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
2014-05-30 10:44:09 C 22 21 01.12 +00 26 03.5 q G96
2014-05-30 10:52:55 C 22 21 02.65 +00 26 13.2 q G96
2014-05-30 11:01:43 C 22 21 04.16 +00 26 22.7 q G96
2014-06-02 09:43:39 C 22 33 22.33 +01 42 27.8 q 703
2014-06-02 09:52:23 C 22 33 23.81 +01 42 37.1 q 703
2014-06-02 10:01:05 C 22 33 25.29 +01 42 45.9 q 703
2014-06-02 10:09:48 C 22 33 26.73 +01 42 55.7 q 703
2014-06-03 10:06:35 C 22 37 31.95 +02 08 07.9 q G96
2014-06-03 10:09:08 C 22 37 32.38 +02 08 10.7 q G96
2014-06-03 10:11:40 C 22 37 32.79 +02 08 13.3 q G96
2014-06-03 10:14:13 C 22 37 33.21 +02 08 16.0 q G96
2014-06-03 10:16:45 C 22 37 33.64 +02 08 18.6 q G96
2014-06-09 10:11:51 C 23 01 15.44 +04 33 00.6 q 703
2014-06-09 10:17:37 C 23 01 16.33 +04 33 05.8 q 703
2014-06-09 10:23:24 C 23 01 17.24 +04 33 12.1 q 703
2014-06-09 10:29:09 C 23 01 18.14 +04 33 17.0 q 703
2014-06-26 10:05:06 C 00 00 00.63 +10 08 10.3 q 703
2014-06-26 10:10:53 C 00 00 01.36 +10 08 14.9 q 703
2014-06-26 10:16:41 C 00 00 02.07 +10 08 18.2 q 703
2014-06-26 10:22:29 C 00 00 02.79 +10 08 22.5 q 703
2014-07-04 10:45:27 S 00 23 13.50 +12 05 06.7 L C51
2014-07-04 13:54:52 S 00 23 34.86 +12 06 47.9 L C51
2014-07-04 17:04:29 S 00 23 56.15 +12 08 30.6 L C51
2014-07-04 20:13:54 S 00 24 17.45 +12 10 10.3 L C51
2014-07-04 23:23:19 S 00 24 38.61 +12 11 50.3 L C51
2014-07-05 02:32:55 S 00 24 59.83 +12 13 30.8 L C51
2014-07-05 05:42:20 S 00 25 20.93 +12 15 10.4 L C51
2014-07-05 08:51:45 S 00 25 42.06 +12 16 49.7 L C51
2014-07-05 12:01:21 S 00 26 03.08 +12 18 27.9 L C51
2014-07-05 13:35:58 S 00 26 13.57 +12 19 17.2 L C51
2014-07-05 15:10:46 S 00 26 24.07 +12 20 06.5 L C51
2014-07-05 16:45:34 S 00 26 34.55 +12 20 55.5 L C51
2014-07-05 18:20:11 S 00 26 44.96 +12 21 44.5 L C51
2014-07-05 19:54:59 S 00 26 55.43 +12 22 32.5 L C51
2014-07-05 21:29:47 S 00 27 05.90 +12 23 21.7 L C51
2014-07-05 23:04:24 S 00 27 16.32 +12 24 09.8 L C51
2014-07-06 00:39:12 S 00 27 26.724 +12 24 58.14 L C51
2014-07-06 02:14:00 S 00 27 37.13 +12 25 47.0 L C51
2014-07-06 03:48:37 S 00 27 47.50 +12 26 35.3 L C51
2014-07-06 05:23:25 S 00 27 57.88 +12 27 23.3 L C51
2014-07-06 06:58:13 S 00 28 08.246 +12 28 11.93 L C51
2014-07-06 08:32:50 S 00 28 18.61 +12 28 59.5 L C51
2014-07-06 10:07:39 S 00 28 28.91 +12 29 48.2 L C51
2014-07-06 11:42:26 S 00 28 39.26 +12 30 35.6 L C51
2014-07-06 14:51:51 S 00 28 59.87 +12 32 10.2 L C51
2014-07-06 18:01:16 S 00 29 20.46 +12 33 45.5 L C51
2014-07-06 21:10:53 S 00 29 41.04 +12 35 20.0 L C51
2014-07-07 00:20:18 S 00 30 01.52 +12 36 53.5 L C51
2014-07-07 01:54:54 S 00 30 11.69 +12 37 40.4 L C51
2014-07-07 05:04:31 S 00 30 32.11 +12 39 13.9 L C51
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)