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
2017-07-03 20:20:16 C 17 43 58.84 +14 02 25.6 14.5 q 006
2017-07-03 20:24:07 C 17 43 59.54 +14 02 27.4 14.5 q 006
2017-07-03 20:27:58 C 17 44 00.24 +14 02 29.0 14.5 q 006
2017-07-03 20:31:49 C 17 44 00.96 +14 02 30.8 14.4 q 006
2017-07-03 20:35:41 C 17 44 01.64 +14 02 32.9 14.6 q 006
2017-07-03 21:55:09 C 17 44 15.58 +14 03 04.4 q 160
2017-07-03 21:56:04 C 17 44 15.75 +14 03 04.6 q 160
2017-07-03 21:57:00 C 17 44 15.92 +14 03 05.1 q 160
2017-07-04 04:59:35 C 17 45 40.03 +14 06 00.4 U 654
2017-07-04 05:35:42 C 17 45 46.58 +14 06 15.2 U 654
2017-07-04 06:00:35 C 17 45 51.07 +14 06 25.1 U 654
2017-07-04 06:20:18 C 17 45 54.63 +14 06 32.9 U 654
2017-07-04 06:42:52 C 17 45 58.69 +14 06 41.7 U 654
2017-07-04 07:00:21 C 17 46 01.84 +14 06 48.4 U 654
2017-07-04 07:18:07 C 17 46 05.05 +14 06 55.1 U 654
2017-07-04 07:47:28 C 17 46 10.35 +14 07 05.9 U 654
2017-07-04 07:55:43 C 17 46 11.18 +14 07 08.4 v 719
2017-07-04 08:05:20 C 17 46 13.59 +14 07 12.4 U 654
2017-07-04 08:19:24 C 17 46 15.46 +14 07 17.6 v 719
2017-07-04 08:22:43 C 17 46 16.74 +14 07 18.7 U 654
2017-07-04 08:42:26 C 17 46 20.33 +14 07 25.6 U 654
2017-07-04 08:53:54 C 17 46 22.43 +14 07 29.6 U 654
2017-07-04 09:05:49 C 17 46 24.61 +14 07 33.8 U 654
2017-07-04 09:17:24 C 17 46 26.74 +14 07 37.8 U 654
2017-07-04 09:28:54 C 17 46 28.85 +14 07 41.7 U 654
2017-07-04 21:47:05 n 17 48 58.09 +14 11 57.1 q Z43
2017-07-04 22:16:46 n 17 49 03.58 +14 12 07.7 q Z43
2017-07-04 22:21:28 C 17 49 03.76 +14 12 14.2 q 160
2017-07-04 22:23:23 C 17 49 04.12 +14 12 14.8 q 160
2017-07-04 22:25:19 C 17 49 04.47 +14 12 15.5 q 160
2017-07-04 23:00:58 n 17 49 11.79 +14 12 23.3 q Z43
2017-07-05 07:29:31 C 17 50 51.59 +14 15 26.9 v 719
2017-07-05 08:22:19 C 17 51 01.32 +14 15 42.8 v 719
2017-07-05 21:48:36 C 17 53 45.71 +14 19 33.2 q C23
2017-07-05 21:53:48 C 17 53 46.70 +14 19 34.9 q C23
2017-07-05 21:58:03 C 17 53 47.25 +14 19 43.0 q 160
2017-07-05 21:59:35 C 17 53 47.78 +14 19 36.4 q C23
2017-07-05 22:00:05 C 17 53 47.63 +14 19 43.6 q 160
2017-07-05 22:02:00 C 17 53 47.99 +14 19 44.1 q 160
2017-07-06 07:56:50 C 17 55 46.80 +14 22 37.5 U 654
2017-07-06 08:22:19 C 17 55 51.57 +14 22 43.6 U 654
2017-07-06 08:50:41 C 17 55 56.91 +14 22 50.3 U 654
2017-07-06 09:17:53 C 17 56 02.05 +14 22 56.5 U 654
2017-07-06 21:40:24 C 17 58 35.72 +14 25 50.8 q 160
2017-07-06 21:41:55 C 17 58 36.01 +14 25 51.2 q 160
2017-07-06 21:45:12 C 17 58 36.63 +14 25 52.0 q 160
2017-07-07 03:42:24 C 17 59 50.17 +14 27 14.9 u H21
2017-07-07 03:44:55 C 17 59 50.66 +14 27 15.4 u H21
2017-07-07 03:47:26 C 17 59 51.13 +14 27 16.1 u H21
2017-07-07 03:49:57 C 17 59 51.61 +14 27 16.7 u H21
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)