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
2020-04-15 23:36:55 C 12 22 46.70 -01 25 30.6 V A16
2020-04-16 22:24:30 C 12 21 36.40 -01 11 59.6 V 160
2020-04-16 22:27:25 C 12 21 36.25 -01 11 57.3 V 160
2020-04-16 22:30:18 C 12 21 36.10 -01 11 55.7 V 160
2020-04-17 06:20:20 C 12 21 12.07 -01 07 15.3 V 703
2020-04-17 06:28:33 C 12 21 11.55 -01 07 11.1 V 703
2020-04-17 06:36:46 C 12 21 11.10 -01 07 05.6 V 703
2020-04-17 06:45:00 C 12 21 10.75 -01 07 01.0 V 703
2020-04-17 08:43:49 C 12 21 04.88 -01 05 47.9 V T08
2020-04-17 08:49:08 C 12 21 04.59 -01 05 44.6 V T08
2020-04-17 08:58:32 C 12 21 04.07 -01 05 39.2 V T08
2020-04-17 09:14:39 C 12 21 03.20 -01 05 29.7 V T08
2020-04-19 08:58:26 C 12 18 39.18 -00 37 24.3 V T05
2020-04-19 09:02:26 C 12 18 38.98 -00 37 21.9 V T05
2020-04-19 09:11:12 C 12 18 38.51 -00 37 16.8 V T05
2020-04-19 09:26:23 C 12 18 37.71 -00 37 07.8 V T05
2020-04-20 07:26:57 C 12 17 33.294 -00 24 17.86 U F51
2020-04-20 08:01:05 C 12 17 31.502 -00 23 58.04 U F51
2020-04-21 01:54:02 C 12 16 39.86 -00 13 39.8 q W46
2020-04-21 01:56:09 C 12 16 39.72 -00 13 38.6 q W46
2020-04-21 02:22:32 C 12 16 38.36 -00 13 23.2 q W46
2020-04-21 06:50:04 C 12 16 25.05 -00 10 48.9 V 703
2020-04-21 06:58:15 C 12 16 24.64 -00 10 43.8 V 703
2020-04-21 07:06:26 C 12 16 24.22 -00 10 39.4 V 703
2020-04-21 07:14:38 C 12 16 23.83 -00 10 34.5 V 703
2020-04-21 09:57:42 C 12 16 16.07 -00 08 57.9 V T08
2020-04-21 10:01:43 C 12 16 15.86 -00 08 55.6 V T08
2020-04-21 10:09:16 C 12 16 15.48 -00 08 51.1 V T08
2020-04-21 10:25:19 C 12 16 14.65 -00 08 42.0 V T08
2020-04-21 10:48:23 C 12 16 13.87 -00 08 15.0 q E89
2020-04-21 11:00:29 C 12 16 13.25 -00 08 08.2 q E89
2020-04-21 11:12:56 C 12 16 12.64 -00 08 00.7 q E89
2020-04-21 11:24:11 C 12 16 12.09 -00 07 54.1 q E89
2020-04-22 06:55:07 C 12 15 17.487 +00 03 01.70 U F51
2020-04-22 07:13:23 C 12 15 16.568 +00 03 12.12 U F51
2020-04-22 07:31:28 C 12 15 15.657 +00 03 22.37 U F51
2020-04-22 07:49:28 C 12 15 14.747 +00 03 32.64 U F51
2020-04-22 19:54:59 C 12 14 41.20 +00 10 18.8 t 240
2020-04-22 19:58:52 C 12 14 41.02 +00 10 21.0 t 240
2020-04-22 20:01:01 C 12 14 40.92 +00 10 22.1 t 240
2020-04-22 20:06:22 C 12 14 40.64 +00 10 24.9 t 240
2020-04-22 20:12:49 C 12 14 40.33 +00 10 28.9 t 240
2020-04-22 21:55:11 C 12 14 35.37 +00 11 27.4 V A16
2020-04-22 22:10:45 C 12 14 34.62 +00 11 36.1 V A16
2020-04-22 22:26:18 C 12 14 33.82 +00 11 45.0 V A16
2020-04-22 22:41:52 C 12 14 33.08 +00 11 53.5 V A16
2020-04-23 02:35:47 C 12 14 22.61 +00 14 06.4 q I15
2020-04-23 02:41:57 C 12 14 22.31 +00 14 09.8 q I15
2020-04-23 02:48:07 C 12 14 22.01 +00 14 13.3 q I15
2020-04-23 22:43:37 C 12 13 27.73 +00 25 23.8 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)