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
2017-10-18 19:40:41 C 22 43 53.41 +23 49 33.9 q 160
2017-10-18 19:42:44 C 22 43 53.33 +23 49 21.3 q 160
2017-10-18 19:44:52 C 22 43 53.26 +23 49 08.8 q 160
2017-10-18 23:42:12 C 22 43 48.99 +23 25 39.8 U W34
2017-10-18 23:55:57 C 22 43 48.57 +23 24 18.7 U W34
2017-10-19 00:09:26 C 22 43 48.14 +23 22 59.1 U W34
2017-10-20 20:05:18 C 22 42 58.71 +19 09 45.8 q 160
2017-10-20 20:07:23 C 22 42 58.69 +19 09 34.4 q 160
2017-10-20 20:09:28 C 22 42 58.63 +19 09 22.7 q 160
2017-10-21 04:39:31 C 22 42 51.62 +18 22 17.8 U 703
2017-10-21 04:47:12 C 22 42 51.45 +18 21 35.4 U 703
2017-10-21 04:54:57 C 22 42 51.32 +18 20 52.5 U 703
2017-10-21 05:02:44 C 22 42 51.13 +18 20 10.0 U 703
2017-10-22 03:32:41 C 22 42 37.90 +16 18 17.5 U G96
2017-10-22 03:40:13 C 22 42 37.77 +16 17 37.4 U G96
2017-10-22 03:47:39 C 22 42 37.65 +16 16 58.2 U G96
2017-10-22 03:55:08 C 22 42 37.51 +16 16 18.1 U G96
2017-10-22 16:11:14 C 22 42 32.36 +15 11 50.1 q C97
2017-10-22 16:16:52 C 22 42 32.35 +15 11 22.6 q C97
2017-10-22 16:19:14 C 22 42 32.29 +15 11 06.3 q C97
2017-10-22 16:24:00 C 22 42 32.14 +15 10 45.6 q C97
2017-10-23 20:19:08 C 22 42 24.76 +12 48 41.3 q 160
2017-10-23 20:21:01 C 22 42 24.75 +12 48 32.0 q 160
2017-10-23 20:22:52 C 22 42 24.72 +12 48 22.9 q 160
2017-10-24 03:35:47 C 22 42 24.48 +12 12 58.8 U 703
2017-10-24 03:41:39 C 22 42 23.84 +12 12 28.4 q H45
2017-10-24 03:43:04 C 22 42 23.84 +12 12 21.6 q H45
2017-10-24 03:43:43 C 22 42 24.42 +12 12 19.9 U 703
2017-10-24 03:44:10 C 22 42 23.81 +12 12 16.4 q H45
2017-10-24 03:45:09 C 22 42 23.80 +12 12 11.3 q H45
2017-10-24 03:46:17 C 22 42 23.80 +12 12 05.8 q H45
2017-10-24 03:47:54 C 22 42 23.80 +12 11 57.6 q H45
2017-10-24 03:51:41 C 22 42 24.34 +12 11 41.0 U 703
2017-10-24 03:59:36 C 22 42 24.27 +12 11 02.3 U 703
2017-10-24 19:21:56 C 22 42 24.71 +10 56 55.5 q 160
2017-10-24 19:24:02 C 22 42 24.70 +10 56 44.6 q 160
2017-10-24 19:26:00 C 22 42 24.70 +10 56 35.5 q 160
2017-10-26 19:28:41 C 22 42 37.74 +07 19 02.4 q 160
2017-10-26 19:30:38 C 22 42 37.74 +07 18 53.8 q 160
2017-10-26 19:32:29 C 22 42 37.73 +07 18 46.0 q 160
2017-10-27 02:51:35 C 22 42 41.64 +06 47 32.0 U 703
2017-10-27 02:59:17 C 22 42 41.66 +06 46 59.0 U 703
2017-10-27 03:15:21 C 22 42 41.69 +06 45 50.8 U 703
2017-10-27 03:23:03 C 22 42 41.66 +06 45 18.4 U 703
2017-10-28 07:21:08 C 22 42 58.29 +04 50 07.2 T05
2017-10-28 07:34:01 C 22 42 58.35 +04 49 15.9 T05
2017-10-28 07:44:38 C 22 42 58.40 +04 48 32.7 T05
2017-10-28 07:45:21 C 22 42 58.37 +04 48 30.5 T05
2017-10-28 07:54:56 C 22 42 58.42 +04 47 52.2 T05
2017-10-28 07:55:36 C 22 42 58.43 +04 47 49.3 T05