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Individual Calculations May 2015 |
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| Reshef, Omer Total change: 4.70 | |   |
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| Liga Artzit Mercaz 2015 Round 4-6 | various | ISR | 2015-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2233 | 2400 | 2.00 | 3 | -0.15 | 10 | -1.50 | |
|  Rinberg, Alexander | f | | 2316 | ISR | 0.00 | 1 | -0.62 | 10 | -6.20 | |  Peretz, Malkiel | f | | 2224 | ISR | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Gal, Moshe | | | 2159 | ISR | 1.00 | 1 | 0.20 | 10 | 2.00 | |
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 Youth Championship Under 18 - 2015 | Ayanot | ISR | 2015-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2165 | 2400 | 6.00 | 7 | 0.62 | 10 | 6.20 | |
| | Yerushalmi, Eran | | | 2000 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Grinberg, Eyal | | | 2261 | ISR | 0.50 | 1 | -0.19 | 10 | -1.90 | | | Aharonovich, Itamar | | | 2279 | ISR | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Kobo, Ori | f | | 2416 | ISR | 1.00 | 1 | 0.52 | 10 | 5.20 | | | Ofir, Eran | | | 2108 | ISR | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Brenner, Stav | | | 2000 * | ISR | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Tartakovsky, Daniel | | | 2092 | ISR | 1.00 | 1 | 0.14 | 10 | 1.40 | | | * 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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