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Individual Calculations July 2023 |
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| Nowak, Ruben Total change: 18.40 | |   |
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| 2023 Hobsons Bay Western Minor Round 5 plus postponed games | Melbourne | AUS | 2023-05-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1419 | 1386 | 1.00 | 1 | 0.55 | 20 | 11.00 | |
|  Davis, Sophie | | | 1419 | AUS | 1.00 | 1 | 0.55 | 20 | 11.00 | |
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 |
| 1351 | 1390 | 2.00 | 3 | 0.34 | 20 | 6.80 | |
|  Wolffs, Walter | | | 1378 | AUS | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Fisher, Todd | | | 1301 | AUS | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Tuano, Andy | | | 1375 | AUS | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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 |
| 1594 | 1390 | 1.50 | 5 | 0.05 | 20 | 1.00 | |
| | Zafirakos, Jesse | | | 1956 | AUS | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Hong, Wilbur | | | 1616 | AUS | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Hong, Xavier | | | 1649 | AUS | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Sayce, Hannah | | | 1549 | AUS | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Susindran, Neelesh | | | 1198 | AUS | 0.00 | 1 | -0.75 | 20 | -15.00 | |
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 Hobsons Bay Cup Rounds 1-3 | Melbourne | AUS | 2023-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1990 | 1390 | 0.00 | 1 | -0.02 | 20 | -0.40 | |
| | Hogg, Dean | | | 1990 | AUS | 0.00 | 1 | -0.02 | 20 | -0.40 | |
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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