Saperkin Leonid

From Saint Petersburg, Russia

EMA: 15990118

Player page

Internal rating (RR)

Rating date Feb. 1, 2020 (latest changes Feb. 1, 2020).

211 place (140.58).

max_coefficients = (4.20 * 1 + 4.05 * 1 + 3.85 * 1 + 3.45 * 1) = 15.55

p1 = (774.19 * 2.70 * 0.14 + 492.96 * 3.55 * 0.43 + 0 + 0 + 0) / (2.70 * 0.14 + 3.55 * 0.43 + 1 + 1 + 1) = 213.7116494408399

p2 = (492.96 * 3.55 * 0.43 + 774.19 * 2.70 * 0.14) / max_coefficients = 67.4443729903537

score = 213.7116494408399 * 0.5 + 67.4443729903537 * 0.5 = 140.5780112155968

Rating changes

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all results
Date Place Points Reason
2020-02-01 211 140.58

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 493 2018-06-11 37/72 43% 3.55 EMA RCR Saint Petersburg South Cup 2018
2 774 2018-03-04 8/32 14% 2.70 RR East Cup 2018
3 564 2017-10-01 18/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017
4 179 2017-06-03 33/40 0% 1.80 RR Saint Petersburg championship. West cup 2017
5 778 2013-02-17 7/28 0% 2.30 EMA Saint Petersburg Riichi tournament