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Individual Calculations September 2015 |
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| Balakrishnan, Praveen Total change: 38.80 | |   |
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| 2015 North American U20 Open Championships | Kitchener | CAN | 2015-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2257 | 2226 | 6.00 | 9 | 1.95 | 40 | 78.00 | |
|  Xu, Jeffrey | c | | 1847 | CAN | 1.00 | 1 | 0.09 | 40 | 3.60 | | | Preotu, Razvan | m | | 2452 | CAN | 1.00 | 1 | 0.79 | 40 | 31.60 | |  Cao, Jason | f | | 2332 | CAN | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Sohal, Tanraj | | | 2263 | CAN | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Liang, Awonder | f | | 2408 | USA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Shen, Arthur | f | | 2339 | USA | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Zhu, Hong Rui | c | | 2192 | CAN | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Song, Edward | f | | 2290 | USA | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Li, Ben | | | 2188 | USA | 1.00 | 1 | 0.45 | 40 | 18.00 | |
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 | | 4th Annual Washington International - Section A | Rockville, Maryland | USA | 2015-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2268 | 2309 | 2.50 | 8 | -1.96 | 20 | -39.20 | |
| | Roiz, Michael | g | | 2595 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Eswaran, Ashritha | | | 2155 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Mandizha, Farai | m | | 2344 | ZIM | 0.50 | 1 | 0.05 | 20 | 1.00 | | | Gauri, Shankar | f | | 2365 | IND | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Zhu, Hong Rui | c | | 2190 | CAN | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Kumar, Aravind | f | | 2180 | USA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Zheng, Andrew | | | 2121 | USA | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Jacobson, Brandon | c | | 2197 | USA | 0.00 | 1 | -0.65 | 20 | -13.00 | |
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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