612058 (1998 HN3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6174230575 ± 7.48e-08
Semi-major axis (a)3.1119215286 AU ± 9.49e-09
Inclination (i)9.19792087° ± 2.00e-05
Long. of Asc. Node (Ω)49.15638424° ± 3.82e-05
Arg. of Perihelion (ω)250.61529914° ± 5.03e-05
Mean Anomaly (M)342.89659447° ± 1.99e-05
Mean Motion (n)0.1795433485°/day ± 8.22e-10
Perihelion dist (q)1.19054942 AU ± 2.33e-07
Aphelion dist (Q)5.03329363 AU ± 2.33e-07
Orbital Period5.48962850 yr ± 2.51e-08
Physical Parameters
H (abs. magnitude)18.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.260″
Uncertainty0
Orbit TypeAmor
MOID0.236486 AU
Observations Used115
Oppositions18
Arc Total1998-2020
First Observation Used1998-04-19
Last Observation Used2020-06-17
Observations (122)
Date Type RA Dec Mag Band Observatory
2020-05-20 08:19:20 C 13 16 03.958 -05 23 53.77 U F52
2020-05-21 04:13:38 C 13 15 08.85 -05 27 23.9 q H45
2020-05-21 04:15:45 C 13 15 08.82 -05 27 24.9 q H45
2020-05-21 04:18:13 C 13 15 08.64 -05 27 25.1 q H45
2020-05-21 04:20:26 C 13 15 08.56 -05 27 25.3 q H45
2020-05-21 04:22:18 C 13 15 08.44 -05 27 25.3 q H45
2020-05-24 06:17:33 C 13 11 57.02 -05 41 59.2 V G96
2020-05-24 06:25:00 C 13 11 56.68 -05 42 01.0 V G96
2020-05-24 06:32:29 C 13 11 56.35 -05 42 02.4 V G96
2020-05-24 06:39:57 C 13 11 56.06 -05 42 04.2 V G96
2020-05-25 06:38:19 C 13 10 59.255 -05 47 21.27 U F51
2020-05-25 06:57:35 C 13 10 58.445 -05 47 25.71 U F51
2020-05-25 07:13:35 C 13 10 57.771 -05 47 29.37 U F51
2020-05-25 07:29:37 C 13 10 57.100 -05 47 32.97 U F51
2020-06-16 00:44:15 S 13 01 29.352 -08 55 31.51 L C51
2020-06-16 13:16:58 S 13 01 33.010 -09 01 41.38 L C51
2020-06-16 16:25:50 S 13 01 33.869 -09 03 15.62 L C51
2020-06-17 03:24:19 S 13 01 37.764 -09 08 47.51 L C51
2020-06-17 07:18:08 C 13 01 39.062 -09 10 51.12 U F51
2020-06-17 07:35:50 C 13 01 39.130 -09 11 00.05 U F51
2020-06-17 07:53:42 C 13 01 39.202 -09 11 08.92 U F51
2020-06-17 08:11:20 C 13 01 39.272 -09 11 17.83 U F51