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Individual Calculations January 2022 |
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| Choubchian, Parsa Total change: -76.80 | |   |
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| Gilan Cadets Chess Championship Open U12 | Rasht | IRI | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1077 | 1184 | 1.50 | 4 | -1.08 | 40 | -43.20 | |
|  Karimnejad, Rayan | | | 1037 | IRI | 1.00 | 1 | 0.30 | 40 | 12.00 | |  Pahlavanzadeh, Yalta | | | 1040 | IRI | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Forootan, Avash | | | 1110 | IRI | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Noparast, Kian | | | 1121 | IRI | 0.00 | 1 | -0.59 | 40 | -23.60 | |
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) | | | | Lahijan Standard Open Cup 23Azar 1400 | Lahijan | IRI | 2021-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1181 | 0.00 | 3 | -0.84 | 40 | -33.60 | |
| | Mirbagheri, Seyedsajad | | | 1581 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hasandoost, Hosein | | | 1581 * | IRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Monzavi, Maham | | | 1046 | IRI | 0.00 | 1 | -0.68 | 40 | -27.20 | | | * 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) | | |
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