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Individual Calculations August 2015 |
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| Sankha, Subhra Chakraborty Total change: 5.20 | |   |
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| 25th The Telegraph School Chess Championship | Kolkata | IND | 2015-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1390 | 1120 | 1.50 | 5 | 0.62 | 40 | 24.80 | |
|  Abhinandan, Ganguly | | | 1458 | IND | 0.50 | 1 | 0.38 | 40 | 15.20 | |  Arindam, Mitra | | | 1444 | IND | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Shradha, Kucheria | | | 1365 | IND | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Akshath, Sinha | | | 1356 | IND | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Rajarshi, Mandal | | | 1327 | IND | 0.50 | 1 | 0.27 | 40 | 10.80 | |
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 Sub Junior boys | Hoogly | IND | 2015-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1454 | 1120 | 0.00 | 4 | -0.49 | 40 | -19.60 | |
| | Arijit, Mukherjee | | | 1520 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Shuvam, Roy | | | 1438 | IND | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Akash, Dip Paik | | | 1399 | IND | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Abhinandan, Ganguly | | | 1458 | IND | 0.00 | 1 | -0.12 | 40 | -4.80 | | | * 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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