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Individual Calculations April 2023 |
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| Srivatanakul, Pricha Total change: 12.20 | |   |
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| BBB 1st Quarter Standard 2023 - Challenger | Bangkok | THA | 2023-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1295 | 1270 | 2.00 | 4 | 0.12 | 20 | 2.40 | |
|  Sela, Prajak | | | 1501 | THA | 0.00 | 1 | -0.21 | 20 | -4.20 | |  Saenpoch, Kansak | | | 1418 | THA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Deeprasert, Fauzi | | | 1189 | THA | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Botkate, Chanaporn | | | 1070 | THA | 1.00 | 1 | 0.24 | 20 | 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) | | | | 2nd Red Knight Chess Club Open | Bangkok | THA | 2023-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1624 | 1261 | 2.00 | 5 | 1.30 | 20 | 26.00 | |
| | Noel, Nicolas | | | 1531 | FRA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Pinphetsawan, Sirikwan | | | 1435 | THA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Chongstitwattana, Cholapat | | | 1499 | THA | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Hong, Ian | | | 1732 | KOR | 0.00 | 1 | -0.05 | 20 | -1.00 | | | Wismeijer, Jeroen | | | 1921 | NED | 0.00 | 1 | -0.01 | 20 | -0.20 | |
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) | | | | Big Rook March 2023 Standard Chess Open | Bangkok | THA | 2023-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1005 | 1261 | 0.00 | 1 | -0.81 | 20 | -16.20 | |
| | Mancuso, Alexander | | | 1005 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | |
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) | | |
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