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Individual Calculations September 2023 |
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| Zhou, Brian Xing Total change: 62.00 | |   |
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| 6th Annual Queen City of the Prairie Open and Fort Worth Championship | Fort Worth, Texas | USA | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1827 | 1470 | 1.00 | 3 | 0.28 | 40 | 11.20 | |
|  Deviprasath, Sharvesh R | f | | 2308 | USA | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Fukuchi, Curtis K | | | 1715 | USA | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Zhang, Oscar Yihang | | | 1459 | USA | 0.50 | 1 | -0.02 | 40 | -0.80 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 Houston Chess Festival - Open | Houston, TX | USA | 2023-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1470 | 2.50 | 4 | 1.82 | 40 | 72.80 | |
|  He, Justin Shandong | | | 1495 | USA | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Zhang, Eric J | | | 1847 | USA | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Steingrimsson, Hedinn | g | | 2491 | ISL | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Puppalla, Pranay | | | 1809 | USA | 0.50 | 1 | 0.38 | 40 | 15.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2023 DFW FIDE 6 - Premier | Irving, TX | USA | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1483 | 1491 | 2.00 | 5 | -0.55 | 40 | -22.00 | |
| | Bupeshnath, Arjun | | | 1329 | USA | 1.00 | 1 | 0.29 | 40 | 11.60 | | | Thilop, Aarav Nambiar | | | 1436 | IND | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Mazumdar, Shaurya | | | 1533 | USA | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Singi, Advay | | | 1633 | USA | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Prakash, Nandini | | | 1484 | USA | 0.00 | 1 | -0.51 | 40 | -20.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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