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Individual Calculations August 2015 |
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| Perez-Billinghurst, Ricardo Total change: -40.60 | |   |
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| MCC July 2015 Slow Mondays | New York, New York | USA | 2015-06-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1995 | 2160 | 1.00 | 3 | -1.13 | 20 | -22.60 | |
|  Smith, Roger Chris | | | 1929 | USA | 0.50 | 1 | -0.29 | 20 | -5.80 | |  Hrop, Stephen | | | 1954 | USA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Gaspard, Fritz P | | | 2103 | USA | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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) | | | | 43rd Annual World Open | Arlington, Virginia | USA | 2015-07-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2222 | 2164 | 3.00 | 9 | -0.90 | 20 | -18.00 | |
| | Krush, Irina | g | wg | 2477 | USA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Preotu, Razvan | m | | 2452 | CAN | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Nydick, Brandon | | | 2019 | USA | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Delmonico, Nils | | | 1912 | SUI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Pourkashiyan, Atousa | | wg | 2370 | IRI | 0.50 | 1 | 0.26 | 20 | 5.20 | | | Hua, David A | | | 2301 | USA | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Young, Angelo | m | | 2320 | PHI | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Stancil, Kimani A | | | 2026 | USA | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Tanenbaum, Zachary C | | | 2118 | USA | 0.00 | 1 | -0.56 | 20 | -11.20 | |
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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