Chen Ko-Han (陳科翰)
Place: Taipei, Chinese Taipei
Birth: 1981-02-09
Rating: 2646.14, Std: 162.62, Rank: 36
First game: 2003-04-13, Last game: 2023-05-07
Top rating: 2718.00 (2015-04-26)
Games: 324, Wins: 189, Draws: 32, Losses: 103
Gy1: 0, Gy2: 0, Gy5: 30
13th Taipei World Championship Qualification Tournament | ||||
---|---|---|---|---|
Date | 2023-05-07 | Rating | 2646.14 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2153.81 |
2 | White | Win |
|
2120.97 |
3 | White | Win |
|
2532.66 |
4 | White | Win |
|
2836.00 |
5 | Black | Loss |
|
2621.06 |
13th Taiwan Meijinsen Tournament | ||||
Date | 2021-12-19 | Rating | 2609.35 | |
Round | Color | Result | Opponent | |
1 | Black | Draw |
|
2588.87 |
2 | White | Loss |
|
2709.84 |
3 | White | Win |
|
2151.36 |
4 | White | Win |
|
2529.47 |
5 | Black | Win |
|
2501.82 |
13th Taiwan Meijinsen Qualification | ||||
Date | 2021-11-20 | Rating | 2605.90 | |
Round | Color | Result | Opponent | |
1 | White | Loss |
|
2713.57 |
2 | Black | Win |
|
2170.92 |
3 | Black | Loss |
|
2506.01 |
4 | Black | Win |
|
1607.02 |
5 | White | Win |
|
2148.96 |
12th Taipei World Championship Qualification Tournament | ||||
Date | 2021-04-24 | Rating | 2600.57 | |
Round | Color | Result | Opponent | |
1 | White | Loss |
|
2577.93 |
2 | Black | Win |
|
2353.56 |
3 | Black | Loss |
|
2543.09 |
5 | Black | Win |
|
2549.32 |
12th Taiwan Meijinsen Tournament | ||||
Date | 2020-11-22 | Rating | 2605.07 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2757.14 |
2 | Black | Win |
|
2377.94 |
3 | Black | Loss |
|
2369.48 |
4 | White | Loss |
|
2757.14 |
5 | White | Win |
|
2377.94 |
6 | White | Win |
|
2369.48 |
12th Taiwan Meijinsen Qualification | ||||
Date | 2020-10-17 | Rating | 2605.15 | |
Round | Color | Result | Opponent | |
1 | White | Loss |
|
2762.05 |
2 | White | Win |
|
2381.25 |
3 | White | Win |
|
2567.23 |
4 | White | Win |
|
2366.00 |
5 | Black | Win |
|
2023.03 |
11th Taiwan Meijinsen Qualification, Northern Area | ||||
Date | 2019-10-13 | Rating | 2580.85 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2816.85 |
2 | White | Win |
|
1864.14 |
3 | White | Win |
|
2282.31 |
4 | Black | Loss |
|
2781.61 |
11th Taipei World Championship Qualification Tournament | ||||
Date | 2019-04-13 | Rating | 2574.45 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2535.61 |
2 | White | Loss |
|
2550.27 |
3 | White | Loss |
|
2813.65 |
4 | White | Win |
|
2430.96 |
5 | White | Loss |
|
2804.75 |
10th Taiwan Meijinsen Tournament | ||||
Date | 2018-11-11 | Rating | 2589.44 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2805.29 |
2 | Black | Win |
|
2553.10 |
3 | Black | Win |
|
2356.62 |
4 | White | Win |
|
2274.76 |
5 | Black | Win |
|
2522.14 |
10th Taiwan Meijinsen Qualification, Northern Area | ||||
Date | 2018-10-06 | Rating | 2589.07 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2431.08 |
2 | Black | Win |
|
1876.05 |
3 | White | Win |
|
2172.89 |
4 | White | Draw |
|
2530.63 |
5 | White | Loss |
|
2807.10 |
5th Taipei Team World Championship Qualification Tournament | ||||
Date | 2018-02-10 | Rating | 2584.42 | |
Round | Color | Result | Opponent | |
2 | Black | Win |
|
2445.17 |
3 | Black | Win |
|
2266.08 |
4 | Black | Loss |
|
2805.23 |
5 | Black | Draw |
|
2313.69 |
9th Taiwan Meijinsen Tournament | ||||
Date | 2017-11-26 | Rating | 2583.76 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2448.31 |
