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
2017-05-16 06:11:22 C 15 47 18.11 -05 35 01.4 q G96
2017-05-16 06:14:09 C 15 47 18.18 -05 34 58.8 q G96
2017-05-16 06:16:56 C 15 47 18.26 -05 34 56.1 q G96
2017-05-16 06:19:41 C 15 47 18.34 -05 34 53.4 q G96
2017-05-17 23:08:46 C 15 48 46.29 -04 54 18.9 q 160
2017-05-17 23:10:48 C 15 48 46.35 -04 54 16.9 q 160
2017-05-17 23:12:52 C 15 48 46.41 -04 54 14.8 q 160
2017-05-19 11:56:43 C 15 50 08.74 -04 16 25.4 L T05
2017-05-19 12:18:18 C 15 50 09.38 -04 16 02.8 L T05
2017-05-19 12:39:55 C 15 50 10.02 -04 15 40.3 L T05
2017-05-19 13:00:33 C 15 50 10.65 -04 15 18.8 L T05
2017-05-19 22:50:36 C 15 50 35.53 -04 05 19.5 q Z80
2017-05-19 22:52:24 C 15 50 35.53 -04 05 17.3 q Z80
2017-05-19 22:54:10 C 15 50 35.63 -04 05 15.6 q Z80
2017-05-19 22:55:57 C 15 50 35.69 -04 05 14.0 q Z80
2017-05-19 22:57:44 C 15 50 35.73 -04 05 11.7 q Z80
2017-05-19 22:59:31 C 15 50 35.80 -04 05 10.2 q Z80
2017-05-21 00:08:01 C 15 51 35.69 -03 38 32.6 q J43
2017-05-21 00:33:02 C 15 51 36.47 -03 38 06.1 q J43
2017-05-21 00:57:44 C 15 51 37.25 -03 37 40.1 q J43
2017-05-22 07:51:14 C 15 52 54.05 -03 04 34.7 q 703
2017-05-22 07:58:57 C 15 52 54.31 -03 04 26.2 q 703
2017-05-22 08:06:38 C 15 52 54.57 -03 04 18.0 q 703
2017-05-22 08:14:19 C 15 52 54.83 -03 04 09.7 q 703
2017-05-23 09:02:20 C 15 53 58.64 -02 37 09.9 q 703
2017-05-23 09:11:04 C 15 53 58.95 -02 37 00.3 q 703
2017-05-23 09:18:44 C 15 53 59.22 -02 36 51.9 q 703
2017-05-23 09:29:23 C 15 53 59.60 -02 36 40.1 q 703
2017-05-23 22:00:02 C 15 54 35.18 -02 22 59.0 d Z35
2017-05-23 22:17:07 C 15 54 35.87 -02 22 39.8 d Z35
2017-05-23 22:39:12 C 15 54 36.64 -02 22 15.3 d Z35
2017-05-24 11:47:10 C 15 55 10.72 -02 07 32.5 L T08
2017-05-24 12:11:12 C 15 55 11.59 -02 07 05.8 L T08
2017-05-24 12:35:06 C 15 55 12.47 -02 06 39.2 L T08
2017-05-24 12:58:58 C 15 55 13.36 -02 06 12.6 L T08
2017-05-24 21:40:28 C 15 55 40.32 -01 56 43.5 d Z35
2017-05-24 21:57:12 C 15 55 40.92 -01 56 25.4 d Z35
2017-05-24 22:15:43 C 15 55 41.60 -01 56 03.6 d Z35
2017-05-24 22:42:42 C 15 55 42.66 -01 55 39.6 14.3 q Z43
2017-05-24 23:30:31 C 15 55 44.52 -01 54 46.3 14.0 q Z43
2017-05-25 00:06:20 C 15 55 45.91 -01 54 06.2 14.8 q Z43
2017-05-25 01:05:07 C 15 55 48.18 -01 53 01.9 q Z80
2017-05-25 01:06:52 C 15 55 48.25 -01 52 59.6 q Z80
2017-05-25 01:08:36 C 15 55 48.33 -01 52 57.8 q Z80
2017-05-25 01:10:21 C 15 55 48.39 -01 52 55.9 q Z80
2017-05-25 01:12:06 C 15 55 48.47 -01 52 53.9 q Z80
2017-05-25 01:13:51 C 15 55 48.53 -01 52 51.9 q Z80
2017-05-25 01:15:35 C 15 55 48.62 -01 52 49.9 q Z80
2017-05-25 01:17:19 C 15 55 48.67 -01 52 48.0 q Z80
2017-05-25 01:19:05 C 15 55 48.74 -01 52 46.2 q Z80
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)