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Zheng, Chang
Current rating: 1566

Regional Championships Shanghai 2023 (pioneer) starting rating: 1600
round table opponent (rating) result Δrating
1pioneer 80 Han, Bing (1919) Draw 1-1 +51605
2pioneer 47 Chen, Mingyang (1802) Lost 1-2 -141591
3pioneer 73 gan, ximu (1484) Won 2-0 +161607
4pioneer 49 Zhang, Yehong (1502) Lost 1-2 -201587
5pioneer 67 Yeh, Peter (1539) Draw 1-1 -11586
6pioneer 70 yufei, zheng (1489) Lost 0-2 -201566
top average opponent: 1623record: 1-3-2 new rating: 1566

Regional Championships Beijing 2023 (ONE standard) starting rating: 1536
round table opponent (rating) result Δrating
1standard 15 Yu, Hao (1372) Won 2-0 +151551
2standard 17 Chan, Kwok Chun (1519) Won 2-0 +181569
3standard 10 Chen, Yiwen (1815) Lost 1-2 -141555
4standard 13 Ma, Yiyuan (1930) Won 2-0 +251580
5standard 21 Ru, Yi (1622) Won 2-1 +181598
6standard 11 Chan, Pok Man (1783) Lost 1-2 -141584
7standard 16 Sun, Zhipeng (1467) Won 2-1 +161600
8standard 10 Wang, Jianian (1833) ID 01600
top average opponent: 1668record: 5-2-1 new rating: 1600

Regional Championships China 2022 (pioneer) starting rating: 1479
round table opponent (rating) result Δrating
A1pioneer 6 Ai, Zhuhui (1500) Lost 1-2 -171462
A2pioneer 8 Sun, Chuan (1997) Won 2-1 +271489
A3pioneer 5 Zhao, Tianrui (1600) Won 2-1 +201509
A4pioneer 5 Liu, Yuchen (1746) Won 2-0 +221531
A5pioneer 3 Sui, Dong (1717) ID 01531
A6pioneer 4 Chen, Mingyang (1806) Won 2-1 +231554
A7pioneer 2 hongchen, jiao (1575) Lost 0-2 -181536
top average opponent: 1706record: 4-2-1 new rating: 1536

Grand Prix Nagoya 2020 (pioneer) starting rating: 1536
round table opponent (rating) result Δrating
3pioneer 172 Sugiyama, Kouichi (1357) Lost 0-2 -211515
4pioneer 474 Ichise, Akihiro (1518) Lost 0-2 -181497
5pioneer 613 Ichikawa, Tomokazu (1507) Lost 0-2 -181479
top average opponent: 1461record: 0-3 new rating: 1479

Grand Prix Beijing 2018 (DOM limited) starting rating: 1444
round table opponent (rating) result Δrating
1sealed 78 Zhao, Desai (1583) Won 2-0 +211465
2sealed 39 Zhao, Lei (1402) Won 2-0 +171482
3sealed 57 Kositaporn, Nonthakorn (1728) Won 2-0 +221504
4sealed 74 Ichikawa, Yuuki (1932) Won 2-0 +251529
5sealed 20 Zhang, Yunpeng (1662) Lost 1-2 -151514
6sealed 58 Liu, Yanxu (1548) Won 2-1 +181532
7sealed 35 Su, Weilong (1626) Won 2-0 +201552
8sealed 13 Xiao, Han (1869) Won 2-1 +241576
9sealed 22 Chung, Syndy Sum (1749) Lost 1-2 -151561
10draft 10 Yamamoto, Masafumi (1821) Lost 1-2 -141547
11draft 10 Zhao, Yi 8225 (1526) Won 2-1 +181565
12draft 10 Tay, Jun Hao (1967) Lost 0-2 -111554
13draft 14 Xue, Hai (1577) Lost 0-2 -181536
top average opponent: 1692record: 8-5 new rating: 1536

Grand Prix Beijing 2017 (AKH limited) starting rating: 1451
round table opponent (rating) result Δrating
1sealed 36 ding, boyang (1366) Lost 1-2 -201431
2sealed 208 Yang, Yichen (1482) Won 2-1 +191450
3sealed 393 Wang, Ning (1451) Won 2-1 +181468
4sealed 248 Sun, Yue (1447) Won 2-0 +181486
5sealed 88 Ng, Chi Fai (1688) Lost 0-2 -141472
6sealed 311 Wang, Hang (1402) Won 2-0 +161488
7sealed 122 Han, Zhiwei (1474) Won 2-1 +181506
8sealed 61 Liang, Xuanhe (1582) Won 2-1 +191525
9sealed 50 Zhang, Jiawei (1559) Lost 1-2 -171508
10draft 156 Lu, Weikai (1511) Lost 0-2 -181490
11draft 121 Zuo, Cheng (1692) Lost 0-2 -141476
12draft 70 Hart, Jacob (1683) Lost 1-2 -141462
13draft 39 Wang, Ruiqi (1499) Lost 0-2 -181444
top average opponent: 1526record: 6-7 new rating: 1444

Grand Prix Beijing 2016 (SOI limited) starting rating: 1500
round table opponent (rating) result Δrating
1sealed 341 Lei, Qiang (1799) Lost 1-2 -131487
2sealed 301 Zhang, Congxu 3389 (1482) Lost 0-2 -181469
3sealed 452 Zhang, Jiaqi (1465) Lost 1-2 -181451
4sealed 480 Lu, Cheng (1447) Won 2-0 +181469
5sealed 447 Chen, Fan (1464) Lost 0-2 -181451
top average opponent: 1532record: 1-4 new rating: 1451