2017 HW2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4575279000
Semi-major axis (a)1.7896445000 AU
Inclination (i)5.34927000°
Long. of Asc. Node (Ω)47.06855000°
Arg. of Perihelion (ω)201.47574000°
Mean Anomaly (M)198.02514000°
Mean Motion (n)0.4116744700°/day
Perihelion dist (q)0.97083220 AU
Aphelion dist (Q)2.60845680 AU
Orbital Period2.39414340 yr
Physical Parameters
H (abs. magnitude)26.55
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.710″
Uncertainty8
Orbit TypeApollo
MOID0.009342 AU
Observations Used20
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-04-27
Observations (24)
Date Type RA Dec Mag Band Observatory
2017-04-21 07:52:26 C 15 02 10.52 +23 52 54.2 V G96
2017-04-21 08:04:41 C 15 02 18.94 +23 52 57.5 V G96
2017-04-22 07:59:19 C 15 22 12.61 +23 55 41.2 q G96
2017-04-22 08:06:35 C 15 22 18.80 +23 55 41.0 q G96
2017-04-22 08:15:06 C 15 22 26.20 +23 55 40.3 q G96
2017-04-22 08:21:15 C 15 22 31.55 +23 55 39.9 q G96
2017-04-22 08:54:10 C 15 22 59.10 +23 55 28.8 U H01
2017-04-22 09:02:55 C 15 23 06.72 +23 55 27.2 U H01
2017-04-22 09:16:43 C 15 23 18.75 +23 55 24.4 U H01
2017-04-22 09:24:32 C 15 23 25.58 +23 55 22.5 U H01
2017-04-22 23:30:17 C 15 37 37.40 +23 49 05.8 U J95
2017-04-22 23:47:28 C 15 37 54.96 +23 48 57.4 U J95
2017-04-23 00:05:05 C 15 38 12.91 +23 48 48.7 U J95
2017-04-23 08:37:55 C 15 47 38.68 +23 43 51.4 o 926
2017-04-23 08:44:41 C 15 47 46.03 +23 43 45.8 o 926
2017-04-23 08:51:24 C 15 47 53.31 +23 43 39.5 o 926
2017-04-23 10:09:10 C 15 49 18.24 +23 42 18.8 q I52
2017-04-23 10:12:22 C 15 49 21.64 +23 42 14.7 q I52
2017-04-23 10:13:58 C 15 49 23.35 +23 42 13.1 q I52
2017-04-26 10:27:42 C 17 43 43.84 +19 20 49.5 o 926
2017-04-26 10:33:04 C 17 43 53.91 +19 20 10.7 o 926
2017-04-27 11:05:56 C 18 33 57.12 +15 46 17.2 o 926
2017-04-27 11:09:10 C 18 34 03.49 +15 45 45.1 o 926
2017-04-27 11:12:22 C 18 34 09.88 +15 45 12.4 o 926