Kosolapov Nikita

From Kirov, Russia

EMA: 15990426

Player page

Internal rating (RR)

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

38 place (485.77).

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

p1 = (736.84 * 2.10 * 0.14 + 782.61 * 2.50 * 0.14 + 409.64 * 4.20 * 0.29 + 200 * 3.20 * 0.43 + 148.15 * 2.60 * 0.57 + 825.40 * 3.85 * 0.71 + 153.15 * 4.05 * 0.86 + 820.51 * 2.90 * 1) / (2.10 * 0.14 + 2.50 * 0.14 + 4.20 * 0.29 + 3.20 * 0.43 + 2.60 * 0.57 + 3.85 * 0.71 + 4.05 * 0.86 + 2.90 * 1) = 481.9146052798005

p2 = (820.51 * 2.90 * 1 + 825.40 * 3.85 * 0.71 + 153.15 * 4.05 * 0.86 + 409.64 * 4.20 * 0.29) / max_coefficients = 489.6188343419809

score = 481.9146052798005 * 0.5 + 489.6188343419809 * 0.5 = 485.7667198108907

Rating changes

Show

Date Place Points Reason
2021-02-01 68 -> 38 493.45 -> 485.77
2020-02-01 68 493.45

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 821 2020-03-08 8/40 100% 2.90 EMA Big open chiitoitsu in a small tenpai
2 153 2019-12-15 95/112 86% 4.05 EMA VIII Russian Riichi Championship
3 825 2019-11-04 12/64 71% 3.85 EMA Aki Shanten 2019
4 148 2019-09-08 24/28 57% 2.60 RR And yet the sinner collects tanyao
5 200 2019-07-21 29/36 43% 3.20 RR Moscow Open Riichi Marathon 2019
6 410 2019-05-04 50/84 29% 4.20 EMA Haru Shanten 2019
7 783 2019-03-09 6/24 14% 2.50 RR Toi-Toi-man Tournament
8 737 2019-02-10 6/20 14% 2.10 RR Fuyu Shanten 2019