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
2017-06-20 08:12:48 C 16 49 48.74 +10 05 24.5 U 654
2017-06-20 08:42:36 C 16 49 52.43 +10 05 53.6 U 654
2017-06-20 09:12:37 C 16 49 56.16 +10 06 22.7 U 654
2017-06-20 09:43:47 C 16 50 00.08 +10 06 52.8 U 654
2017-06-20 10:12:29 C 16 50 03.73 +10 07 20.4 U 654
2017-06-20 10:40:41 C 16 50 07.36 +10 07 47.4 U 654
2017-06-20 20:11:13 C 16 51 30.24 +10 17 01.5 U 107
2017-06-20 20:14:38 C 16 51 30.70 +10 17 04.9 U 107
2017-06-20 20:18:36 C 16 51 31.17 +10 17 08.9 U 107
2017-06-20 20:22:01 C 16 51 31.61 +10 17 12.3 U 107
2017-06-20 22:41:31 C 16 51 49.34 +10 19 29.9 q 160
2017-06-20 22:43:47 C 16 51 49.63 +10 19 32.2 q 160
2017-06-20 22:45:50 C 16 51 49.88 +10 19 34.2 q 160
2017-06-21 02:15:33 C 16 52 19.19 +10 23 59.7 r Y00
2017-06-21 02:17:32 C 16 52 19.44 +10 24 02.0 r Y00
2017-06-21 02:19:39 C 16 52 19.73 +10 24 04.3 r Y00
2017-06-21 21:41:16 C 16 55 05.79 +10 41 29.0 14.0 q Z43
2017-06-21 22:13:22 C 16 55 10.03 +10 41 59.2 14.1 q Z43
2017-06-21 22:43:25 C 16 55 14.00 +10 42 27.8 14.0 q Z43
2017-06-21 23:27:02 C 16 55 19.46 +10 43 07.0 q C23
2017-06-21 23:31:21 C 16 55 20.03 +10 43 11.1 q C23
2017-06-21 23:36:44 C 16 55 20.76 +10 43 16.0 q C23
2017-06-21 23:42:07 C 16 55 21.47 +10 43 21.2 q C23
2017-06-22 20:47:41 C 16 58 27.34 +11 03 00.5 t 073
2017-06-22 22:00:00 C 16 58 37.12 +11 04 06.0 t 073
2017-06-22 22:04:27 C 16 58 38.99 +11 04 04.2 q Z80
2017-06-22 22:06:14 C 16 58 39.23 +11 04 05.7 q Z80
2017-06-22 22:08:00 C 16 58 39.48 +11 04 07.5 q Z80
2017-06-22 22:09:46 C 16 58 39.72 +11 04 09.1 q Z80
2017-06-22 22:11:33 C 16 58 39.94 +11 04 10.5 q Z80
2017-06-22 22:13:18 C 16 58 40.19 +11 04 12.4 q Z80
2017-06-22 22:15:04 C 16 58 40.43 +11 04 13.9 q Z80
2017-06-22 22:16:50 C 16 58 40.69 +11 04 15.4 q Z80
2017-06-22 22:18:36 C 16 58 40.92 +11 04 17.1 q Z80
2017-06-22 23:00:14 C 16 58 45.34 +11 05 00.1 t 073
2017-06-23 07:46:44 C 17 00 04.07 +11 13 07.1 q 703
2017-06-23 07:54:26 C 17 00 05.14 +11 13 13.8 q 703
2017-06-23 08:02:08 C 17 00 06.16 +11 13 20.9 q 703
2017-06-23 08:09:49 C 17 00 07.25 +11 13 27.9 q 703
2017-06-24 10:15:34 C 17 04 07.05 +11 36 33.9 L T08
2017-06-24 10:24:48 C 17 04 08.33 +11 36 41.7 L T08
2017-06-24 10:25:32 C 17 04 08.43 +11 36 42.3 L T08
2017-06-24 10:43:29 C 17 04 10.93 +11 36 57.5 L T08
2017-06-24 20:57:40 C 17 05 48.71 +11 45 12.2 L04
2017-06-24 21:02:50 C 17 05 49.46 +11 45 16.5 L04
2017-06-24 21:08:29 C 17 05 50.29 +11 45 21.2 L04
2017-06-24 21:14:44 C 17 05 51.20 +11 45 26.5 L04
2017-06-24 22:24:29 C 17 06 01.84 +11 46 21.4 U G34
2017-06-24 22:28:38 C 17 06 02.54 +11 46 31.2 q 160
2017-06-24 22:28:41 C 17 06 02.46 +11 46 24.9 U G34
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)