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Individual Calculations December 2017 |
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| Erenberg, Ariel Total change: -19.40 | |   |
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| M.Chigorin Memorial 2017 | St. Petersburg | RUS | 2017-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2401 | 5.00 | 9 | -1.62 | 10 | -16.20 | |
|  Kundianok, Vladislav | | | 2001 * | RUS | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Navrodskiy, Boris | | | 2180 | RUS | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Alekseenko, Kirill | g | | 2563 | RUS | 0.00 | 1 | -0.29 | 10 | -2.90 | | | Kotau, Arseni | | | 2187 | BLR | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Mkrtchyan, Sargis R. | | | 2145 | ARM | 0.00 | 1 | -0.81 | 10 | -8.10 | | | Derli, Olga | | wm | 2162 | RUS | 0.00 | 1 | -0.80 | 10 | -8.00 | | | Yeritsyan, Hayk | | | 2105 | ARM | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Tsvetkov, Andrey | c | | 2217 | RUS | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Evdokimov, Alexey | | | 2280 | RUS | 0.00 | 1 | -0.66 | 10 | -6.60 | | | * 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) | | | | Liga Noar Ilit North 2017-18 Round 3-4 | various | ISR | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 2401 | 1.00 | 2 | -0.69 | 10 | -6.90 | |
| | Emanuel, Yahav | | | 2097 | ISR | 0.00 | 1 | -0.86 | 10 | -8.60 | | | Levitan, Tal | | | 2127 | ISR | 1.00 | 1 | 0.17 | 10 | 1.70 | |
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) | | | | Liga Noar Ilit North 2017-18 Postponed matches Round 2 | various | ISR | 2017-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2305 | 2401 | 1.00 | 1 | 0.37 | 10 | 3.70 | |
| | Friedland, Moshe | | | 2305 | ISR | 1.00 | 1 | 0.37 | 10 | 3.70 | |
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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