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Individual Calculations April 2023 |
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| Lapushnian, Maya Total change: 8.00 | |   |
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| Winter Chess Tournament 2023 over 1601 | Kfar Saba | ISR | 2022-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1606 | 1732 | 2.50 | 5 | -0.71 | 40 | -28.40 | |
|  Noy, Eyal | | | 2096 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Eshkol, Lilian | | | 1386 | ISR | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Schwarz, Harry | | | 1750 | ISR | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Hochshtad, Shachar | | | 1376 | ISR | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Hanein, Avri | | | 1421 | ISR | 1.00 | 1 | 0.14 | 40 | 5.60 | |
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) | | | | Ramat Gan Masters A Winter 2023 | Ramat Gan | ISR | 2023-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1871 | 1706 | 3.00 | 7 | 0.89 | 40 | 35.60 | |
| | Levitan, Ronit | | wf | 2064 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Rozen, Guy | | | 2027 | ISR | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Shapira, Avner | | | 1814 | ISR | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Duchan, Yoav | | | 1933 | ISR | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Medovoy, Yaniv | | | 1842 | ISR | 1.00 | 1 | 0.68 | 40 | 27.20 | | | Sobel, Ido | | | 1871 | ISR | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Gurevich, Neria | | | 1543 | ISR | 0.00 | 1 | -0.72 | 40 | -28.80 | |
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) | | | | League Alef Shfela 2023 5-6 | Israel | ISR | 2023-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1685 | 0.50 | 1 | 0.02 | 40 | 0.80 | |
| | Zelser, Moshe | | | 1698 | ISR | 0.50 | 1 | 0.02 | 40 | 0.80 | |
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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