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
2002-11-24 06:22:45 C 04 06 48.86 +15 37 23.4 c 644
2002-11-24 06:53:06 C 04 06 47.11 +15 37 18.5 c 644
2002-11-24 07:25:11 C 04 06 45.36 +15 37 12.7 c 644
2002-12-10 06:21:43 C 03 47 33.15 +14 37 55.4 c 644
2002-12-10 07:01:00 C 03 47 31.34 +14 37 50.1 c 644
2002-12-10 07:40:34 C 03 47 29.58 +14 37 45.5 c 644
2005-10-31 08:15:53 C 03 56 22.48 +15 57 49.9 c 691
2005-10-31 08:40:54 C 03 56 21.12 +15 57 43.9 c 691
2005-10-31 09:05:57 C 03 56 19.76 +15 57 37.8 c 691
2005-11-01 08:26:28 C 03 55 05.26 +15 51 53.3 r G96
2005-11-01 08:36:05 C 03 55 04.76 +15 51 52.1 r G96
2005-11-01 08:37:07 C 03 55 04.59 +15 51 50.4 c 682
2005-11-01 08:45:40 C 03 55 04.26 +15 51 49.7 r G96
2005-11-01 08:46:31 C 03 55 04.08 +15 51 48.8 r 734
2005-11-01 08:52:52 C 03 55 03.70 +15 51 47.6 r 734
2005-11-01 08:55:16 C 03 55 03.68 +15 51 47.4 r G96
2005-11-01 08:59:13 C 03 55 03.40 +15 51 45.7 r 734
2005-11-01 09:04:31 C 03 55 03.10 +15 51 44.4 r 734
2005-11-01 09:10:20 C 03 55 02.80 +15 51 44.0 c 682
2005-11-01 09:43:36 C 03 55 01.00 +15 51 35.8 c 682
2005-11-01 10:49:22 C 03 54 57.42 +15 51 19.1 r G96
2005-11-01 11:03:03 C 03 54 56.66 +15 51 15.9 r G96
2005-11-01 11:16:45 C 03 54 55.90 +15 51 12.2 r G96
2005-11-01 11:30:42 C 03 54 55.15 +15 51 08.9 r G96
2005-11-02 09:15:27 C 03 53 45.02 +15 45 48.6 r G96
2005-11-02 09:16:12 C 03 53 44.98 +15 45 48.6 r G96
2005-11-02 09:23:18 C 03 53 44.59 +15 45 46.4 r G96
2005-11-02 09:24:04 C 03 53 44.59 +15 45 47.1 r G96
2005-11-02 09:31:12 C 03 53 44.16 +15 45 44.7 r G96
2005-11-02 09:31:58 C 03 53 44.12 +15 45 44.4 r G96
2005-11-02 09:39:00 C 03 53 43.72 +15 45 42.8 r G96
2005-11-02 09:39:48 C 03 53 43.69 +15 45 42.6 r G96
2005-11-04 09:01:14 C 03 51 08.21 +15 34 00.9 c 691
2005-11-04 09:28:03 C 03 51 06.69 +15 33 54.6 c 691
2005-11-04 09:53:04 C 03 51 05.26 +15 33 48.1 c 691
2005-11-05 09:55:58 C 03 49 45.16 +15 27 50.6 r 448
2005-11-05 10:10:34 C 03 49 44.40 +15 27 46.4 r 448
2005-11-05 10:25:08 C 03 49 43.57 +15 27 43.0 r 448
2005-11-05 19:25:09 C 03 49 13.89 +15 25 27.6 c A50
2005-11-06 21:10:08 C 03 47 47.49 +15 19 04.3 r A17
2005-11-06 21:51:53 C 03 47 45.05 +15 18 54.1 r A17
2005-11-06 22:23:57 C 03 47 43.20 +15 18 46.1 r A17
2005-11-09 06:39:46 C 03 44 32.90 +15 04 54.0 d 291
2005-11-09 06:45:31 C 03 44 32.54 +15 04 52.4 d 291
2005-11-09 06:51:03 C 03 44 32.27 +15 04 51.7 d 291
2005-11-19 02:30:29 C 03 31 20.74 +14 08 45.1 r 448
2005-11-19 02:45:18 C 03 31 20.11 +14 08 40.8 r 448
2005-11-19 02:59:10 C 03 31 19.22 +14 08 37.7 r 448
2005-11-20 20:29:16 C 03 29 05.00 +13 59 21.9 r A13
2005-11-20 20:47:11 C 03 29 03.99 +13 59 18.6 r A13
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)