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Individual Calculations August 2023 |
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| Mohammadi, Seyed Arshan Total change: -75.20 | |   |
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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 |
| 1151 | 1109 | 1.50 | 6 | -1.16 | 40 | -46.40 | |
|  Rahpeima, Savina | | | 1096 | IRI | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Zarneshan, Arash | | | 1128 | IRI | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Abdollahi, Tanaz | | | 1170 | IRI | 0.00 | 1 | -0.42 | 40 | -16.80 | |  Zakeri Goorzangi, Ebrahim | | | 1255 | IRI | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Ghezellou, Sirvan | | | 1186 | IRI | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Azimi Yancheshmeh, Sogol | | | 1068 | IRI | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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) | | | | 2nd International Gilan Cup (B Category) | Rasht | IRI | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1109 | 0.00 | 4 | -0.72 | 40 | -28.80 | |
| | Eshaghi, Arshia | | | 1384 | IRI | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Astineh, Mojtaba | | | 1427 | IRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Khan Ahmadi, Mohammad Reza | | | 1423 | IRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Hematian Mahdizadeh, Salma | | | 1273 | IRI | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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