338292 (2002 UA31)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4870998941 ± 8.68e-02
Semi-major axis (a)0.7987446526 AU ± 8.63e-03
Inclination (i)30.70660373° ± 4.16e+00
Long. of Asc. Node (Ω)209.30550006° ± 1.62e+00
Arg. of Perihelion (ω)358.67537852° ± 2.55e+01
Mean Anomaly (M)276.62165086° ± 5.84e+01
Mean Motion (n)1.3807031977°/day ± 2.24e-02
Perihelion dist (q)0.40967622 AU ± 6.95e-02
Aphelion dist (Q)1.18781309 AU ± 7.05e-02
Orbital Period0.71385819 yr ± 1.16e-02
NGA Modelr2
A2-2.15518843e-06 AU/d²
Physical Parameters
H (abs. magnitude)19.11
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-28
RMS Residual0.329″
Uncertainty0
Orbit TypeAten
MOID0.190811 AU
Observations Used515
Oppositions9
Arc Total2002-2025
First Observation Used2002-10-31
Last Observation Used2025-09-02
Observations (565)
Date Type RA Dec Mag Band Observatory
2012-10-12 05:25:49 C 22 34 02.18 +39 20 34.1 18.3 c 704
2012-10-12 05:47:18 C 22 34 01.24 +39 18 13.2 17.8 c 704
2012-10-12 06:07:15 C 22 34 00.40 +39 16 03.7 17.8 c 704
2012-10-13 20:36:05 C 22 33 01.95 +35 07 20.3 o B67
2012-10-13 20:47:49 C 22 33 01.58 +35 06 04.9 o B67
2012-10-13 20:58:21 C 22 33 01.26 +35 04 57.3 o B67
2012-10-15 03:25:12 C 22 32 29.24 +31 51 10.0 18.0 c 704
2012-10-15 03:44:51 C 22 32 28.75 +31 49 06.9 18.4 c 704
2012-10-15 04:04:30 C 22 32 28.21 +31 47 02.5 18.1 c 704
2012-10-15 04:24:07 C 22 32 27.72 +31 44 58.7 17.9 c 704
2012-10-15 04:43:46 C 22 32 27.20 +31 42 54.7 18.0 c 704
2012-10-16 05:18:04 C 22 32 09.13 +29 09 21.8 r 703
2012-10-16 05:28:58 C 22 32 08.88 +29 08 13.8 r 703
2012-10-16 05:39:55 C 22 32 08.70 +29 07 06.1 r 703
2012-10-16 05:50:52 C 22 32 08.48 +29 05 58.2 r 703
2012-10-16 23:20:03 C 22 32 02.26 +27 18 34.9 u I42
2012-10-16 23:23:13 C 22 32 02.38 +27 18 16.2 u I42
2012-10-17 03:25:13 C 22 31 59.96 +26 53 53.6 18.3 c 704
2012-10-17 03:25:57 C 22 31 59.95 +26 53 49.6 17.7 c 704
2012-10-17 03:44:57 C 22 31 59.62 +26 51 55.2 18.3 c 704
2012-10-17 03:45:41 C 22 31 59.64 +26 51 50.6 17.8 c 704
2012-10-17 04:05:08 C 22 31 59.33 +26 49 53.7 18.4 c 704
2012-10-17 04:05:53 C 22 31 59.37 +26 49 47.5 18.8 c 704
2012-10-17 04:26:05 C 22 31 58.95 +26 47 45.9 18.4 c 704
2012-10-17 04:26:49 C 22 31 59.01 +26 47 41.4 17.6 c 704
2012-10-17 04:45:50 C 22 31 58.61 +26 45 46.6 18.5 c 704
2012-10-17 04:46:34 C 22 31 58.68 +26 45 41.2 17.8 c 704
2012-10-18 07:58:46 C 22 31 51.53 +24 03 23.5 q H45
2012-10-18 08:01:58 C 22 31 51.53 +24 03 04.9 q H45
2012-10-18 08:03:27 C 22 31 51.54 +24 02 56.2 q H45
2012-10-18 08:04:10 C 22 31 51.54 +24 02 51.9 q H45
2012-10-18 08:06:55 C 22 31 51.54 +24 02 35.6 q H45
2012-10-18 23:15:05 C 22 31 55.11 +22 34 44.6 u I42
2012-10-18 23:16:29 C 22 31 54.95 +22 34 36.0 u I42
2012-10-20 06:30:52 C 22 31 58.68 +19 38 42.9 q H45
2012-10-20 06:33:31 C 22 31 58.69 +19 38 28.0 q H45
2012-10-20 06:35:23 C 22 31 58.70 +19 38 17.2 q H45
2012-10-20 06:36:42 C 22 31 58.70 +19 38 10.4 q H45
2012-10-20 06:38:35 C 22 31 58.70 +19 38 00.0 q H45
2012-10-20 20:37:07 C 22 32 05.76 +18 21 50.2 u 151
2012-10-20 20:38:22 C 22 32 05.78 +18 21 43.3 u 151
2012-10-20 20:39:37 C 22 32 05.81 +18 21 36.4 u 151
2012-10-20 20:42:08 C 22 32 05.79 +18 21 22.4 u 151
2012-10-20 20:43:23 C 22 32 05.79 +18 21 16.0 u 151
2012-10-20 20:44:38 C 22 32 05.79 +18 21 09.6 u 151
2012-10-21 00:49:14 C 22 32 08.24 +17 59 19.1 u I15
2012-10-21 00:52:33 C 22 32 08.24 +17 59 01.5 u I15
2012-10-21 00:56:59 C 22 32 08.32 +17 58 37.2 u I15
2012-11-02 03:05:43 C 22 38 38.72 -01 55 09.9 r 703
2012-11-02 03:17:46 C 22 38 39.19 -01 55 44.9 r 703