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Individual Calculations September 2021 |
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| Pragai, Bogdan-Marcel Total change: -18.00 | |   |
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| Arad Open 2021 - under 10 yrs | Arad | ROU | 2021-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1089 | 1136 | 1.00 | 2 | -0.13 | 40 | -5.20 | |
|  Balaceanu, Ruben-Daniel | | | 1033 | ROU | 1.00 | 1 | 0.36 | 40 | 14.40 | |  Seletye, Dominik | | | 1144 | ROU | 0.00 | 1 | -0.49 | 40 | -19.60 | |
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) | | | | Arad Open 2021 - U 1600 | Arad | ROU | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1431 | 1136 | 0.00 | 2 | -0.32 | 40 | -12.80 | |
| | Adam, Ioan | | | 1493 | ROU | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Murg, Gheorghe | | | 1369 | ROU | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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