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Individual Calculations March 2013 |
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| Ronnen, Ilay Total change: -19.50 | |   |
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| Israel U18 League 2013 | Various | ISR | 2012-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1863 | 1.00 | 4 | -0.65 | 30 | -19.50 | |
|  Poleg, Matan | | | 2050 | ISR | 0.00 | 1 | -0.26 | 30 | -7.80 | |  Erenberg, Ariel | | | 1934 | ISR | 1.00 | 1 | 0.60 | 30 | 18.00 | | | Yerushalmi, Eran | | | 1764 | ISR | 0.00 | 1 | -0.64 | 30 | -19.20 | | | Ginchil, Shay | | | 1970 | ISR | 0.00 | 1 | -0.35 | 30 | -10.50 | |
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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