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
2017-07-22 10:23:08 C 19 16 34.27 +12 54 15.4 L T08
2017-07-22 10:44:30 C 19 16 38.22 +12 54 00.4 L T08
2017-07-22 11:13:33 C 19 16 43.57 +12 53 39.6 L T08
2017-07-22 21:35:31 C 19 18 50.54 +12 45 58.9 q 160
2017-07-22 21:37:26 C 19 18 50.89 +12 45 57.6 q 160
2017-07-22 21:39:17 C 19 18 51.24 +12 45 56.3 q 160
2017-07-22 21:56:42 C 19 18 54.41 +12 45 45.6 q 157
2017-07-22 21:59:52 C 19 18 55.00 +12 45 43.4 q 157
2017-07-22 22:03:04 C 19 18 55.59 +12 45 41.2 q 157
2017-07-22 22:06:14 C 19 18 56.17 +12 45 38.9 q 157
2017-07-22 22:09:25 C 19 18 56.78 +12 45 36.6 q 157
2017-07-22 22:12:35 C 19 18 57.35 +12 45 34.4 q 157
2017-07-23 07:24:39 C 19 20 45.42 +12 39 00.8 q H45
2017-07-23 07:25:46 C 19 20 45.62 +12 39 00.0 q H45
2017-07-23 07:26:46 C 19 20 45.81 +12 38 59.2 q H45
2017-07-23 07:27:55 C 19 20 46.02 +12 38 58.4 q H45
2017-07-23 07:28:45 C 19 20 46.17 +12 38 57.7 q H45
2017-07-23 07:29:30 C 19 20 46.32 +12 38 57.2 q H45
2017-07-23 08:05:22 C 19 20 53.81 +12 38 26.1 463
2017-07-23 08:24:15 C 19 20 57.32 +12 38 11.9 463
2017-07-23 08:45:47 C 19 21 01.34 +12 37 55.6 463
2017-07-24 10:28:20 C 19 26 06.21 +12 18 48.7 L T05
2017-07-24 10:54:40 C 19 26 10.92 +12 18 27.7 L T05
2017-07-24 11:04:08 C 19 26 12.61 +12 18 20.2 L T05
2017-07-24 11:05:21 C 19 26 12.84 +12 18 19.1 L T05
2017-07-24 20:48:49 C 19 28 08.93 +12 10 18.1 q K73
2017-07-24 20:50:26 C 19 28 09.22 +12 10 16.9 q K73
2017-07-24 20:55:52 C 19 28 10.20 +12 10 12.6 q K73
2017-07-24 21:03:07 C 19 28 11.50 +12 10 06.9 q K73
2017-07-25 00:05:49 C 19 28 45.57 +12 07 41.0 q J27
2017-07-25 00:15:21 C 19 28 47.29 +12 07 33.3 q J27
2017-07-25 00:23:21 C 19 28 48.72 +12 07 26.7 q J27
2017-07-25 03:25:13 C 19 29 25.81 +12 04 57.8 q W19
2017-07-25 03:26:22 C 19 29 26.03 +12 04 56.7 q W19
2017-07-25 03:30:06 C 19 29 26.69 +12 04 54.0 q W19
2017-07-25 03:32:43 C 19 29 27.16 +12 04 51.8 q W19
2017-07-25 03:34:59 C 19 29 27.57 +12 04 50.0 q W19
2017-07-25 03:37:53 C 19 29 28.10 +12 04 47.8 q W19
2017-07-25 03:40:35 C 19 29 28.59 +12 04 45.6 q W19
2017-07-25 03:41:44 C 19 29 28.79 +12 04 44.5 q W19
2017-07-25 07:41:44 C 19 30 12.19 +12 01 35.2 q H45
2017-07-25 07:43:44 C 19 30 12.56 +12 01 33.5 q H45
2017-07-25 07:45:07 C 19 30 12.81 +12 01 32.3 q H45
2017-07-25 07:46:09 C 19 30 13.00 +12 01 31.3 q H45
2017-07-25 07:47:41 C 19 30 13.25 +12 01 30.1 q H45
2017-07-25 07:48:48 C 19 30 13.46 +12 01 29.2 q H45
2017-07-27 03:32:26 C 19 38 34.22 +11 24 18.3 q W33
2017-07-27 04:18:28 C 19 38 42.08 +11 23 38.7 q W33
2017-07-27 21:22:23 C 19 41 52.51 +11 08 06.7 q C23
2017-07-27 21:27:00 C 19 41 53.32 +11 08 02.7 q C23
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)