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Individual Calculations February 2013 |
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| Machkalyan, Haik Total change: 21.60 | |   |
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| A.Margaryan Memorial-2013 U-18 Open | Yerevan | ARM | 2013-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1786 | 3.00 | 6 | 1.44 | 15 | 21.60 | |
|  Kondzhorian, Sona | | | 1918 | RUS | 1.00 | 1 | 0.68 | 15 | 10.20 | |  Hovsepyan, David | | | 1944 | ARM | 0.50 | 1 | 0.21 | 15 | 3.15 | | | Torosyan, Norayr | | | 2182 | ARM | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Pluzyan, Aram | | | 2128 | ARM | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Ghazaryan, Serob | | | 1849 | ARM | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Mkrtchyan, Eduard | | | 1900 | ARM | 0.00 | 1 | -0.34 | 15 | -5.10 | |
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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