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
2017-06-10 05:03:07 C 16 22 00.73 +05 39 15.4 u H21
2017-06-10 05:05:38 C 16 22 00.94 +05 39 18.2 u H21
2017-06-10 05:08:09 C 16 22 01.16 +05 39 21.3 u H21
2017-06-10 05:10:40 C 16 22 01.37 +05 39 24.2 u H21
2017-06-10 05:13:11 C 16 22 01.58 +05 39 27.0 u H21
2017-06-10 05:15:42 C 16 22 01.78 +05 39 30.0 u H21
2017-06-10 05:18:43 C 16 22 02.02 +05 39 33.5 u H21
2017-06-10 05:57:01 C 16 22 05.18 +05 40 18.0 u H21
2017-06-10 05:59:05 C 16 22 05.35 +05 40 20.4 u H21
2017-06-10 06:01:07 C 16 22 05.51 +05 40 22.7 u H21
2017-06-10 06:03:10 C 16 22 05.68 +05 40 25.1 u H21
2017-06-10 06:05:13 C 16 22 05.86 +05 40 27.6 u H21
2017-06-10 06:07:16 C 16 22 06.01 +05 40 29.8 u H21
2017-06-10 06:09:19 C 16 22 06.19 +05 40 32.3 u H21
2017-06-10 06:11:22 C 16 22 06.36 +05 40 34.6 u H21
2017-06-10 06:13:25 C 16 22 06.54 +05 40 36.8 u H21
2017-06-10 06:15:28 C 16 22 06.70 +05 40 39.3 u H21
2017-06-10 06:17:31 C 16 22 06.87 +05 40 41.7 u H21
2017-06-10 06:19:34 C 16 22 07.04 +05 40 44.1 u H21
2017-06-10 06:21:37 C 16 22 07.20 +05 40 46.4 u H21
2017-06-10 06:23:39 C 16 22 07.37 +05 40 48.8 u H21
2017-06-10 06:25:42 C 16 22 07.55 +05 40 51.3 u H21
2017-06-10 06:27:45 C 16 22 07.71 +05 40 53.4 u H21
2017-06-10 06:30:00 C 16 22 07.90 +05 40 56.2 u H21
2017-06-10 21:33:35 C 16 23 35.80 +05 58 17.7 14.6 q Z43
2017-06-10 22:27:52 C 16 23 40.52 +05 59 21.2 14.4 q Z43
2017-06-10 22:55:22 C 16 23 42.87 +05 59 52.9 14.3 q Z43
2017-06-11 03:23:46 C 16 24 09.55 +06 05 12.7 q W33
2017-06-11 03:38:08 C 16 24 10.75 +06 05 29.6 q W33
2017-06-11 05:10:03 C 16 24 18.86 +06 07 12.7 u H21
2017-06-11 05:12:34 C 16 24 19.08 +06 07 15.4 u H21
2017-06-11 05:15:05 C 16 24 19.30 +06 07 18.3 u H21
2017-06-11 05:17:36 C 16 24 19.51 +06 07 21.3 u H21
2017-06-11 05:20:08 C 16 24 19.73 +06 07 24.1 u H21
2017-06-11 05:22:39 C 16 24 19.94 +06 07 27.1 u H21
2017-06-11 05:25:09 C 16 24 20.16 +06 07 29.9 u H21
2017-06-11 05:27:40 C 16 24 20.37 +06 07 32.8 u H21
2017-06-11 05:30:11 C 16 24 20.59 +06 07 35.7 u H21
2017-06-11 05:32:42 C 16 24 20.80 +06 07 38.6 u H21
2017-06-11 05:35:12 C 16 24 21.01 +06 07 41.6 u H21
2017-06-11 05:37:43 C 16 24 21.23 +06 07 44.4 u H21
2017-06-11 05:40:14 C 16 24 21.45 +06 07 47.3 u H21
2017-06-11 05:42:44 C 16 24 21.67 +06 07 50.2 u H21
2017-06-11 05:45:15 C 16 24 21.88 +06 07 53.1 u H21
2017-06-11 05:48:01 C 16 24 22.12 +06 07 56.3 u H21
2017-06-11 21:57:21 C 16 25 59.34 +06 26 25.2 15.3 q Z43
2017-06-11 22:23:15 C 16 26 01.70 +06 26 55.3 15.0 q Z43
2017-06-11 22:23:44 C 16 26 01.19 +06 26 59.3 q 160
2017-06-11 22:25:42 C 16 26 01.37 +06 27 01.7 q 160
2017-06-11 22:27:39 C 16 26 01.54 +06 27 04.0 q 160
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)