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Blitz:
Individual Calculations May 2021 |
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| Chetverikov, Georgy Total change: 28.20 | |   |
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| Petrograd District Blitz 2021-7, I.Blechzin Memorial | St. Petersburg | RUS | 2021-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1793 | 1898 | 5.50 | 9 | 0.09 | 20 | 1.80 | |
|  Iliasov, Iaroslav | | | 1456 | RUS | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Sorin, Ilya | | | 1664 | RUS | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Virshich, Vasiliy | | | 1899 | RUS | 0.00 | 1 | -0.50 | 20 | -10.00 | | | Tskhadadze, Anna | | | 1952 | RUS | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Sotsky, Alexander | m | | 2140 | RUS | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Archelkov, Arseniy | | | 1883 | KAZ | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Buynitskiy, Daniil | | | 2109 | RUS | 1.00 | 1 | 0.77 | 20 | 15.40 | | | Ivanov, Aleksei Al | | | 1459 | RUS | 0.00 | 1 | -0.94 | 20 | -18.80 | | | Korolev, Artem | | | 1579 | RUS | 0.50 | 1 | -0.37 | 20 | -7.40 | |
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) | | | | Petrograd District Blitz 2021-8 | St. Petersburg | RUS | 2021-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1898 | 7.50 | 11 | 1.32 | 20 | 26.40 | |
| | Protasov, Kirill | | | 1829 | RUS | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Igudin, Denis | | | 1791 | RUS | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Tagirov, Artem | | | 1765 | RUS | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Lotarev, Aleksey | | | 1686 | RUS | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Yakovlev, Anton | | | 1466 | RUS | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Sotsky, Alexander | m | | 2140 | RUS | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Russkikh, Nikita | | | 2155 | RUS | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Shirshov, Nikolay | | | 2104 | RUS | 1.00 | 1 | 0.76 | 20 | 15.20 | | | Safronova, Aleksandra | | | 1972 | RUS | 1.00 | 1 | 0.60 | 20 | 12.00 | | | Kozlov, Alexei | | | 1871 | RUS | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Barinov, Grigory | | | 1216 | RUS | 1.00 | 1 | 0.01 | 20 | 0.20 | |
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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