2 | White | Win |
|
2273.47 |
3 | White | Loss |
|
2350.68 |
4 | Black | Loss |
|
2812.21 |
5 | White | Win |
|
2297.57 |
9th Taiwan Meijinsen Qualification, Northern Area | ||||
Date | 2017-11-04 | Rating | 2584.51 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
1505.13 |
2 | Black | Win |
|
2182.34 |
3 | Black | Loss |
|
2508.70 |
4 | Black | Win |
|
2290.37 |
5 | White | Win |
|
1861.30 |
9th Taiwan Meijinsen Qualification, Southern Area | ||||
Date | 2017-09-24 | Rating | 2587.48 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2279.88 |
2 | Black | Loss |
|
2803.05 |
3 | White | Win |
|
2455.00 |
4 | Black | Loss |
|
2602.36 |
5 | Black | Loss |
|
2227.43 |
World Championship 2017, BT | ||||
Date | 2017-08-12 | Rating | 2595.98 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2125.13 |
2 | Black | Loss |
|
2504.67 |
3 | White | Win |
|
2271.32 |
4 | Black | Win |
|
2461.01 |
5 | White | Win |
|
2524.61 |
6 | Black | Loss |
|
2670.76 |
7 | Black | Loss |
|
2683.97 |
8 | Black | Draw |
|
2611.18 |
9 | White | Loss |
|
2433.21 |
World Championship 2017, QT | ||||
Date | 2017-08-05 | Rating | 2598.29 | |
Round | Color | Result | Opponent | |
1 | Black | Draw |
|
2307.23 |
2 | Black | Loss |
|
2602.67 |
3 | Black | Win |
|
2610.64 |
4 | White | Win |
|
2668.66 |
5 | Black | Win |
|
2679.13 |
6 | Black | Loss |
|
2770.46 |
7 | Black | Loss |
|
2564.24 |
10th Taipei World Championship Qualification Tournament | ||||
Date | 2017-04-30 | Rating | 2629.42 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2258.15 |
2 | Black | Win |
|
2427.38 |
3 | Black | Loss |
|
2817.84 |
4 | White | Win |
|
2555.27 |
5 | Black | Draw |
|
2617.20 |
2017 Spring TRF Cup, Dan-level Group | ||||
Date | 2017-03-25 | Rating | 2639.09 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2251.63 |
2 | Black | Loss |
|
2786.90 |
3 | Black | Win |
|
2173.14 |
4 | Black | Win |
|
2222.46 |
5 | Black | Win |
|
2610.98 |
TRF Cup Dan-level Tournament | ||||
Date | 2017-03-05 | Rating | 2643.57 | |
Round | Color | Result | Opponent | |
1 | Black | Draw |
|
2814.01 |
2 | Black | Win |
|
2215.03 |
3 | Black | Loss |
|
2783.99 |
4 | White | Loss |
|
2610.65 |
5 | Black | Win |
|
2455.84 |
8th Taiwan Meijinsen Match | ||||
Date | 2016-12-31 | Rating | 2660.01 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2813.14 |
2 | Black | Loss |
|
2813.14 |
3 | Black | Loss |
|
2813.14 |
8th Taiwan Meijinsen Tournament | ||||
Date | 2016-11-13 | Rating | 2677.03 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2430.37 |
2 | White | Win |
|
2594.35 |
3 | Black | Win |
|
2328.21 |
4 | White | Win |
|
2769.29 |
5 | White | Win |
|
2712.35 |
8th Taiwan Meijinsen Qualification, Southern Area | ||||
Date | 2016-09-24 | Rating | 2684.32 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2586.60 |
2 | Black | Draw |
|
2761.31 |
3 | Black | Win |
|
2254.29 |
4 | Black | Win |
|
2463.53 |
5 | White | Win |
|
2533.63 |
2016 Summer TRF Cup, Dan-level Group | ||||
Date | 2016-08-27 | Rating | 2685.10 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
1877.92 |
2 | White | Win |
|
2091.96 |
3 | Black | Win |
|
2210.37 |
4 | White | Loss |
|
2757.36 |
5 | Black | Win |
|
2215.17 |
4th Taipei Team World Championship Qualification Tournament | ||||
