Bikbulatov Ruslan

From Chelyabinsk, Russia

Player page

Common russian riichi rating (CRR)

Rating date May 24, 2026 (latest changes May 23, 2026).

232 place (232.54).

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

p1 = (568.42 * 3.85 * 0.29 + 493.51 * 3.45 * 1 + 0 + 0 + 0) / (3.85 * 0.29 + 3.45 * 1 + 1 + 1 + 1) = 308.32410037424114

p2 = (493.51 * 3.45 * 1 + 568.42 * 3.85 * 0.29) / max_coefficients = 156.75622895622897

score = 308.32410037424114 * 0.5 + 156.75622895622897 * 0.5 = 232.54016466523507

Rating changes

Show

all results
Date Place Points Reason
2026-05-23 234 -> 232 232.54
2026-05-17 231 -> 234 232.54
2026-05-12 237 -> 231 232.54
2026-05-11 235 -> 237 232.54
2026-05-03 229 -> 235 232.02 -> 232.54
2026-05-01 220 -> 229 251.31 -> 232.02

SPB Riichi Open 2024: 43% -> 29%
2026-04-27 221 -> 220 251.31
2026-04-19 209 -> 221 251.31
2026-04-16 210 -> 209 251.31
2026-04-13 213 -> 210 251.31

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 494 2025-08-31 40/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg
2 568 2024-09-01 42/96 29% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
3 630 2023-11-05 11/28 0% 2.30 CRR Finding Dora Yekaterinburg
4 421 2023-08-27 12/20 0% 2.10 CRR 13 tiles until tempai Yekaterinburg
5 696 2019-06-16 8/24 0% 2.20 RR URAL Mahjong Battle Yekaterinburg
6 526 2019-03-17 10/20 0% 2.10 RR Spring hope Yekaterinburg
7 421 2018-03-18 12/20 0% 2.10 CRR Spring tournament (Ekaterinburg) Yekaterinburg
8 391 2017-07-30 15/24 0% 2.20 RR Summer EMA rules tournament 2017 Yekaterinburg
9 519 2017-06-11 14/28 0% 2.10 RR Tyumen Mahjong Tournament (TMT) 2017 Tyumen
10 613 2017-04-16 13/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017 Chelyabinsk
11 1000 2017-01-29 🥇 1/24 0% 2.20 RR The first tournament of 2017 Yekaterinburg
12 586 2016-03-13 42/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
13 895 2016-02-07 🥉 3/20 0% 1.70 RR "Tiles, doras, 2 renchans" Tyumen
14 783 2015-12-05 6/24 0% 1.80 RR 4 riichi mahjong tournament 2015 Yekaterinburg
15 632 2015-09-27 8/20 0% 1.70 RR Plitochka Tyumen
16 733 2015-08-29 5/16 0% 1.60 RR 3 riichi mahjong tournament 2015 Yekaterinburg
17 867 2015-05-16 🥉 3/16 0% 1.60 RR 2 autumn riichi mahjong tournament 2015 Yekaterinburg
18 778 2015-02-22 7/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015 Yekaterinburg