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Individual Calculations November 2021 |
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| Petrovic, Tatjana Total change: -6.80 | |   |
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| Backa liga NS 2021 Rounds 5-9 | Vise mesta | SRB | 2021-09-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1942 | 1694 | 0.50 | 4 | -0.34 | 20 | -6.80 | |
|  Sajic, Velibor | | | 2006 | SRB | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Alavanja, Stefan | | | 2029 | SRB | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Leskovac, Nikola | | | 1755 | SRB | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Tomasic, Nenad | | | 1978 | SRB | 0.00 | 1 | -0.16 | 20 | -3.20 | |
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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