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Individual Calculations July 2023 |
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| Chmiel, Rad Total change: -45.00 | |   |
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| 2023 Chess Excellence Open Round 6 | Melbourne | AUS | 2023-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1366 | 1582 | 1.00 | 1 | 0.22 | 20 | 4.40 | |
|  De Rooy, Samuel | | | 1366 | AUS | 1.00 | 1 | 0.22 | 20 | 4.40 | |
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) | | | | 2023 MCC City of Melbourne Open Rounds 6-8 | Melbourne | AUS | 2023-06-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1582 | 0.50 | 2 | -0.25 | 20 | -5.00 | |
|  Bekker, Gary D | c | | 1665 | AUS | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Middleton, Jody | | wc | 1684 | AUS | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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 Victorian Open | Melbourne | AUS | 2023-06-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1418 | 1582 | 2.00 | 6 | -2.22 | 20 | -44.40 | |
| | Gusain, Daniel | | | 1929 | AUS | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Kerr-Chapman, Peter | | | 1290 | AUS | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Clark, Peter | | | 1331 | AUS | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Danwar, Lineysha | | | 1244 | AUS | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Jule, Elena | | | 1345 | AUS | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Yu, Lok Lan | | | 1369 | AUS | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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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