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
2017-06-08 04:26:41 C 16 17 39.35 +04 42 23.7 u H21
2017-06-08 04:29:12 C 16 17 39.55 +04 42 26.6 u H21
2017-06-08 04:31:43 C 16 17 39.74 +04 42 29.6 u H21
2017-06-08 04:34:14 C 16 17 39.93 +04 42 32.4 u H21
2017-06-08 04:36:45 C 16 17 40.11 +04 42 35.4 u H21
2017-06-08 04:39:15 C 16 17 40.30 +04 42 38.4 u H21
2017-06-08 04:41:46 C 16 17 40.49 +04 42 41.4 u H21
2017-06-08 04:44:17 C 16 17 40.66 +04 42 44.3 u H21
2017-06-08 04:46:48 C 16 17 40.87 +04 42 47.2 u H21
2017-06-08 04:49:18 C 16 17 41.05 +04 42 50.3 u H21
2017-06-08 04:51:34 C 16 17 41.21 +04 42 52.9 u H21
2017-06-08 08:40:26 C 16 17 59.70 +04 47 25.2 U 654
2017-06-08 09:08:48 C 16 18 01.86 +04 47 58.3 U 654
2017-06-08 22:34:30 C 16 19 13.97 +05 03 37.1 q 160
2017-06-08 22:36:43 C 16 19 14.14 +05 03 39.8 q 160
2017-06-08 22:38:58 C 16 19 14.32 +05 03 42.3 q 160
2017-06-09 03:47:38 C 16 19 42.82 +05 09 46.8 u H21
2017-06-09 03:50:09 C 16 19 43.02 +05 09 49.7 u H21
2017-06-09 03:52:40 C 16 19 43.22 +05 09 52.6 u H21
2017-06-09 03:55:11 C 16 19 43.42 +05 09 55.6 u H21
2017-06-09 03:57:43 C 16 19 43.61 +05 09 58.6 u H21
2017-06-09 04:00:14 C 16 19 43.81 +05 10 01.6 u H21
2017-06-09 04:02:45 C 16 19 44.00 +05 10 04.5 u H21
2017-06-09 04:05:16 C 16 19 44.20 +05 10 07.5 u H21
2017-06-09 04:07:47 C 16 19 44.40 +05 10 10.4 u H21
2017-06-09 04:10:18 C 16 19 44.60 +05 10 13.4 u H21
2017-06-09 04:12:49 C 16 19 44.80 +05 10 16.4 u H21
2017-06-09 04:15:20 C 16 19 45.00 +05 10 19.3 u H21
2017-06-09 04:17:51 C 16 19 45.20 +05 10 22.3 u H21
2017-06-09 04:20:23 C 16 19 45.39 +05 10 25.3 u H21
2017-06-09 04:22:54 C 16 19 45.59 +05 10 28.2 u H21
2017-06-09 04:25:25 C 16 19 45.79 +05 10 31.2 u H21
2017-06-09 04:27:56 C 16 19 45.98 +05 10 34.1 u H21
2017-06-09 05:36:39 C 16 19 52.78 +05 11 58.0 U 654
2017-06-09 06:06:55 C 16 19 55.15 +05 12 33.5 U 654
2017-06-09 06:36:38 C 16 19 57.46 +05 13 08.4 U 654
2017-06-09 07:06:16 C 16 19 59.77 +05 13 43.0 U 654
2017-06-09 07:36:48 C 16 20 02.15 +05 14 18.8 U 654
2017-06-09 08:08:16 C 16 20 04.61 +05 14 55.4 U 654
2017-06-09 08:36:39 C 16 20 06.84 +05 15 28.4 U 654
2017-06-10 04:37:55 C 16 21 58.69 +05 38 46.0 u H21
2017-06-10 04:40:26 C 16 21 58.89 +05 38 49.0 u H21
2017-06-10 04:42:58 C 16 21 59.09 +05 38 51.9 u H21
2017-06-10 04:45:29 C 16 21 59.30 +05 38 54.8 u H21
2017-06-10 04:48:00 C 16 21 59.51 +05 38 57.7 u H21
2017-06-10 04:50:31 C 16 21 59.71 +05 39 00.7 u H21
2017-06-10 04:53:02 C 16 21 59.92 +05 39 03.6 u H21
2017-06-10 04:55:33 C 16 22 00.13 +05 39 06.5 u H21
2017-06-10 04:58:04 C 16 22 00.32 +05 39 09.6 u H21
2017-06-10 05:00:35 C 16 22 00.53 +05 39 12.5 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)