Sorokina Darina

From Simferopol, Russia

EMA: 15990219

Player page

Internal rating (RR)

Rating date Oct. 29, 2026 (latest changes Oct. 27, 2026).

215 place (168.53).

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

p1 = (400 * 2 * 0.43 + 526.32 * 2.10 * 1 + 0 + 0 + 0) / (2 * 0.43 + 2.10 * 1 + 1 + 1 + 1) = 243.09071375814136

p2 = (526.32 * 2.10 * 1 + 400 * 2 * 0.43) / max_coefficients = 93.9740428293316

score = 243.09071375814136 * 0.5 + 93.9740428293316 * 0.5 = 168.53237829373649

Rating changes

Show

all results
Date Place Points Reason
2026-10-27 209 -> 215 175.83 -> 168.53

South Dragon Cup II: 57% -> 43%
2026-10-16 208 -> 209 175.83
2026-10-13 215 -> 208 175.83
2026-10-02 217 -> 215 175.83
2026-09-06 211 -> 217 175.83
2026-09-01 214 -> 211 175.83
2026-08-31 214 175.66 -> 175.83
2026-08-27 212 -> 214 182.64 -> 175.66

South Dragon Cup II: 71% -> 57%
2026-08-26 213 -> 212 182.64
2026-08-16 210 -> 213 182.64

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
2 400 2025-04-27 10/16 43% 2.00 RR South Dragon Cup II Simferopol
3 522 2015-03-01 12/24 0% 1.40 EMA Crimean Riichi Open 2015 Simferopol