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Rapid:
Individual Calculations January 2022 |
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| Izadkhah, Hossein Total change: -212.20 | |   |
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| 9th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1217 | 1625 | 3.00 | 7 | -3.23 | 20 | -64.60 | |
|  Ghalandari, Moslem | | | 1327 | IRI | 0.00 | 1 | -0.85 | 20 | -17.00 | |  Khalaji, Saead | | | 1467 | IRI | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Kazemi, Melina | | | 1037 | IRI | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Zafari Yekta, Niyousha | | | 943 | IRI | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Fakhim Ghanbarnezhad, Rozhina | | | 1311 | IRI | 0.00 | 1 | -0.86 | 20 | -17.20 | | | Kian Sirat, Yasin | | | 1276 | IRI | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Halvaei, Masoud | | | 1161 | IRI | 1.00 | 1 | 0.05 | 20 | 1.00 | |
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) | | | | 10th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1625 | 4.50 | 8 | -1.71 | 20 | -34.20 | |
| | Hakemi, Arman | f | | 2143 | IRI | 0.00 | 1 | -0.03 | 20 | -0.60 | | | Amir Afshari, Rayan | | | 1452 | IRI | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Ajvadi, Sogand | | | 1130 | IRI | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Garosian, Vania | | | 1228 | IRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Kian Sirat, Yasin | | | 1276 | IRI | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Karim Beigi Kamran, Ali | | | 1322 | IRI | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Safaei, Rasoul | | | 1282 | IRI | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Marvi, Targol | | | 1185 | IRI | 1.00 | 1 | 0.06 | 20 | 1.20 | |
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) | | | | 11th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1372 | 1625 | 1.00 | 6 | -3.56 | 20 | -71.20 | |
| | Mosadeghpour, Masoud | g | | 2310 | IRI | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Amir Afshari, Rayan | | | 1452 | IRI | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Shamsi, Shayegan | | | 1066 | IRI | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Garosian, Vania | | | 1228 | IRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Jabbari, Aidin | | | 1020 | IRI | 0.00 | 1 | -0.98 | 20 | -19.60 | | | Hedayatimehr, Amir Mahdi | | | 1155 | IRI | 0.00 | 1 | -0.95 | 20 | -19.00 | |
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) | | | | 12th IRCF Weekly Rapid Tournament 1400 | Tehran | IRI | 2021-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1485 | 1625 | 2.50 | 7 | -2.11 | 20 | -42.20 | |
| | Sadeghi Givi, Reza | | | 1939 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Khalaji, Saead | | | 1467 | IRI | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Kian Sirat, Yasin | | | 1276 | IRI | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Shirvani, Danial | | | 1292 | IRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Taghizadeh, Taraneh | | | 1414 | IRI | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Hoseini, Hamzeh | | | 1768 | IRI | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Rostami, Alireza | | | 1237 | IRI | 0.00 | 1 | -0.91 | 20 | -18.20 | |
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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