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Individual Calculations September 2022 |
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| De Rooy, Samuel Total change: 22.40 | |   |
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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 |
| 1489 | 1216 | 1.50 | 3 | 0.89 | 40 | 35.60 | |
|  Lovegrove, Adam | | | 1392 | AUS | 0.50 | 1 | 0.23 | 40 | 9.20 | |  Kovacevic, Paul | | | 1700 | AUS | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Kolak, Tanya | | | 1374 | AUS | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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 |
| 1473 | 1216 | 0.50 | 3 | -0.07 | 40 | -2.80 | |
| | Whitford, Matthew | | | 1543 | AUS | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Kirk, Ian | | | 1448 | AUS | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Krishnan, Anirudh | | | 1427 | AUS | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | | | 2022 Box Hill Friday Grades Rounds 6-7 | Melbourne | AUS | 2022-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1303 | 1216 | 0.50 | 2 | -0.26 | 40 | -10.40 | |
| | Katakam, Deethya Sai | | | 1309 | AUS | 0.00 | 1 | -0.37 | 40 | -14.80 | | | De Rooy, Jack | | | 1297 | 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 |
| 1159 | 1216 | 1.00 | 1 | 0.42 | 40 | 16.80 | |
| | De Livera, Hamish | | | 1159 | AUS | 1.00 | 1 | 0.42 | 40 | 16.80 | |
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 Box Hill Winter Swiss Rounds 1-2 | Melbourne | AUS | 2022-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1216 | 0.00 | 2 | -0.35 | 40 | -14.00 | |
| | Hartley, James | | | 1616 * | AUS | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Lee, Jayden S | | | 1388 | AUS | 0.00 | 1 | -0.27 | 40 | -10.80 | | | * 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) | | | | 2022 MCC Classic - Swiss Round 1 | Melbourne | AUS | 2022-08-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1216 | 0.00 | 1 | -0.07 | 40 | -2.80 | |
| | Luis, Anthony Jayanata | | | 1643 | INA | 0.00 | 1 | -0.07 | 40 | -2.80 | |
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) | | |
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