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Individual Calculations May 2023 |
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| Suravi, Bhattacharya Total change: -28.40 | |   |
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| 1st All India Open International Fide Rating Chess Tournament 2023 | Kolkata | IND | 2023-04-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1400 | 1327 | 3.50 | 7 | 0.09 | 40 | 3.60 | |
|  Soumyadeep, Nath | | | 1079 | IND | 0.50 | 1 | -0.31 | 40 | -12.40 | |  Shatodru, Das | | | 1047 | IND | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Alka, Das | | | 1733 | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dhrub, Prasad | | | 1064 | IND | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Chatterjee, K.k. | | | 2085 | IND | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Debjyoti, Das | | | 1188 | IND | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Arghya, Sen | | | 1605 | IND | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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) | | | | West Bengal State Junior (U-19) Girls Fide Rated Chess Championship-2023 | Kolkata | IND | 2023-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1225 | 1327 | 3.00 | 6 | -0.80 | 40 | -32.00 | |
| | Rajanya, Datta | | | 1655 | IND | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Aditri, Bag | | | 1109 | IND | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Arhashirsha, Biswas | | | 1230 | IND | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Rajanya, Mondal | | | 1041 | IND | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Ahana, Dutta Roy | | | 1036 | IND | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Kathakali, Dey | | | 1278 | IND | 0.50 | 1 | -0.07 | 40 | -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) | | |
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