2009 HY51

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3062192532 ± 1.45e-06
Semi-major axis (a)1.7101631380 AU ± 2.07e-07
Inclination (i)13.62447146° ± 7.42e-05
Long. of Asc. Node (Ω)62.36642021° ± 3.52e-05
Arg. of Perihelion (ω)81.56001284° ± 8.80e-05
Mean Anomaly (M)191.93275267° ± 3.42e-04
Mean Motion (n)0.4407131046°/day ± 8.00e-08
Perihelion dist (q)1.18647826 AU ± 2.48e-06
Aphelion dist (Q)2.23384802 AU ± 2.49e-06
Orbital Period2.23643516 yr ± 4.06e-07
Physical Parameters
H (abs. magnitude)20.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.268″
Uncertainty0
Orbit TypeAmor
MOID0.314687 AU
Observations Used83
Oppositions6
Arc Total2009-2019
First Observation Used2009-04-23
Last Observation Used2019-12-31
Observations (92)
Date Type RA Dec Mag Band Observatory
2019-11-21 05:37:20 C 03 21 18.90 +13 54 22.0 u 807
2019-11-21 05:45:55 C 03 21 18.13 +13 54 26.4 u 807
2019-11-23 08:04:27 C 03 17 01.12 +14 21 03.7 V V06
2019-11-23 08:06:46 C 03 17 00.92 +14 21 04.1 V V06
2019-11-23 08:09:01 C 03 17 00.74 +14 21 05.5 V V06
2019-11-23 08:11:17 C 03 17 00.53 +14 21 06.7 V V06
2019-11-23 22:53:04 C 03 15 45.56 +14 29 09.8 V J04
2019-11-23 23:07:20 C 03 15 44.28 +14 29 17.8 V J04
2019-11-23 23:21:37 C 03 15 42.99 +14 29 25.6 V J04
2019-11-24 01:01:04 C 03 15 33.74 +14 30 14.4 V 033
2019-11-24 01:06:11 C 03 15 33.29 +14 30 16.6 V 033
2019-11-24 01:11:21 C 03 15 32.84 +14 30 19.3 V 033
2019-11-24 01:16:30 C 03 15 32.38 +14 30 22.0 V 033
2019-11-24 01:21:38 C 03 15 31.96 +14 30 24.8 V 033
2019-11-24 02:48:49 C 03 15 25.68 +14 31 16.8 V H01
2019-11-24 02:59:49 C 03 15 24.71 +14 31 23.0 V H01
2019-11-24 03:10:10 C 03 15 23.53 +14 31 28.0 u H21
2019-11-24 03:10:59 C 03 15 23.71 +14 31 29.3 V H01
2019-11-24 03:23:43 C 03 15 22.58 +14 31 36.4 V H01
2019-11-24 03:27:03 C 03 15 22.01 +14 31 37.2 u H21
2019-11-24 03:32:21 C 03 15 21.54 +14 31 39.9 u H21
2019-11-24 07:12:31 C 03 15 02.08 +14 33 43.5 V G96
2019-11-24 07:19:57 C 03 15 01.40 +14 33 48.4 V G96
2019-11-24 07:25:54 C 03 15 01.639 +14 33 53.91 U F52
2019-11-24 07:27:24 C 03 15 00.78 +14 33 51.4 V G96
2019-11-24 07:34:50 C 03 15 00.03 +14 33 55.9 V G96
2019-11-24 07:42:12 C 03 15 00.178 +14 34 02.91 U F52
2019-11-24 08:14:40 C 03 14 57.242 +14 34 21.08 U F52
2019-11-27 07:09:29 C 03 08 50.554 +15 14 21.08 U F51
2019-11-27 07:10:27 C 03 08 50.458 +15 14 21.51 U F51
2019-11-27 07:28:59 C 03 08 48.784 +15 14 32.22 U F51
2019-11-27 07:29:56 C 03 08 48.702 +15 14 32.96 U F51
2019-11-27 07:48:24 C 03 08 47.031 +15 14 43.44 U F51
2019-11-27 07:49:24 C 03 08 46.938 +15 14 44.36 U F51
2019-11-27 08:07:53 C 03 08 45.267 +15 14 54.94 U F51
2019-12-19 08:28:58 C 02 30 58.977 +20 49 40.20 U F52
2019-12-19 09:07:55 C 02 30 56.952 +20 50 06.26 U F52
2019-12-19 09:26:49 C 02 30 55.993 +20 50 18.43 U F52
2019-12-31 07:46:13 C 02 22 26.236 +24 06 57.35 U F51
2019-12-31 08:04:46 C 02 22 25.932 +24 07 10.19 U F51
2019-12-31 08:23:10 C 02 22 25.651 +24 07 22.87 U F51
2019-12-31 08:41:40 C 02 22 25.371 +24 07 35.79 U F51