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Individual Calculations July 2017 |
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| Colas, Joshua Total change: -3.20 | |   |
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| 26th Annual Chicago Open | Wheeling, Illinois | USA | 2017-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2230 | 2352 | 4.50 | 8 | -0.69 | 20 | -13.80 | |
|  Fricano, Paul Royal | | | 2065 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Hernandez Carmenate, Holden | g | | 2510 | USA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Whaley, Davis M | | | 2185 | USA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Kelly, Joey M | | | 2039 | USA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Georgiev, Vladimir | g | | 2511 | MKD | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Shen, Christopher Y | c | | 2206 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Titus, Andrew | | | 2129 | USA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Lapan, Dan | | | 2194 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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) | | | | 10th New York International - Championship | New York, New York | USA | 2017-06-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2375 | 2369 | 4.50 | 8 | 0.53 | 20 | 10.60 | |
| | Zeltsan, Joseph | | | 2257 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Zherebukh, Yaroslav | g | | 2642 | USA | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Salimbagat, Rico | f | | 2282 | USA | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Gorovets, Andrey | m | | 2524 | BLR | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Jacobson, Brandon | c | | 2210 | USA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Taghizadeh, Rayan | f | | 2351 | USA | 0.50 | 1 | -0.03 | 20 | -0.60 | | | Juac, Majur | | | 2082 | USA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Bachmann, Axel | g | | 2653 | PAR | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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