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
2002-10-31 03:50:11 C 22 23 10.69 +01 43 40.7 18.4 c 704
2002-10-31 04:15:23 C 22 23 11.82 +01 42 19.4 19.0 c 704
2002-10-31 04:40:16 C 22 23 12.93 +01 40 59.5 19.0 c 704
2002-10-31 05:05:12 C 22 23 14.04 +01 39 38.8 18.5 c 704
2002-10-31 05:29:49 C 22 23 15.30 +01 38 20.1 18.2 c 704
2002-11-01 01:51:20 C 22 24 19.09 +00 34 16.2 18.8 c 704
2002-11-01 02:16:05 C 22 24 20.23 +00 33 00.4 18.7 c 704
2002-11-01 03:05:49 C 22 24 22.41 +00 30 26.9 19.5 c 704
2002-11-01 18:58:47 C 22 25 11.83 -00 17 30.6 m 620
2002-11-01 19:04:16 C 22 25 12.22 -00 17 46.8 m 620
2002-11-01 19:06:57 C 22 25 12.40 -00 17 56.3 m 620
2002-11-01 20:05:29 C 22 25 15.06 -00 20 50.7 d 176
2002-11-01 20:09:29 C 22 25 15.25 -00 21 02.2 d 176
2002-11-01 20:11:48 C 22 25 15.35 -00 21 08.8 d 176
2002-11-01 20:17:27 C 22 25 15.61 -00 21 25.1 d 176
2002-11-01 22:04:41 C 22 25 20.87 -00 26 46.4 c 966
2002-11-01 22:12:18 C 22 25 21.26 -00 27 09.3 c 966
2002-11-03 08:05:10 C 22 27 07.61 -02 03 15.0 t 608
2002-11-03 08:20:17 C 22 27 08.32 -02 03 56.4 t 608
2002-11-03 08:35:19 C 22 27 09.01 -02 04 37.5 t 608
2002-11-04 05:40:41 C 22 28 16.14 -03 01 07.8 c 649
2002-11-04 05:45:31 C 22 28 16.42 -03 01 20.8 c 649
2002-11-04 05:49:40 C 22 28 16.60 -03 01 31.0 c 649
2002-11-05 01:50:19 C 22 29 22.47 -03 52 40.6 c 448
2002-11-05 02:03:23 C 22 29 23.12 -03 53 12.8 c 448
2002-11-05 02:08:01 C 22 29 23.29 -03 53 23.9 c 448
2002-11-06 01:54:21 C 22 30 40.65 -04 51 18.7 18.7 c 704
2002-11-06 02:18:10 C 22 30 41.83 -04 52 14.6 19.1 c 704
2002-11-06 02:22:15 C 22 30 42.00 -04 52 25.1 c 448
2002-11-06 02:32:54 C 22 30 42.52 -04 52 50.0 c 448
2002-11-06 02:42:03 C 22 30 42.96 -04 53 11.5 19.1 c 704
2002-11-06 02:46:11 C 22 30 43.17 -04 53 21.7 c 448
2002-11-06 03:06:30 C 22 30 44.18 -04 54 09.5 18.8 c 704
2002-11-06 03:30:43 C 22 30 45.34 -04 55 06.5 19.2 c 704
2002-11-10 18:54:25 C 22 36 57.87 -08 49 11.8 c 246
2002-11-10 18:55:48 C 22 36 57.90 -08 49 14.2 c 246
2002-11-10 18:57:15 C 22 36 58.04 -08 49 16.8 c 246
2002-11-10 18:58:26 C 22 36 58.07 -08 49 18.9 c 246
2002-11-10 18:59:43 C 22 36 58.10 -08 49 21.3 c 246
2002-11-10 19:00:59 C 22 36 58.20 -08 49 23.0 c 246
2002-11-11 02:35:04 C 22 37 24.14 -09 03 15.5 c 448
2002-11-11 02:44:15 C 22 37 24.66 -09 03 32.3 c 448
2002-11-11 02:50:39 C 22 37 24.97 -09 03 43.8 c 448
2002-11-11 02:54:37 C 22 37 25.19 -09 03 51.3 c 448
2002-11-17 01:54:32 C 22 45 45.62 -12 48 47.8 o 644
2002-11-17 02:25:54 C 22 45 47.32 -12 49 29.8 o 644
2002-11-17 02:54:49 C 22 45 49.05 -12 50 12.3 o 644
2002-11-23 02:22:01 C 22 54 28.91 -15 36 45.1 c 715
2002-11-23 02:26:22 C 22 54 29.12 -15 36 49.4 c 715
2002-11-23 02:30:44 C 22 54 29.40 -15 36 53.6 c 715