Bikbulatov Ruslan

From Chelyabinsk, Russia

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Internal rating (RR)

Rating date March 15, 2026 (latest changes March 14, 2026).

166 place (251.31).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (568.42 * 3.85 * 0.43 + 493.51 * 3.45 * 1 + 0 + 0 + 0) / (3.85 * 0.43 + 3.45 * 1 + 1 + 1 + 1) = 325.99063469508434

p2 = (493.51 * 3.45 * 1 + 568.42 * 3.85 * 0.43) / max_coefficients = 176.62608695652173

score = 325.99063469508434 * 0.5 + 176.62608695652173 * 0.5 = 251.30836082580305

Rating changes

Show

all results
Date Place Points Reason
2026-03-12 169 -> 166 251.31
2026-03-01 160 -> 169 269.46 -> 251.31

SPB Riichi Open 2024: 57% -> 43%
2026-02-23 152 -> 160 269.46
2026-02-16 155 -> 152 269.46
2026-02-08 152 -> 155 269.46
2026-02-04 153 -> 152 269.46
2026-02-02 154 -> 153 269.46
2026-01-26 155 -> 154 269.46
2026-01-25 154 -> 155 269.46
2026-01-14 155 -> 154 269.46

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