427684 (2004 DH2)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4003130574 ± 2.00e+00
Semi-major axis (a)0.9443108695 AU ± 3.00e+00
Inclination (i)23.02003894° ± 4.00e+00
Long. of Asc. Node (Ω)157.28638974° ± 5.00e+00
Arg. of Perihelion (ω)216.14494389° ± 6.00e+00
Mean Anomaly (M)1.55689605° ± 7.79e-05
Mean Motion (n)1.0740878235°/day ± 5.12e+00
Perihelion dist (q)0.56629090 AU ± 2.61e+00
Aphelion dist (Q)1.32233084 AU ± 4.61e+00
Orbital Period0.91764031 yr ± 4.37e+00
NGA Modelr2
A21.48373255e-06 AU/d²
Physical Parameters
H (abs. magnitude)20.22
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-29
RMS Residual0.350″
Uncertainty0
Orbit TypeAten
MOID0.125306 AU
Observations Used197
Oppositions2
Arc Total2004-2025
First Observation Used2004-02-17
Last Observation Used2025-03-30
Observations (204)
Date Type RA Dec Mag Band Observatory
2005-02-12 09:01:52 C 14 38 08.89 -04 07 54.6 o 809
2005-02-12 09:07:30 C 14 38 09.13 -04 07 46.4 o 809
2005-02-12 09:13:00 C 14 38 09.36 -04 07 38.6 o 809
2005-02-13 06:41:39 C 14 39 08.14 -03 36 42.2 o 809
2005-02-13 06:50:52 C 14 39 08.53 -03 36 29.0 o 809
2005-02-13 06:59:35 C 14 39 08.88 -03 36 16.2 o 809
2005-02-13 07:08:04 C 14 39 09.23 -03 36 03.8 o 809
2006-04-09 08:16:16 C 17 23 52.39 +30 04 15.3 d 291
2006-04-09 08:30:19 C 17 23 53.10 +30 04 46.8 d 291
2006-04-09 08:38:08 C 17 23 53.54 +30 05 04.2 d 291
2006-04-26 09:13:46 C 17 43 36.78 +45 25 57.5 o 696
2006-04-26 09:27:01 C 17 43 37.21 +45 26 28.5 o 696
2014-02-22 02:46:03 C 03 38 37.26 -07 50 27.2 o 291
2014-02-22 02:47:33 C 03 38 37.68 -07 50 22.0 o 291
2014-02-22 02:49:03 C 03 38 38.11 -07 50 16.8 o 291
2015-01-23 08:13:09 C 13 26 00.43 -52 27 01.1 u 807
2015-01-23 08:17:36 C 13 25 59.66 -52 26 52.7 u 807
2015-01-23 08:22:12 C 13 25 58.75 -52 26 44.0 u 807
2015-01-23 08:26:31 C 13 25 57.94 -52 26 36.2 u 807
2015-01-23 08:31:08 C 13 25 57.18 -52 26 26.1 u 807
2015-02-01 08:16:54 C 12 48 37.06 -43 14 20.0 u 807
2015-02-01 08:22:01 C 12 48 36.07 -43 14 03.6 u 807
2015-02-01 08:27:13 C 12 48 35.06 -43 13 46.9 u 807
2015-02-04 08:54:09 C 12 35 18.43 -39 00 37.7 u 807
2015-02-04 09:01:34 C 12 35 16.93 -39 00 09.4 u 807
2015-02-04 09:08:40 C 12 35 15.51 -38 59 42.4 u 807
2015-02-18 09:51:35 C 11 29 19.18 -09 56 08.3 q 703
2015-02-18 09:58:51 C 11 29 17.67 -09 55 23.7 q 703
2015-02-18 10:06:05 C 11 29 16.16 -09 54 39.2 q 703
2015-02-18 10:13:19 C 11 29 14.67 -09 53 54.8 q 703
2015-02-26 21:44:02 C 10 51 47.24 +09 45 19.4 o B67
2015-02-26 21:49:34 C 10 51 46.27 +09 45 47.6 o B67
2015-02-26 21:55:07 C 10 51 45.30 +09 46 15.6 o B67
2015-02-27 04:41:06 C 10 50 34.41 +10 20 36.5 t J04
2015-02-27 04:42:57 C 10 50 34.10 +10 20 45.8 t J04
2015-02-27 04:45:07 C 10 50 33.73 +10 20 56.6 t J04
2015-02-27 04:46:58 C 10 50 33.40 +10 21 05.8 t J04
2015-03-07 20:52:07 C 10 20 51.26 +24 11 42.7 q 560
2015-03-07 20:53:41 C 10 20 51.03 +24 11 47.5 q 560
2015-03-07 20:55:01 C 10 20 50.87 +24 11 51.6 q 560
2015-03-08 00:27:07 C 10 20 24.07 +24 22 28.6 q 160
2015-03-08 00:30:29 C 10 20 23.66 +24 22 38.3 q 160
2015-03-08 00:33:49 C 10 20 23.26 +24 22 47.1 q 160
2015-03-08 05:14:56 C 10 19 51.21 +24 36 44.8 u H21
2015-03-08 05:18:08 C 10 19 50.79 +24 36 54.2 u H21
2015-03-08 05:21:27 C 10 19 50.38 +24 37 04.0 u H21
2015-03-08 05:24:30 C 10 19 50.00 +24 37 12.9 u H21
2015-03-08 05:27:56 C 10 19 49.59 +24 37 22.9 u H21
2015-03-08 21:30:10 C 10 17 59.91 +25 23 26.4 q 160
2015-03-08 21:33:33 C 10 17 59.51 +25 23 36.1 q 160