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
2017-06-24 22:30:55 C 17 06 02.87 +11 46 33.1 q 160
2017-06-24 22:32:53 C 17 06 03.07 +11 46 28.5 U G34
2017-06-24 22:33:12 C 17 06 03.20 +11 46 35.0 q 160
2017-06-24 22:37:05 C 17 06 03.69 +11 46 31.8 U G34
2017-06-25 01:29:18 C 17 06 32.99 +11 49 02.4 q I15
2017-06-25 01:31:30 C 17 06 33.32 +11 49 04.2 q I15
2017-06-25 01:33:43 C 17 06 33.64 +11 49 06.1 q I15
2017-06-25 07:30:27 C 17 07 27.30 +11 54 07.9 v 719
2017-06-25 08:03:13 C 17 07 32.17 +11 54 35.2 v 719
2017-06-25 23:52:59 C 17 10 06.11 +12 07 18.7 d Z35
2017-06-26 21:15:15 C 17 13 38.81 +12 23 43.2 q C23
2017-06-26 21:16:37 C 17 13 39.38 +12 23 52.7 14.6 q 006
2017-06-26 21:22:26 C 17 13 40.23 +12 23 57.1 14.1 q 006
2017-06-26 21:23:53 C 17 13 40.15 +12 23 49.7 q C23
2017-06-26 21:28:13 C 17 13 41.12 +12 24 01.6 14.2 q 006
2017-06-26 21:30:21 C 17 13 41.16 +12 23 54.6 q C23
2017-06-26 21:33:59 C 17 13 42.07 +12 24 06.0 14.8 q 006
2017-06-26 21:35:00 C 17 13 42.16 +12 24 06.8 14.8 q 006
2017-06-27 00:12:11 C 17 14 06.42 +12 26 06.8 d Z35
2017-06-27 00:37:37 C 17 14 10.37 +12 26 25.8 d Z35
2017-06-27 00:58:37 C 17 14 13.58 +12 26 40.6 d Z35
2017-06-27 05:19:23 C 17 15 00.23 +12 30 01.4 U 654
2017-06-27 06:17:43 C 17 15 09.18 +12 30 45.3 U 654
2017-06-27 07:10:00 C 17 15 17.18 +12 31 24.0 U 654
2017-06-27 08:04:33 C 17 15 25.56 +12 32 03.7 U 654
2017-06-28 00:05:16 C 17 18 09.31 +12 43 32.7 d Z35
2017-06-28 00:22:28 C 17 18 12.04 +12 43 44.2 d Z35
2017-06-28 00:35:59 C 17 18 14.11 +12 43 53.5 d Z35
2017-06-28 03:20:18 C 17 18 44.83 +12 45 47.7 q W19
2017-06-28 03:26:51 C 17 18 45.86 +12 45 52.4 q W19
2017-06-28 03:33:41 C 17 18 46.95 +12 45 57.3 q W19
2017-06-28 03:40:07 C 17 18 47.99 +12 46 01.9 q W19
2017-06-28 03:46:35 C 17 18 49.01 +12 46 06.4 q W19
2017-06-28 03:53:08 C 17 18 50.05 +12 46 11.1 q W19
2017-06-28 07:50:07 C 17 19 28.93 +12 49 04.9 q 703
2017-06-28 07:58:30 C 17 19 30.29 +12 49 10.3 q 703
2017-06-28 08:06:50 C 17 19 31.62 +12 49 15.5 q 703
2017-06-28 08:15:11 C 17 19 32.98 +12 49 21.6 q 703
2017-06-28 10:00:04 C 17 19 52.11 +12 50 49.1 L T08
2017-06-28 10:21:38 C 17 19 55.48 +12 51 03.6 L T08
2017-06-28 10:31:36 C 17 19 57.04 +12 51 10.3 L T08
2017-06-28 10:50:27 C 17 20 00.00 +12 51 22.9 L T08
2017-06-28 20:32:39 C 17 21 44.97 +12 57 33.5 14.7 q 006
2017-06-28 20:35:25 C 17 21 45.44 +12 57 35.4 14.6 q 006
2017-06-28 20:35:57 C 17 21 45.54 +12 57 36.0 14.6 q 006
2017-06-28 20:41:55 C 17 21 46.52 +12 57 40.3 14.7 q 006
2017-06-28 20:43:50 C 17 21 46.85 +12 57 41.3 14.6 q 006
2017-06-28 23:30:54 C 17 22 14.06 +12 59 36.5 d Z35
2017-06-28 23:40:24 C 17 22 15.56 +12 59 42.3 d Z35
2017-06-28 23:55:13 C 17 22 18.03 +12 59 51.8 d Z35
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)