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Individual Calculations September 2021 |
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| Marchidan, Costica Total change: -58.20 | |   |
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| Arad Open 2021 - U 2000 | Arad | ROU | 2021-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1700 | 4.50 | 9 | -2.46 | 20 | -49.20 | |
|  Balaban, Dan-Petru | | | 1300 * | ROU | 0.50 | 1 | -0.42 | 20 | -8.40 | |  Ruzsa, Raul-Mihai | | | 1300 * | ROU | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Ivascu, Andreea-Catalina | | | 1300 * | ROU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Antal, Andrei | | | 1620 | ROU | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Bran, Horatiu | | | 1593 | ROU | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Iuga, Ioan-Alexandru | | | 1611 | ROU | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Portariuc, Gheorghe | | | 1368 | ROU | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Kumar, Ambar-David | | | 1450 | ROU | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Homone, Daniel-Ifrim | | | 1602 | ROU | 0.50 | 1 | -0.13 | 20 | -2.60 | | | * 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) | | | | Brasov International Chess Festival - 5th ed.- B | Poiana Brasov | ROU | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1645 | 5.00 | 7 | -0.45 | 20 | -9.00 | |
| | Manolachi, Tudor-Gabriel | | | 1245 * | ROU | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Radu, Luca-Ioan | | | 1474 | ROU | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Ivancescu, Bogdan-Andrei | | | 1426 | ROU | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Vitan, Adrian | | | 1282 | ROU | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Rangu, Daniel | | | 1488 | ROU | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Dima, Ioan-Radu | | | 1592 | ROU | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Moroita, Vlad | | | 1366 | ROU | 1.00 | 1 | 0.16 | 20 | 3.20 | | | * 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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