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
2017-08-11 19:18:41 C 20 37 35.86 +05 00 13.5 u 193
2017-08-11 19:23:13 C 20 37 36.39 +05 00 08.7 u 193
2017-08-11 19:27:46 C 20 37 36.92 +05 00 03.8 u 193
2017-08-11 19:32:18 C 20 37 37.45 +04 59 59.0 u 193
2017-08-11 19:36:50 C 20 37 37.98 +04 59 54.5 u 193
2017-08-11 19:41:21 C 20 37 38.52 +04 59 49.3 u 193
2017-08-11 19:45:54 C 20 37 39.04 +04 59 44.7 u 193
2017-08-11 19:50:26 C 20 37 39.57 +04 59 39.9 u 193
2017-08-11 19:54:59 C 20 37 40.06 +04 59 35.1 u 193
2017-08-11 19:59:31 C 20 37 40.62 +04 59 29.7 u 193
2017-08-11 20:04:03 C 20 37 41.15 +04 59 25.4 u 193
2017-08-11 20:08:36 C 20 37 41.69 +04 59 20.6 u 193
2017-08-11 20:13:07 C 20 37 42.21 +04 59 16.0 u 193
2017-08-11 20:17:39 C 20 37 42.75 +04 59 11.0 u 193
2017-08-11 20:22:12 C 20 37 43.28 +04 59 06.3 u 193
2017-08-11 20:26:44 C 20 37 43.83 +04 59 01.2 u 193
2017-08-11 20:31:16 C 20 37 44.34 +04 58 56.9 u 193
2017-08-11 20:35:49 C 20 37 44.87 +04 58 51.7 u 193
2017-08-11 20:40:20 C 20 37 45.39 +04 58 46.9 u 193
2017-08-11 20:40:47 C 20 37 47.65 +04 58 44.8 q K73
2017-08-11 20:44:52 C 20 37 45.94 +04 58 41.8 u 193
2017-08-11 20:49:24 C 20 37 46.47 +04 58 37.2 u 193
2017-08-11 20:53:57 C 20 37 47.01 +04 58 32.5 u 193
2017-08-11 20:54:51 C 20 37 49.30 +04 58 30.3 q K73
2017-08-11 20:58:29 C 20 37 47.56 +04 58 27.5 u 193
2017-08-11 21:03:02 C 20 37 48.07 +04 58 22.9 u 193
2017-08-11 21:07:33 C 20 37 48.62 +04 58 17.9 u 193
2017-08-11 21:12:05 C 20 37 49.16 +04 58 13.2 u 193
2017-08-11 21:16:37 C 20 37 49.69 +04 58 08.3 u 193
2017-08-11 21:21:10 C 20 37 50.22 +04 58 03.5 u 193
2017-08-11 21:25:43 C 20 37 50.78 +04 57 58.6 u 193
2017-08-11 21:30:15 C 20 37 51.31 +04 57 53.8 u 193
2017-08-11 21:34:47 C 20 37 51.86 +04 57 48.9 u 193
2017-08-11 21:39:18 C 20 37 52.39 +04 57 44.1 u 193
2017-08-11 21:43:50 C 20 37 52.93 +04 57 39.6 u 193
2017-08-12 18:17:48 C 20 40 29.69 +04 36 01.5 u 193
2017-08-12 18:22:20 C 20 40 30.21 +04 35 56.9 u 193
2017-08-12 18:26:53 C 20 40 30.76 +04 35 52.0 u 193
2017-08-12 18:31:25 C 20 40 31.24 +04 35 47.3 u 193
2017-08-12 18:35:58 C 20 40 31.75 +04 35 42.6 u 193
2017-08-12 18:40:30 C 20 40 32.27 +04 35 37.7 u 193
2017-08-12 18:45:01 C 20 40 32.76 +04 35 33.4 u 193
2017-08-12 18:49:33 C 20 40 33.30 +04 35 28.4 u 193
2017-08-12 18:54:06 C 20 40 33.80 +04 35 23.5 u 193
2017-08-12 18:58:39 C 20 40 34.31 +04 35 18.8 u 193
2017-08-12 19:25:52 C 20 40 37.39 +04 34 50.2 u 193
2017-08-12 22:06:53 C 20 40 58.05 +04 31 57.6 q 160
2017-08-12 22:09:47 C 20 40 58.37 +04 31 54.7 q 160
2017-08-12 22:12:43 C 20 40 58.70 +04 31 51.7 q 160
2017-08-12 22:37:56 C 20 40 59.50 +04 31 27.5 u 193
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)