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Rapid:
Individual Calculations December 2023 |
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| Ghahri, Amin Total change: -77.00 | |   |
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| 18th Chess to Infinity Weekly Rapid Tournament 1402 | Tehran | IRI | 2023-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1571 | 1671 | 1.00 | 4 | -1.62 | 20 | -32.40 | |
|  Azadi, Amirmohammad | | | 2244 | IRI | 0.00 | 1 | -0.02 | 20 | -0.40 | |  Ostovari, Tarannom | | | 1324 | IRI | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Hosseini Zad, Seyed Guive | | | 1271 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Vasheghani, Behrad | | | 1445 | IRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | * 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) | | | | 2nd Rapid Grand Prix Of Chess To Infinity Tournaments 1402 | Tehran | IRI | 2023-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1519 | 1671 | 3.50 | 7 | -1.42 | 20 | -28.40 | |
| | Azadi, Amirmohammad | | | 2244 | IRI | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Karimi, Artin | | | 1290 | IRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Mahmoudi, Pouria | | | 1507 | IRI | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Nozari Amini, Kasra | | | 1477 | IRI | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Poursalan, Ehsan | | | 1490 | IRI | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Rezaei, Sohrab | | | 1271 * | IRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Mohammadzadeh, Hadi | | | 1357 | IRI | 0.00 | 1 | -0.86 | 20 | -17.20 | | | * 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) | | | | 1St IRCF Rapid CUP 1402 | Tehran | IRI | 2023-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1501 | 1671 | 3.00 | 6 | -1.25 | 20 | -25.00 | |
| | Ghafari, Sajed | | | 1373 | IRI | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Alizadegan, Korosh | | | 2040 | IRI | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Hadiehlou, Rasool | | | 1443 | IRI | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Poursalan, Iman | | | 1473 | IRI | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Tavakolipour, Ali | | | 1403 | IRI | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Emami, Borna | | | 1271 * | IRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | | | 19th Chess to Infinity Weekly Rapid Tournament 1402 | Tehran | IRI | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1711 | 1671 | 3.50 | 7 | 0.44 | 20 | 8.80 | |
| | Kalantari, Mohammad Saleh | | | 1823 | IRI | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Shayegan, Arshan | | | 1271 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Neshan, Arshiya | | | 1772 | IRI | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Abedi, Ali | | | 1983 | IRI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Ahadian, Armin | | | 1793 | IRI | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Ghorbani, Sina | | | 1877 | IRI | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Forouhar, Pendar | | | 1459 | IRI | 0.00 | 1 | -0.77 | 20 | -15.40 | | | * 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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