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
2017-07-12 05:41:12 C 18 25 19.66 +14 34 07.4 u H21
2017-07-12 05:43:14 C 18 25 20.06 +14 34 07.0 u H21
2017-07-12 05:45:17 C 18 25 20.47 +14 34 06.7 u H21
2017-07-12 05:47:20 C 18 25 20.86 +14 34 06.7 u H21
2017-07-12 06:14:11 C 18 25 28.01 +14 34 09.3 U 654
2017-07-12 06:46:24 C 18 25 34.33 +14 34 06.2 U 654
2017-07-12 07:19:14 C 18 25 40.76 +14 34 02.6 U 654
2017-07-12 09:05:56 C 18 26 01.80 +14 33 48.8 U 654
2017-07-12 09:28:22 C 18 26 06.27 +14 33 45.6 U 654
2017-07-12 09:48:11 C 18 26 10.23 +14 33 42.5 U 654
2017-07-12 10:09:40 C 18 26 14.55 +14 33 39.2 U 654
2017-07-12 10:29:55 C 18 26 20.56 +14 33 56.0 L T05
2017-07-12 10:33:56 C 18 26 21.34 +14 33 55.7 L T05
2017-07-12 10:37:51 C 18 26 22.10 +14 33 55.1 L T05
2017-07-12 11:00:35 C 18 26 26.55 +14 33 52.0 L T05
2017-07-12 11:02:41 C 18 26 26.94 +14 33 51.6 L T05
2017-07-12 11:15:49 C 18 26 29.52 +14 33 49.6 L T05
2017-07-12 11:18:34 C 18 26 30.06 +14 33 49.4 L T05
2017-07-12 11:19:16 C 18 26 30.20 +14 33 49.2 L T05
2017-07-12 22:05:39 C 18 28 50.33 +14 32 03.0 14.3 q 006
2017-07-12 22:09:15 C 18 28 51.08 +14 32 02.2 14.3 q 006
2017-07-12 22:13:28 C 18 28 51.86 +14 32 01.5 14.1 q 006
2017-07-12 22:17:39 C 18 28 52.71 +14 32 01.3 14.1 q 006
2017-07-12 22:21:15 C 18 28 53.44 +14 32 00.6 14.2 q 006
2017-07-12 23:18:06 C 18 29 04.58 +14 31 43.1 q C23
2017-07-12 23:23:53 C 18 29 05.74 +14 31 42.1 q C23
2017-07-12 23:28:30 C 18 29 06.67 +14 31 41.4 q C23
2017-07-14 10:42:10 C 18 36 35.77 +14 25 21.0 L T08
2017-07-14 10:51:11 C 18 36 37.53 +14 25 18.5 L T08
2017-07-14 10:53:07 C 18 36 37.91 +14 25 18.0 L T08
2017-07-14 21:33:34 C 18 38 56.42 +14 22 09.2 q 160
2017-07-14 21:35:55 C 18 38 56.89 +14 22 08.6 q 160
2017-07-14 21:38:13 C 18 38 57.34 +14 22 08.0 q 160
2017-07-14 21:52:12 C 18 39 00.35 +14 21 57.1 q C23
2017-07-14 21:58:33 C 18 39 01.63 +14 21 55.4 q C23
2017-07-14 21:59:09 C 18 39 02.04 +14 22 04.7 14.9 q 006
2017-07-14 22:02:39 C 18 39 02.71 +14 22 04.1 14.8 q 006
2017-07-14 22:04:20 C 18 39 02.78 +14 21 53.9 q C23
2017-07-14 22:04:30 C 18 39 03.12 +14 21 53.8 U J69
2017-07-14 22:06:09 C 18 39 03.39 +14 22 02.8 14.4 q 006
2017-07-14 22:10:13 C 18 39 04.19 +14 22 01.4 15.0 q 006
2017-07-14 22:14:19 C 18 39 05.03 +14 22 02.4 14.6 q 006
2017-07-14 22:15:49 C 18 39 05.39 +14 21 50.8 U J69
2017-07-14 22:26:42 C 18 39 07.58 +14 21 48.0 U J69
2017-07-15 03:06:23 C 18 40 05.37 +14 21 46.0 r Y00
2017-07-15 03:07:59 C 18 40 05.73 +14 21 44.8 r Y00
2017-07-15 03:09:36 C 18 40 06.01 +14 21 45.1 r Y00
2017-07-15 21:56:21 C 18 44 07.43 +14 14 52.4 14.5 q 006
2017-07-15 22:00:27 C 18 44 08.25 +14 14 51.0 14.5 q 006
2017-07-15 22:04:32 C 18 44 09.08 +14 14 49.9 14.6 q 006
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)