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Individual Calculations July 2012 |
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| Rosen, Eric S Total change: -24.60 | |   |
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| 21st Annual Chicago Open - Open Section | Wheeling, Illinois | USA | 2012-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2179 | 2353 | 3.00 | 8 | -2.73 | 15 | -40.95 | |
|  Viswanadha, Kesav | | | 2031 | USA | 1.00 | 1 | 0.13 | 15 | 1.95 | |  Mikhalevski, Victor | g | | 2519 | ISR | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Cao, Kevin Y | | | 2151 | USA | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Lee, Kai Jie Edward | | | 2102 | SIN | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Ni, Viktorija | | wm | 2228 | USA | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Greeff, Melissa | | wg | 2084 | RSA | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Iwu, Okechukwu A | | | 2161 | USA | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Greanias, Steven D | | | 2155 | USA | 0.00 | 1 | -0.76 | 15 | -11.40 | |
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) | | | | 5th New York International - Open Section | New York, New York | USA | 2012-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2366 | 2353 | 5.50 | 9 | 1.09 | 15 | 16.35 | |
| | Chiang, Michael | | | 2152 | USA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Ivanisevic, Ivan | g | | 2655 | SRB | 1.00 | 1 | 0.85 | 15 | 12.75 | | | Yang, Darwin | m | | 2476 | USA | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Qin, Ziyi | | | 2179 | CAN | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Gelashvili, Tamaz | g | | 2600 | GEO | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Wu, Christopher | | | 2204 | USA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Jayakumar, Adarsh | | | 2267 | USA | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Ippolito, Dean | m | | 2432 | USA | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Jiang, Louie | f | | 2327 | CAN | 0.50 | 1 | -0.04 | 15 | -0.60 | |
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) | | |
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