2014 HR178

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4746183123 ± 1.34e-08
Semi-major axis (a)1.7318190172 AU ± 1.05e-08
Inclination (i)8.10662490° ± 6.31e-06
Long. of Asc. Node (Ω)168.61822980° ± 7.22e-05
Arg. of Perihelion (ω)163.65526087° ± 6.84e-05
Mean Anomaly (M)331.14413752° ± 1.63e-05
Mean Motion (n)0.4324725227°/day ± 3.91e-09
Perihelion dist (q)0.90986600 AU ± 2.38e-08
Aphelion dist (Q)2.55377204 AU ± 2.78e-08
Orbital Period2.27904949 yr ± 2.06e-08
Physical Parameters
H (abs. magnitude)20.15
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.257″
Uncertainty0
Orbit TypeApollo
MOID0.057380 AU
Observations Used107
Oppositions1
Arc Total2014-2024
First Observation Used2014-04-30
Last Observation Used2024-01-14
Observations (126)
Date Type RA Dec Mag Band Observatory
2014-12-12 08:06:27 C 03 22 30.891 -04 40 47.90 L F51
2021-05-09 11:02:07 C 21 34 30.79 +00 08 40.3 V G96
2021-05-09 11:08:53 C 21 34 32.27 +00 08 47.7 V G96
2021-05-09 11:15:41 C 21 34 33.75 +00 08 55.0 V G96
2021-05-09 11:22:29 C 21 34 35.20 +00 09 03.1 V G96
2023-04-11 04:24:48 C 13 17 19.80 +00 49 26.3 u H21
2023-04-11 04:34:11 C 13 17 19.26 +00 49 32.3 u H21
2024-01-14 03:20:57 C 01 15 09.610 -02 55 48.40 V V06
2024-01-14 03:58:39 C 01 15 14.880 -02 55 12.30 V V06
2014-04-23 06:14:00 C 14 27 26.24 -13 33 21.0 22.7 W84
2014-04-23 06:18:33 C 14 27 26.09 -13 33 19.5 W84
2014-04-23 06:23:15 C 14 27 25.95 -13 33 17.9 W84
2014-04-23 06:27:59 C 14 27 25.82 -13 33 16.3 W84
2014-04-23 06:32:34 C 14 27 25.68 -13 33 14.9 W84
2014-04-24 06:45:25 C 14 26 43.14 -13 25 10.3 22.5 W84
2014-04-24 06:49:58 C 14 26 43.00 -13 25 08.9 W84
2014-04-24 06:59:09 C 14 26 42.72 -13 25 05.8 W84
2014-04-25 07:09:27 C 14 26 00.04 -13 17 00.7 22.5 W84
2014-04-25 07:14:00 C 14 25 59.90 -13 16 59.1 W84
2014-04-25 07:18:33 C 14 25 59.77 -13 16 57.6 W84
2014-04-25 07:23:08 C 14 25 59.63 -13 16 56.0 W84
2014-04-25 07:27:46 C 14 25 59.49 -13 16 54.4 W84
2014-04-26 05:15:52 C 14 25 21.01 -13 09 36.1 22.6 W84
2014-04-26 05:20:24 C 14 25 20.88 -13 09 34.7 W84
2014-04-26 05:24:57 C 14 25 20.74 -13 09 33.0 W84
2014-04-26 05:29:28 C 14 25 20.60 -13 09 31.7 W84