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
2019-05-02 13:20:12 C 18 33 42.86 +33 36 20.0 V T08
2019-05-02 14:17:47 C 18 33 42.00 +33 35 35.6 V T08
2019-05-02 14:19:44 C 18 33 41.96 +33 35 34.8 V T08
2019-05-02 14:33:47 C 18 33 41.78 +33 35 22.5 V T08
2019-05-04 14:03:11 C 18 33 06.18 +32 55 13.3 V T05
2019-05-04 14:16:34 C 18 33 05.94 +32 55 01.5 V T05
2019-05-04 14:30:54 C 18 33 05.64 +32 54 49.1 V T05
2019-05-04 14:47:06 C 18 33 05.28 +32 54 33.5 V T05
2019-05-06 13:15:51 C 18 32 16.05 +32 12 00.8 V T08
2019-05-06 13:23:06 C 18 32 15.89 +32 11 54.0 V T08
2019-05-06 13:37:12 C 18 32 15.58 +32 11 40.7 V T08
2019-05-06 13:50:46 C 18 32 15.18 +32 11 27.9 V T08
2019-05-07 01:56:41 C 18 32 00.07 +31 59 42.0 q 160
2019-05-07 02:00:32 C 18 31 59.95 +31 59 37.9 q 160
2019-05-07 02:04:21 C 18 31 59.81 +31 59 35.0 q 160
2019-05-09 09:35:07 C 18 30 37.27 +31 03 00.2 U I41
2019-05-09 10:38:57 C 18 30 35.20 +31 01 52.6 U I41
2019-05-09 10:40:16 C 18 30 35.16 +31 01 51.2 U I41
2019-05-09 11:05:32 C 18 30 34.33 +31 01 24.2 U I41
2019-05-12 11:35:52 C 18 28 15.27 +29 38 53.9 V T05
2019-05-12 11:59:58 C 18 28 14.29 +29 38 25.1 V T05
2019-05-12 12:10:14 C 18 28 13.89 +29 38 13.1 V T05
2019-05-16 00:50:12 C 18 24 46.98 +27 48 12.3 q 160
2019-05-16 00:54:05 C 18 24 46.80 +27 48 06.7 q 160
2019-05-16 00:58:01 C 18 24 46.58 +27 48 01.5 q 160
2019-05-16 11:37:25 C 18 24 17.50 +27 33 11.6 V T05
2019-05-16 11:45:02 C 18 24 17.10 +27 33 00.6 V T05
2019-05-16 12:08:55 C 18 24 15.90 +27 32 27.0 V T05
2019-05-16 12:14:02 C 18 24 15.64 +27 32 19.8 V T05
2019-05-26 12:03:14 C 18 10 13.23 +20 42 32.3 V T08
2019-05-26 12:29:31 C 18 10 11.21 +20 41 39.6 V T08
2019-05-26 12:45:24 C 18 10 10.01 +20 41 07.5 V T08
2019-05-26 13:03:10 C 18 10 08.67 +20 40 31.4 V T08
2019-06-01 00:01:17 C 18 00 20.52 +15 52 39.3 q 160
2019-06-01 00:05:21 C 18 00 20.16 +15 52 29.6 q 160
2019-06-01 00:09:25 C 18 00 19.82 +15 52 20.2 q 160
2019-06-01 08:39:44 C 17 59 39.17 +15 32 08.7 U I41
2019-06-01 08:41:02 C 17 59 39.06 +15 32 05.6 U I41
2019-06-01 09:04:34 C 17 59 37.06 +15 31 09.3 U I41
2019-06-01 09:42:04 C 17 59 34.72 +15 29 44.0 V T05
2019-06-01 09:46:36 C 17 59 33.53 +15 29 29.1 V 654
2019-06-01 09:55:53 C 17 59 33.54 +15 29 11.0 V T05
2019-06-01 10:00:28 C 17 59 32.31 +15 28 55.6 U I41
2019-06-01 10:21:07 C 17 59 30.60 +15 28 06.3 V 654
2019-06-01 10:21:27 C 17 59 31.38 +15 28 10.3 V T05
2019-06-01 10:29:36 C 17 59 29.84 +15 27 45.7 U I41
2019-06-01 11:25:31 C 17 59 25.12 +15 25 31.2 U I41
2019-06-02 00:42:39 C 17 58 21.63 +14 53 26.2 q 160
2019-06-02 00:45:21 C 17 58 21.41 +14 53 19.5 q 160
2019-06-02 00:49:09 C 17 58 21.07 +14 53 10.5 q 160