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Individual Calculations March 2012 |
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| Petrosyan, Armen K. Total change: -13.50 | |   |
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| 2nd A.Margaryan Memorial U-18 | Yerevan | ARM | 2012-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1941 | 1859 | 2.00 | 6 | -0.45 | 30 | -13.50 | |
|  Sukiasyan, Nare | | | 1800 | ARM | 1.00 | 1 | 0.42 | 30 | 12.60 | | | Petrosyan, Tigran S. | | | 2259 * | ARM | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Martirosyan, Haik M. | f | | 1938 | ARM | 0.00 | 1 | -0.39 | 30 | -11.70 | | | Mkrtchyan, Arsen | | | 1898 | ARM | 1.00 | 1 | 0.55 | 30 | 16.50 | | | Gaboyan, Susanna | | | 1871 | ARM | 0.00 | 1 | -0.48 | 30 | -14.40 | | | Makinyan, Arman | | | 1877 | ARM | 0.00 | 1 | -0.47 | 30 | -14.10 | | | * 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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