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Individual Calculations July 2013 |
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| Perez-Billinghurst, Ricardo Total change: 40.50 | |   |
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| 3rd Annual New Yorker Open | New York, New York | USA | 2013-05-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2194 | 2145 | 3.00 | 4 | 1.26 | 15 | 18.90 | |
|  Kumar, Aravind | f | | 2021 | USA | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Barrett, Steve | | | 2239 | ENG | 1.00 | 1 | 0.63 | 15 | 9.45 | |  Getz, Alec | f | | 2343 | USA | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Prilleltensky, Matan | | | 2173 | USA | 1.00 | 1 | 0.54 | 15 | 8.10 | |
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) | | | | 6th New York International - Championship Section | New York, New York | USA | 2013-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2337 | 2145 | 3.00 | 6 | 1.44 | 15 | 21.60 | |
| | Jayakumar, Adarsh | f | | 2340 | USA | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Shen, Arthur | f | | 2270 | USA | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Norowitz, Yaacov | m | | 2462 | USA | 0.50 | 1 | 0.37 | 15 | 5.55 | | | Ostrovskiy, Aleksandr | f | | 2397 | USA | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Allicock, Rawle A | f | | 2324 | ENG | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Greenberg, Roy | | | 2226 | USA | 1.00 | 1 | 0.61 | 15 | 9.15 | |
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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