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Individual Calculations November 2023 |
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| Arhashirsha, Biswas Total change: 67.20 | |   |
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| 4th DDDBCA Open Rating Tournament | Kolkata | IND | 2023-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1505 | 1472 | 5.00 | 8 | 1.16 | 40 | 46.40 | |
|  Arkoprobha, Banik | | | 1193 | IND | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Diproneel, Barman | | | 1299 | IND | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Soureen, Bhattacharya | | | 1750 | IND | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Pratyay, Dholay | | | 1261 | IND | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Rupam, Mukherjee | | | 1828 | IND | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Sanjeeban, Mandal | | | 1626 | IND | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Bhadra, Anibrata | | | 1152 | IND | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Mitra, Swapan | | | 1928 | IND | 0.00 | 1 | -0.06 | 40 | -2.40 | |
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 Under-13 Open Chess Championship-2023 | Kolkata | IND | 2023-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1363 | 1541 | 5.50 | 7 | 0.52 | 40 | 20.80 | |
| | Pratyush, Saha | | | 1141 * | IND | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Srijit, Sardar | | | 1271 | IND | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Pratyay, Dholay | | | 1299 | IND | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Jion, Ghosh | | | 1317 | IND | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Dakhsha, Rudra | | | 1405 | IND | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Oishik, Mondal | | | 1544 | IND | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Niladri, Banerjee | | | 1564 | IND | 0.00 | 1 | -0.47 | 40 | -18.80 | | | * 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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