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Individual Calculations April 2009 |
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| Mamian, Tigran Total change: -17.75 | |   |
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| Chess House 2008 Ch. | Yerevan | ARM | 2008-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2210 | 2210 | 2.50 | 7 | -1.01 | 25 | -25.25 | |
|  Mamikonian, Tigran | | | 2290 | ARM | 0.00 | 1 | -0.39 | 25 | -9.75 | |  Andriasian, Siranush | | wm | 2290 | ARM | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Aghasaryan, Robert | f | | 2235 | ARM | 0.50 | 1 | 0.03 | 25 | 0.75 | | | Tiraturyan, David | | | 2130 | ARM | 0.00 | 1 | -0.61 | 25 | -15.25 | | | Manukyan, Sargis V. | | | 2198 | ARM | 1.00 | 1 | 0.48 | 25 | 12.00 | | | Simonian, Tigran | | | 2188 | ARM | 0.00 | 1 | -0.53 | 25 | -13.25 | | | Tamazyan, Haik | | | 2138 | ARM | 0.50 | 1 | -0.10 | 25 | -2.50 | |
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) | | | | 79th Yerevan Ch. SF | Yerevan | ARM | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1909 | 2210 | 2.00 | 2 | 0.30 | 25 | 7.50 | |
| | Gaboyan, Susanna | | | 1860 | ARM | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Papikyan, David | | | 1958 | ARM | 1.00 | 1 | 0.19 | 25 | 4.75 | |
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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