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Individual Calculations April 2009 |
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| Petrosyan, Tigran S. Total change: 35.70 | |   |
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| Chess House 2008 Ch. | Yerevan | ARM | 2008-12-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2221 | 1957 | 3.00 | 7 | 1.72 | 15 | 25.80 | |
|  Poghosyan, Suren | | | 2229 | ARM | 0.00 | 1 | -0.17 | 15 | -2.55 | |  Simonian, Tigran | | | 2188 | ARM | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Karatorossian, David | m | | 2303 | ARM | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Baghdasaryan, Vahe | | | 2246 | ARM | 1.00 | 1 | 0.84 | 15 | 12.60 | | | Tevosian, Varazdat | | | 2088 | ARM | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Movsisian, Vardan | | | 2254 | ARM | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Khojayan, Vardan | | | 2238 | ARM | 1.00 | 1 | 0.84 | 15 | 12.60 | |
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) | | | | 79th Yerevan Ch. SF | Yerevan | ARM | 2009-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2031 | 2011 | 3.50 | 6 | 0.66 | 15 | 9.90 | |
| | Papikyan, David | | | 1958 | ARM | 0.50 | 1 | -0.07 | 15 | -1.05 | | | Petrosyan, Hovhannes | | | 2197 | ARM | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Hovhanisian, Asatur | | | 1920 | ARM | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Gabuzyan, Hovhannes | | | 2114 | ARM | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Avetisyan, Mikael | | | 2018 | ARM | 1.00 | 1 | 0.51 | 15 | 7.65 | | | Harutyunian, Tigran K. | | | 1980 | ARM | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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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