Lantsov Andrey

From Saint Petersburg, Russia

EMA: 15990285

Player page

Internal rating (RR)

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

238 place (28.91).

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

p1 = (225.81 * 2.70 * 0.14 + 84.51 * 3.55 * 0.43 + 0 + 0 + 0) / (2.70 * 0.14 + 3.55 * 0.43 + 1 + 1 + 1) = 43.954386880114775

p2 = (84.51 * 3.55 * 0.43 + 225.81 * 2.70 * 0.14) / max_coefficients = 13.87138263665595

score = 43.954386880114775 * 0.5 + 13.87138263665595 * 0.5 = 28.912884758385363

Rating changes

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all results
Date Place Points Reason
2020-02-01 238 28.91

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 85 2018-06-11 66/72 43% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
2 226 2018-03-04 25/32 14% 2.70 RR East Cup 2018 Saint Petersburg
3 361 2017-12-11 54/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
4 974 2017-10-01 2/40 0% 1.80 RR Saint Petersburg championship. Northern cup 2017 Saint Petersburg
5 564 2017-06-03 18/40 0% 1.80 RR Saint Petersburg championship. West cup 2017 Saint Petersburg
6 907 2017-03-18 5/44 0% 1.90 RR Saint Petersburg championship. South cup 2017 Saint Petersburg
7 704 2016-12-04 22/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
8 839 2016-10-16 6/32 0% 1.60 RR Tournament of 4 winds. West cup 2016 Saint Petersburg
9 230 2016-09-11 68/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
10 478 2016-07-03 13/24 0% 1.40 RR Tournament of 4 winds. South cup 2016 Saint Petersburg
11 548 2016-03-27 15/32 0% 1.60 RR Tournament of 4 winds. East cup 2016 Saint Petersburg
12 600 2015-12-06 7/16 0% 2.00 RR Two-day tournament of Saint Petersburg riichi mahjong league Saint Petersburg
13 842 2015-11-15 4/20 0% 1.30 RR Tournament of Saint Petersburg riichi mahjong league Saint Petersburg