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Individual Calculations January 2018 |
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| Petrosyan, Artsrun Total change: 19.20 | |   |
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| "Winter-2017" | Yerevan | ARM | 2017-12-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1238 | 1.50 | 3 | 0.48 | 40 | 19.20 | |
|  Martirosyan, Samvel A. | | | 1431 | ARM | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Dashyan, Ani | | | 1464 | ARM | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Kirakosyan, Gevorg | | | 1197 | ARM | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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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