455736 (2005 HC3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3733307619 ± 3.21e-08
Semi-major axis (a)1.9825391510 AU ± 1.82e-09
Inclination (i)32.04101418° ± 7.37e-06
Long. of Asc. Node (Ω)94.67505541° ± 5.06e-06
Arg. of Perihelion (ω)107.50003676° ± 1.27e-05
Mean Anomaly (M)137.36029391° ± 8.09e-06
Mean Motion (n)0.3530852841°/day ± 4.86e-10
Perihelion dist (q)1.24239630 AU ± 6.36e-08
Aphelion dist (Q)2.72268200 AU ± 6.37e-08
Orbital Period2.79146803 yr ± 3.84e-09
Physical Parameters
H (abs. magnitude)17.86
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.328″
Uncertainty0
Orbit TypeAmor
MOID0.432301 AU
Observations Used417
Oppositions13
Arc Total2005-2025
First Observation Used2005-04-16
Last Observation Used2025-07-27
Observations (436)
Date Type RA Dec Mag Band Observatory
2005-05-07 00:14:37 C 16 57 03.94 +54 29 12.8 19.1 o 130
2005-05-13 12:14:31 C 16 43 46.72 +51 11 48.5 o F65
2005-05-13 12:15:36 C 16 43 46.59 +51 11 47.1 o F65
2005-05-13 12:16:47 C 16 43 46.48 +51 11 45.0 o F65
2005-05-15 08:18:36 C 16 39 54.18 +50 04 52.3 r 703
2005-05-15 08:30:20 C 16 39 52.88 +50 04 33.4 r 703
2005-05-15 08:41:58 C 16 39 51.98 +50 04 15.7 r 703
2005-05-15 08:53:28 C 16 39 50.90 +50 03 58.2 r 703
2005-05-23 00:13:47 C 16 23 51.64 +44 26 43.4 r J95
2005-05-23 00:20:13 C 16 23 51.04 +44 26 30.0 r J95
2005-05-23 00:26:25 C 16 23 50.43 +44 26 17.1 r J95
2005-05-24 21:09:14 C 16 20 06.41 +42 49 05.1 o 198
2005-05-24 21:13:07 C 16 20 06.08 +42 48 56.4 o 198
2005-05-24 21:14:36 C 16 20 05.95 +42 48 53.2 o 198
2005-05-24 21:17:23 C 16 20 05.71 +42 48 47.1 o 198
2005-05-24 21:23:22 C 16 20 05.19 +42 48 33.9 o 198
2005-05-25 22:15:47 C 16 18 02.49 +41 51 55.7 o 198
2005-05-25 22:18:51 C 16 18 02.23 +41 51 48.7 o 198
2005-05-25 22:20:22 C 16 18 02.10 +41 51 45.1 o 198
2005-05-25 22:22:40 C 16 18 01.90 +41 51 39.8 o 198
2005-05-25 22:26:30 C 16 18 01.57 +41 51 31.0 o 198
2005-05-26 20:50:47 C 16 16 13.41 +40 58 54.4 c A48
2005-05-26 20:53:53 C 16 16 13.30 +40 58 47.1 c A48
2005-05-26 20:57:00 C 16 16 12.91 +40 58 40.1 c A48
2005-05-26 21:00:06 C 16 16 12.70 +40 58 32.9 c A48
2005-05-27 21:30:16 C 16 14 15.80 +39 59 18.4 r A35
2005-05-27 21:31:27 C 16 14 15.71 +39 59 15.7 r A35
2005-05-27 21:32:37 C 16 14 15.61 +39 59 12.8 r A35
2005-05-27 21:36:06 C 16 14 15.34 +39 59 04.3 r A35
2005-05-30 06:49:42 C 16 09 51.80 +37 34 09.3 17.6 c 704
2005-05-30 07:04:57 C 16 09 50.57 +37 33 29.4 17.9 c 704
2005-05-30 07:20:06 C 16 09 49.35 +37 32 50.8 19.4 c 704
2005-05-30 07:35:27 C 16 09 48.12 +37 32 09.7 18.2 c 704
2005-05-30 09:19:56 C 16 09 39.93 +37 27 33.6 o 699
2005-05-30 09:43:53 C 16 09 38.06 +37 26 30.2 o 699
2005-05-30 10:07:44 C 16 09 36.15 +37 25 27.6 o 699
2005-05-30 10:31:43 C 16 09 34.27 +37 24 23.7 o 699
2005-05-31 07:31:12 C 16 08 02.05 +36 28 44.0 r H45
2005-05-31 07:38:24 C 16 08 01.46 +36 28 25.3 r H45
2005-05-31 07:41:55 C 16 08 01.20 +36 28 15.9 r H45
2005-05-31 07:49:12 C 16 08 00.63 +36 27 56.4 r H45
2005-06-06 21:39:18 C 15 57 35.41 +28 54 14.6 c 560
2005-06-06 21:45:44 C 15 57 35.00 +28 53 55.1 c 560
2005-06-06 21:51:35 C 15 57 34.64 +28 53 37.4 c 560
2005-06-07 21:07:22 C 15 56 14.11 +27 42 21.0 c A53
2005-06-07 21:13:24 C 15 56 13.80 +27 42 01.7 c A53
2005-06-07 21:18:38 C 15 56 13.43 +27 41 44.8 c A53
2005-06-07 21:37:17 C 15 56 12.32 +27 40 45.8 r A13
2005-06-07 21:40:27 C 15 56 12.12 +27 40 35.9 r A13
2005-06-07 21:43:39 C 15 56 11.92 +27 40 26.4 r A13