Sorokina Darina

From Simferopol, Russia

EMA: 15990219

Player page

Common russian riichi rating (CRR)

Rating date Aug. 31, 2026 (latest changes Aug. 31, 2026).

149 place (378.01).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (0 * 1.80 * 0.14 + 909.09 * 0.90 * 0.57 + 400 * 2 * 0.57 + 913.04 * 1.20 * 0.86 + 434.78 * 1.20 * 1 + 526.32 * 2.10 * 1) / (1.80 * 0.14 + 0.90 * 0.57 + 2 * 0.57 + 1.20 * 0.86 + 1.20 * 1 + 2.10 * 1) = 559.1577497276862

p2 = (526.32 * 2.10 * 1 + 913.04 * 1.20 * 0.86 + 434.78 * 1.20 * 1 + 909.09 * 0.90 * 0.57) / max_coefficients = 196.85853341985725

score = 559.1577497276862 * 0.5 + 196.85853341985725 * 0.5 = 378.00814157377175

Rating changes

Show

all results
Date Place Points Reason
2026-08-31 149 377.69 -> 378.01
2026-08-30 145 -> 149 377.69
2026-08-27 151 -> 145 367.11 -> 377.69

Happy Bamboo 2024: 29% -> 14%

South Dragon Cup II: 71% -> 57%
2026-08-16 148 -> 151 367.11
2026-08-15 149 -> 148 366.37 -> 367.11
2026-08-13 150 -> 149 366.37
2026-08-04 151 -> 150 366.37
2026-08-02 150 -> 151 366.37
2026-07-29 145 -> 150 371.89 -> 366.37

The Southern Coon Mini Cup: 71% -> 57%
2026-07-26 143 -> 145 381.45 -> 371.89

Pands in discards: 100% -> 86%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 526 2026-04-19 10/20 100% 2.10 RR The Southern Dragon Cup 2026 Simferopol
2 435 2025-12-06 14/24 100% 1.20 CRR Riichi on fire Simferopol
3 913 2025-07-26 🥉 3/24 86% 1.20 CRR Pands in discards Simferopol
4 400 2025-04-27 10/16 57% 2.00 RR South Dragon Cup II Simferopol
5 909 2025-03-29 🥈 2/12 57% 0.90 CRR The Southern Coon Mini Cup Simferopol
6 0 2024-10-27 16/16 14% 1.80 CRR Happy Bamboo 2024 Simferopol
7 522 2015-03-01 12/24 0% 1.40 EMA Crimean Riichi Open 2015 Simferopol