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Individual Calculations September 2022 |
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| De Rooy, Jack Total change: -33.60 | |   |
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| 2022 MCC Edwin Malitis Memorial (Major) Rounds 4-7 | Melbourne | AUS | 2022-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1015 | 1297 | 1.00 | 1 | 0.16 | 40 | 6.40 | |
|  De Silva, Yuvin | | | 1015 | AUS | 1.00 | 1 | 0.16 | 40 | 6.40 | |
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) | | | | 2022 Hobsons Bay Koshnitsky Cup Rounds 1-4 | Melbourne | AUS | 2022-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1529 | 1297 | 0.00 | 2 | -0.44 | 40 | -17.60 | |
|  Paul, Cijo | | | 1616 | USA | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Saric, Sergey | | | 1441 | AUS | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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) | | | | 2022 Box Hill Friday Grades Rounds 6-7 | Melbourne | AUS | 2022-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1267 | 1297 | 1.00 | 2 | -0.08 | 40 | -3.20 | |
| | Wolffs, Walter | | | 1317 | AUS | 0.50 | 1 | 0.03 | 40 | 1.20 | | | De Rooy, Samuel | | | 1216 | AUS | 0.50 | 1 | -0.11 | 40 | -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) | | | | 2022 Chess Artists Winter Open Round 6 | Melbourne | AUS | 2022-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1483 | 1297 | 0.00 | 1 | -0.26 | 40 | -10.40 | |
| | Xia, Justin | | | 1483 | AUS | 0.00 | 1 | -0.26 | 40 | -10.40 | |
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) | | | | 2022 Box Hill Winter Swiss Rounds 1-2 | Melbourne | AUS | 2022-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1635 | 1297 | 0.00 | 1 | -0.12 | 40 | -4.80 | |
| | Stolyarov, Michael | | | 1635 | AUS | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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) | | | | 2022 MCC Classic - Swiss Round 1 | Melbourne | AUS | 2022-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1669 | 1297 | 0.00 | 1 | -0.10 | 40 | -4.00 | |
| | Kociski, Justin | | | 1669 | AUS | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | |
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