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Individual Calculations April 2018 |
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| Duchan, Yoav Total change: 74.80 | |   |
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| Ramat Gan Masters Winter 2018 A | Ramat Gan | ISR | 2018-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1384 | 1261 | 3.50 | 7 | 1.01 | 40 | 40.40 | |
|  Vetshtein, Lior | | | 1574 | ISR | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Elkayam, Omer | | | 1355 | ISR | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Weissberg, Yair | | | 1327 | ISR | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Lavi, Amir | | | 1433 | ISR | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Feldman, Amit | | | 1214 | ISR | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Bialik, Ofer | | | 1166 | ISR | 1.00 | 1 | 0.37 | 40 | 14.80 | | | Bejashvili, Irma | | | 1619 | ISR | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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 Cadet Championship Final 2018 U10 | Hakfar Hayarok | ISR | 2018-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1362 | 1261 | 3.50 | 7 | 0.86 | 40 | 34.40 | |
| | Gabizon, Gal | | | 1199 | ISR | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Kravchenko, Danny | | | 1305 | ISR | 1.00 | 1 | 0.56 | 40 | 22.40 | | | Levitan, Yaron | | | 1415 | ISR | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Neeman, Gal | | | 1552 | ISR | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Engel, Bar | | | 1275 | ISR | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Goz, Shachar | | | 1235 | ISR | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Tsirilman, Guy | | | 1555 | ISR | 0.50 | 1 | 0.35 | 40 | 14.00 | |
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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