190166 (2005 UP156)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Radar
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4714656459 ± 1.25e-09
Semi-major axis (a)2.1148021999 AU ± 1.95e-09
Inclination (i)4.20652007° ± 1.68e-07
Long. of Asc. Node (Ω)193.09986023° ± 5.15e-06
Arg. of Perihelion (ω)91.63338068° ± 5.17e-06
Mean Anomaly (M)258.92267058° ± 1.41e-06
Mean Motion (n)0.3204849545°/day ± 4.43e-10
Perihelion dist (q)1.11774561 AU ± 2.84e-09
Aphelion dist (Q)3.11185879 AU ± 3.90e-09
Orbital Period3.07542139 yr ± 4.25e-09
Physical Parameters
H (abs. magnitude)17.26
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.179″
Uncertainty0
Orbit TypeAmor
MOID0.126650 AU
Observations Used2681
Radar Obs Used2
Oppositions10
Arc Total2002-2026
First Observation Used2002-11-24
Last Observation Used2026-03-18
Observations (2889)
Date Type RA Dec Mag Band Observatory
2017-06-18 16:35:10 C 16 44 32.37 +09 25 14.7 o P93
2017-06-18 16:36:58 C 16 44 32.58 +09 25 16.7 o P93
2017-06-18 21:14:58 C 16 45 11.44 +09 29 51.0 q C23
2017-06-18 21:22:31 C 16 45 12.33 +09 29 58.9 q C23
2017-06-18 21:30:04 C 16 45 13.24 +09 30 06.7 q C23
2017-06-18 21:43:43 C 16 45 14.66 +09 30 22.0 q K74
2017-06-18 21:49:13 C 16 45 15.32 +09 30 27.7 q K74
2017-06-18 21:55:42 C 16 45 16.08 +09 30 39.2 q 160
2017-06-18 21:57:42 C 16 45 16.33 +09 30 41.4 q 160
2017-06-18 21:58:08 C 16 45 16.94 +09 30 37.9 14.5 q Z43
2017-06-18 21:59:40 C 16 45 16.55 +09 30 43.3 q 160
2017-06-18 22:04:04 C 16 45 17.07 +09 30 43.1 q K74
2017-06-18 22:07:43 C 16 45 17.53 +09 30 46.8 q K74
2017-06-18 22:18:21 C 16 45 19.24 +09 31 04.6 14.8 q 006
2017-06-18 22:25:01 C 16 45 20.05 +09 31 11.3 15.2 q 006
2017-06-18 22:29:24 C 16 45 20.66 +09 31 09.9 14.3 q Z43
2017-06-18 22:31:41 C 16 45 20.85 +09 31 18.3 14.9 q 006
2017-06-18 22:36:40 C 16 45 21.40 +09 31 23.2 14.8 q 006
2017-06-18 22:41:40 C 16 45 21.92 +09 31 28.2 14.5 q 006
2017-06-19 01:55:30 C 16 45 44.94 +09 34 42.3 14.1 d B66
2017-06-19 02:28:59 C 16 45 49.10 +09 35 15.8 14.2 d B66
2017-06-19 10:29:51 C 16 46 53.68 +09 43 51.8 L T08
2017-06-19 10:42:49 C 16 46 55.20 +09 44 04.8 L T08
2017-06-19 10:56:40 C 16 46 56.82 +09 44 18.6 L T08
2017-06-19 11:09:36 C 16 46 58.35 +09 44 31.6 L T08
2017-06-19 21:10:55 C 16 48 21.14 +09 54 11.7 q 196
2017-06-19 21:15:33 C 16 48 21.79 +09 54 15.2 q C23
2017-06-19 21:19:51 C 16 48 22.33 +09 54 19.4 q C23
2017-06-19 21:25:14 C 16 48 23.00 +09 54 24.9 q C23
2017-06-19 21:25:44 C 16 48 22.97 +09 54 26.6 q 196
2017-06-19 21:30:38 C 16 48 23.67 +09 54 30.2 q C23
2017-06-19 21:43:50 C 16 48 25.19 +09 54 45.0 q 196
2017-06-19 22:02:20 C 16 48 27.36 +09 55 08.2 q 160
2017-06-19 22:04:09 C 16 48 27.58 +09 55 10.1 q 160
2017-06-19 22:06:04 C 16 48 27.82 +09 55 11.9 q 160
2017-06-19 22:33:17 C 16 48 31.64 +09 55 33.1 q Z80
2017-06-19 22:35:04 C 16 48 31.87 +09 55 35.1 q Z80
2017-06-19 22:36:50 C 16 48 32.10 +09 55 36.8 q Z80
2017-06-19 22:38:36 C 16 48 32.31 +09 55 38.6 q Z80
2017-06-19 22:40:22 C 16 48 32.53 +09 55 40.3 q Z80
2017-06-19 22:42:08 C 16 48 32.75 +09 55 42.1 q Z80
2017-06-19 22:43:54 C 16 48 32.97 +09 55 43.9 q Z80
2017-06-19 22:45:40 C 16 48 33.18 +09 55 45.5 q Z80
2017-06-19 22:47:26 C 16 48 33.41 +09 55 47.3 q Z80
2017-06-20 05:28:57 C 16 49 27.33 +10 02 41.8 q H45
2017-06-20 05:30:22 C 16 49 27.50 +10 02 43.1 q H45
2017-06-20 05:31:13 C 16 49 27.61 +10 02 43.9 q H45
2017-06-20 05:32:08 C 16 49 27.72 +10 02 44.9 q H45
2017-06-20 05:33:20 C 16 49 27.86 +10 02 46.1 q H45
2017-06-20 05:34:17 C 16 49 27.98 +10 02 47.0 q H45
Radar Observations (2)
Epoch (UTC)ValueSigmaUnitsFreq (MHz)ReceiverTransmitter
2017-06-03 03:53:00 187833357.48 4 us 2380 -1 -1
2017-07-08 04:16:00 133408128.35 2 us 2380 -1 -1
Station codes
-1 Arecibo (305-m, 1963–2020)