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Individual Calculations September 2016 |
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| Karelina, Polina Total change: 12.40 | |   |
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| 2016 SPF Girls Invitational | Saint Louis, MO | USA | 2016-07-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1610 | 1638 | 2.50 | 5 | -0.09 | 40 | -3.60 | |
|  Li, Marissa | | | 1802 | USA | 0.00 | 1 | -0.28 | 40 | -11.20 | |  Tian, Shi Yuan | | | 1238 * | CAN | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Shi, Ling Yun | | | 1893 | CAN | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Ziljaeva, Veronika | | | 1686 | LAT | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Ehsani, Yassamin L | | | 1429 | USA | 0.50 | 1 | -0.27 | 40 | -10.80 | | | * 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) | | | | Bahamas Junior Chess Championship 2016 | Nassau | BAH | 2016-08-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1614 | 1638 | 2.00 | 3 | 0.40 | 40 | 16.00 | |
| | Johnson, Daijah | | wc | 1549 | BAH | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Hanna Jr, Philip | | | 1684 | BAH | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Stuart, Luke | | | 1610 | BAH | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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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