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Individual Calculations January 2020 |
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| Rezaei, Mahyar Total change: -39.00 | |   |
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| 17th Gilan First League 1398 Round 4-5 | Gilan | IRI | 2019-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1745 | 1809 | 1.50 | 2 | 0.37 | 20 | 7.40 | |
|  Deljou, R. | | | 1984 | IRI | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Biriya, Yadollah | | | 1505 | IRI | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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) | | | | 17th Gilan Second League 1398 Round 5-6 | Gilan | IRI | 2019-12-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1549 | 1786 | 0.00 | 1 | -0.80 | 20 | -16.00 | |
|  Bahri, Mirabbas | | | 1549 | IRI | 0.00 | 1 | -0.80 | 20 | -16.00 | |
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) | | | | 17th Gilan First League 1398 Round 6-7 | Gilan | IRI | 2019-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2012 | 1786 | 0.00 | 1 | -0.21 | 20 | -4.20 | |
| | Ezzati, Fereidoon | | | 2012 | IRI | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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) | | | | 2nd Boss Cup Standard Chess Tournament [Under 2100] | Gilan | IRI | 2019-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1516 | 1786 | 3.50 | 6 | -1.31 | 20 | -26.20 | |
| | Amiri, Reza | | | 1386 * | IRI | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Alinia Hosseini, Seyede Setayesh | | | 1386 * | IRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Shafiei, Mahdi | | | 1724 | IRI | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Honarparast, Mohammad | | | 1464 | IRI | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Esmaeilpour Chirani, Morteza | | | 1445 | IRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Rahmat Pour, Armin | | | 1689 | IRI | 0.00 | 1 | -0.63 | 20 | -12.60 | | | * 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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