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Individual Calculations October 2008 |
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| Shamsi, Mohammadhassan Total change: -26.75 | |   |
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| Iranian Youth Boys Under 18 - 2008 | Tehran | IRI | 2008-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1994 | 1.00 | 1 | 0.11 | 25 | 2.75 | |
|  Maleki, Mirmahdi | | | 1644 | IRI | 1.00 | 1 | 0.11 | 25 | 2.75 | |
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) | | | | VII Iranian Super League Chess Championship (Men) Andishmandan Cup - First Season | Various City in Iran | IRI | 2008-06-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2214 | 1994 | 1.00 | 5 | -0.19 | 25 | -4.75 | |
|  Lahimi, Ariz | | | 2079 | IRI | 0.50 | 1 | 0.12 | 25 | 3.00 | | | Ryahi, Naser | | | 2216 | IRI | 0.50 | 1 | 0.28 | 25 | 7.00 | | | Moradiabadi, Elshan | g | | 2344 | IRI | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Darban, Morteza | m | | 2344 | IRI | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Salar, Milad | | | 2089 | IRI | 0.00 | 1 | -0.37 | 25 | -9.25 | |
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) | | | | 2nd Iranian Chess Sport Olympiad (Boys Under 20) | Bojnord | IRI | 2008-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 1994 | 1.50 | 5 | -0.99 | 25 | -24.75 | |
| | Ghourchibigi, Alireza | | | 1948 | IRI | 1.00 | 1 | 0.44 | 25 | 11.00 | | | Naderi, Abdolla | | | 2010 | IRI | 0.50 | 1 | 0.02 | 25 | 0.50 | | | Darini, Pouria | | | 2262 | IRI | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Mozafar, Milad | | | 1923 | IRI | 0.00 | 1 | -0.60 | 25 | -15.00 | | | Nazemi, Pedram | | | 1860 | IRI | 0.00 | 1 | -0.68 | 25 | -17.00 | |
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) | | |
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