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Individual Calculations July 2009 |
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| Zivanic, Marko Total change: 11.50 | |   |
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| Southwest Collegiate Championships | McAllen, Texas | USA | 2009-03-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2308 | 2464 | 3.00 | 4 | 0.21 | 10 | 2.10 | |
|  Guadalupe Ii, Francisco | | | 2204 | USA | 1.00 | 1 | 0.18 | 10 | 1.80 | |  Flores, Mauricio | m | | 2446 | CHI | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Bantic, Mihail | | | 2213 | SRB | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Fernandez, Daniel | m | | 2367 | USA | 0.50 | 1 | -0.13 | 10 | -1.30 | |
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) | | | | Final Four of College Chess | Richardson, Texas | USA | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2333 | 2459 | 2.00 | 2 | 0.67 | 10 | 6.70 | |
| | Ortiz, Nadya Karolina | | wm | 2248 | COL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | Kaplan, Sasha | m | | 2417 | ISR | 1.00 | 1 | 0.44 | 10 | 4.40 | |
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) | | | | 27th North American FIDE Open | Stillwater, Oklahoma | USA | 2009-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2238 | 2459 | 5.50 | 7 | 0.27 | 10 | 2.70 | |
| | Lin, Kenny | | | 2109 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Haring, Ruth | | wm | 2109 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Hughes, Devin L | | | 2109 | USA | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Movsisyan, Movses | f | | 2224 | USA | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Yermolinsky, Alex | g | | 2522 | USA | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Brooks, Michael A | m | | 2463 | USA | 0.00 | 1 | -0.49 | 10 | -4.90 | | | Steiner, Tim C | | | 2132 | USA | 1.00 | 1 | 0.13 | 10 | 1.30 | |
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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