2015 HZ181

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5075357000
Semi-major axis (a)2.1520994000 AU
Inclination (i)10.11826000°
Long. of Asc. Node (Ω)24.70432000°
Arg. of Perihelion (ω)157.04498000°
Mean Anomaly (M)136.16610000°
Mean Motion (n)0.3121839600°/day
Perihelion dist (q)1.05983210 AU
Aphelion dist (Q)3.24436670 AU
Orbital Period3.15713740 yr
Physical Parameters
H (abs. magnitude)26.30
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.340″
Uncertainty7
Orbit TypeAmor
MOID0.075275 AU
Observations Used11
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2015-04-22
Observations (26)
Date Type RA Dec Mag Band Observatory
2015-04-19 01:41:15 C 12 49 15.24 -11 46 10.8 – L W84
2015-04-19 01:45:51 C 12 49 15.87 -11 46 40.9 – L W84
2015-04-19 01:59:30 C 12 49 17.88 -11 48 15.4 – L W84
2015-04-21 02:52:06 C 12 57 12.89 -16 58 30.1 – L W84
2015-04-21 03:05:46 C 12 57 14.71 -16 59 50.8 – L W84
2015-04-21 03:10:19 C 12 57 15.30 -17 00 17.7 – L W84
2015-04-22 02:29:47 C 13 00 51.85 -19 12 38.4 – L W84
2015-04-22 02:34:22 C 13 00 52.44 -19 13 03.3 – L W84
2015-04-22 02:48:09 C 13 00 54.20 -19 14 19.0 – L W84
2015-04-22 06:37:03 C 13 01 27.23 -19 36 29.1 – o 291
2015-04-22 06:43:12 C 13 01 28.05 -19 37 01.2 – o 291
2015-04-18 04:15:10 C 13 14 34.28 -20 38 19.4 22.3 – W84
2015-04-18 04:19:49 C 13 14 34.12 -20 38 17.6 – – W84
2015-04-18 04:24:31 C 13 14 33.97 -20 38 15.7 – – W84
2015-04-18 04:29:09 C 13 14 33.81 -20 38 13.8 – – W84
2015-04-18 04:33:50 C 13 14 33.66 -20 38 11.9 – – W84
2015-04-19 03:59:32 C 13 13 49.42 -20 28 43.8 22.7 – W84
2015-04-19 04:04:12 C 13 13 49.27 -20 28 41.9 – – W84
2015-04-19 04:08:52 C 13 13 49.12 -20 28 40.0 – – W84
2015-04-19 04:13:31 C 13 13 48.96 -20 28 38.2 – – W84
2015-04-19 04:18:10 C 13 13 48.81 -20 28 36.3 – – W84
2015-04-21 04:02:53 C 13 12 20.24 -20 08 57.8 22.9 – W84
2015-04-21 04:07:30 C 13 12 20.11 -20 08 56.1 – – W84
2015-04-21 04:12:10 C 13 12 19.95 -20 08 53.9 – – W84
2015-04-21 04:16:52 C 13 12 19.80 -20 08 52.1 – – W84
2015-04-21 04:21:30 C 13 12 19.64 -20 08 50.3 – – W84