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Individual Calculations March 2020 |
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| Saito, Hiromasa Total change: 14.60 | |   |
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| 9th C League Round 1-2 | Chiba | JPN | 2019-11-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1757 | 0.50 | 1 | 0.13 | 20 | 2.60 | |
|  Ishii, Ichiro | | | 1853 | JPN | 0.50 | 1 | 0.13 | 20 | 2.60 | |
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) | | | | 9th C League Rounds 3-4 | Chiba | JPN | 2019-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1800 | 1.00 | 2 | 0.03 | 20 | 0.60 | |
|  Nagataki, Kota | | | 1750 | JPN | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Maeshima, Hiroaki | | | 1875 | JPN | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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) | | | | 9th C League Rounds 5-6 | Chiba | JPN | 2020-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1743 | 1796 | 1.50 | 2 | 0.35 | 20 | 7.00 | |
| | Ogasa, Seiichi | | | 1725 | JPN | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Ushiyama, Sotaro | | | 1760 | JPN | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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) | | | | Tachikawa Chess Open | Tokyo | JPN | 2020-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1756 | 1803 | 3.00 | 5 | 0.22 | 20 | 4.40 | |
| | Sato, Tadao | | | 1403 * | JPN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Endrina, Julius | | | 1673 | PHI | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Kojima, Natsumi | | wc | 1734 | JPN | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Averbukh, Alex | c | | 2126 | JPN | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Mitsui, Ryoya | | | 1842 | JPN | 0.50 | 1 | 0.05 | 20 | 1.00 | | | * 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) | | |
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