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Individual Calculations January 2010 |
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| Koshta, Swaraj Total change: -40.65 | |   |
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| 35th National Sub-Junior (Under 15) Chess Championship 2009 | Andheri Sports Complex, Mumbai, India | IND | 2009-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1908 | 1728 | 0.00 | 3 | -0.80 | 15 | -12.00 | |
|  Eshwanth Dev, Kumar J | | | 1933 | IND | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Saurabh, Mandal | | | 1887 | IND | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Neelesh, Shankar | | | 1903 | IND | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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 |
| 1678 | 1728 | 1.50 | 6 | -1.91 | 15 | -28.65 | |
| | Ravindra, Teja Muttineni | | | 1620 | IND | 1.00 | 1 | 0.35 | 15 | 5.25 | |  Gagare, Shardul | f | | 2128 * | IND | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Siddarth, M | | | 1890 | IND | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Dange, Soham | | | 1612 | IND | 0.00 | 1 | -0.66 | 15 | -9.90 | | | Manan, Rai | | | 1454 | IND | 0.00 | 1 | -0.83 | 15 | -12.45 | | | Niranjan, R | | | 1362 | IND | 0.50 | 1 | -0.40 | 15 | -6.00 | | | * 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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