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Individual Calculations May 2023 |
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| Arhashirsha, Biswas Total change: 154.40 | |   |
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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 |
| 1568 | 1230 | 4.00 | 8 | 2.27 | 40 | 90.80 | |
|  Mitra, Swapan | | | 1975 | IND | 0.50 | 1 | 0.50 | 40 | 20.00 | |  Chatterjee, K.k. | | | 2085 | IND | 1.00 | 1 | 1.00 | 40 | 40.00 | | | Md, Ardash Ali | | | 1374 | IND | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Sanjeeban, Mandal | | | 1362 | IND | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Mukherjee, Dyutimoy | | | 1625 | IND | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Chakrabarti, Tamal | | | 1555 | IND | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Shankhadeep, Maity | | | 1485 | IND | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Abhirup, Majumder | | | 1083 | IND | 0.00 | 1 | -0.70 | 40 | -28.00 | |
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) | | | | 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 |
| 1400 | 1230 | 4.00 | 7 | 1.59 | 40 | 63.60 | |
| | Bristy, Mukherjee | | wc | 1893 | IND | 0.50 | 1 | 0.49 | 40 | 19.60 | | | Srinika, Ghosh | | | 1183 | IND | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Ayantika, Das | | | 1377 | IND | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Suravi, Bhattacharya | | | 1327 | IND | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Saparya, Ghosh | | | 1615 | IND | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Urja, Goyal | | | 1249 | IND | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Diya, Ghosh | | | 1159 | IND | 0.50 | 1 | -0.10 | 40 | -4.00 | |
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) | | |
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