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Individual Calculations February 2023 |
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| Paz, Arnon Total change: 24.80 | |   |
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| Kfar Saba Championship for Veterans in Chess | Kfar Saba | ISR | 2022-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1621 | 1738 | 6.00 | 7 | 1.45 | 20 | 29.00 | |
|  Dor, Avigdor | | | 1531 | ISR | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Gorelikov, Israel | | | 1580 | ISR | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Lubish, Mordechai | | | 1549 | ISR | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Schwarz, Harry | | | 1750 | ISR | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Shtern, Shmuel | | | 1470 | ISR | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Gerchikov, Pavel | | | 1691 | ISR | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Kaplan, Amiram | | | 1779 | ISR | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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) | | | | League Alef Sharon 2023 1-2 | Israel | ISR | 2023-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1579 | 1738 | 0.50 | 1 | -0.21 | 20 | -4.20 | |
| | Vardi, Daniel | | | 1579 | ISR | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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