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Individual Calculations January 2010 |
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| Goyal, Arunima Total change: 32.10 | |   |
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| World Youth Chess Championship-u12g | Antalya | TUR | 2009-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1866 | 1550 | 1.50 | 5 | 0.78 | 25 | 19.50 | |
|  Goryachkina, Aleksandra | | wf | 1950 * | RUS | 0.50 | 1 | 0.42 | 25 | 10.50 | |  Sagadijeva, Anna | | | 1950 * | EST | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Ghukasyan, Siranush | | | 1821 | ARM | 0.00 | 1 | -0.17 | 25 | -4.25 | | | Rodionova, Daria | | | 1888 | RUS | 0.50 | 1 | 0.38 | 25 | 9.50 | | | Valencia Hernandez, Rubi | | | 1723 | MEX | 0.50 | 1 | 0.23 | 25 | 5.75 | | | * 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) | | | NOTE: K factor changed | | 23rd National Under-13 (Girls) Chess Championship-2009 | New Delhi, India | IND | 2009-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1550 | 3.50 | 8 | 0.84 | 15 | 12.60 | |
| | Sohini, Ganguly | | | 1738 | IND | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Parnali, S Dharia | | | 1729 | IND | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Nivedhitha, M | | | 1696 | IND | 0.50 | 1 | 0.20 | 15 | 3.00 | | | Ashwini, U | | | 1691 | IND | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Sradhanjali, Jena | | | 1691 | IND | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Srinidhi, Sridharan | | | 1374 | IND | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Swetha, S | | | 1659 | IND | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Michelle Catherina, P | | | 1866 | IND | 0.00 | 1 | -0.13 | 15 | -1.95 | |
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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