2017 HJ

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5056055027 ± 2.00e+00
Semi-major axis (a)1.2935267670 AU ± 3.00e+00
Inclination (i)1.20626000° ± 4.00e+00
Long. of Asc. Node (Ω)28.09912536° ± 5.00e+00
Arg. of Perihelion (ω)83.43285681° ± 6.00e+00
Mean Anomaly (M)342.17924777° ± 5.72e-02
Mean Motion (n)0.6699453100°/day ± 2.33e+00
Perihelion dist (q)0.63950980 AU ± 2.98e+00
Aphelion dist (Q)1.94755000 AU ± 5.21e+00
Orbital Period1.47117630 yr ± 5.12e+00
Physical Parameters
H (abs. magnitude)27.53
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.154″
Uncertainty2
Orbit TypeApollo
MOID0.000710 AU
Observations Used54
Oppositions1
Arc Total2017-2017
First Observation Used
Last Observation Used2017-04-25
Observations (65)
Date Type RA Dec Mag Band Observatory
2017-04-21 11:06:32 C 13 23 58.416 -10 23 17.70 U T12
2017-04-21 11:08:43 C 13 23 58.335 -10 23 18.82 U T12
2017-04-21 11:09:59 C 13 23 58.286 -10 23 19.37 U T12
2017-04-22 04:15:38 C 13 24 19.93 -10 31 38.0 o 291
2017-04-22 04:28:07 C 13 24 19.66 -10 31 43.1 o 291
2017-04-22 10:45:10 C 13 24 14.746 -10 33 44.14 U T12
2017-04-22 10:47:56 C 13 24 14.647 -10 33 45.03 U T12
2017-04-22 10:50:17 C 13 24 14.568 -10 33 45.80 U T12
2017-04-24 03:00:57 C 13 24 38.83 -10 43 46.0 u 807
2017-04-24 03:17:37 C 13 24 38.41 -10 43 50.5 u 807
2017-04-24 03:34:10 C 13 24 37.99 -10 43 54.2 u 807
2017-04-24 23:11:24 C 13 24 47.404 -10 50 04.49 U J04
2017-04-24 23:35:11 C 13 24 46.898 -10 50 09.18 U J04
2017-04-25 09:49:26 C 13 24 49.223 -10 51 48.44 V T12
2017-04-25 09:58:59 C 13 24 48.996 -10 51 50.17 V T12