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Individual Calculations August 2023 |
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| Vaziri, Sadra Total change: 62.80 | |   |
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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 |
| 1331 | 1069 | 3.00 | 7 | 1.72 | 40 | 68.80 | |
|  Roshantab, Sadra | | | 1288 | IRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Abbasi, Mohammad Benyamin | | | 1358 | IRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |  Amer, Amirali | | | 1288 | IRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Firoozi, Farbod | | | 1354 | IRI | 0.50 | 1 | 0.34 | 40 | 13.60 | | | Fazelipoor, Amirmohammad | | | 1293 | IRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Dezhdar, Behzad | | | 1379 | IRI | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Jafar Nejad, Amirmohammad | | | 1357 | IRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | Jouybar Age Categories Chess Tournament | Mazandaran | IRI | 2023-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1340 | 1069 | 1.00 | 3 | 0.48 | 40 | 19.20 | |
| | Hadadzadeh, Hamid Reza | | | 1339 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Nabavi, Seyed Mehdi | | | 1370 | IRI | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Asghar Khatir, Saniar | | | 1311 | IRI | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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) | | | | 2nd International Gilan Cup (B Category) | Rasht | IRI | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1069 | 0.50 | 6 | -0.63 | 40 | -25.20 | |
| | Esmaeilpour Chirani, Morteza | | | 1329 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Nikzadeh, Mohammad | | | 1329 | IRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Mousavi, Seyed Mahan | | | 1309 | IRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Sharif Mashhadi, Hasti | | | 1334 | IRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Rostami Nejad, Reza | | | 1449 | IRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Keshavarz Meshkinfam, Rahan | | | 1215 | IRI | 0.00 | 1 | -0.30 | 40 | -12.00 | |
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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