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Individual Calculations February 2013 |
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| Kaufman, Ray Total change: -22.35 | |   |
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| 22nd Annual North American Open - Open Section | Las Vegas, Nevada | USA | 2012-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2262 | 2345 | 2.00 | 5 | -1.05 | 15 | -15.75 | |
|  Byambaa, Uyanga | | wf | 2113 | MGL | 1.00 | 1 | 0.21 | 15 | 3.15 | |  Kolev, Atanas Ivan | g | | 2585 | BUL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Kunche, Nikhilesh | f | | 2218 | IND | 0.00 | 1 | -0.67 | 15 | -10.05 | | | Hu, Bryan | | | 2154 | USA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Schwartz, Ylon | f | | 2239 | USA | 0.00 | 1 | -0.64 | 15 | -9.60 | |
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) | | | | 4th Annual Golden State Open | Concord, California | USA | 2013-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2245 | 2345 | 4.50 | 8 | -0.44 | 15 | -6.60 | |
| | Zaloznyy, Mike Y | | | 2003 | USA | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Kaidanov, Gregory | g | | 2598 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Applebaum, Andy F | | | 2117 | USA | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Heiserman, Jimmy P | | | 2145 | USA | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Kretchetov, Alexander | f | | 2295 | RUS | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Perelshteyn, Eugene | g | | 2531 | USA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Vasudeva, Tanuj | f | | 1999 | USA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Xiong, Jeffery | f | | 2269 | USA | 0.00 | 1 | -0.60 | 15 | -9.00 | |
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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