2017 HD

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4567046000
Semi-major axis (a)1.5275293000 AU
Inclination (i)2.51235000°
Long. of Asc. Node (Ω)205.06774000°
Arg. of Perihelion (ω)71.96310000°
Mean Anomaly (M)172.21984000°
Mean Motion (n)0.5220592000°/day
Perihelion dist (q)0.82989960 AU
Aphelion dist (Q)2.22515900 AU
Orbital Period1.88792320 yr
Physical Parameters
H (abs. magnitude)26.70
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.770″
Uncertainty6
Orbit TypeApollo
MOID0.006228 AU
Observations Used35
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-04-22
Observations (35)
Date Type RA Dec Mag Band Observatory
2017-04-16 08:10:49 C 13 48 12.00 -10 00 16.2 q G96
2017-04-16 08:19:07 C 13 48 14.10 -10 00 04.8 q G96
2017-04-16 08:37:53 C 13 48 18.82 -09 59 37.6 q G96
2017-04-16 09:56:41 C 13 48 39.46 -09 57 42.4 q G96
2017-04-16 10:03:44 C 13 48 41.15 -09 57 29.6 q G96
2017-04-16 10:06:31 C 13 48 41.88 -09 57 24.8 q G96
2017-04-17 07:39:28 C 13 56 25.28 -09 21 01.7 q G96
2017-04-17 07:42:10 C 13 56 26.12 -09 20 55.5 q G96
2017-04-17 07:44:56 C 13 56 27.08 -09 20 50.7 q G96
2017-04-17 07:47:51 C 13 56 28.10 -09 20 43.7 q G96
2017-04-18 05:34:28 C 14 07 09.13 -08 28 48.1 q G96
2017-04-18 05:38:41 C 14 07 11.35 -08 28 36.4 q G96
2017-04-18 05:39:16 C 14 07 11.61 -08 28 34.5 q G96
2017-04-18 09:07:00 C 14 09 01.14 -08 18 23.5 q G96
2017-04-18 09:09:57 C 14 09 02.71 -08 18 14.4 q G96
2017-04-18 09:15:46 C 14 09 05.80 -08 17 57.4 q G96
2017-04-20 00:16:42 C 14 44 45.73 -05 14 07.6 U 204
2017-04-20 00:35:23 C 14 45 09.53 -05 11 51.3 U 204
2017-04-21 09:49:27 C 15 58 19.40 +01 34 13.6 q I52
2017-04-21 09:49:53 C 15 58 20.87 +01 34 22.1 q I52
2017-04-21 09:50:19 C 15 58 22.24 +01 34 30.0 q I52
2017-04-21 09:51:00 C 15 58 24.47 +01 34 42.7 q I52
2017-04-22 07:26:17 C 17 42 48.75 +10 36 23.0 u 926
2017-04-22 07:28:24 C 17 43 01.70 +10 37 25.3 u 926
2017-04-22 07:36:50 C 17 43 53.49 +10 41 35.7 u 926
2017-04-22 07:45:15 C 17 44 45.36 +10 45 44.4 u 926
2017-04-22 07:47:09 C 17 44 53.61 +10 46 32.2 t 705
2017-04-22 07:47:21 C 17 44 58.35 +10 46 47.4 u 926
2017-04-22 07:48:37 C 17 45 02.60 +10 47 16.2 t 705
2017-04-22 07:50:04 C 17 45 11.54 +10 47 59.2 t 705
2017-04-22 11:37:40 C 18 09 15.39 +12 39 00.7 o 926
2017-04-22 11:38:55 C 18 09 23.49 +12 39 36.6 o 926
2017-04-22 11:41:28 C 18 09 39.92 +12 40 49.0 o 926
2017-04-22 11:42:42 C 18 09 48.02 +12 41 24.3 o 926
2017-04-22 11:43:58 C 18 09 56.25 +12 42 00.6 o 926