Individual Calculations October 2018
 Rostami, Mohsen  Total change: 42.80  Rating chartPersonal card
 3rd Paytakht International Cup 2018 -Group B Tehran IRI 2018-09-02
RcRownchangeKK*chgGame
 1739 1768 4.50 8 0.33 40 13.20 
  Hamzeh Javaran, Koosar 1381 IRI1.0010.09403.60 
  Zoroofi, Saghar 1368  * IRI1.0010.08403.20 
  Namdarigharghani, Parsa 1942 IRI0.5010.23409.20 
  Esmaeilnejad, Mohammad Amin 2011 IRI0.5010.304012.00 
  Behzad Nazif, Parva 1976 IRI0.001-0.2340-9.20 
  Mohammadi, Mohamad Amin 1614 IRI0.501-0.2140-8.40 
  Mahmoudi, Mani 1547 IRI1.0010.22408.80 
  Jahedi, Mani 2070 IRI0.001-0.1540-6.00 
 * 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)
 
 3rd Iranian Amateur Under 2000 Chess Championship 1397 Zanjan IRI 2018-09-10
RcRownchangeKK*chgGame
 1789 1768 4.50 8 0.74 40 29.60 
  Memarzadeh, Hossein 1901 IRI0.001-0.3240-12.80 
  Hooshdarmahjoob, Navid 1986 IRI0.001-0.2240-8.80 
  Ebrahimi Herab, Hamidreza 1717 IRI0.001-0.5740-22.80 
  Khalilollahi, Shahrooz 1722 IRI0.501-0.0640-2.40 
  Moshirabadi, Hadi 1520 IRI1.0010.19407.60 
  Rostami, Ali 1730 IRI1.0010.454018.00 
  Jamalzadeh, Morteza 1916 IRI1.0010.704028.00 
  Amirpour, Saman 1820 IRI1.0010.574022.80 

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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