2016 HP6

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3562042881 ± 3.39e-09
Semi-major axis (a)1.5760967733 AU ± 1.82e-09
Inclination (i)3.91715437° ± 1.64e-06
Long. of Asc. Node (Ω)50.68576273° ± 1.84e-06
Arg. of Perihelion (ω)186.54230322° ± 8.83e-06
Mean Anomaly (M)282.86658336° ± 1.29e-06
Mean Motion (n)0.4981245613°/day ± 8.63e-10
Perihelion dist (q)1.01468434 AU ± 5.47e-09
Aphelion dist (Q)2.13750920 AU ± 5.88e-09
Orbital Period1.97867433 yr ± 3.43e-09
Physical Parameters
H (abs. magnitude)25.40
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.340″
Uncertainty0
Orbit TypeApollo
MOID0.004981 AU
Observations Used209
Radar Obs Used2
Oppositions2
Arc Total2016-2020
First Observation Used2016-04-29
Last Observation Used2020-05-07
Observations (220)
Date Type RA Dec Mag Band Observatory
2016-04-29 08:53:51 C 16 25 50.58 +13 05 30.4 q 703
2016-04-29 09:01:09 C 16 25 58.27 +13 04 35.9 q 703
2016-04-29 09:08:27 C 16 26 06.14 +13 03 41.0 q 703
2016-04-29 09:52:13 C 16 26 52.82 +12 58 11.9 q 703
2016-04-29 09:52:37 C 16 26 53.24 +12 58 09.6 q 703
2016-04-29 09:53:00 C 16 26 53.74 +12 58 05.9 q 703
2016-04-29 10:16:48 C 16 27 19.40 +12 55 08.4 o 691
2016-04-29 10:18:43 C 16 27 21.49 +12 54 53.4 o 691
2016-04-29 10:20:38 C 16 27 23.49 +12 54 39.0 o 691
2016-04-29 10:48:13 C 16 27 52.87 +12 51 04.8 q 703
2016-04-29 10:48:42 C 16 27 53.39 +12 51 01.1 q 703
2016-04-29 10:49:09 C 16 27 53.90 +12 50 58.3 q 703
2016-04-29 10:49:38 C 16 27 54.41 +12 50 54.3 q 703
2016-04-29 16:42:04 C 16 34 57.32 +12 05 19.2 o 300
2016-04-29 16:44:24 C 16 34 59.91 +12 05 00.7 o 300
2016-04-29 16:51:23 C 16 35 07.53 +12 04 05.8 o 300
2016-04-29 16:53:43 C 16 35 10.07 +12 03 47.7 o 300
2016-04-29 21:40:45 C 16 41 05.26 +11 24 07.3 17.8 u 104
2016-04-29 21:46:40 C 16 41 12.07 +11 23 20.1 17.9 u 104
2016-04-29 21:49:05 C 16 41 12.30 +11 22 28.5 S C43
2016-04-29 21:52:36 C 16 41 18.94 +11 22 32.8 18.1 u 104
2016-04-29 21:53:48 C 16 41 17.74 +11 21 49.6 S C43
2016-04-29 21:58:32 C 16 41 25.79 +11 21 45.3 17.9 u 104
2016-04-29 22:18:19 C 16 41 46.78 +11 18 46.0 q 246
2016-04-29 22:18:39 C 16 41 47.13 +11 18 42.3 q 246
2016-04-29 22:19:00 C 16 41 47.48 +11 18 40.2 q 246
2016-04-29 22:19:17 C 16 41 47.82 +11 18 37.9 q 246
2016-04-29 22:19:59 C 16 41 48.67 +11 18 32.2 q 246
2016-04-29 22:20:18 C 16 41 49.02 +11 18 29.5 q 246
2016-04-29 22:20:47 C 16 41 49.53 +11 18 25.3 q 246
2016-04-29 22:21:07 C 16 41 49.91 +11 18 23.0 q 246
2016-04-29 22:21:24 C 16 41 50.24 +11 18 20.5 q 246
2016-04-29 22:38:40 C 16 42 12.52 +11 15 39.8 q J95
2016-04-29 22:47:30 C 16 42 22.76 +11 14 29.1 q J95
2016-04-29 22:56:12 C 16 42 32.87 +11 13 19.2 q J95
2016-04-29 23:49:20 C 16 43 31.44 +11 06 41.9 t 595
2016-04-29 23:51:17 C 16 43 33.68 +11 06 25.5 t 595
2016-04-30 06:19:56 C 16 51 36.36 +10 12 57.3 u 926
2016-04-30 06:22:28 C 16 51 39.28 +10 12 36.2 u 926
2016-04-30 06:25:01 C 16 51 42.24 +10 12 14.8 u 926
2016-04-30 07:21:57 C 16 52 48.05 +10 04 08.7 q 703
2016-04-30 07:22:25 C 16 52 48.63 +10 04 04.7 q 703
2016-04-30 07:22:54 C 16 52 49.22 +10 04 00.7 q 703
2016-04-30 07:23:22 C 16 52 49.71 +10 03 57.0 q 703
2016-04-30 08:39:07 C 16 54 16.76 +09 53 15.1 u 926
2016-04-30 08:41:40 C 16 54 19.66 +09 52 52.8 u 926
2016-04-30 08:44:12 C 16 54 22.56 +09 52 30.7 u 926
2016-04-30 10:24:16 C 16 56 16.95 +09 37 52.7 q G96
2016-04-30 10:24:40 C 16 56 17.42 +09 37 49.3 q G96
2016-04-30 10:25:03 C 16 56 17.84 +09 37 46.0 q G96
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2020-05-06 05:24:00 40271.6796 0.2 Hz 2380 -1 -1
2020-05-06 05:40:00 12348429.28 0.5 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)