Date | 2016-01-24 | Rating | 2696.66 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2440.73 |
2 | White | Win |
|
2577.93 |
3 | White | Win |
|
2484.38 |
4 | White | Win |
|
2347.16 |
5 | Black | Loss |
|
2701.09 |
7th Taiwan Meijinsen Tournament | ||||
Date | 2015-11-08 | Rating | 2697.58 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2776.27 |
2 | White | Win |
|
2553.13 |
3 | White | Win |
|
2339.44 |
4 | White | Loss |
|
2531.74 |
5 | Black | Loss |
|
2685.27 |
7th Taiwan Meijinsen Qualification, Southern Area | ||||
Date | 2015-09-19 | Rating | 2704.92 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2159.11 |
2 | Black | Win |
|
2049.71 |
3 | Black | Win |
|
2185.73 |
4 | Black | Win |
|
2572.11 |
5 | Black | Win |
|
2263.73 |
World Championship 2015, AT | ||||
Date | 2015-08-13 | Rating | 2708.28 | |
Round | Color | Result | Opponent | |
1 | White | Loss |
|
2794.49 |
2 | White | Loss |
|
2729.02 |
3 | White | Win |
|
2707.62 |
4 | White | Win |
|
2803.87 |
5 | Black | Win |
|
2765.39 |
6 | White | Loss |
|
2642.62 |
7 | White | Win |
|
2596.97 |
8 | Black | Loss |
|
2645.59 |
9 | Black | Draw |
|
2652.78 |
10 | White | Draw |
|
2725.02 |
11 | Black | Draw |
|
2737.08 |
Taipei World Championship Qualification Tournament | ||||
Date | 2015-04-26 | Rating | 2718.00 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2630.39 |
2 | White | Win |
|
2453.94 |
3 | White | Draw |
|
2558.43 |
4 | Black | Win |
|
2496.09 |
5 | Black | Win |
|
2799.48 |
6th Taiwan Meijinsen Tournament | ||||
Date | 2014-12-07 | Rating | 2712.22 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2432.35 |
2 | Black | Win |
|
2552.13 |
3 | Black | Loss |
|
2808.23 |
4 | Black | Win |
|
2584.35 |
5 | Black | Win |
|
2097.52 |
6th Taiwan Meijinsen Qualification, Northern Area | ||||
Date | 2014-11-16 | Rating | 2710.33 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
1913.64 |
2 | White | Loss |
|
2431.38 |
3 | Black | Win |
|
2097.64 |
4 | Black | Win |
|
2191.89 |
5 | White | Win |
|
2142.40 |
Team World Championship 2014 | ||||
Date | 2014-05-03 | Rating | 2708.13 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2469.20 |
2 | White | Win |
|
2623.78 |
3 | White | Win |
|
2592.94 |
4 | Black | Win |
|
2320.24 |
6 | Black | Win |
|
2320.21 |
7 | Black | Draw |
|
2623.78 |
8 | Black | Loss |
|
2878.93 |
9 | Black | Win |
|
2320.24 |
10 | White | Win |
|
2744.98 |
5th Taiwan Meijinsen Tournament | ||||
Date | 2013-12-22 | Rating | 2686.50 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2324.19 |
2 | White | Win |
|
2089.03 |
3 | Black | Loss |
|
2164.84 |
4 | Black | Loss |
|
2799.26 |
5 | White | Win |
|
2494.61 |
5th Taiwan Meijinsen Qualification | ||||
Date | 2013-11-24 | Rating | 2684.73 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2241.17 |
2 | Black | Draw |
|
2519.79 |
3 | White | Win |
|
2005.28 |
4 | Black | Loss |
|
2794.56 |
5 | Black | Win |
|
2322.91 |
World Championship 2013, AT | ||||
Date | 2013-08-14 | Rating | 2682.42 | |
Round | Color | Result | Opponent | |
1 | White | Draw |
|
2750.21 |
2 | Black | Win |
|
2745.38 |
3 | White | Win |
|
2648.31 |
4 | White | Loss |
|
2878.34 |
5 | White | Win |
|
2635.01 |
6 | White | Win |
|
2585.53 |
7 | Black | Draw |
|
2822.93 |
8 | White | Loss |
|
2847.67 |
9 | White | Draw |
|
2686.50 |
10 | White | Draw |
|
2601.55 |
11 | Black | Loss |
|
2735.06 |
