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
2020-07-14 07:13:51 C 13 26 48.04 -00 27 31.9 V T08
2020-07-18 06:16:45 C 13 38 24.87 -01 24 09.9 V T08
2020-07-18 06:24:42 C 13 38 25.91 -01 24 14.0 V T08
2020-07-18 06:30:01 C 13 38 26.49 -01 24 17.7 V T08
2020-07-18 06:44:39 C 13 38 28.30 -01 24 26.8 V T08
2020-07-20 06:21:28 C 13 44 33.83 -01 54 14.6 V T05
2020-07-20 06:26:45 C 13 44 34.50 -01 54 18.5 V T05
2020-07-20 06:34:39 C 13 44 35.46 -01 54 23.4 V T05
2020-07-20 06:50:35 C 13 44 37.53 -01 54 33.1 V T05
2020-07-22 06:42:51 C 13 50 56.16 -02 25 25.5 V T08
2020-07-22 06:47:30 C 13 50 56.76 -02 25 28.8 V T08
2020-07-22 06:53:29 C 13 50 57.56 -02 25 32.3 V T08
2020-07-22 07:06:48 C 13 50 59.30 -02 25 41.3 V T08
2020-07-30 06:02:31 C 14 18 02.45 -04 36 53.1 V T08
2020-07-30 06:07:52 C 14 18 03.24 -04 36 57.1 V T08
2020-07-30 06:17:09 C 14 18 04.59 -04 37 03.9 V T08
2020-07-30 06:31:13 C 14 18 06.65 -04 37 14.3 V T08
2020-08-01 06:08:54 C 14 25 19.85 -05 11 41.0 V T05
2020-08-01 06:14:17 C 14 25 20.58 -05 11 44.5 V T05
2020-08-01 06:24:12 C 14 25 22.12 -05 11 51.6 V T05
2020-08-01 06:38:53 C 14 25 24.33 -05 12 02.8 V T05
2020-08-03 06:51:28 C 14 32 54.30 -05 47 25.4 V T08
2020-08-03 06:56:07 C 14 32 54.93 -05 47 27.8 V T08
2020-08-03 07:18:42 C 14 32 58.40 -05 47 46.1 V T08
2020-08-03 07:21:21 C 14 32 58.84 -05 47 47.1 V T08
2020-08-07 05:56:15 C 14 48 15.70 -06 58 30.8 V T08
2020-08-07 06:00:54 C 14 48 16.46 -06 58 34.4 V T08
2020-08-07 06:08:54 C 14 48 17.75 -06 58 40.2 V T08
2020-08-07 06:24:14 C 14 48 20.24 -06 58 51.8 V T08
2020-08-11 06:48:43 C 15 04 40.13 -08 12 00.7 V T08
2020-08-11 07:34:00 C 15 04 47.87 -08 12 35.1 V T08
2020-08-11 08:04:05 C 15 04 52.97 -08 12 57.6 V T08
2020-08-11 08:08:44 C 15 04 53.81 -08 13 01.1 V T08
2020-08-13 06:51:35 C 15 13 05.52 -08 48 36.1 V T05
2020-08-13 06:56:59 C 15 13 06.45 -08 48 40.3 V T05
2020-08-13 07:06:55 C 15 13 08.17 -08 48 47.4 V T05
2020-08-13 07:27:35 C 15 13 11.81 -08 49 02.8 V T05
2020-08-16 12:00:31 C 15 27 00.21 -09 47 10.7 q D29
2020-08-16 12:20:53 C 15 27 03.86 -09 47 25.9 q D29
2020-08-16 12:41:15 C 15 27 07.55 -09 47 41.2 q D29
2020-08-17 05:54:40 C 15 30 17.86 -10 00 37.8 V T05
2020-08-17 06:03:17 C 15 30 19.40 -10 00 44.0 V T05
2020-08-17 06:08:34 C 15 30 20.37 -10 00 48.3 V T05
2020-08-17 06:28:29 C 15 30 23.98 -10 01 02.6 V T05
2020-08-20 03:08:21 C 15 43 15.59 -10 52 18.4 V G96
2020-08-20 03:16:32 C 15 43 17.10 -10 52 24.3 V G96
2020-08-20 03:24:46 C 15 43 18.63 -10 52 30.6 V G96
2020-08-20 03:32:59 C 15 43 20.16 -10 52 36.5 V G96
2020-08-23 05:55:19 C 15 57 38.64 -11 46 39.8 V T08
2020-08-23 06:00:00 C 15 57 39.53 -11 46 43.4 V T08
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)