Kosolapov Nikita

From Kirov, Russia

EMA: 15990426

Player page

Internal rating (RR)

Rating date May 16, 2026 (latest changes May 14, 2026).

159 place (262.12).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.45 * 1 + 3.40 * 1) = 14.85

p1 = (37.97 * 3.65 * 0.29 + 641.79 * 4.10 * 1 + 162.79 * 3 * 1 + 0 + 0) / (3.65 * 0.29 + 4.10 * 1 + 3 * 1 + 1 + 1) = 311.48286889080487

p2 = (641.79 * 4.10 * 1 + 162.79 * 3 * 1 + 37.97 * 3.65 * 0.29) / max_coefficients = 212.74814814814815

score = 311.48286889080487 * 0.5 + 212.74814814814815 * 0.5 = 262.1155085194765

Rating changes

Show

all results
Date Place Points Reason
2026-05-12 143 -> 159 301.38 -> 262.12

X Russian Championship: 14% -> 0%
2026-05-03 140 -> 143 300.58 -> 301.38
2026-05-02 142 -> 140 300.58
2026-05-01 143 -> 142 300.58
2026-04-27 144 -> 143 300.58
2026-04-26 145 -> 144 300.58
2026-04-19 142 -> 145 300.58
2026-04-16 143 -> 142 300.58
2026-04-13 142 -> 143 300.58
2026-04-11 141 -> 142 300.58

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 163 2025-08-03 37/44 100% 3.00 RR Two roosters and Chuckles Kirov
2 642 2025-06-15 25/68 100% 4.10 RR 13 bloody tiles Perm
3 38 2024-08-04 77/80 29% 3.65 RR Riichi over Volga Samara
4 607 2024-05-12 43/108 0% 4.60 RR X Russian Championship Perm
5 483 2023-06-11 46/88 0% 3.75 RR Money can not buy tenpai Perm
6 836 2021-11-06 10/56 0% 3.30 RR Kirov Tournament Kirov
7 821 2020-03-08 8/40 0% 2.90 EMA Big open chiitoitsu in a small tenpai Kirov
8 153 2019-12-15 95/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
9 825 2019-11-04 12/64 0% 3.85 EMA Aki Shanten 2019 Perm
10 148 2019-09-08 24/28 0% 2.60 RR And yet the sinner collects tanyao Kirov
11 200 2019-07-21 29/36 0% 3.20 RR Moscow Open Riichi Marathon 2019 Moscow
12 410 2019-05-04 50/84 0% 4.20 EMA Haru Shanten 2019 Perm
13 783 2019-03-09 6/24 0% 2.50 RR Toi-Toi-man Tournament Kirov
14 737 2019-02-10 6/20 0% 2.10 RR Fuyu Shanten 2019 Perm