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
2026-02-13 19:13:45 C 11 07 02.285 +01 11 42.98 W O18
2026-02-18 12:36:51 C 11 02 31.325 +01 41 30.56 X F51
2026-02-18 12:53:22 C 11 02 30.599 +01 41 35.24 X F51
2026-02-18 13:09:50 C 11 02 29.872 +01 41 39.93 X F51
2026-02-18 13:26:16 C 11 02 29.146 +01 41 44.62 X F51
2026-02-19 17:33:31 C 11 01 16.480 +01 49 53.18 V D29
2026-02-19 17:34:47 C 11 01 16.460 +01 49 52.69 V D29
2026-02-19 17:53:53 C 11 01 15.643 +01 50 00.03 V D29
2026-02-19 18:14:15 C 11 01 14.669 +01 50 06.31 V D29
2026-02-19 18:15:31 C 11 01 14.576 +01 50 06.06 V D29
2026-02-19 18:23:37 C 11 01 14.387 +01 50 07.49 W O18
2026-02-19 19:15:05 C 11 01 12.064 +01 50 22.98 W O18
2026-02-19 22:01:03 C 11 01 04.548 +01 51 12.18 W O18
2026-02-20 18:24:57 C 11 00 10.561 +01 57 20.72 W O18
2026-02-20 21:03:41 C 11 00 03.190 +01 58 09.09 W O18
2026-02-23 07:43:33 C 10 57 21.359 +02 16 42.17 V G96
2026-02-23 07:51:35 C 10 57 20.974 +02 16 44.62 V G96
2026-02-23 07:59:35 C 10 57 20.574 +02 16 47.06 V G96
2026-02-23 08:07:35 C 10 57 20.203 +02 16 49.80 V G96
2026-02-23 18:19:18 C 10 56 51.219 +02 20 09.76 W O18
2026-02-23 19:10:49 C 10 56 48.692 +02 20 26.92 W O18
2026-02-23 20:02:20 C 10 56 46.168 +02 20 43.78 W O18
2026-02-24 07:14:31 C 10 56 14.284 +02 24 27.61 V G96
2026-02-24 07:21:57 C 10 56 13.909 +02 24 29.92 V G96
2026-02-24 07:29:23 C 10 56 13.535 +02 24 32.47 V G96
2026-02-24 07:36:49 C 10 56 13.160 +02 24 34.81 V G96
2026-02-25 10:28:51 C 10 54 55.097 +02 33 41.03 X F51
2026-02-25 10:49:04 C 10 54 54.072 +02 33 47.92 X F51
2026-02-25 11:09:18 C 10 54 53.045 +02 33 54.88 X F51
2026-03-05 15:56:28 C 10 44 46.608 +03 46 19.90 W O18
2026-03-05 16:38:12 C 10 44 44.334 +03 46 36.03 W O18
2026-03-08 07:20:50 C 10 41 22.945 +04 11 22.24 V G96
2026-03-08 07:29:02 C 10 41 22.484 +04 11 25.55 V G96
2026-03-08 07:37:13 C 10 41 22.027 +04 11 28.79 V G96
2026-03-08 07:45:23 C 10 41 21.574 +04 11 32.06 V G96
2026-03-18 06:37:12 C 10 28 41.966 +05 48 30.85 V G96
2026-03-18 06:44:39 C 10 28 41.556 +05 48 34.13 V G96
2026-03-18 06:52:06 C 10 28 41.182 +05 48 37.04 V G96
2026-03-18 06:59:35 C 10 28 40.796 +05 48 40.03 V G96
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)