481052 (2005 HD4)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2623930278 ± 2.35e-08
Semi-major axis (a)1.4406852833 AU ± 9.14e-10
Inclination (i)22.47495484° ± 8.79e-06
Long. of Asc. Node (Ω)224.67963815° ± 4.00e-06
Arg. of Perihelion (ω)349.75381268° ± 1.26e-05
Mean Anomaly (M)320.93620120° ± 9.16e-06
Mean Motion (n)0.5699786605°/day ± 5.42e-10
Perihelion dist (q)1.06265951 AU ± 3.39e-08
Aphelion dist (Q)1.81871106 AU ± 3.39e-08
Orbital Period1.72923366 yr ± 1.65e-09
Physical Parameters
H (abs. magnitude)20.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.303″
Uncertainty0
Orbit TypeAmor
MOID0.056958 AU
Observations Used131
Oppositions8
Arc Total2005-2024
First Observation Used2005-04-30
Last Observation Used2024-08-01
Observations (132)
Date Type RA Dec Mag Band Observatory
2014-09-29 07:59:24 C 02 24 56.44 +31 45 55.2 u H21
2014-09-29 08:11:04 C 02 24 55.95 +31 45 49.1 u H21
2016-12-07 06:43:39 C 06 13 18.08 -10 04 14.1 u H21
2016-12-07 07:06:34 C 06 13 16.64 -10 04 41.5 u H21
2016-12-07 07:19:43 C 06 13 15.79 -10 04 57.4 u H21
2016-12-20 05:44:06 C 05 51 33.21 -15 43 31.6 u H21
2016-12-20 05:57:32 C 05 51 32.12 -15 43 44.2 u H21
2016-12-20 06:06:35 C 05 51 31.39 -15 43 52.6 u H21
2021-11-26 06:28:54 C 02 38 05.637 +07 57 05.19 U F51
2021-11-26 07:06:06 C 02 38 03.553 +07 56 31.16 U F51
2021-11-26 07:24:45 C 02 38 02.522 +07 56 14.27 U F51
2024-03-06 00:57:55 C 06 41 02.010 -44 00 25.50 V 807
2024-03-06 01:05:51 C 06 41 01.930 -44 00 20.50 V 807
2024-03-06 01:13:46 C 06 41 01.850 -44 00 16.40 V 807
2024-05-07 03:39:33 C 09 24 23.879 -04 21 47.88 V G96
2024-05-07 03:47:44 C 09 24 25.787 -04 21 19.62 V G96
2024-05-07 03:55:55 C 09 24 27.709 -04 20 51.40 V G96
2024-05-07 04:04:09 C 09 24 29.596 -04 20 22.34 V G96
2024-05-29 03:58:24 C 11 48 00.166 +23 40 21.32 V 703
2024-05-29 04:01:44 C 11 48 01.055 +23 40 28.88 V 703
2024-05-29 04:08:23 C 11 48 02.970 +23 40 43.90 V 703
2024-05-30 04:25:49 C 11 54 39.359 +24 33 24.59 V G96
2024-05-30 04:33:55 C 11 54 41.490 +24 33 41.51 V G96
2024-05-30 04:42:01 C 11 54 43.621 +24 33 58.28 V G96
2024-05-30 04:50:06 C 11 54 45.720 +24 34 15.13 V G96
2024-06-13 04:42:04 C 13 17 39.217 +32 06 56.48 V G96
2024-06-13 04:49:28 C 13 17 40.715 +32 07 01.60 V G96
2024-06-13 04:56:51 C 13 17 42.313 +32 07 06.56 V G96
2024-06-13 05:04:14 C 13 17 43.890 +32 07 11.42 V G96
2024-08-01 07:06:34 C 16 13 10.227 +27 18 58.32 X F52
2024-08-01 07:23:46 C 16 13 12.054 +27 18 46.07 X F52
2024-08-01 07:40:50 C 16 13 13.850 +27 18 33.81 X F52