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Individual Calculations May 2019 |
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| Supratim, Bhadra Total change: -12.40 | |   |
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| West Bengal State Under - 13 Open Chess Championship | Kolkata | IND | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1234 | 1023 | 0.00 | 2 | -0.48 | 40 | -19.20 | |
|  Projoy, Jana | | | 1315 | IND | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Sourjya, Mukherjee | | | 1152 | IND | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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) | | | | WB FIDE Rated State Under - 11 open Chess Championship | Kolkata | IND | 2019-04-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1197 | 1023 | 1.00 | 3 | 0.17 | 40 | 6.80 | |
| | Ritojoy, Mandal | | | 1275 | IND | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Indrava, Banik | | | 1165 | IND | 1.00 | 1 | 0.69 | 40 | 27.60 | |  Soumick, Bandopadhyay | | | 1150 | IND | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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