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Individual Calculations January 2010 |
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| Aditya, Chakraborty Total change: -23.10 | |   |
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| 21st The Telegraph SCHOOLS' CHESS CHAMPIONSHIP 2009 | Gorky Sadan, Kolkata, India | IND | 2009-12-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 1918 | 4.00 | 6 | -0.11 | 15 | -1.65 | |
|  Rishav, Mitra | | | 1658 | IND | 0.00 | 1 | -0.82 | 15 | -12.30 | | | Subham, Nath | | | 1635 | IND | 1.00 | 1 | 0.16 | 15 | 2.40 | |  Soumyodeep, Chaudhuri | | | 1662 | IND | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Singh, Ankit K | | | 1787 | IND | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Satyajit, Kundu | | | 2185 | IND | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Saikat, Dutta | | | 1702 | IND | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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) | | | | 23rd National Under-13 Open Chess Championship | New Delhi, India | IND | 2009-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1757 | 1918 | 5.50 | 10 | -1.43 | 15 | -21.45 | |
| | Manan, Rai | | | 1518 * | IND | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Rittick, Purakait | | | 1540 | IND | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Jayant, Chauhan | | | 1673 | IND | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Nigam, Aushik | | | 1765 | IND | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Ashutosh, Mohapatra | | | 1822 | IND | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Debankan, Dhara | | | 1798 | IND | 0.50 | 1 | -0.16 | 15 | -2.40 | | | Harshit, Sharma | | | 1765 | IND | 1.00 | 1 | 0.30 | 15 | 4.50 | | | , G, Akash | | | 2148 | IND | 0.00 | 1 | -0.21 | 15 | -3.15 | | | S Bhat, Vaibhav | | | 1819 | IND | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Shubham, Bhaskar | | | 1719 | IND | 0.00 | 1 | -0.76 | 15 | -11.40 | | | * 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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