409256 (2004 HO1)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5214603114 ± 4.17e-08
Semi-major axis (a)2.2067319284 AU ± 1.44e-08
Inclination (i)25.74419126° ± 1.52e-05
Long. of Asc. Node (Ω)43.25378744° ± 9.98e-06
Arg. of Perihelion (ω)265.24629211° ± 2.14e-05
Mean Anomaly (M)177.96807260° ± 2.80e-05
Mean Motion (n)0.3006684842°/day ± 2.93e-09
Perihelion dist (q)1.05600881 AU ± 9.22e-08
Aphelion dist (Q)3.35745505 AU ± 9.45e-08
Orbital Period3.27811638 yr ± 3.20e-08
Physical Parameters
H (abs. magnitude)18.42
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.421″
Uncertainty0
Orbit TypeAmor
MOID0.331610 AU
Observations Used152
Oppositions9
Arc Total2004-2017
First Observation Used2004-04-19
Last Observation Used2017-05-22
Observations (175)
Date Type RA Dec Mag Band Observatory
2004-04-19 08:43:23 C 15 25 35.36 -12 14 50.7 19.1 c 704
2004-04-19 08:59:14 C 15 25 34.37 -12 15 06.8 19.5 c 704
2004-04-19 09:15:04 C 15 25 33.62 -12 15 21.1 19.6 c 704
2004-04-19 09:30:55 C 15 25 32.64 -12 15 35.1 19.2 c 704
2004-04-19 09:47:00 C 15 25 31.77 -12 15 49.8 19.3 c 704
2004-04-20 08:33:12 C 15 24 18.35 -12 37 27.2 18.6 c 704
2004-04-20 08:49:03 C 15 24 17.42 -12 37 42.7 19.1 c 704
2004-04-20 09:04:55 C 15 24 16.46 -12 37 58.0 18.8 c 704
2004-04-20 09:20:46 C 15 24 15.55 -12 38 14.0 19.0 c 704
2004-04-20 09:36:37 C 15 24 14.61 -12 38 28.6 19.1 c 704
2004-04-22 08:36:42 C 15 21 28.38 -13 25 24.1 19.1 c 704
2004-04-22 08:51:59 C 15 21 27.40 -13 25 39.4 19.3 c 704
2004-04-22 09:07:27 C 15 21 26.41 -13 25 55.2 18.9 c 704
2004-04-22 09:22:52 C 15 21 25.35 -13 26 11.2 18.6 c 704
2004-04-22 09:38:13 C 15 21 24.35 -13 26 27.2 18.8 c 704
2004-04-23 00:21:49 C 15 20 28.58 -13 41 51.5 r J95
2004-04-23 00:33:51 C 15 20 27.67 -13 42 04.3 r J95
2004-04-23 00:45:04 C 15 20 26.91 -13 42 15.1 r J95
2004-04-23 01:31:28 C 15 20 23.83 -13 43 04.5 r J95
2004-04-23 08:32:40 C 15 19 56.26 -13 50 28.4 o H06
2004-04-23 08:35:28 C 15 19 56.07 -13 50 31.5 o H06
2004-04-23 08:37:46 C 15 19 55.93 -13 50 33.5 18.6 c 704
2004-04-23 08:38:13 C 15 19 55.82 -13 50 35.5 o H06
2004-04-23 08:39:44 C 15 19 55.76 -13 50 35.2 18.8 c 704
2004-04-23 08:52:54 C 15 19 54.91 -13 50 49.4 19.0 c 704
2004-04-23 08:54:24 C 15 19 54.81 -13 50 50.7 19.1 c 704
2004-04-23 09:09:02 C 15 19 53.74 -13 51 06.5 19.2 c 704
2004-04-23 09:10:09 C 15 19 53.68 -13 51 08.3 19.0 c 704
2004-04-23 09:24:07 C 15 19 52.72 -13 51 23.3 19.2 c 704
2004-04-23 09:25:39 C 15 19 52.61 -13 51 24.0 19.0 c 704
2004-04-23 09:38:45 C 15 19 51.66 -13 51 38.6 18.9 c 704
2004-04-23 15:25:18 C 15 19 28.76 -13 57 35.5 r 428
2004-04-23 15:28:43 C 15 19 28.53 -13 57 38.6 r 428
2004-04-23 15:32:09 C 15 19 28.30 -13 57 42.3 r 428
2004-04-23 15:35:52 C 15 19 28.10 -13 57 47.1 r 428
2004-04-24 07:18:31 C 15 18 24.09 -14 15 04.1 18.8 c 704
2004-04-24 07:33:42 C 15 18 23.01 -14 15 21.7 18.9 c 704
2004-04-24 07:48:50 C 15 18 21.88 -14 15 37.9 18.6 c 704
2004-04-24 08:03:51 C 15 18 20.79 -14 15 54.2 18.5 c 704
2004-04-25 10:16:34 C 15 16 28.86 -14 44 52.6 r 474
2004-04-25 10:18:25 C 15 16 28.72 -14 44 55.0 r 474
2004-04-25 10:31:54 C 15 16 27.71 -14 45 10.1 r 474
2004-04-25 12:56:30 C 15 16 16.94 -14 47 57.9 r E14
2004-04-25 13:00:42 C 15 16 16.61 -14 48 02.2 r E14
2004-04-25 13:04:54 C 15 16 16.29 -14 48 07.3 r E14
2004-04-29 07:40:40 C 15 08 54.51 -16 37 55.7 18.7 c 704
2004-04-29 07:54:02 C 15 08 53.25 -16 38 13.7 19.3 c 704
2004-04-29 08:07:51 C 15 08 51.98 -16 38 30.9 18.8 c 704
2004-04-29 08:21:12 C 15 08 50.70 -16 38 47.5 18.9 c 704
2004-04-29 08:34:32 C 15 08 49.51 -16 39 04.7 18.6 c 704