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Individual Calculations June 2015 |
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| Vibbert, Sean Total change: 48.20 | |   |
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| Manchester May 2015 IM Norm | Manchester, New Hampshire | USA | 2015-05-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2302 | 2312 | 4.50 | 9 | -0.10 | 20 | -2.00 | |
|  Movsisyan, Movses | f | | 2233 | USA | 0.50 | 1 | -0.11 | 20 | -2.20 | |  Yuan, Yuanling | | wm | 2270 | CAN | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Hebert, Jean | m | | 2381 | CAN | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Shmeliov, Denis | m | | 2411 | UKR | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Vigorito, David | m | | 2422 | USA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Brattain, Mika A | | | 2344 | USA | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Akylbekov, Nasyr | | | 2228 | KGZ | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Checa, Nicolas D | | | 2346 | USA | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Gorti, Akshita | | wf | 2081 | USA | 0.50 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | 24th Annual Chicago Open | Wheeling, Illinois | USA | 2015-05-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2450 | 2312 | 5.50 | 9 | 2.51 | 20 | 50.20 | |
| | Bruzon Batista, Lazaro | g | | 2684 | CUB | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Hilby, Craig | | | 2224 | USA | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Ni, Viktorija | | wm | 2223 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Mulyar, Michael A. | m | | 2402 | USA | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Fishbein, Alexander | g | | 2499 | USA | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Mitkov, Nikola | g | | 2481 | MKD | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Gorovets, Andrey | m | | 2513 | BLR | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Zapata, Alonso | g | | 2466 | COL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Troff, Kayden W | g | | 2556 | USA | 0.50 | 1 | 0.30 | 20 | 6.00 | |
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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