1999 UQ

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.0156225707 ± 9.36e-08
Semi-major axis (a)1.0941060735 AU ± 7.18e-09
Inclination (i)24.81535862° ± 2.61e-05
Long. of Asc. Node (Ω)211.29585031° ± 5.86e-06
Arg. of Perihelion (ω)7.56975325° ± 4.58e-04
Mean Anomaly (M)92.35729147° ± 4.43e-04
Mean Motion (n)0.8612378991°/day ± 8.48e-09
Perihelion dist (q)1.07701332 AU ± 1.03e-07
Aphelion dist (Q)1.11119882 AU ± 1.03e-07
Orbital Period1.14442976 yr ± 1.13e-08
NGA Modelr2
A2-1.16493072e-13 ± 8.76e-15 AU/d²
Physical Parameters
H (abs. magnitude)21.87
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.492″
Uncertainty0
Orbit TypeAmor
MOID0.071724 AU
Observations Used119
Oppositions3
Arc Total1999-2023
First Observation Used1999-10-16
Last Observation Used2023-09-18
Observations (120)
Date Type RA Dec Mag Band Observatory
1999-10-16 06:02:21 C 01 12 36.51 +41 48 27.8 19.2 a 704
1999-10-16 06:25:32 C 01 12 36.60 +41 45 53.3 19.2 a 704
1999-10-16 06:49:11 C 01 12 36.51 +41 43 12.7 19.0 a 704
1999-10-16 07:11:27 C 01 12 36.58 +41 40 43.0 19.4 a 704
1999-10-16 07:34:13 C 01 12 36.58 +41 38 09.0 19.5 a 704
1999-10-16 21:56:52 C 01 12 57.23 +39 59 03.9 d 046
1999-10-16 21:58:01 C 01 12 57.26 +39 58 56.0 d 046
1999-10-16 21:59:10 C 01 12 57.27 +39 58 47.7 d 046
1999-10-16 22:00:17 C 01 12 57.27 +39 58 39.9 d 046
1999-10-16 22:01:23 C 01 12 57.59 +39 58 31.5 611
1999-10-16 22:01:31 C 01 12 57.26 +39 58 31.2 d 046
1999-10-16 22:09:35 C 01 12 57.63 +39 57 35.0 611
1999-10-16 22:16:08 C 01 12 57.34 +39 56 48.8 557
1999-10-16 22:17:30 C 01 12 57.32 +39 56 38.8 557
1999-10-17 07:40:37 C 01 13 09.38 +38 50 16.2 c 658
1999-10-17 07:45:23 C 01 13 09.41 +38 49 43.2 c 658
1999-10-17 07:50:00 C 01 13 09.44 +38 49 09.5 c 658
1999-10-17 13:58:49 C 01 13 17.02 +38 06 07.6 413
1999-10-17 14:01:04 C 01 13 17.04 +38 05 51.6 413
1999-10-17 14:05:34 C 01 13 17.05 +38 05 18.7 413
1999-10-17 19:09:50 C 01 13 27.39 +37 26 53.3 611
1999-10-17 19:11:48 C 01 13 27.54 +37 26 35.3 611
1999-10-17 19:13:39 C 01 13 27.41 +37 26 22.7 611
1999-10-18 05:47:48 C 01 13 40.04 +36 08 06.2 c 658
1999-10-18 05:50:24 C 01 13 40.07 +36 07 46.6 c 658
1999-10-18 05:53:00 C 01 13 40.06 +36 07 26.9 c 658
1999-10-18 17:32:53 C 01 13 57.04 +34 38 36.2 557
1999-10-18 17:34:55 C 01 13 57.12 +34 38 19.6 557
1999-10-18 17:38:35 C 01 13 57.18 +34 37 54.2 557
1999-10-18 17:42:38 C 01 13 57.26 +34 37 21.9 557
1999-10-18 17:44:40 C 01 13 57.25 +34 37 07.6 557
1999-10-18 22:31:05 C 01 14 00.00 +34 00 34.2 d 046
1999-10-18 22:32:34 C 01 14 00.01 +34 00 22.8 d 046
1999-10-18 22:33:55 C 01 14 00.05 +34 00 12.8 d 046
1999-10-18 22:35:00 C 01 14 00.01 +34 00 04.8 d 046
1999-10-18 22:36:04 C 01 14 00.04 +33 59 56.1 d 046
1999-10-18 22:37:20 C 01 13 59.98 +33 59 45.5 d 046
1999-10-18 22:38:22 C 01 14 00.08 +33 59 38.0 d 046
1999-10-18 22:40:41 C 01 14 00.02 +33 59 19.9 d 046
1999-10-19 04:28:24 C 01 14 10.23 +33 14 22.7 18.1 a 704
1999-10-19 04:32:08 C 01 14 10.58 +33 13 52.9 m 853
1999-10-19 04:41:26 C 01 14 10.64 +33 12 40.2 m 853
1999-10-19 04:43:25 C 01 14 10.63 +33 12 25.3 m 853
1999-10-19 04:44:55 C 01 14 10.63 +33 12 13.5 m 853
1999-10-19 04:48:14 C 01 14 10.34 +33 11 47.9 18.3 a 704
1999-10-19 05:08:02 C 01 14 10.37 +33 09 13.7 18.2 a 704
1999-10-19 05:27:51 C 01 14 10.49 +33 06 38.9 18.2 a 704
1999-10-19 05:47:45 C 01 14 10.52 +33 04 02.9 18.4 a 704
1999-10-19 17:50:43 C 01 14 28.60 +31 27 48.0 557
1999-10-19 18:07:18 C 01 14 28.90 +31 25 36.4 557