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
2005-04-16 08:17:35 C 17 25 16.60 +60 01 39.5 19.7 c 704
2005-04-16 08:33:09 C 17 25 16.15 +60 01 34.9 19.7 c 704
2005-04-16 08:48:06 C 17 25 15.80 +60 01 30.4 19.8 c 704
2005-04-16 09:03:33 C 17 25 15.34 +60 01 23.7 19.8 c 704
2005-04-18 09:50:06 C 17 23 48.70 +59 42 45.3 19.0 c 704
2005-04-18 10:03:10 C 17 23 48.13 +59 42 39.2 19.4 c 704
2005-04-18 10:16:33 C 17 23 47.68 +59 42 34.2 18.9 c 704
2005-04-18 10:30:23 C 17 23 47.13 +59 42 28.5 19.5 c 704
2005-04-18 10:43:28 C 17 23 46.40 +59 42 23.3 19.5 c 704
2005-04-19 01:03:58 C 17 23 17.35 +59 36 22.0 c A50
2005-04-19 01:09:04 C 17 23 17.21 +59 36 20.8 c A50
2005-04-19 01:14:12 C 17 23 17.02 +59 36 18.7 c A50
2005-04-19 01:19:18 C 17 23 16.83 +59 36 16.1 c A50
2005-04-19 01:22:23 C 17 23 16.64 +59 36 14.2 c A50
2005-04-19 06:32:31 C 17 23 06.93 +59 33 59.9 c 854
2005-04-19 06:39:27 C 17 23 06.78 +59 33 58.4 c 854
2005-04-19 06:47:43 C 17 23 06.35 +59 33 54.1 c 854
2005-04-19 08:29:17 C 17 23 02.27 +59 33 14.4 c 701
2005-04-19 09:04:29 C 17 23 00.84 +59 33 00.5 c 701
2005-04-19 09:39:52 C 17 22 59.38 +59 32 46.1 c 701
2005-04-19 10:22:37 C 17 22 57.40 +59 32 27.9 18.7 c 704
2005-04-19 10:35:47 C 17 22 56.85 +59 32 22.2 19.3 c 704
2005-04-19 10:48:58 C 17 22 56.25 +59 32 16.0 19.1 c 704
2005-04-19 11:02:09 C 17 22 55.70 +59 32 11.3 19.6 c 704
2005-04-19 11:15:19 C 17 22 55.16 +59 32 05.2 19.5 c 704
2005-04-20 01:56:40 C 17 22 22.88 +59 25 32.3 o J95
2005-04-20 02:07:49 C 17 22 22.33 +59 25 27.3 o J95
2005-04-20 02:18:52 C 17 22 21.81 +59 25 22.3 o J95
2005-04-21 09:39:56 C 17 21 05.35 +59 10 50.3 19.0 c 704
2005-04-21 09:41:14 C 17 21 05.29 +59 10 50.0 18.8 c 704
2005-04-21 09:52:47 C 17 21 04.75 +59 10 45.1 19.3 c 704
2005-04-21 09:54:05 C 17 21 04.77 +59 10 44.0 19.3 c 704
2005-04-21 10:05:36 C 17 21 04.14 +59 10 39.0 19.5 c 704
2005-04-21 10:06:54 C 17 21 04.08 +59 10 37.7 19.4 c 704
2005-04-21 10:31:19 C 17 21 02.71 +59 10 26.9 19.5 c 704
2005-04-22 01:00:20 C 17 20 25.43 +59 03 11.6 o J95
2005-04-22 01:17:07 C 17 20 24.67 +59 03 04.9 o J95
2005-04-22 01:28:44 C 17 20 24.00 +59 02 58.1 o J95
2005-04-28 08:29:50 C 17 12 13.38 +57 32 45.0 18.8 c 704
2005-04-28 08:45:01 C 17 12 12.34 +57 32 36.5 19.4 c 704
2005-04-28 08:59:26 C 17 12 11.17 +57 32 25.5 19.1 c 704
2005-04-28 09:14:43 C 17 12 10.33 +57 32 14.6 19.7 c 704
2005-04-28 09:29:13 C 17 12 09.23 +57 32 04.5 19.1 c 704
2005-05-02 06:40:59 C 17 05 50.78 +56 19 15.5 c 673
2005-05-02 06:44:49 C 17 05 50.51 +56 19 12.5 c 673
2005-05-02 07:00:01 C 17 05 49.35 +56 19 00.0 c 673
2005-05-02 07:05:19 C 17 05 48.93 +56 18 55.5 c 673
2005-05-07 00:01:09 C 16 57 05.18 +54 29 26.9 19.0 o 130
2005-05-07 00:05:31 C 16 57 04.79 +54 29 22.5 19.0 o 130
2005-05-07 00:09:54 C 16 57 04.38 +54 29 17.7 19.1 o 130