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
2017-05-29 21:39:52 C 16 01 52.26 +00 20 03.6 U K41
2017-05-29 21:47:40 C 16 01 52.62 +00 20 12.7 U K41
2017-05-29 21:55:28 C 16 01 53.03 +00 20 21.5 U K41
2017-05-30 07:40:42 C 16 02 25.20 +00 31 48.2 q H45
2017-05-30 07:42:07 C 16 02 25.28 +00 31 49.8 q H45
2017-05-30 07:43:05 C 16 02 25.32 +00 31 50.9 q H45
2017-05-30 07:44:18 C 16 02 25.38 +00 31 52.3 q H45
2017-05-30 07:45:30 C 16 02 25.44 +00 31 53.8 q H45
2017-05-30 07:46:33 C 16 02 25.49 +00 31 54.9 q H45
2017-05-31 00:19:54 C 16 03 25.32 +00 51 04.8 q Z80
2017-05-31 00:21:59 C 16 03 25.43 +00 51 07.5 q Z80
2017-05-31 00:24:03 C 16 03 25.54 +00 51 09.9 q Z80
2017-05-31 00:26:09 C 16 03 25.66 +00 51 12.5 q Z80
2017-05-31 00:28:14 C 16 03 25.78 +00 51 14.9 q Z80
2017-05-31 00:30:18 C 16 03 25.88 +00 51 16.8 q Z80
2017-05-31 00:32:23 C 16 03 25.98 +00 51 19.4 q Z80
2017-05-31 00:34:28 C 16 03 26.08 +00 51 21.9 q Z80
2017-05-31 00:36:33 C 16 03 26.21 +00 51 24.5 q Z80
2017-05-31 00:38:38 C 16 03 26.33 +00 51 27.0 q Z80
2017-05-31 07:42:49 C 16 03 51.35 +00 59 52.0 q H45
2017-05-31 07:44:11 C 16 03 51.42 +00 59 53.7 q H45
2017-05-31 07:45:17 C 16 03 51.48 +00 59 55.0 q H45
2017-05-31 07:46:17 C 16 03 51.54 +00 59 56.2 q H45
2017-05-31 07:47:18 C 16 03 51.59 +00 59 57.4 q H45
2017-05-31 07:48:18 C 16 03 51.64 +00 59 58.5 q H45
2017-05-31 09:56:52 C 16 04 00.77 +01 02 39.0 L T05
2017-05-31 10:24:50 C 16 04 02.15 +01 03 11.7 L T05
2017-05-31 10:51:20 C 16 04 03.46 +01 03 42.8 L T05
2017-05-31 11:09:39 C 16 04 04.37 +01 04 04.3 L T05
2017-05-31 21:51:20 C 16 04 46.03 +01 16 18.1 14.0 q Z43
2017-05-31 22:25:40 C 16 04 47.90 +01 16 58.6 14.2 q Z43
2017-05-31 22:55:40 C 16 04 49.53 +01 17 34.0 14.4 q Z43
2017-05-31 22:59:37 C 16 04 49.27 +01 17 41.3 q 160
2017-05-31 23:01:36 C 16 04 49.37 +01 17 43.6 q 160
2017-05-31 23:03:33 C 16 04 49.48 +01 17 45.8 q 160
2017-06-01 11:11:02 C 16 05 34.90 +01 32 16.9 L T08
2017-06-01 11:35:01 C 16 05 36.17 +01 32 45.1 L T08
2017-06-01 11:58:11 C 16 05 37.40 +01 33 12.2 L T08
2017-06-01 12:22:01 C 16 05 38.70 +01 33 40.2 L T08
2017-06-01 21:44:30 C 16 06 17.63 +01 44 25.4 U K41
2017-06-01 21:49:11 C 16 06 17.89 +01 44 30.9 U K41
2017-06-01 21:53:51 C 16 06 18.15 +01 44 36.5 U K41
2017-06-01 21:58:32 C 16 06 18.42 +01 44 41.8 U K41
2017-06-01 22:03:12 C 16 06 18.69 +01 44 47.6 U K41
2017-06-01 22:07:53 C 16 06 18.91 +01 44 52.9 U K41
2017-06-01 22:12:34 C 16 06 19.22 +01 44 58.5 U K41
2017-06-01 22:17:14 C 16 06 19.49 +01 45 03.6 U K41
2017-06-02 07:11:36 C 16 06 54.24 +01 55 41.4 q 703
2017-06-02 07:19:21 C 16 06 54.67 +01 55 50.6 q 703
2017-06-02 07:27:02 C 16 06 55.10 +01 55 59.4 q 703
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)