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
1999-10-19 18:08:09 C 01 14 28.92 +31 25 29.9 557
1999-10-20 17:39:40 C 01 14 53.00 +28 13 35.3 z 402
1999-10-20 17:41:28 C 01 14 53.00 +28 13 21.0 z 402
1999-10-20 17:43:17 C 01 14 53.05 +28 13 02.9 z 402
1999-10-22 08:39:23 C 01 15 47.08 +22 42 04.4 c 658
1999-10-22 08:41:07 C 01 15 47.09 +22 41 49.3 c 658
1999-10-22 08:45:23 C 01 15 47.18 +22 41 12.5 c 658
1999-10-31 23:30:33 C 01 21 15.80 -09 02 10.2 c 046
1999-10-31 23:41:32 C 01 21 16.00 -09 03 25.5 c 046
1999-10-31 23:44:11 C 01 21 16.07 -09 03 43.4 c 046
1999-10-31 23:47:09 C 01 21 16.03 -09 04 05.5 c 046
1999-10-31 23:48:57 C 01 21 16.05 -09 04 17.9 c 046
2007-11-01 04:59:28 C 23 39 37.31 -05 46 28.6 w 699
2007-11-01 05:15:13 C 23 39 38.92 -05 47 57.5 w 699
2007-11-01 05:31:00 C 23 39 40.66 -05 49 25.8 w 699
2007-11-01 05:46:49 C 23 39 42.35 -05 50 55.3 w 699
2007-11-01 19:46:18 C 23 41 23.23 -07 08 38.8 c 246
2007-11-01 19:47:38 C 23 41 23.49 -07 08 46.6 c 246
2007-11-01 19:48:25 C 23 41 23.58 -07 08 48.8 c 246
2007-11-01 19:49:14 C 23 41 23.67 -07 08 55.3 c 246
2007-11-01 19:49:57 C 23 41 23.73 -07 08 58.6 c 246
2007-11-01 21:48:16 C 23 41 37.24 -07 19 45.1 r J95
2007-11-01 21:55:55 C 23 41 38.02 -07 20 27.3 r J95
2007-11-02 01:47:32 C 23 42 06.70 -07 41 14.8 o H55
2007-11-02 01:53:33 C 23 42 07.34 -07 41 47.3 o H55
2007-11-02 01:58:40 C 23 42 07.88 -07 42 14.5 o H55
2007-11-02 03:51:20 C 23 42 21.33 -07 52 19.0 o 673
2007-11-02 04:00:09 C 23 42 22.25 -07 53 06.3 o 673
2007-11-02 04:06:11 C 23 42 22.90 -07 53 39.4 o 673
2007-11-02 04:15:19 C 23 42 23.86 -07 54 27.7 o 673
2015-05-11 07:37:47 C 19 25 26.35 +36 44 19.3 t 705
2015-05-11 07:39:39 C 19 25 26.44 +36 44 26.3 t 705
2015-05-27 07:34:57 C 19 37 22.29 +53 37 35.1 u H21
2015-05-27 07:55:50 C 19 37 22.47 +53 38 14.6 u H21
2015-05-28 07:34:45 C 19 37 46.17 +54 23 21.6 u H21
2015-05-28 07:49:16 C 19 37 46.30 +54 23 49.4 u H21
2015-05-28 08:04:50 C 19 37 46.45 +54 24 19.4 u H21
2015-09-03 01:50:21 C 19 08 57.75 +68 40 00.9 u H21
2015-09-03 02:20:15 C 19 08 59.15 +68 39 39.6 u H21
2015-09-03 02:49:16 C 19 09 00.57 +68 39 18.4 u H21
2015-10-18 01:37:09 C 21 33 36.68 +25 06 19.4 u H21
2015-10-18 01:40:19 C 21 33 37.16 +25 06 03.9 u H21
2015-10-18 01:43:05 C 21 33 37.59 +25 05 49.9 u H21
2015-10-18 01:45:39 C 21 33 38.00 +25 05 36.2 u H21
2015-10-18 01:49:00 C 21 33 38.56 +25 05 19.2 u H21
2015-10-19 00:21:40 C 21 37 35.20 +23 10 36.4 u H21
2015-10-19 00:24:52 C 21 37 35.73 +23 10 20.5 u H21
2015-10-19 00:28:24 C 21 37 36.25 +23 10 02.8 u H21
2015-10-21 02:24:22 C 21 46 16.13 +18 52 06.4 u H21
2015-10-21 02:31:52 C 21 46 17.34 +18 51 27.4 u H21