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
2007-11-06 04:17:37 C 22 35 52.05 -05 06 14.7 18.7 c 704
2007-11-07 03:26:03 C 22 36 56.92 -06 01 28.4 r H53
2007-11-07 03:53:08 C 22 36 57.96 -06 02 33.8 r H53
2007-11-07 03:58:27 C 22 36 58.33 -06 02 44.1 r H53
2007-11-07 04:04:10 C 22 36 58.32 -06 02 58.1 r H53
2007-11-07 04:10:25 C 22 36 58.93 -06 03 11.7 r H53
2007-11-07 04:16:08 C 22 36 59.09 -06 03 24.7 r H53
2007-11-09 03:00:48 C 22 39 14.47 -07 46 30.9 r G96
2007-11-09 03:05:17 C 22 39 14.68 -07 46 40.2 r G96
2007-11-09 03:09:53 C 22 39 14.86 -07 46 49.6 r G96
2007-11-09 03:14:20 C 22 39 15.04 -07 46 58.7 r G96
2007-11-14 03:19:54 C 22 45 20.26 -11 27 58.5 19.6 c 704
2007-11-14 03:37:56 C 22 45 21.04 -11 28 27.3 19.3 c 704
2007-11-14 03:56:00 C 22 45 21.90 -11 28 55.3 19.9 c 704
2007-11-14 04:14:03 C 22 45 22.80 -11 29 24.9 19.5 c 704
2012-08-27 21:38:56 C 08 32 32.75 +74 57 22.0 t 204
2012-08-27 22:02:51 C 08 32 29.54 +74 57 55.6 t 204
2012-09-25 20:46:08 C 23 29 59.91 +75 19 53.8 u I74
2012-09-25 20:56:54 C 23 29 55.74 +75 19 13.9 u I74
2012-09-25 21:14:01 C 23 29 48.57 +75 18 08.6 u I74
2012-10-05 19:37:40 C 22 42 41.12 +55 33 45.1 c A24
2012-10-05 19:38:12 C 22 42 41.06 +55 33 42.5 c A24
2012-10-05 19:38:44 C 22 42 40.95 +55 33 39.6 c A24
2012-10-05 19:39:17 C 22 42 40.95 +55 33 36.2 c A24
2012-10-05 20:39:13 C 22 42 36.68 +55 27 45.0 u G40
2012-10-05 20:40:18 C 22 42 36.52 +55 27 39.4 u G40
2012-10-05 20:45:18 C 22 42 34.24 +55 27 02.8 c A24
2012-10-05 20:45:50 C 22 42 34.23 +55 26 59.4 c A24
2012-10-05 20:46:22 C 22 42 34.14 +55 26 56.2 c A24
2012-10-05 20:46:56 C 22 42 34.08 +55 26 53.2 c A24
2012-10-05 21:51:34 C 22 42 29.22 +55 20 36.0 u G40
2012-10-05 21:52:37 C 22 42 29.04 +55 20 29.9 u G40
2012-10-08 21:46:56 C 22 37 25.60 +47 54 40.8 u I76
2012-10-08 21:50:34 C 22 37 25.38 +47 54 17.9 u I76
2012-10-08 21:54:12 C 22 37 25.12 +47 53 54.7 u I76
2012-10-08 21:57:48 C 22 37 24.88 +47 53 31.1 u I76
2012-10-10 05:26:55 C 22 35 50.18 +44 31 35.0 18.0 c 704
2012-10-10 05:46:15 C 22 35 49.05 +44 29 29.4 18.2 c 704
2012-10-10 06:05:52 C 22 35 47.91 +44 27 22.2 18.4 c 704
2012-10-10 06:25:32 C 22 35 46.82 +44 25 14.0 18.4 c 704
2012-10-10 06:45:20 C 22 35 45.72 +44 23 05.2 18.4 c 704
2012-10-10 17:15:37 C 22 35 21.83 +43 15 01.5 u 089
2012-10-10 17:18:28 C 22 35 21.70 +43 14 43.3 u 089
2012-10-10 17:21:18 C 22 35 21.56 +43 14 25.2 u 089
2012-10-10 17:24:08 C 22 35 21.42 +43 14 06.9 u 089
2012-10-10 17:26:58 C 22 35 21.25 +43 13 48.7 u 089
2012-10-11 02:41:03 C 22 34 58.49 +42 14 07.8 r 850
2012-10-11 03:03:51 C 22 34 57.37 +42 11 39.8 r 850
2012-10-11 03:26:50 C 22 34 56.19 +42 09 10.7 r 850
2012-10-12 04:46:42 C 22 34 03.83 +39 24 48.5 17.7 c 704