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
2004-10-08 13:14:11 C 01 24 03.03 -49 40 26.2 r E17
2004-10-08 13:32:49 C 01 24 00.09 -49 39 26.3 r E17
2004-10-09 13:06:35 C 01 20 15.23 -48 23 34.8 r E12
2004-10-09 13:21:10 C 01 20 12.84 -48 22 47.0 r E12
2004-10-09 13:35:37 C 01 20 10.49 -48 22 01.1 r E12
2004-10-09 13:50:05 C 01 20 08.08 -48 21 13.6 r E12
2004-11-05 03:51:33 C 00 33 38.63 -16 36 52.4 19.5 c 704
2004-11-05 04:08:51 C 00 33 38.29 -16 36 11.0 19.3 c 704
2004-11-05 04:26:09 C 00 33 37.92 -16 35 29.9 19.0 c 704
2004-12-10 02:29:00 C 00 44 46.98 +05 33 00.4 d 291
2004-12-10 02:34:36 C 00 44 47.19 +05 33 06.3 d 291
2004-12-10 02:40:30 C 00 44 47.36 +05 33 12.5 d 291
2007-03-11 08:31:15 C 13 06 08.29 +26 02 34.1 o 291
2007-03-11 08:39:56 C 13 06 07.83 +26 02 37.7 o 291
2007-03-11 08:48:46 C 13 06 07.45 +26 02 40.3 o 291
2010-03-08 05:53:40 C 11 33 54.94 +40 23 41.5 o H21
2010-03-08 06:12:06 C 11 33 53.78 +40 23 44.2 o H21
2014-09-07 21:43:10 S 04 53 27.95 +13 42 57.7 L C51
2014-09-08 00:52:35 S 04 53 33.571 +13 45 16.09 L C51
2014-09-08 04:02:00 S 04 53 39.175 +13 47 35.74 L C51
2014-09-08 07:11:25 S 04 53 44.98 +13 49 54.1 L C51
2014-09-08 11:55:39 S 04 53 53.17 +13 53 24.6 L C51
2014-09-08 13:30:15 S 04 53 55.95 +13 54 35.9 L C51
2014-09-09 03:42:44 S 04 54 20.31 +14 05 06.3 L C51
2014-10-02 11:24:06 C 04 57 49.40 +21 12 34.4 q 448
2014-10-02 11:59:32 C 04 57 48.59 +21 13 03.4 q 448
2014-10-04 11:43:24 C 04 56 47.45 +21 51 01.8 q G96
2014-10-04 11:58:05 C 04 56 47.06 +21 51 13.6 q G96
2014-10-04 12:05:26 C 04 56 46.83 +21 51 19.3 q G96
2014-10-25 10:44:02 C 04 31 26.31 +28 24 56.9 R G45
2014-10-25 10:58:44 C 04 31 25.13 +28 25 07.2 R G45
2014-10-25 11:32:09 C 04 31 22.42 +28 25 32.1 R G45
2014-10-25 12:02:49 C 04 31 20.10 +28 25 53.9 R G45
2014-12-01 07:22:19 C 03 11 43.13 +34 28 15.9 q G96
2014-12-01 07:28:44 C 03 11 42.71 +34 28 17.7 q G96
2014-12-01 07:35:15 C 03 11 42.18 +34 28 16.6 q G96
2014-12-01 07:41:46 C 03 11 41.68 +34 28 18.5 q G96
2017-03-31 08:27:16 C 14 07 18.25 +10 58 00.0 q G96
2017-03-31 08:34:57 C 14 07 17.78 +10 58 01.4 q G96
2017-03-31 08:41:02 C 14 07 17.38 +10 58 02.0 q G96
2017-03-31 08:47:15 C 14 07 17.13 +10 58 02.4 q G96
2017-04-06 08:57:00 C 13 58 22.68 +11 05 45.8 q G96
2017-04-06 09:03:07 C 13 58 22.24 +11 05 46.1 q G96
2017-04-06 09:09:15 C 13 58 21.85 +11 05 46.5 q G96
2017-04-06 09:15:22 C 13 58 21.39 +11 05 46.1 q G96
2017-04-15 08:46:56 C 13 42 16.68 +10 57 24.2 q G96
2017-04-15 08:53:03 C 13 42 16.18 +10 57 23.2 q G96
2017-04-15 08:59:11 C 13 42 15.65 +10 57 22.5 q G96
2017-04-15 09:05:18 C 13 42 15.16 +10 57 21.9 q G96
2017-04-29 14:13:44 C 13 12 49.84 +09 35 23.8 q D29