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Individual Calculations July 2013 |
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| Chiang, Sarah Total change: -17.40 | |   |
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| 22nd Annual Chicago Open - Master Section | Wheeling, Illinois | USA | 2013-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2098 | 3.00 | 8 | 0.08 | 15 | 1.20 | |
|  Mulyar, Michael A | m | | 2383 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Francisco, Richard Tyler | | | 2277 | USA | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Jayakumar, Adarsh | f | | 2336 | USA | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Ulrich, Thomas M | | | 2213 | USA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Wu, Christopher | | | 2199 | USA | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Song, Edward | | | 2093 | USA | 0.00 | 1 | -0.51 | 15 | -7.65 | | | Madison, Jeremy Michael | | | 1979 | USA | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Tang, Andrew | | | 2152 | USA | 1.00 | 1 | 0.58 | 15 | 8.70 | |
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) | | | | 2013 National Open - Open Section | Las Vegas, Nevada | USA | 2013-06-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2257 | 2101 | 1.00 | 4 | -0.31 | 15 | -4.65 | |
| | Harmon-Vellotti, Luke | f | | 2340 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Gurevich, Dmitry | g | | 2492 | USA | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Hatarik, Robert | | | 2133 | GER | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Qi, Eric | | | 2061 | USA | 1.00 | 1 | 0.44 | 15 | 6.60 | |
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) | | | | 2013 US Junior Closed Championship | St Louis, Missouri | USA | 2013-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2390 | 2101 | 0.50 | 9 | -0.93 | 15 | -13.95 | |
| | Shen, Victor C | m | | 2411 | USA | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Troff, Kayden W | m | | 2443 | USA | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Liou, Yian | f | | 2385 | USA | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Perez, Robert | | | 2359 | USA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Xiong, Jeffery | f | | 2370 | USA | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Harmon-Vellotti, Luke | f | | 2340 | USA | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Naroditsky, Daniel | m | | 2494 | USA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Shetty, Atulya | f | | 2320 | USA | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Sevian, Samuel | f | | 2390 | USA | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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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