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
2017-07-15 22:07:26 C 18 44 09.63 +14 14 48.9 14.5 q 006
2017-07-15 22:10:56 C 18 44 10.32 +14 14 47.9 14.5 q 006
2017-07-16 04:29:32 C 18 45 27.42 +14 13 42.6 r Y00
2017-07-16 04:32:22 C 18 45 28.05 +14 13 42.0 r Y00
2017-07-16 04:34:30 C 18 45 28.58 +14 13 40.3 r Y00
2017-07-16 05:44:53 C 18 45 47.06 +14 12 19.5 U 654
2017-07-16 05:56:31 C 18 45 49.35 +14 12 15.6 U 654
2017-07-16 06:14:32 C 18 45 52.88 +14 12 09.5 U 654
2017-07-16 06:27:26 C 18 45 55.41 +14 12 05.1 U 654
2017-07-16 06:42:04 C 18 45 58.28 +14 12 00.1 U 654
2017-07-16 06:55:56 C 18 46 00.99 +14 11 55.2 U 654
2017-07-16 07:13:54 C 18 46 04.51 +14 11 48.8 U 654
2017-07-16 07:30:21 C 18 46 07.73 +14 11 42.9 U 654
2017-07-16 07:43:46 C 18 46 09.66 +14 11 38.1 v 719
2017-07-16 08:02:40 C 18 46 14.07 +14 11 31.0 U 654
2017-07-16 08:16:31 C 18 46 16.79 +14 11 25.9 U 654
2017-07-16 08:27:42 C 18 46 18.99 +14 11 21.6 U 654
2017-07-16 08:38:24 C 18 46 20.59 +14 11 15.6 v 719
2017-07-16 08:38:55 C 18 46 21.20 +14 11 17.4 U 654
2017-07-16 20:36:29 C 18 48 56.02 +14 06 39.1 q 107
2017-07-16 20:39:53 C 18 48 56.71 +14 06 37.8 q 107
2017-07-16 20:43:52 C 18 48 57.50 +14 06 36.5 q 107
2017-07-16 20:47:16 C 18 48 58.18 +14 06 35.2 q 107
2017-07-16 22:30:16 C 18 49 18.57 +14 05 57.0 q 160
2017-07-16 22:31:11 C 18 49 18.75 +14 05 56.6 q 160
2017-07-16 22:32:06 C 18 49 18.94 +14 05 56.2 q 160
2017-07-17 05:17:11 C 18 50 45.37 +14 03 17.3 463
2017-07-17 05:26:37 C 18 50 47.22 +14 03 13.5 463
2017-07-17 05:35:40 C 18 50 49.00 +14 03 09.9 463
2017-07-17 21:15:03 C 18 54 07.34 +13 56 15.8 q C23
2017-07-17 21:19:41 C 18 54 08.25 +13 56 13.6 q C23
2017-07-17 21:25:27 C 18 54 09.41 +13 56 11.1 q C23
2017-07-17 21:38:16 C 18 54 12.29 +13 56 14.3 14.5 q 006
2017-07-17 21:41:46 C 18 54 12.97 +13 56 12.9 14.4 q 006
2017-07-17 21:45:16 C 18 54 13.63 +13 56 11.6 14.0 q 006
2017-07-17 21:48:46 C 18 54 14.36 +13 56 10.2 14.5 q 006
2017-07-17 21:54:01 C 18 54 15.32 +13 56 07.6 14.6 q 006
2017-07-17 21:56:54 C 18 54 15.46 +13 56 04.4 u K83
2017-07-17 22:00:09 C 18 54 16.08 +13 56 03.0 u K83
2017-07-17 22:02:59 C 18 54 16.65 +13 56 01.8 u K83
2017-07-17 22:04:49 C 18 54 16.97 +13 56 01.0 q 160
2017-07-17 22:06:56 C 18 54 17.39 +13 56 00.0 q 160
2017-07-17 22:09:00 C 18 54 17.79 +13 55 59.0 q 160
2017-07-17 23:36:47 C 18 54 35.69 +13 55 12.2 U Z80
2017-07-17 23:38:11 C 18 54 35.96 +13 55 11.7 U Z80
2017-07-17 23:39:35 C 18 54 36.23 +13 55 10.8 U Z80
2017-07-17 23:40:58 C 18 54 36.51 +13 55 10.1 U Z80
2017-07-17 23:42:22 C 18 54 36.80 +13 55 09.7 U Z80
2017-07-17 23:43:46 C 18 54 37.06 +13 55 08.8 U Z80
2017-07-17 23:45:09 C 18 54 37.36 +13 55 08.2 U Z80
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)