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Individual Calculations April 2021 |
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| Blumenthal, Michael Total change: 117.72 | |   |
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| Liga Artzit Lenoar Merkaz 2021 Group B Rounds 2-3 | Varilus | ISR | 2021-03-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1416 | 0.00 | 1 | -0.55 | 36 | -19.80 | |
|  Taragan, Uri | | | 1383 | ISR | 0.00 | 1 | -0.55 | 36 | -19.80 | |
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) | | | | Israel Youth Championship Finals 2021 U12 - Israel Eshel Memorial | Hakfar Hayarok | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1416 | 6.00 | 9 | 1.91 | 36 | 68.76 | |
|  Fishov, Matan | | | 1205 | ISR | 1.00 | 1 | 0.23 | 36 | 8.28 | | | Ostrovsky Berman, Noam | | | 1573 | ISR | 0.50 | 1 | 0.21 | 36 | 7.56 | | | Yaroslavsky, Adam David | | | 1301 | ISR | 1.00 | 1 | 0.34 | 36 | 12.24 | | | Shefer, Uri | | | 1471 | ISR | 1.00 | 1 | 0.58 | 36 | 20.88 | | | Ribstein, Orel | | | 1802 | ISR | 0.00 | 1 | -0.09 | 36 | -3.24 | | | Berlad, Asaf | | | 1221 | ISR | 0.50 | 1 | -0.25 | 36 | -9.00 | | | Magen, Ofek | | | 1346 | ISR | 1.00 | 1 | 0.40 | 36 | 14.40 | | | Dezent, Eyal | | | 1620 | ISR | 0.00 | 1 | -0.24 | 36 | -8.64 | | | Kirsch, Yahel David | | | 1594 | ISR | 1.00 | 1 | 0.73 | 36 | 26.28 | |
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) | | | | Israel girls chess championship under 12 | Ashdod | ISR | 2021-03-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1416 | 6.00 | 9 | 1.91 | 36 | 68.76 | |
| | Fishov, Matan | | | 1205 | ISR | 1.00 | 1 | 0.23 | 36 | 8.28 | | | Ostrovsky Berman, Noam | | | 1573 | ISR | 0.50 | 1 | 0.21 | 36 | 7.56 | | | Yaroslavsky, Adam David | | | 1301 | ISR | 1.00 | 1 | 0.34 | 36 | 12.24 | | | Shefer, Uri | | | 1471 | ISR | 1.00 | 1 | 0.58 | 36 | 20.88 | | | Ribstein, Orel | | | 1802 | ISR | 0.00 | 1 | -0.09 | 36 | -3.24 | | | Berlad, Asaf | | | 1221 | ISR | 0.50 | 1 | -0.25 | 36 | -9.00 | | | Magen, Ofek | | | 1346 | ISR | 1.00 | 1 | 0.40 | 36 | 14.40 | | | Dezent, Eyal | | | 1620 | ISR | 0.00 | 1 | -0.24 | 36 | -8.64 | | | Kirsch, Yahel David | | | 1594 | ISR | 1.00 | 1 | 0.73 | 36 | 26.28 | |
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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