Taipei World Championship Qualification Tournament | ||||
Date | 2013-04-21 | Rating | 2666.16 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2135.05 |
2 | Black | Win |
|
2415.81 |
3 | Black | Loss |
|
2848.98 |
4 | Black | Win |
|
2109.20 |
5 | Black | Draw |
|
2515.34 |
4th Taiwan Meijinsen Match | ||||
Date | 2013-01-12 | Rating | 2654.22 | |
Round | Color | Result | Opponent | |
1 | White | Loss |
|
2853.94 |
2 | White | Loss |
|
2853.94 |
3 | Black | Loss |
|
2853.94 |
4th Taiwan Meijinsen Tournament | ||||
Date | 2012-12-02 | Rating | 2652.57 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
1967.85 |
2 | White | Win |
|
2045.99 |
3 | White | Win |
|
2163.48 |
4 | White | Loss |
|
2852.71 |
5 | White | Win |
|
2711.39 |
4th Taiwan Meijinsen Qualification | ||||
Date | 2012-11-25 | Rating | 2651.94 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2045.17 |
2 | White | Win |
|
2420.67 |
3 | White | Win |
|
2163.56 |
4 | Black | Loss |
|
2852.05 |
5 | Black | Win |
|
2270.84 |
3rd Taipei Yamaguchi Rule National Tournament | ||||
Date | 2012-05-19 | Rating | 2631.52 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2022.27 |
2 | Black | Loss |
|
2693.74 |
3 | White | Win |
|
1918.88 |
4 | White | Win |
|
2471.46 |
5 | Black | Loss |
|
2821.71 |
Team World Championship 2012 | ||||
Date | 2012-05-06 | Rating | 2630.60 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2780.54 |
2 | White | Draw |
|
2693.41 |
3 | White | Loss |
|
2849.56 |
4 | White | Draw |
|
2618.10 |
5 | Black | Draw |
|
2572.38 |
6 | White | Win |
|
2690.08 |
7 | White | Win |
|
2271.79 |
8 | Black | Loss |
|
2780.54 |
9 | White | Loss |
|
2849.56 |
10 | White | Win |
|
2271.79 |
Taipei Team World Championship Qualification Tournament | ||||
Date | 2012-03-18 | Rating | 2628.43 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2239.69 |
2 | White | Win |
|
2459.24 |
3 | White | Win |
|
2488.01 |
4 | White | Win |
|
2384.77 |
5 | White | Win |
|
2423.38 |
World Championship 2011, QT | ||||
Date | 2011-08-03 | Rating | 2590.19 | |
Round | Color | Result | Opponent | |
1 | White | Draw |
|
2244.31 |
2 | White | Win |
|
2440.04 |
3 | Black | Loss |
|
2753.40 |
4 | Black | Loss |
|
2504.69 |
5 | Black | Win |
|
2391.88 |
6 | Black | Loss |
|
2623.74 |
7 | White | Win |
|
2425.70 |
Taipei World Championship Qualification Tournament | ||||
Date | 2011-04-17 | Rating | 2583.06 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2049.73 |
2 | Black | Win |
|
2248.76 |
3 | White | Loss |
|
2763.98 |
4 | White | Win |
|
2464.35 |
5 | White | Draw |
|
2490.24 |
2nd Taipei Yamaguchi Rule National Tournament | ||||
Date | 2011-02-19 | Rating | 2578.56 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2491.63 |
2 | Black | Win |
|
1807.36 |
3 | Black | Win |
|
2437.00 |
4 | White | Win |
|
2173.18 |
5 | White | Loss |
|
2752.88 |
1st Taipei Yamaguchi Rule National Tournament | ||||
Date | 2010-07-25 | Rating | 2573.31 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
1869.50 |
2 | White | Win |
|
2004.62 |
3 | White | Win |
|
2337.50 |
4 | Black | Win |
|
2336.47 |
5 | Black | Win |
|
2171.29 |
Team World Championship 2010 | ||||
Date | 2010-05-05 | Rating | 2566.30 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2622.47 |
2 | White | Win |
|
2666.30 |
3 | White | Win |
|
2226.15 |
4 | White | Loss |
|
2702.75 |
5 | Black | Win |
|
2315.67 |
