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
2015-01-08 05:14:57 C 01 17 22.604 +05 20 28.02 L F51
2015-01-08 05:32:49 C 01 17 23.444 +05 20 33.37 L F51
2015-01-08 05:50:39 C 01 17 24.311 +05 20 38.40 L F51
2015-01-08 06:08:28 C 01 17 25.164 +05 20 43.80 L F51
2015-12-11 08:35:54 C 07 36 11.51 +15 42 08.3 u H21
2015-12-11 08:53:52 C 07 36 10.91 +15 42 08.3 u H21
2015-12-11 09:17:00 C 07 36 10.12 +15 42 08.2 u H21
2015-12-17 07:51:46 C 07 31 01.35 +15 46 47.2 u H21
2015-12-17 08:05:08 C 07 31 00.82 +15 46 47.7 u H21
2015-12-17 08:25:12 C 07 31 00.03 +15 46 48.9 u H21
2016-01-05 12:24:22 C 07 10 30.373 +16 15 51.93 L F51
2016-01-05 13:03:25 C 07 10 28.443 +16 15 55.14 L F51
2016-01-05 13:23:00 C 07 10 27.464 +16 15 56.56 L F51
2017-01-30 11:07:41 C 13 47 13.37 -12 34 48.7 q G96
2017-01-30 11:13:58 C 13 47 13.80 -12 34 51.0 q G96
2017-01-30 11:20:12 C 13 47 14.15 -12 34 53.5 q G96
2017-01-30 11:26:28 C 13 47 14.53 -12 34 54.8 q G96
2017-02-02 14:21:36 C 13 52 01.207 -12 56 49.83 L F51
2017-02-02 14:36:26 C 13 52 02.120 -12 56 54.09 L F51
2017-02-02 14:51:19 C 13 52 03.039 -12 56 58.40 L F51
2017-02-02 15:06:10 C 13 52 03.956 -12 57 02.65 L F51
2017-02-24 09:37:04 C 14 24 21.84 -15 00 06.7 R G45
2017-02-24 09:44:01 C 14 24 22.24 -15 00 07.4 R G45
2017-02-24 09:50:25 C 14 24 22.61 -15 00 08.9 R G45
2017-02-24 09:57:23 C 14 24 22.99 -15 00 10.4 R G45
2017-03-01 11:36:54 C 14 31 31.43 -15 19 33.6 R G45
2017-03-01 11:43:48 C 14 31 31.81 -15 19 34.6 R G45
2017-03-01 11:50:48 C 14 31 32.22 -15 19 35.3 R G45
2017-03-01 11:57:45 C 14 31 32.61 -15 19 36.7 R G45
2017-03-01 12:04:45 C 14 31 32.99 -15 19 38.2 R G45
2017-03-02 11:07:46 C 14 32 53.08 -15 22 49.2 q 703
2017-03-02 11:15:08 C 14 32 53.46 -15 22 49.7 q 703
2017-03-02 11:22:30 C 14 32 53.91 -15 22 50.8 q 703
2017-03-02 11:29:50 C 14 32 54.34 -15 22 51.9 q 703
2017-03-03 08:52:43 C 14 34 08.35 -15 25 40.9 R G45
2017-03-03 08:59:32 C 14 34 08.74 -15 25 41.8 R G45
2017-03-03 09:06:28 C 14 34 09.12 -15 25 42.9 R G45
2017-03-03 09:13:26 C 14 34 09.52 -15 25 43.9 R G45
2017-03-03 09:20:23 C 14 34 09.89 -15 25 44.6 R G45
2017-03-03 09:27:17 C 14 34 10.29 -15 25 45.2 R G45
2017-03-05 13:47:42 C 14 37 09.088 -15 32 01.94 L F51
2017-03-05 14:04:42 C 14 37 10.005 -15 32 03.83 L F51
2017-03-05 14:21:42 C 14 37 10.921 -15 32 05.72 L F51
2017-03-05 14:38:39 C 14 37 11.836 -15 32 07.60 L F51
2017-03-08 12:43:12 C 14 41 07.63 -15 39 11.4 o 691
2017-03-08 12:51:18 C 14 41 08.06 -15 39 12.3 o 691
2017-03-09 10:21:22 C 14 42 19.93 -15 41 02.3 o 691
2017-03-09 10:26:36 C 14 42 20.23 -15 41 02.7 o 691
2017-03-09 10:31:52 C 14 42 20.50 -15 41 03.2 o 691
2017-03-23 14:23:53 C 15 00 08.109 -15 46 53.02 L F51
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)