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Individual Calculations August 2023 |
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| Parmar, Mohammad Yasin Total change: -134.52 | |   |
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| 6th Iranian Amateures Chess Championship 2023 (Under 1700) | Zanjan | IRI | 2023-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1330 | 1497 | 5.00 | 8 | -0.56 | 38 | -21.28 | |
|  Rajabioon, Mohammad Hosein | | | 1281 | IRI | 1.00 | 1 | 0.22 | 38 | 8.36 | |  Cheshmkhavari, Mehrsam | | | 1644 | IRI | 0.00 | 1 | -0.30 | 38 | -11.40 | | | Noori, Amin | | | 1271 | IRI | 1.00 | 1 | 0.21 | 38 | 7.98 | | | Sheikhzadeh, Bardia | | | 1174 | IRI | 0.00 | 1 | -0.87 | 38 | -33.06 | | | Eshkevari, Sahand | | | 1313 | IRI | 1.00 | 1 | 0.26 | 38 | 9.88 | | | Akrami, Moeid | | | 1171 | IRI | 1.00 | 1 | 0.13 | 38 | 4.94 | | | Motaajjeb, Arash | | | 1160 | IRI | 1.00 | 1 | 0.12 | 38 | 4.56 | | | Ghaffari, Ahmad | | | 1625 | IRI | 0.00 | 1 | -0.33 | 38 | -12.54 | |
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) | | | | 19th Gilan 2nd League Round 8 | Gilan | IRI | 2023-07-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1246 | 1534 | 0.00 | 1 | -0.84 | 38 | -31.92 | |
| | Ghaderi, Majid | | | 1246 | IRI | 0.00 | 1 | -0.84 | 38 | -31.92 | |
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 International Gilan Cup (B Category) | Rasht | IRI | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1291 | 1534 | 5.00 | 9 | -2.14 | 38 | -81.32 | |
| | Razmjou, Elia | | | 1320 | IRI | 1.00 | 1 | 0.23 | 38 | 8.74 | | | Raygantafrashi, Sara | | | 1204 | IRI | 0.00 | 1 | -0.88 | 38 | -33.44 | | | Edalatyar, Amirhosein | | | 1302 | IRI | 1.00 | 1 | 0.21 | 38 | 7.98 | | | Safafar, Mohammadhosein | | | 1243 | IRI | 1.00 | 1 | 0.15 | 38 | 5.70 | | | Eshaghi, Arshia | | | 1384 | IRI | 0.00 | 1 | -0.70 | 38 | -26.60 | | | Shemshad, Bahar | | | 1284 | IRI | 1.00 | 1 | 0.19 | 38 | 7.22 | | | Shahri Naseri, Taha | | | 1134 * | IRI | 1.00 | 1 | 0.08 | 38 | 3.04 | | | Zamani, Radvin | | | 1382 | IRI | 0.00 | 1 | -0.70 | 38 | -26.60 | | | Rajabzadeh, Arsam | | | 1367 | IRI | 0.00 | 1 | -0.72 | 38 | -27.36 | | | * 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) | | |
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