Bikbulatov Ruslan

From Chelyabinsk, Russia

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Common russian riichi rating (CRR)

Rating date June 27, 2025 (latest changes June 27, 2025).

158 place (299.51).

max_coefficients = (4.10 * 1 + 4.60 * 0.86 + 3.85 * 1 + 3.75 * 1) = 15.64266

p1 = (421.05 * 2.10 * 0.14 + 629.63 * 2.30 * 0.43 + 568.42 * 3.85 * 1 + 0 + 0) / (2.10 * 0.14 + 2.30 * 0.43 + 3.85 * 1 + 1 + 1) = 411.36539763196356

p2 = (568.42 * 3.85 * 1 + 629.63 * 2.30 * 0.43 + 421.05 * 2.10 * 0.14) / max_coefficients = 187.6567028881277

score = 411.36539763196356 * 0.5 + 187.6567028881277 * 0.5 = 299.51105026004564

Rating changes

Show

all results
Date Place Points Reason
2025-06-27 156 -> 158 303.74 -> 299.51

13 tiles until tempai: 29% -> 14%
2025-06-15 153 -> 156 306.64 -> 303.74
2025-06-14 152 -> 153 306.64
2025-06-11 153 -> 152 306.64
2025-06-09 154 -> 153 306.64
2025-05-30 155 -> 154 306.64
2025-05-17 152 -> 155 306.64
2025-05-12 150 -> 152 302.46 -> 306.64
2025-05-05 148 -> 150 313.59 -> 302.46

Finding Dora: 57% -> 43%
2025-05-03 144 -> 148 313.59

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 568 2024-09-01 42/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
2 630 2023-11-05 11/28 43% 2.30 CRR Finding Dora Yekaterinburg
3 421 2023-08-27 12/20 14% 2.10 CRR 13 tiles until tempai Yekaterinburg
4 696 2019-06-16 8/24 0% 2.20 RR URAL Mahjong Battle Yekaterinburg
5 526 2019-03-17 10/20 0% 2.10 RR Spring hope Yekaterinburg
6 421 2018-03-18 12/20 0% 2.10 CRR Spring tournament (Ekaterinburg) Yekaterinburg
7 391 2017-07-30 15/24 0% 2.20 RR Summer EMA rules tournament 2017 Yekaterinburg
8 519 2017-06-11 14/28 0% 2.10 RR Tyumen Mahjong Tournament (TMT) 2017 Tyumen
9 613 2017-04-16 13/32 0% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017 Chelyabinsk
10 1000 2017-01-29 1/24 0% 2.20 RR The first tournament of 2017 Yekaterinburg
11 586 2016-03-13 42/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
12 895 2016-02-07 3/20 0% 1.70 RR "Tiles, doras, 2 renchans" Tyumen
13 783 2015-12-05 6/24 0% 1.80 RR 4 riichi mahjong tournament 2015 Yekaterinburg
14 632 2015-09-27 8/20 0% 1.70 RR Plitochka Tyumen
15 733 2015-08-29 5/16 0% 1.60 RR 3 riichi mahjong tournament 2015 Yekaterinburg
16 867 2015-05-16 3/16 0% 1.60 RR 2 autumn riichi mahjong tournament 2015 Yekaterinburg
17 778 2015-02-22 7/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015 Yekaterinburg