Rapid: Individual Calculations January 2020
 Abbaspoorrad, Nikoo  Total change: -10.20  Rating chartPersonal card
 Tehran Rabid Cup 5 Dey 1398 Tehran IRI 2019-12-09
RcRownchangeKK*chgGame
 1788 1687 2.00 7 -0.67 20 -13.40 
  Baradaran, Sajjad 2038 IRI0.001-0.1120-2.20 
  Modarresi, Muhyiddin 1912 IRI1.0010.782015.60 
  Eskandary, Mahmood 2075 IRI0.001-0.0920-1.80 
  Fakhrbakhsh, Vandad 1668 IRI0.001-0.5320-10.60 
  Rezanezhad, Mojtaba 1722 IRI0.001-0.4520-9.00 
  Zandi, Hamid 1319 IRI1.0010.10202.00 
  Shahsavari, Sorena 1785 IRI0.001-0.3720-7.40 

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)
 
 Tehran Rapid Cup 21 Azar 1398 Tehran IRI 2019-12-10
RcRownchangeKK*chgGame
 1647 1687 4.00 7 0.16 20 3.20 
  Mehrgan, Mehrsam 1287  * IRI1.0010.08201.60 
  Ghafourian, Amir Ali 2087  * IRI0.001-0.0820-1.60 
  Salarkia, Davood 1365 IRI1.0010.13202.60 
  Abedini, Farnood 1441 IRI1.0010.19203.80 
  Rezaee, Mahdi 1876 IRI0.001-0.2520-5.00 
  Farokhfar, S Ahmad 1485 IRI1.0010.24204.80 
  Sadeghi Givi, Reza 1989 IRI0.001-0.1520-3.00 
 * 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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