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Individual Calculations September 2009 |
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| Tabatabaei, M Amin Total change: -24.00 | |   |
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| 1st Omid Cup Chess Tournament | Tehran | IRI | 2009-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1690 | 2.00 | 8 | 0.41 | 25 | 10.25 | |
|  Dalir, Javad | | | 2040 | IRI | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Abbasi, Meisam | | | 2009 | IRI | 1.00 | 1 | 0.87 | 25 | 21.75 | | | Razaghi, Behrooz | | | 2040 | IRI | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Salehimoghaddam, A | | | 2040 | IRI | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Azimi, Khashayar | | | 1882 | IRI | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Azadvari, Zahra | | | 1834 | IRI | 1.00 | 1 | 0.69 | 25 | 17.25 | | | Khalaji, Hanieh | | | 1914 | IRI | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Moradi, Kimia | | | 1802 | IRI | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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) | | | | Iranian Men Chess Festival (Zone 1) | Tehran | IRI | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2088 | 1704 | 0.00 | 3 | -0.27 | 25 | -6.75 | |
| | Abedi, Ali | | | 2104 * | IRI | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Samavat, Mehrdad | | | 2072 | IRI | 0.00 | 1 | -0.10 | 25 | -2.50 | | | Tavakolian, M | | | 2089 | IRI | 0.00 | 1 | -0.09 | 25 | -2.25 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Asian Youth Under 08 Chess Championship 2009, Delhi | New Delhi | IND | 2009-08-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1679 | 1704 | 0.50 | 3 | -1.10 | 25 | -27.50 | |
| | Prameya, Garge | | | 1659 | IND | 0.50 | 1 | -0.06 | 25 | -1.50 | | | Aryan, Chopra | | | 1741 | IND | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Mitrabha, Guha | | | 1637 | IND | 0.00 | 1 | -0.59 | 25 | -14.75 | |
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) | | |
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