Kalinin Sergey

From Saint Petersburg, Russia

EMA: 15990347

Player page

Internal rating (RR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

58 place (376.86).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (128.21 * 2.90 * 0.43 + 317.46 * 3.85 * 0.71 + 603.17 * 3.45 * 0.71 + 495.50 * 4.05 * 0.86 + 0) / (2.90 * 0.43 + 3.85 * 0.71 + 3.45 * 0.71 + 4.05 * 0.86 + 1) = 387.862655595395

p2 = (495.50 * 4.05 * 0.86 + 603.17 * 3.45 * 0.71 + 317.46 * 3.85 * 0.71 + 128.21 * 2.90 * 0.43) / max_coefficients = 365.865689825642

score = 387.862655595395 * 0.5 + 365.865689825642 * 0.5 = 376.86417271051846

Rating changes

Show

Date Place Points Reason
2021-02-01 92 -> 58 418.85 -> 376.86
2020-02-01 92 418.85

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 496 2019-12-15 57/112 86% 4.05 EMA VIII Russian Riichi Championship
2 603 2019-11-24 26/64 71% 3.45 EMA Saint Petersburg Open 2019
3 317 2019-11-04 44/64 71% 3.85 EMA Aki Shanten 2019
4 128 2019-06-02 35/40 43% 2.90 RR Summer Cup 2019
5 333 2018-12-23 27/40 0% 2.90 RR North Cup 2018
6 286 2018-12-16 46/64 0% 3.45 EMA White Dragon Tournament
7 99 2018-11-18 83/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
8 130 2018-09-23 21/24 0% 2.50 RR West cup 2018
9 944 2018-06-11 5/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
10 839 2018-03-04 6/32 0% 2.70 RR East Cup 2018
11 667 2017-10-01 14/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017