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Individual Calculations September 2017 |
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| Heinrich, Jan Total change: -12.80 | |   |
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| Irish Championships 2017 Major | Ennis | IRL | 2017-07-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1792 | 2001 | 3.00 | 4 | -0.01 | 20 | -0.20 | |
|  Gupta, Utkarsh | | | 1637 | IRL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Twomey, Pat | | | 1813 | IRL | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Hackett, Len | | | 1787 | IRL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Khaydarov, Ravshan | | | 1932 | UZB | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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) | | | | Irish Championships 2017 Open | Ennis | IRL | 2017-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1658 | 2001 | 2.00 | 3 | -0.63 | 20 | -12.60 | |
| | Scott, Shay | | | 1601 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mirza, Gabriel | | | 1746 | IRL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Carroll, Peter | | | 1627 | IRL | 0.50 | 1 | -0.40 | 20 | -8.00 | | | * 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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