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Individual Calculations September 2017 |
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| Alka, Das Total change: 26.60 | |   |
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| 55th National Challengers Chess Championship 2017 | Ahmedabad | IND | 2017-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1870 | 5.50 | 12 | 1.33 | 20 | 26.60 | |
|  Joshi, Govind Ballabh | | | 2146 | IND | 1.00 | 1 | 0.83 | 20 | 16.60 | |  Sammed Jaykumar, Shete | | | 2270 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Mehta, Naitik R | | | 2107 | IND | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Raja, Rithvik R | c | | 2185 | IND | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Surendran, N | | | 2124 | IND | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Appanna, Pilla | | | 1621 | IND | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Manush, Shah | | | 2060 | IND | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Verma, Ashu | | | 1667 | IND | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Krishnater, Kushager | | | 2137 | IND | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Vipul, Subhashi | | | 2081 | IND | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Parth, Arora | | | 1493 | IND | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Neelash, Saha | | | 2062 | IND | 0.00 | 1 | -0.25 | 20 | -5.00 | | | * 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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