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
2016-01-05 08:05:49 C 06 40 02.80 +32 20 29.9 q H45
2016-01-05 08:10:15 C 06 40 02.41 +32 20 35.5 q H45
2016-01-08 03:54:48 C 06 33 48.51 +33 43 20.7 q 204
2016-01-08 04:07:20 C 06 33 47.34 +33 43 36.6 q 204
2016-01-17 08:18:18 C 06 12 40.78 +37 58 09.2 q H45
2016-01-17 08:21:06 C 06 12 40.62 +37 58 12.3 q H45
2016-01-17 08:23:11 C 06 12 40.31 +37 58 14.2 q H45
2016-01-17 08:25:02 C 06 12 40.16 +37 58 16.8 q H45
2016-01-17 08:26:26 C 06 12 40.02 +37 58 17.9 q H45
2016-01-17 08:28:18 C 06 12 39.88 +37 58 20.5 q H45
2018-12-20 15:13:21 C 12 07 15.170 +29 42 40.12 U F51
2018-12-20 15:21:10 C 12 07 16.384 +29 42 44.94 U F51
2018-12-20 15:29:00 C 12 07 17.592 +29 42 49.72 U F51
2018-12-20 15:36:56 C 12 07 18.815 +29 42 54.49 U F51
2019-01-03 12:11:26 C 13 02 53.48 +33 12 51.1 I41
2019-01-03 12:12:47 C 13 02 53.70 +33 12 52.0 I41
2019-01-03 12:52:55 C 13 03 00.69 +33 13 17.8 I41
2019-01-03 12:55:36 C 13 03 01.15 +33 13 19.4 I41
2019-01-04 11:53:32 C 13 07 05.34 +33 28 03.5 V G96
2019-01-04 12:15:56 C 13 07 09.27 +33 28 18.0 V G96
2019-01-04 13:02:53 C 13 07 17.49 +33 28 48.3 V G96
2019-01-04 13:13:42 C 13 07 19.39 +33 28 55.3 V G96
2019-01-28 12:55:16 C 14 54 38.21 +38 47 59.4 V G96
2019-01-28 12:59:25 C 14 54 38.98 +38 48 01.2 V G96
2019-01-28 13:03:33 C 14 54 39.75 +38 48 02.9 V G96
2019-01-28 13:07:42 C 14 54 40.49 +38 48 04.6 V G96
2019-02-11 10:37:17 C 15 54 49.40 +40 31 42.8 V 703
2019-02-11 10:44:57 C 15 54 50.78 +40 31 44.4 V 703
2019-02-11 10:56:28 C 15 54 52.60 +40 31 46.4 V 703
2019-02-11 11:04:10 C 15 54 53.92 +40 31 48.3 V 703
2019-04-02 10:07:19 C 18 14 29.12 +39 25 32.5 U I41
2019-04-02 10:37:44 C 18 14 30.89 +39 25 25.1 U I41
2019-04-02 11:13:06 C 18 14 32.92 +39 25 16.3 U I41
2019-04-02 11:19:14 C 18 14 33.28 +39 25 14.9 U I41
2019-04-07 11:12:19 C 18 21 10.14 +38 50 25.1 V 703
2019-04-07 11:17:40 C 18 21 10.31 +38 50 23.2 V 703
2019-04-07 11:23:02 C 18 21 10.58 +38 50 20.9 V 703
2019-04-07 11:28:23 C 18 21 10.80 +38 50 20.5 V 703
2019-04-13 08:53:32 C 18 27 16.60 +38 00 16.5 U I41
2019-04-13 09:26:15 C 18 27 17.70 +38 00 04.6 U I41
2019-04-13 10:08:54 C 18 27 19.15 +37 59 48.6 U I41
2019-04-13 10:54:12 C 18 27 20.62 +37 59 31.6 U I41
2019-04-23 10:41:19 C 18 33 18.41 +36 05 23.1 V 703
2019-04-23 10:49:01 C 18 33 18.51 +36 05 19.5 V 703
2019-04-23 10:56:45 C 18 33 18.55 +36 05 14.2 V 703
2019-04-23 11:04:31 C 18 33 18.64 +36 05 09.9 V 703
2019-04-30 13:50:21 C 18 34 03.26 +34 13 22.7 V T05
2019-04-30 14:08:37 C 18 34 03.11 +34 13 10.0 V T05
2019-04-30 14:26:20 C 18 34 02.94 +34 12 56.7 V T05
2019-04-30 14:44:17 C 18 34 02.78 +34 12 42.9 V T05