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Individual Calculations June 2018 |
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| Boris, Peter Theodore Total change: -38.40 | |   |
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| 25th Space Coast Open | Cocoa Beach, Florida | USA | 2018-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1891 | 1.00 | 3 | -0.11 | 40 | -4.40 | |
|  Miellier, Yan | | | 2050 | UKR | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Pinal Borges, Nelson | m | | 2291 * | DOM | 0.00 | 1 | -0.08 | 40 | -3.20 | | | McConnell, Sullivan | | | 1709 | USA | 1.00 | 1 | 0.26 | 40 | 10.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 64th Annual Maryland Open | Rockville, Maryland | USA | 2018-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 1891 | 0.50 | 4 | -0.82 | 40 | -32.80 | |
| | Hua, Eugene | f | | 2291 * | CAN | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Indusekar, Akshay | | | 2121 | USA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Tahmassebi, Bijan | | | 1908 | USA | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Prem, Pranav | | | 1853 | USA | 0.50 | 1 | -0.05 | 40 | -2.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | East Coast Open | West Conshohocken, Pennsylvania | USA | 2018-05-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1891 | 2.00 | 5 | -0.03 | 40 | -1.20 | |
| | Smith, Bryan | g | | 2291 * | USA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Wang, Shawn | | | 1821 | USA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Der Manuelian, Haik | | | 2264 | USA | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Iyer, Tanishq | | | 1798 | USA | 0.50 | 1 | -0.13 | 40 | -5.20 | | | Chin, Jonathan | | | 1807 | USA | 0.50 | 1 | -0.12 | 40 | -4.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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