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Individual Calculations July 2017 |
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| Dayan, Itay Total change: -31.80 | |   |
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| Ramat Gan Masters Summer 2017 B | Ramat Gan | ISR | 2017-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1463 | 1532 | 1.00 | 3 | -0.78 | 20 | -15.60 | |
|  Sobel, Ido | | | 1571 | ISR | 0.50 | 1 | 0.05 | 20 | 1.00 | |  Oren, Ofer | | | 1348 | ISR | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Lavi, Amir | | | 1470 | ISR | 0.00 | 1 | -0.59 | 20 | -11.80 | |
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) | | | | Rishon Lezion Mondays Spring 2017 B | Rishon Lezion | ISR | 2017-05-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1532 | 2.50 | 7 | -0.96 | 20 | -19.20 | |
| | Vaisgur, Alon | | | 1709 | ISR | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Kostavetsky, Alexander | | | 1559 | ISR | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Etingof, Yury | | | 1660 | RUS | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Brand, Rami | | | 1482 | ISR | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Arian, Tomer | | | 1506 | ISR | 0.00 | 1 | -0.54 | 20 | -10.80 | | | Kanevsky, Evgeny | | | 1464 | ISR | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Shulman, Andi | | | 1379 | ISR | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | Mark Center Spring 2017 B | Tel Aviv | ISR | 2017-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1408 | 1532 | 4.00 | 6 | 0.15 | 20 | 3.00 | |
| | Qasem, Muhamad Mody | | | 1132 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ron, Gil | | | 1514 | ISR | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Amitai, Ido | | | 1370 | ISR | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Zemach, Nadav | | | 1575 | ISR | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Ater, Yuval | | | 1282 | ISR | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Tsarfati, Ohn | | | 1575 | ISR | 0.00 | 1 | -0.44 | 20 | -8.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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