2012 UW158

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6886562127 ± 2.00e+00
Semi-major axis (a)2.2426575788 AU ± 3.00e+00
Inclination (i)35.64951238° ± 4.00e+00
Long. of Asc. Node (Ω)30.83192614° ± 5.00e+00
Arg. of Perihelion (ω)282.27665537° ± 6.00e+00
Mean Anomaly (M)335.52560557° ± 1.04e-01
Mean Motion (n)0.2934678600°/day ± 5.89e-01
Perihelion dist (q)0.69821750 AU ± 4.58e+00
Aphelion dist (Q)3.78709130 AU ± 6.77e+00
Orbital Period3.35848590 yr ± 6.74e+00
Physical Parameters
H (abs. magnitude)23.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.561″
Uncertainty3
Orbit TypeApollo
MOID0.022501 AU
Observations Used28
Oppositions1
Arc Total2012-2012
First Observation Used
Last Observation Used2012-10-26
Observations (28)
Date Type RA Dec Mag Band Observatory
2012-10-25 05:31:38 C 01 28 27.62 +21 15 07.9 r 703
2012-10-25 05:41:51 C 01 28 16.57 +21 18 30.7 r 703
2012-10-25 05:51:57 C 01 28 05.77 +21 21 49.3 r 703
2012-10-25 06:02:03 C 01 27 54.93 +21 25 08.1 r 703
2012-10-25 06:39:45 C 01 27 11.24 +21 36 55.6 r H21
2012-10-25 06:44:03 C 01 27 06.75 +21 38 18.0 r H21
2012-10-25 06:45:58 C 01 27 08.38 +21 39 21.9 r 703
2012-10-25 06:47:43 C 01 27 06.58 +21 39 54.7 r 703
2012-10-25 06:48:26 C 01 27 02.17 +21 39 41.9 r H21
2012-10-25 06:49:29 C 01 27 04.75 +21 40 28.3 r 703
2012-10-25 06:51:15 C 01 27 02.80 +21 41 03.9 r 703
2012-10-25 06:53:12 C 01 26 57.19 +21 41 12.9 r H21
2012-10-25 10:21:14 C 01 23 47.08 +22 45 09.2 o 300
2012-10-25 10:35:13 C 01 23 33.50 +22 49 19.3 o 300
2012-10-25 10:36:26 C 01 23 32.34 +22 49 40.4 o 300
2012-10-25 10:37:37 C 01 23 31.18 +22 50 01.8 o 300
2012-10-25 10:40:02 C 01 23 28.89 +22 50 45.5 o 300
2012-10-25 10:43:37 C 01 23 25.37 +22 51 49.3 o 300
2012-10-25 15:13:33 C 01 19 09.24 +24 07 30.5 u 900
2012-10-25 15:18:24 C 01 19 04.86 +24 08 47.4 u 900
2012-10-25 15:23:16 C 01 19 00.40 +24 10 04.3 u 900
2012-10-25 19:31:18 C 01 15 39.60 +25 12 18.1 o 198
2012-10-25 19:36:16 C 01 15 35.42 +25 13 30.2 o 198
2012-10-25 19:41:04 C 01 15 31.36 +25 14 40.6 o 198
2012-10-25 19:53:09 C 01 15 21.24 +25 17 36.2 o 198
2012-10-26 03:09:06 C 01 09 48.92 +26 55 40.0 o 291
2012-10-26 03:10:56 C 01 09 47.50 +26 56 03.5 o 291
2012-10-26 03:12:12 C 01 09 46.55 +26 56 19.6 o 291