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Individual Calculations July 2009 |
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| Arul, Senthil B Total change: -13.75 | |   |
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| 11 Jawahar Vidyalaya TN Under - 25 Boys Chess Championship | Chennai , TN | IND | 2009-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1805 | 1.00 | 4 | -0.56 | 25 | -14.00 | |
|  Lokesh, P | | | 2103 | IND | 0.00 | 1 | -0.15 | 25 | -3.75 | |  , Ganesh.p | | | 1929 | IND | 0.00 | 1 | -0.33 | 25 | -8.25 | | | , Vimalraj.m | | | 1505 | IND | 1.00 | 1 | 0.15 | 25 | 3.75 | | | Hari, Hara Sudan.m | | | 2019 | IND | 0.00 | 1 | -0.23 | 25 | -5.75 | |
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) | | | | 1st Manali International FIDE Rating Chess Championship | Swathi Mahal, Manali, Chennai, Tamilnadu, India | IND | 2009-06-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1805 | 3.50 | 6 | 0.01 | 25 | 0.25 | |
| | Abinaya, Sen S | | | 1604 | IND | 1.00 | 1 | 0.24 | 25 | 6.00 | | | Priya, Vss | | | 1564 | IND | 0.50 | 1 | -0.30 | 25 | -7.50 | | | Mohuna, Kumar A K | | | 1624 | IND | 1.00 | 1 | 0.26 | 25 | 6.50 | | | Gopalakrishnan, K | | | 2067 | IND | 0.00 | 1 | -0.18 | 25 | -4.50 | | | Sushmitha, G | | | 1517 | IND | 1.00 | 1 | 0.16 | 25 | 4.00 | | | Sekar, B | | | 2078 | IND | 0.00 | 1 | -0.17 | 25 | -4.25 | |
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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