2017 HK1

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1469930000
Semi-major axis (a)0.9089472000 AU
Inclination (i)1.51117000°
Long. of Asc. Node (Ω)141.11750000°
Arg. of Perihelion (ω)258.70406000°
Mean Anomaly (M)136.02626000°
Mean Motion (n)1.1373551000°/day
Perihelion dist (q)0.77533830 AU
Aphelion dist (Q)1.04255610 AU
Orbital Period0.86657860 yr
Physical Parameters
H (abs. magnitude)25.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.320″
Uncertainty6
Orbit TypeAten
MOID0.014662 AU
Observations Used78
Radar Obs Used1
Oppositions1
Arc Total
First Observation Used
Last Observation Used2017-05-27
Observations (81)
Date Type RA Dec Mag Band Observatory
2017-04-19 13:44:49 C 16 41 08.422 +07 48 38.17 L F51
2017-04-19 14:02:27 C 16 41 04.520 +07 49 20.32 L F51
2017-04-19 14:20:06 C 16 41 00.595 +07 50 02.60 L F51
2017-04-20 10:03:52 C 16 37 30.67 +08 37 33.1 o 691
2017-04-20 10:17:24 C 16 37 27.57 +08 38 06.3 o 691
2017-04-20 10:30:54 C 16 37 24.53 +08 38 39.3 o 691
2017-04-20 11:33:26 C 16 37 18.144 +08 41 46.17 U 568
2017-04-20 11:34:52 C 16 37 17.817 +08 41 49.72 U 568
2017-04-20 23:30:12 C 16 35 05.13 +09 10 05.2 q I93
2017-04-20 23:41:46 C 16 35 02.59 +09 10 35.6 q I93
2017-04-20 23:49:20 C 16 35 00.91 +09 10 54.5 q I93
2017-04-21 02:19:47 C 16 34 25.75 +09 17 10.9 U 204
2017-04-21 02:34:15 C 16 34 22.45 +09 17 46.4 U 204
2017-04-21 02:57:04 C 16 34 17.23 +09 18 43.2 U 204
2017-04-21 08:50:16 C 16 33 09.71 +09 33 42.4 u H21
2017-04-21 08:56:27 C 16 33 08.24 +09 33 57.6 u H21
2017-04-21 09:02:39 C 16 33 06.77 +09 34 13.8 u H21
2017-04-21 09:53:18 C 16 32 58.63 +09 36 41.6 o 691
2017-04-21 10:03:27 C 16 32 56.21 +09 37 07.1 o 691
2017-04-21 10:13:37 C 16 32 53.74 +09 37 32.6 o 691
2017-04-23 09:30:46 C 16 23 01.02 +11 37 45.3 20.4 U H21
2017-04-23 09:37:40 C 16 22 59.19 +11 38 03.5 20.2 U H21
2017-04-23 09:44:33 C 16 22 57.40 +11 38 20.5 U H21
2017-04-23 10:53:47 C 16 22 42.74 +11 41 41.4 q G96
2017-04-23 10:59:55 C 16 22 41.14 +11 41 57.2 q G96
2017-04-23 11:06:02 C 16 22 39.53 +11 42 12.7 q G96
2017-04-23 11:12:10 C 16 22 37.91 +11 42 28.3 q G96
2017-04-24 09:20:16 C 16 17 38.19 +12 39 47.8 19.7 U H21
2017-04-24 09:26:13 C 16 17 36.58 +12 40 02.8 U H21
2017-04-24 10:10:06 C 16 17 28.18 +12 42 19.9 q I52
2017-04-24 10:10:42 C 16 17 28.00 +12 42 21.3 q I52
2017-04-24 10:11:18 C 16 17 27.86 +12 42 23.1 q I52
2017-04-24 10:37:49 C 16 17 20.50 +12 43 31.6 q I52
2017-04-24 11:24:31 C 16 17 07.54 +12 45 32.7 o 691
2017-04-24 11:38:27 C 16 17 03.88 +12 46 08.3 o 691
2017-04-24 11:52:16 C 16 17 00.09 +12 46 43.1 o 691
2017-04-27 07:26:50 C 16 00 12.99 +15 44 29.5 q 734
2017-04-27 07:37:38 C 16 00 09.59 +15 44 58.3 q 734
2017-04-29 23:30:31 C 15 42 08.79 +18 30 22.2 q A17
2017-04-29 23:47:25 C 15 42 03.09 +18 31 05.5 q A17
2017-04-30 00:04:19 C 15 41 57.44 +18 31 48.9 q A17
2017-04-30 06:02:53 C 15 40 16.49 +18 47 45.8 u 926
2017-04-30 06:08:49 C 15 40 14.40 +18 48 01.1 u 926
2017-04-30 06:14:47 C 15 40 12.40 +18 48 17.8 u 926
2017-05-01 05:22:24 C 15 33 12.02 +19 46 00.8 u 926
2017-05-01 05:28:20 C 15 33 10.00 +19 46 17.0 u 926
2017-05-01 05:34:16 C 15 33 07.92 +19 46 32.6 u 926
2017-05-03 06:55:56 C 15 17 22.69 +21 44 28.6 q I52
2017-05-03 06:56:32 C 15 17 22.46 +21 44 30.2 q I52
2017-05-03 06:57:08 C 15 17 22.24 +21 44 31.8 q I52
Radar Observations (1)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-05-01 05:24:00 7811.6855 1 Hz 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)