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
2012-11-02 03:29:53 C 22 38 39.44 -01 56 22.7 r 703
2012-11-02 03:42:07 C 22 38 39.76 -01 56 58.8 r 703
2012-11-05 02:03:06 C 22 41 09.53 -05 11 09.9 q I42
2012-11-05 02:10:14 C 22 41 09.79 -05 11 27.8 q I42
2012-11-06 03:05:01 C 22 42 07.34 -06 13 10.1 r G96
2012-11-06 03:12:57 C 22 42 07.63 -06 13 29.1 r G96
2012-11-06 03:20:46 C 22 42 07.84 -06 13 48.0 r G96
2012-11-06 03:28:36 C 22 42 08.13 -06 14 06.7 r G96
2014-10-12 01:59:54 C 16 56 29.39 +07 49 36.5 q G96
2014-10-12 02:07:27 C 16 56 31.41 +07 49 30.2 q G96
2014-10-12 02:15:00 C 16 56 33.53 +07 49 25.5 q G96
2014-10-12 02:22:35 C 16 56 35.55 +07 49 19.4 q G96
2017-09-15 19:08:45 S 04 01 44.508 +81 52 22.33 L C51
2017-09-15 19:08:56 S 04 01 43.843 +81 52 21.36 L C51
2017-09-15 23:51:41 S 03 56 21.799 +81 52 02.68 L C51
2017-09-16 01:25:56 S 03 54 33.802 +81 51 53.42 L C51
2017-10-08 20:27:15 C 22 57 48.68 +49 13 15.8 q 107
2017-10-08 20:36:22 C 22 57 47.66 +49 12 19.6 q 107
2017-10-08 20:39:30 C 22 57 47.30 +49 11 59.9 q 107
2017-10-10 05:17:55 C 22 54 37.87 +45 44 57.7 U G96
2017-10-10 05:26:25 C 22 54 37.01 +45 44 03.2 U G96
2017-10-10 05:35:39 C 22 54 36.05 +45 43 03.8 U G96
2017-10-10 05:44:26 C 22 54 35.15 +45 42 07.2 U G96
2017-10-10 09:55:07 C 22 54 12.11 +45 15 22.8 L T05
2017-10-10 10:07:32 C 22 54 10.87 +45 14 02.1 L T05
2017-10-10 10:21:21 C 22 54 09.52 +45 12 32.3 L T05
2017-10-10 10:40:50 C 22 54 07.55 +45 10 25.8 L T05
2017-10-11 22:56:03 C 22 51 18.31 +41 15 31.0 U J27
2017-10-11 23:04:27 C 22 51 17.64 +41 14 35.8 U J27
2017-10-12 09:38:07 C 22 50 33.20 +40 06 02.0 L T08
2017-10-12 09:48:21 C 22 50 32.39 +40 04 54.9 L T08
2017-10-12 10:07:30 C 22 50 30.86 +40 02 48.5 L T08
2017-10-12 10:12:26 C 22 50 30.46 +40 02 16.1 L T08
2017-10-14 21:48:10 C 22 47 08.82 +33 34 49.6 q 203
2017-10-14 23:05:34 C 22 47 04.50 +33 26 28.6 q 203
2017-10-15 04:09:03 C 22 46 52.14 +32 54 08.6 U 703
2017-10-15 04:18:24 C 22 46 51.61 +32 53 08.7 U 703
2017-10-15 04:38:26 C 22 46 50.44 +32 50 59.5 U 703
2017-10-15 21:37:50 C 22 46 06.61 +31 02 18.3 U J27
2017-10-15 21:43:58 C 22 46 06.30 +31 01 39.0 U J27
2017-10-15 21:49:18 C 22 46 06.03 +31 01 05.3 U J27
2017-10-16 00:44:20 C 22 45 57.42 +30 42 22.8 q D08
2017-10-16 04:36:09 C 22 45 50.12 +30 18 09.7 U 703
2017-10-16 04:43:51 C 22 45 49.73 +30 17 20.9 U 703
2017-10-16 04:51:32 C 22 45 49.34 +30 16 32.1 U 703
2017-10-16 04:59:14 C 22 45 48.97 +30 15 43.6 U 703
2017-10-16 16:28:16 C 22 45 24.26 +29 03 27.9 q C97
2017-10-16 16:30:38 C 22 45 24.14 +29 03 13.2 q C97
2017-10-16 16:39:47 C 22 45 23.72 +29 02 16.4 q C97
2017-10-16 16:42:23 C 22 45 23.61 +29 01 59.7 q C97