Kosolapov Nikita

From Kirov, Russia

EMA: 15990426

Player page

Internal rating (RR)

Rating date Aug. 5, 2026 (latest changes Aug. 4, 2026).

185 place (233.00).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (641.79 * 4.10 * 0.86 + 162.79 * 3 * 0.86 + 0 + 0 + 0) / (4.10 * 0.86 + 3 * 0.86 + 1 + 1 + 1) = 294.30702632022115

p2 = (641.79 * 4.10 * 0.86 + 162.79 * 3 * 0.86) / max_coefficients = 171.6887835003092

score = 294.30702632022115 * 0.5 + 171.6887835003092 * 0.5 = 232.99790491026516

Rating changes

Show

all results
Date Place Points Reason
2026-08-04 183 -> 185 242.96 -> 233.00

Riichi over Volga: 14% -> 0%
2026-08-03 183 241.64 -> 242.96

Two roosters and Chuckles: 100% -> 86%
2026-08-02 184 -> 183 241.64
2026-07-25 182 -> 184 241.64
2026-07-18 180 -> 182 241.64
2026-07-12 178 -> 180 241.64
2026-07-02 179 -> 178 241.64
2026-07-01 180 -> 179 241.64
2026-06-16 184 -> 180 241.64
2026-06-15 174 -> 184 260.29 -> 241.64

13 bloody tiles: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 163 2025-08-03 37/44 86% 3.00 RR Two roosters and Chuckles Kirov
2 642 2025-06-15 25/68 86% 4.10 RR 13 bloody tiles Perm
3 38 2024-08-04 77/80 0% 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