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Individual Calculations April 2009 |
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| Apresyan, Zohrak Total change: -1.25 | |   |
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| Chess House 2008 Ch. | Yerevan | ARM | 2008-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2145 | 1989 | 2.00 | 4 | 0.76 | 25 | 19.00 | |
|  Mnatsakanian, Eduard A | m | | 2293 | ARM | 0.00 | 1 | -0.14 | 25 | -3.50 | | | Khojayan, Vardan | | | 2238 | ARM | 0.50 | 1 | 0.31 | 25 | 7.75 | |  Tiraturyan, David | | | 2130 | ARM | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Hovhanisian, Asatur | | | 1920 | ARM | 1.00 | 1 | 0.40 | 25 | 10.00 | |
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 |
| 1875 | 1989 | 0.50 | 2 | -0.81 | 25 | -20.25 | |
| | Gevorgyan, Maria | | | 1829 | ARM | 0.00 | 1 | -0.71 | 25 | -17.75 | | | Hovhanisian, Asatur | | | 1920 | 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) | | |
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