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
2007-10-18 19:04:54 C 22 20 11.87 +24 20 58.5 r 170
2007-10-18 19:06:44 C 22 20 11.90 +24 20 47.9 r 170
2007-10-18 19:07:58 C 22 20 11.90 +24 20 40.8 r 170
2007-10-21 05:36:27 C 22 21 31.92 +18 56 32.9 r H45
2007-10-21 05:37:42 C 22 21 31.94 +18 56 25.2 r H45
2007-10-21 05:39:13 C 22 21 31.96 +18 56 17.4 r H45
2007-10-21 05:40:57 C 22 21 31.97 +18 56 08.3 r H45
2007-10-21 05:43:46 C 22 21 32.04 +18 55 53.1 r H45
2007-10-22 04:00:08 C 22 22 09.15 +16 59 43.8 18.2 c 704
2007-10-22 04:16:56 C 22 22 09.39 +16 58 18.7 18.1 c 704
2007-10-22 04:33:43 C 22 22 09.76 +16 56 51.5 18.1 c 704
2007-10-29 01:31:55 C 22 27 38.48 +04 48 07.1 r H53
2007-10-29 01:36:48 C 22 27 38.61 +04 47 50.1 r H53
2007-10-29 01:40:54 C 22 27 38.80 +04 47 32.2 r H53
2007-10-29 01:58:22 C 22 27 39.32 +04 46 27.3 r H53
2007-10-29 02:01:08 C 22 27 39.43 +04 46 17.7 r H53
2007-10-29 02:10:52 C 22 27 39.68 +04 45 42.0 r H53
2007-10-31 02:25:44 C 22 29 33.32 +01 54 38.2 r 703
2007-10-31 02:44:14 C 22 29 33.93 +01 53 34.9 r 703
2007-10-31 02:55:34 C 22 29 34.29 +01 52 57.7 r 703
2007-10-31 03:57:40 C 22 29 35.93 +01 49 26.2 r H45
2007-10-31 03:59:21 C 22 29 35.96 +01 49 20.7 r H45
2007-10-31 04:00:58 C 22 29 36.00 +01 49 15.0 r H45
2007-10-31 04:02:24 C 22 29 36.09 +01 49 10.7 r H45
2007-10-31 04:03:48 C 22 29 36.15 +01 49 05.6 r H45
2007-10-31 18:38:16 C 22 30 12.63 +01 00 52.6 c A24
2007-10-31 18:48:44 C 22 30 13.02 +01 00 18.9 c A24
2007-10-31 18:52:43 C 22 30 13.17 +01 00 06.0 c A24
2007-10-31 19:07:09 C 22 30 13.72 +00 59 19.1 c A24
2007-10-31 19:11:08 C 22 30 13.87 +00 59 06.1 c A24
2007-10-31 19:21:36 C 22 30 14.15 +00 58 32.3 c A24
2007-10-31 19:32:19 C 22 30 14.52 +00 57 57.7 c A24
2007-10-31 19:36:22 C 22 30 14.66 +00 57 44.4 c A24
2007-10-31 19:51:08 C 22 30 15.20 +00 56 56.3 c A24
2007-10-31 19:55:11 C 22 30 15.35 +00 56 43.1 c A24
2007-10-31 20:05:53 C 22 30 15.73 +00 56 08.6 c A24
2007-11-01 18:28:41 C 22 31 12.00 -00 14 40.7 c A24
2007-11-01 18:39:10 C 22 31 12.40 -00 15 13.2 c A24
2007-11-01 18:43:09 C 22 31 12.51 -00 15 25.9 c A24
2007-11-01 18:57:36 C 22 31 13.12 -00 16 10.4 c A24
2007-11-01 19:01:35 C 22 31 13.30 -00 16 21.5 c A24
2007-11-01 19:12:04 C 22 31 13.75 -00 16 53.8 c A24
2007-11-02 03:12:11 C 22 31 33.80 -00 41 17.8 18.9 c 704
2007-11-02 03:28:59 C 22 31 34.45 -00 42 08.3 19.1 c 704
2007-11-02 03:45:48 C 22 31 35.03 -00 42 59.3 19.1 c 704
2007-11-02 04:02:38 C 22 31 35.62 -00 43 50.8 19.3 c 704
2007-11-02 04:19:27 C 22 31 36.22 -00 44 40.6 19.2 c 704
2007-11-06 03:06:42 C 22 35 49.21 -05 03 21.2 19.0 c 704
2007-11-06 03:42:14 C 22 35 50.65 -05 04 47.9 19.0 c 704
2007-11-06 03:59:50 C 22 35 51.35 -05 05 32.0 18.8 c 704