612970 (2005 HN3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3356526455 ± 7.41e-08
Semi-major axis (a)0.8554406455 AU ± 5.86e-09
Inclination (i)7.90178499° ± 5.31e-06
Long. of Asc. Node (Ω)59.28326082° ± 8.51e-06
Arg. of Perihelion (ω)6.30436421° ± 1.16e-05
Mean Anomaly (M)128.20166062° ± 2.02e-05
Mean Motion (n)1.2457401270°/day ± 1.28e-08
Perihelion dist (q)0.56830973 AU ± 6.35e-08
Aphelion dist (Q)1.14257156 AU ± 6.39e-08
Orbital Period0.79119735 yr ± 8.13e-09
NGA Modelr2
A2-8.28640555e-14 ± 9.02e-15 AU/d²
Physical Parameters
H (abs. magnitude)21.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.318″
Uncertainty0
Orbit TypeAten
MOID0.078602 AU
Observations Used241
Oppositions5
Arc Total2005-2024
First Observation Used2005-04-21
Last Observation Used2024-06-10
Observations (250)
Date Type RA Dec Mag Band Observatory
2024-05-02 11:53:42 C 16 42 48.386 -02 24 34.34 V T05
2024-05-06 10:58:16 C 16 09 29.186 -04 26 52.66 V T05
2024-05-06 11:00:52 C 16 09 28.200 -04 26 56.29 V T05
2024-05-06 11:05:26 C 16 09 26.455 -04 27 02.09 V T05
2024-05-06 11:44:13 C 16 09 11.690 -04 27 53.06 V T05
2024-05-06 22:32:32 C 16 05 19.843 -04 40 55.74 V M22
2024-05-06 23:16:44 C 16 05 03.060 -04 41 54.10 V M22
2024-05-06 23:19:23 C 16 05 02.071 -04 41 57.41 V M22
2024-05-06 23:27:57 C 16 04 58.848 -04 42 08.71 V M22
2024-05-07 07:55:18 C 16 01 56.122 -04 54 38.38 V G96
2024-05-07 08:02:41 C 16 01 53.310 -04 54 48.17 V G96
2024-05-07 08:10:03 C 16 01 50.513 -04 54 58.03 V G96
2024-05-07 08:17:27 C 16 01 47.690 -04 55 07.57 V G96
2024-05-07 13:15:44 C 15 59 57.590 -05 01 25.28 X F52
2024-05-07 13:47:49 C 15 59 45.448 -05 02 06.86 X F52
2024-05-07 14:03:50 C 15 59 39.408 -05 02 27.57 X F52
2024-05-08 00:05:29 C 15 56 03.622 -05 15 49.75 V 088
2024-05-08 00:08:41 C 15 56 02.506 -05 15 53.46 V 088
2024-05-08 00:20:33 C 15 55 57.950 -05 16 09.91 V 088
2024-05-10 01:31:17 B 15 38 16.52 -06 20 20.5 X K19
2024-05-10 01:36:34 B 15 38 14.57 -06 20 27.2 X K19
2024-05-10 01:41:52 B 15 38 12.58 -06 20 33.7 X K19
2024-05-10 09:59:51 C 15 35 14.064 -06 30 59.69 V 703
2024-05-10 10:03:11 C 15 35 12.851 -06 31 03.86 V 703
2024-05-10 10:06:32 C 15 35 11.648 -06 31 08.54 V 703
2024-05-10 10:09:52 C 15 35 10.288 -06 31 12.65 V 703
2024-05-10 22:02:54 C 15 31 01.565 -06 46 26.94 V M52
2024-05-10 22:53:05 C 15 30 43.044 -06 47 31.34 V M52
2024-05-11 22:45:12 B 15 22 20.406 -07 17 30.12 X B72
2024-05-11 22:47:37 B 15 22 19.520 -07 17 33.24 X B72
2024-05-11 22:50:01 B 15 22 18.645 -07 17 36.30 X B72
2024-05-12 08:37:55 C 15 18 52.913 -07 29 22.60 V 703
2024-05-12 08:41:08 C 15 18 51.772 -07 29 26.63 V 703
2024-05-12 08:44:21 C 15 18 50.602 -07 29 30.73 V 703
2024-05-12 08:47:34 C 15 18 49.446 -07 29 34.87 V 703
2024-05-13 05:29:43 C 15 11 48.221 -07 54 35.42 V V11
2024-05-13 05:49:34 C 15 11 41.186 -07 54 59.15 V V11
2024-05-13 06:09:55 C 15 11 33.919 -07 55 23.30 V V11
2024-05-14 08:25:59 C 15 02 45.539 -08 26 10.00 V 703
2024-05-14 08:29:14 C 15 02 44.437 -08 26 13.99 V 703
2024-05-14 08:32:29 C 15 02 43.310 -08 26 17.74 V 703
2024-05-14 08:35:43 C 15 02 42.198 -08 26 21.16 V 703
2024-05-14 09:30:58 C 15 02 26.345 -08 27 13.25 V T05
2024-05-14 09:35:31 C 15 02 24.744 -08 27 18.58 V T05
2024-05-14 09:43:20 C 15 02 22.054 -08 27 27.72 V T05
2024-05-14 09:51:09 C 15 02 19.322 -08 27 36.68 V T05
2024-05-14 18:26:14 C 14 59 34.464 -08 36 16.34 V M22
2024-05-14 18:30:58 C 14 59 32.911 -08 36 21.60 V M22
2024-05-14 18:35:02 C 14 59 31.565 -08 36 25.60 V M22
2024-05-14 18:43:01 C 14 59 28.858 -08 36 35.60 V M22