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Individual Calculations May 2019 |
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| Velikov, Dimitar Total change: -23.20 | |   |
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| Bulgarian Individual Chess Championship Boys 12 | Asenovgrad | BUL | 2019-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1064 | 1157 | 1.00 | 2 | -0.26 | 40 | -10.40 | |
|  Popov, Velizar | | | 1017 | BUL | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Klaklov, Nikola | | | 1110 | BUL | 1.00 | 1 | 0.43 | 40 | 17.20 | |
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) | | | | Panagyuriste Open 2019 | Panagyuriste | BUL | 2019-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1514 | 1157 | 0.00 | 3 | -0.32 | 40 | -12.80 | |
| | Strelkov, Georgi | | | 1557 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Dimitrov, Martin | | | 1512 | BUL | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Kartalov, Kiril | | | 1474 | BUL | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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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