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
2005-07-02 05:38:43 C 15 40 14.05 -02 24 08.1 r 703
2005-07-02 05:48:00 C 15 40 14.05 -02 24 33.1 r 703
2005-07-02 23:10:26 C 15 40 15.33 -03 11 08.6 r 941
2005-07-02 23:11:02 C 15 40 15.33 -03 11 10.0 r 941
2005-07-02 23:11:38 C 15 40 15.34 -03 11 11.8 r 941
2005-07-02 23:12:14 C 15 40 15.34 -03 11 13.2 r 941
2005-07-02 23:12:50 C 15 40 15.34 -03 11 14.9 r 941
2005-07-05 05:20:36 C 15 40 29.97 -05 31 53.8 18.9 c 704
2005-07-05 05:35:45 C 15 40 29.97 -05 32 32.6 19.2 c 704
2005-07-05 05:50:56 C 15 40 30.02 -05 33 11.7 18.9 c 704
2005-07-05 06:06:07 C 15 40 30.08 -05 33 48.8 19.4 c 704
2005-07-05 06:21:16 C 15 40 30.15 -05 34 28.9 19.0 c 704
2008-02-26 12:42:46 C 18 30 34.37 -02 22 44.1 o 291
2008-02-26 12:48:03 C 18 30 35.02 -02 22 46.4 o 291
2008-02-26 12:53:39 C 18 30 35.68 -02 22 49.2 o 291
2012-11-20 07:08:30 C 05 20 55.85 -01 09 05.2 u 807
2012-11-20 07:14:17 C 05 20 55.55 -01 09 04.7 u 807
2012-11-20 07:20:03 C 05 20 55.25 -01 09 03.6 u 807
2012-11-20 07:25:50 C 05 20 54.95 -01 09 02.7 u 807
2012-11-20 07:31:37 C 05 20 54.66 -01 09 01.9 u 807
2015-12-14 08:41:08 C 07 16 19.11 +22 11 08.1 R G45
2015-12-14 08:48:16 C 07 16 18.83 +22 11 14.7 R G45
2015-12-14 08:55:20 C 07 16 18.44 +22 11 20.7 R G45
2015-12-14 09:10:09 C 07 16 17.80 +22 11 35.9 R G45
2015-12-16 09:13:57 C 07 14 03.77 +23 00 05.3 q G96
2015-12-16 09:20:34 C 07 14 03.39 +23 00 11.9 q G96
2015-12-16 09:27:12 C 07 14 03.04 +23 00 18.6 q G96
2015-12-16 09:33:47 C 07 14 02.69 +23 00 25.3 q G96
2015-12-19 07:31:17 C 07 10 23.49 +24 14 25.1 q 703
2015-12-19 07:36:20 C 07 10 23.25 +24 14 29.9 q 703
2015-12-19 07:41:22 C 07 10 23.11 +24 14 32.4 q 703
2015-12-19 08:55:10 C 07 10 18.63 +24 15 56.3 q G96
2015-12-19 09:02:47 C 07 10 18.21 +24 16 04.5 q G96
2015-12-19 09:10:26 C 07 10 17.75 +24 16 13.0 q G96
2015-12-19 09:18:04 C 07 10 17.30 +24 16 21.3 q G96
2015-12-20 17:04:49 C 07 08 27.99 +24 51 15.7 q D29
2015-12-20 17:28:57 C 07 08 26.53 +24 51 42.5 q D29
2015-12-20 17:53:04 C 07 08 24.98 +24 52 08.8 q D29
2015-12-29 16:27:20 C 06 53 35.48 +29 03 57.0 q D29
2015-12-29 16:49:23 C 06 53 33.64 +29 04 24.3 q D29
2015-12-31 15:43:24 C 06 49 46.76 +30 01 54.9 q D29
2015-12-31 16:08:49 C 06 49 44.63 +30 02 26.1 q D29
2015-12-31 16:34:13 C 06 49 42.40 +30 02 57.4 q D29
2016-01-02 08:41:23 C 06 46 19.82 +30 52 25.6 q G96
2016-01-02 08:48:44 C 06 46 19.16 +30 52 34.8 q G96
2016-01-02 08:56:04 C 06 46 18.53 +30 52 43.6 q G96
2016-01-02 09:03:24 C 06 46 17.87 +30 52 52.2 q G96
2016-01-05 07:58:11 C 06 40 03.53 +32 20 20.4 q H45
2016-01-05 08:00:47 C 06 40 03.27 +32 20 24.0 q H45
2016-01-05 08:03:12 C 06 40 03.04 +32 20 27.4 q H45