Individual Calculations November 2023 |
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Zhou, Jianchao Total change: 14.30 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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US Class Open Championship - M | Los Angeles, California | USA | 2023-09-22 |
Rc | Ro | w | n | change | K | K*chg | Game |
2254 | 2545 | 4.50 | 6 | -0.37 | 10 | -3.70 | |
| Colville, Julian | | | 2145 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Guo, Andrew | f | | 2325 | USA | 0.50 | 1 | -0.28 | 10 | -2.80 | | Liu, Patrick Peijun | | | 2175 | USA | 1.00 | 1 | 0.10 | 10 | 1.00 | | Deviprasath, Sharvesh R | f | | 2319 | USA | 0.50 | 1 | -0.29 | 10 | -2.90 | | Mikaelyan, Arman | g | | 2529 | ARM | 0.50 | 1 | -0.02 | 10 | -0.20 | | Atwell, Rose | | | 2031 | USA | 1.00 | 1 | 0.04 | 10 | 0.40 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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 Charlotte Fall Open - Championship | Charlotte, NC | USA | 2023-09-29 |
Rc | Ro | w | n | change | K | K*chg | Game |
2222 | 2545 | 4.50 | 5 | 0.48 | 10 | 4.80 | |
| Chaudhury, Anmay Kumar | | | 2145 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Jonnalagadda, Vishnusankar | | | 1865 | USA | 1.00 | 1 | 0.01 | 10 | 0.10 | | Prabhu, Naveen | | | 2147 | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Hilby, Craig | m | | 2406 | USA | 1.00 | 1 | 0.31 | 10 | 3.10 | | Erenburg, Sergey | g | | 2548 | USA | 0.50 | 1 | 0.00 | 10 | 0.00 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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) | | 12th annual Hartford Open - Major | Windsor Locks, CT | USA | 2023-10-06 |
Rc | Ro | w | n | change | K | K*chg | Game |
2095 | 2543 | 3.00 | 3 | 0.28 | 10 | 2.80 | |
| Zoffer, Oskar | | | 2143 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Zhao, Alex | | | 1848 | USA | 1.00 | 1 | 0.01 | 10 | 0.10 | | Poliannikov, Danila | f | | 2294 | USA | 1.00 | 1 | 0.19 | 10 | 1.90 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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) | | 13th annual Washington Chess Congress - Premier | Reston, VA | USA | 2023-10-20 |
Rc | Ro | w | n | change | K | K*chg | Game |
2458 | 2543 | 2.00 | 3 | 0.17 | 10 | 1.70 | |
| Zhao, Erick | f | | 2339 | USA | 1.00 | 1 | 0.24 | 10 | 2.40 | | Baron, Tal | g | | 2504 | ISR | 0.50 | 1 | -0.05 | 10 | -0.50 | | Corrales Jimenez, Fidel | g | | 2532 | USA | 0.50 | 1 | -0.02 | 10 | -0.20 | | 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) | | 27th annual Eastern Chess Congress - Premier | Princeton, NJ | USA | 2023-10-27 |
Rc | Ro | w | n | change | K | K*chg | Game |
2331 | 2543 | 4.50 | 5 | 0.87 | 10 | 8.70 | |
| Das, Aditeya | | | 2143 * | USA | 1.00 | 1 | 0.08 | 10 | 0.80 | | Markzon, Gregory | f | | 2071 | USA | 1.00 | 1 | 0.05 | 10 | 0.50 | | Baron, Tal | g | | 2504 | ISR | 1.00 | 1 | 0.45 | 10 | 4.50 | | Ghaemmaghami, Ehsa | g | | 2478 | IRI | 0.50 | 1 | -0.09 | 10 | -0.90 | | Molner, Mackenzie S | g | | 2458 | USA | 1.00 | 1 | 0.38 | 10 | 3.80 | | * Rating difference of more than 400. Please read more at FIDE Handbook | 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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