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
2014-07-07 08:13:56 S 00 30 52.48 +12 40 46.5 L C51
2014-07-07 11:23:21 S 00 31 12.75 +12 42 18.5 L C51
2014-08-13 08:20:24 C 01 31 57.26 +15 32 51.6 u H21
2014-08-13 08:24:05 C 01 31 57.32 +15 32 51.3 u H21
2014-08-13 08:27:39 C 01 31 57.41 +15 32 50.8 u H21
2014-08-13 08:31:23 C 01 31 57.51 +15 32 50.6 u H21
2014-08-13 08:35:06 C 01 31 57.59 +15 32 50.1 u H21
2014-08-25 09:10:31 C 01 35 15.81 +14 36 16.3 R G45
2014-08-25 09:58:21 C 01 35 15.42 +14 36 02.0 R G45
2014-08-25 10:39:52 C 01 35 15.08 +14 35 49.9 R G45
2014-08-25 11:20:11 C 01 35 14.81 +14 35 38.2 R G45
2014-08-25 11:21:24 C 01 35 14.76 +14 35 37.4 R G45
2014-08-28 10:54:15 C 01 34 43.105 +14 12 51.33 L F51
2014-08-28 11:12:01 C 01 34 42.818 +14 12 45.23 L F51
2014-08-28 11:47:10 C 01 34 42.339 +14 12 33.17 L F51
2014-09-01 09:12:09 C 01 33 13.15 +13 37 40.8 q 703
2014-09-01 09:20:05 C 01 33 12.93 +13 37 37.5 q 703
2014-09-01 09:28:03 C 01 33 12.73 +13 37 33.7 q 703
2014-09-01 09:36:03 C 01 33 12.61 +13 37 30.4 q 703
2014-09-08 04:54:06 C 01 28 43.32 +12 24 00.8 q H21
2014-09-08 04:57:57 C 01 28 43.18 +12 23 59.2 q H21
2014-09-08 05:01:41 C 01 28 43.04 +12 23 57.4 q H21
2014-09-08 05:05:25 C 01 28 42.90 +12 23 55.3 q H21
2014-09-08 05:09:16 C 01 28 42.75 +12 23 54.0 q H21
2014-09-22 20:26:05 C 01 12 58.64 +09 06 51.2 o C94
2014-09-22 20:28:02 C 01 12 58.53 +09 06 49.5 o C94
2014-09-22 20:30:00 C 01 12 58.42 +09 06 49.4 o C94
2014-09-22 20:31:55 C 01 12 58.36 +09 06 48.2 o C94
2014-09-22 20:33:50 C 01 12 58.17 +09 06 47.3 o C94
2014-09-22 20:35:45 C 01 12 58.18 +09 06 45.3 o C94
2014-09-23 10:10:17 C 01 12 16.423 +08 58 42.99 L F51
2014-09-23 10:25:54 C 01 12 15.542 +08 58 33.44 L F51
2014-09-23 10:41:36 C 01 12 14.660 +08 58 24.02 L F51
2014-09-23 22:46:23 C 01 11 36.87 +08 51 00.9 c A24
2014-09-23 22:47:25 C 01 11 36.83 +08 51 00.2 c A24
2014-09-23 23:47:08 C 01 11 33.53 +08 50 24.4 c A24
2014-09-23 23:48:11 C 01 11 33.47 +08 50 23.7 c A24
2014-09-24 00:48:55 C 01 11 30.07 +08 49 47.0 q 160
2014-09-24 00:51:42 C 01 11 29.93 +08 49 45.6 q 160
2014-09-24 00:54:33 C 01 11 29.76 +08 49 43.9 q 160
2014-09-25 09:05:12 C 01 09 48.20 +08 30 22.4 q 703
2014-09-25 09:28:22 C 01 09 46.86 +08 30 08.4 q 703
2014-09-25 09:51:33 C 01 09 45.56 +08 29 54.0 q 703
2014-09-25 10:14:46 C 01 09 44.25 +08 29 40.1 q 703
2014-09-25 23:00:55 C 01 09 04.46 +08 21 55.8 q D03
2014-09-25 23:11:22 C 01 09 03.86 +08 21 49.4 q D03
2014-09-25 23:21:40 C 01 09 03.28 +08 21 43.1 q D03
2014-09-25 23:31:58 C 01 09 02.71 +08 21 37.0 q D03
2014-09-26 01:40:53 C 01 08 55.49 +08 20 19.9 q 160
2014-09-26 01:43:40 C 01 08 55.36 +08 20 17.7 q 160
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)