7 r A13
2009-07-04 00:54:57 C 19 41 14.82 +46 51 04.1 o J95