6 | Black | Win |
|
2375.53 |
7 | Black | Win |
|
2516.45 |
8 | White | Loss |
|
2702.75 |
9 | White | Loss |
|
2666.30 |
10 | Black | Loss |
|
2516.45 |
World Championship 2009, AT | ||||
Date | 2009-08-13 | Rating | 2553.51 | |
Round | Color | Result | Opponent | |
1 | White | Draw |
|
2607.25 |
2 | Black | Loss |
|
2807.01 |
3 | Black | Loss |
|
2653.26 |
4 | Black | Loss |
|
2832.87 |
5 | Black | Loss |
|
2667.64 |
6 | Black | Loss |
|
2853.20 |
7 | White | Loss |
|
2406.06 |
8 | Black | Draw |
|
2708.14 |
9 | White | Loss |
|
2677.10 |
10 | Black | Loss |
|
2552.03 |
11 | Black | Win |
|
2660.77 |
World Championship 2009, QT | ||||
Date | 2009-08-05 | Rating | 2554.73 | |
Round | Color | Result | Opponent | |
2 | White | Win |
|
2407.50 |
3 | White | Draw |
|
2436.67 |
4 | Black | Win |
|
2570.42 |
5 | Black | Draw |
|
2706.78 |
6 | Black | Win |
|
2624.40 |
7 | White | Win |
|
2507.92 |
Taipei World Championship Qualification Tournament | ||||
Date | 2009-05-03 | Rating | 2549.23 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2477.14 |
2 | Black | Loss |
|
2434.86 |
3 | White | Win |
|
2353.27 |
4 | Black | Win |
|
2269.47 |
Taipei World Championship Qualification Tournament | ||||
Date | 2007-05-27 | Rating | 2496.11 | |
Round | Color | Result | Opponent | |
1 | Black | Loss |
|
2344.03 |
2 | Black | Win |
|
2092.17 |
3 | Black | Loss |
|
2505.84 |
4 | Black | Win |
|
2352.09 |
World Championship 2005, BT | ||||
Date | 2005-08-05 | Rating | 2505.11 | |
Round | Color | Result | Opponent | |
1 | Black | Draw |
|
2360.17 |
2 | White | Loss |
|
2259.41 |
3 | Black | Win |
|
2142.68 |
4 | White | Win |
|
2295.53 |
5 | Black | Win |
|
2382.60 |
6 | White | Win |
|
2262.27 |
7 | Black | Win |
|
2377.31 |
8 | White | Win |
|
2551.03 |
9 | White | Loss |
|
2580.37 |
World Championship 2005, QT | ||||
Date | 2005-07-31 | Rating | 2504.98 | |
Round | Color | Result | Opponent | |
1 | White | Win |
|
2404.73 |
2 | Black | Loss |
|
2695.89 |
3 | White | Win |
|
2551.10 |
4 | White | Draw |
|
2372.98 |
5 | White | Loss |
|
2612.62 |
6 | Black | Win |
|
2402.98 |
7 | Black | Loss |
|
2566.77 |
Taipei World Championship Qualification Tournament | ||||
Date | 2005-05-15 | Rating | 2502.15 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2366.92 |
2 | Black | Win |
|
2104.81 |
3 | Black | Win |
|
2115.49 |
4 | Black | Win |
|
2304.10 |
World Championship 2003, BT | ||||
Date | 2003-08-08 | Rating | 2424.80 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2380.18 |
2 | Black | Loss |
|
2291.15 |
3 | Black | Win |
|
2290.28 |
4 | White | Loss |
|
2451.42 |
5 | Black | Win |
|
2336.05 |
6 | White | Draw |
|
2463.54 |
7 | White | Win |
|
2343.94 |
8 | Black | Win |
|
2514.73 |
9 | White | Loss |
|
2464.37 |
World Championship 2003, QT | ||||
Date | 2003-07-31 | Rating | 2423.31 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
2257.92 |
2 | Black | Win |
|
2580.84 |
3 | White | Loss |
|
2559.96 |
4 | Black | Loss |
|
2384.17 |
5 | Black | Win |
|
2462.71 |
6 | Black | Loss |
|
2583.04 |
7 | Black | Win |
|
2462.46 |
Taipei World Championship Qualification Tournament | ||||
Date | 2003-04-13 | Rating | 2391.42 | |
Round | Color | Result | Opponent | |
1 | Black | Win |
|
1980.03 |
2 | Black | Loss |
|
2294.68 |
3 | Black | Loss |
|
2114.13 |
4 | Black | Draw |
|
1942.05 |
5 | White | Win |
|
1933.66 |