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Individual Calculations May 2023 |
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| Chakrabarty, Reyaansh Total change: 177.60 | |   |
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| 2023 Norths Club Championship Tournament 3 Round 9 | Sydney | AUS | 2023-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1667 | 1540 | 1.00 | 1 | 0.67 | 40 | 26.80 | |
|  Baterowicz, Mark | | | 1667 | AUS | 1.00 | 1 | 0.67 | 40 | 26.80 | |
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) | | | | 2023 O2C Doeberl Cup Minor | Canberra | AUS | 2023-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1551 | 1540 | 5.50 | 7 | 2.09 | 40 | 83.60 | |
|  Gratchev, Elizaveta | | | 1439 | AUS | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Cooper, Matt | | | 1528 | AUS | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Ong, Emil | | | 1491 | AUS | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Chai, Kang | | | 1586 | AUS | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Vos, Nomon | | | 1474 | AUS | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Campbell, Paul | | | 1677 | AUS | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Prasad, Rudr Ravi | | | 1665 | FIJ | 0.50 | 1 | 0.17 | 40 | 6.80 | |
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) | | | | 2023 Oceania Youth Championship Under 12 | Canberra | AUS | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1540 | 6.50 | 8 | 1.68 | 40 | 67.20 | |
| | Jain, Rohan | | | 1140 * | AUS | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Williams, Elizabeth | | | 1245 | AUS | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Hari, Dhruv | | | 1429 | AUS | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Thuaux, Alexander | | | 1396 | AUS | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Xia, Justin | | | 1573 | AUS | 0.00 | 1 | -0.45 | 40 | -18.00 | | | Xing, Zeqi | | | 1471 | AUS | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Halabe, Adam | | | 1486 | AUS | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Hu, Yifei | | | 1936 | AUS | 0.50 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | |
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