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Blitz:
Individual Calculations December 2023 |
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| Ong, Jonathan Si Seng Total change: 14.80 | |   |
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| 2023 John Purdy Memorial Blitz | Sydney | AUS | 2023-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1621 | 4.50 | 8 | 0.37 | 40 | 14.80 | |
|  Maizener, Pierre | | | 1258 | AUS | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Chakrabarty, Reyaansh | | | 1916 | AUS | 0.00 | 1 | -0.15 | 40 | -6.00 | |  McGruddy, Jacob | | | 1473 | AUS | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Ng, Clive | f | | 2046 | AUS | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Stern, David | | | 1421 | AUS | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Vo, Van | | | 1749 | AUS | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Deccico, Adrian | | | 1221 * | AUS | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Chisholm, Tom R | | | 1774 | AUS | 1.00 | 1 | 0.70 | 40 | 28.00 | | | * 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) | | |
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