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Individual Calculations April 2017 |
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| Yoo, Christopher Woojin Total change: 25.60 | |   |
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| 42nd CalChess State Scholastic Championship 2017 | Santa Clara, California | USA | 2017-03-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 2078 | 4.00 | 5 | 0.09 | 40 | 3.60 | |
|  Sartorio, William J | | | 1750 | USA | 1.00 | 1 | 0.13 | 40 | 5.20 | |  Senthilkumar, Pranav | c | | 1815 | USA | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Sant, Amit | | | 1678 * | USA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Virtanen, Teemu | | | 2136 | FIN | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Palusa, Maurya | | | 1741 | USA | 1.00 | 1 | 0.12 | 40 | 4.80 | | | * 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) | | | | 2017 Bay Area Chess Spring Championship | Milpitas, California | USA | 2017-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 2078 | 3.50 | 4 | 0.55 | 40 | 22.00 | |
| | Chang, Eliam Huai-Yang | | | 1829 | USA | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Singhal, Sanat | | | 1678 * | IND | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Santanna, Paulo | | | 1969 | USA | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Viswanath, Natraj | | | 2027 | AUS | 1.00 | 1 | 0.43 | 40 | 17.20 | | | * 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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