Druzhinina Alexandra

From Korolyov, Russia

Player page

Internal rating (RR)

Rating date Oct. 13, 2025 (latest changes Oct. 13, 2025).

200 place (122.73).

max_coefficients = (4.10 * 1 + 3.50 * 1 + 3.45 * 1 + 3.85 * 0.86) = 14.349835

p1 = (58.82 * 3.05 * 0.43 + 956.52 * 2.10 * 0.43 + 0 + 0 + 0) / (3.05 * 0.43 + 2.10 * 0.43 + 1 + 1 + 1) = 180.09943751932383

p2 = (956.52 * 2.10 * 0.43 + 58.82 * 3.05 * 0.43) / max_coefficients = 65.35475843450465

score = 180.09943751932383 * 0.5 + 65.35475843450465 * 0.5 = 122.72709797691424

Rating changes

Show

all results
Date Place Points Reason
2025-10-13 200 121.73 -> 122.73
2025-10-09 201 -> 200 121.73
2025-09-30 196 -> 201 152.56 -> 121.73

Seihoku spring tournament 2024: 57% -> 43%
2025-09-10 197 -> 196 147.43 -> 152.56

Agari Spring Tournament 2024: 57% -> 43%
2025-09-03 201 -> 197 147.43
2025-09-01 201 146.32 -> 147.43
2025-08-31 192 -> 201 146.32
2025-08-04 192 145.92 -> 146.32
2025-08-03 185 -> 192 145.92
2025-07-30 180 -> 185 173.20 -> 145.92

Seihoku spring tournament 2024: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 957 2024-03-30 🥉 3/47 43% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
2 59 2024-03-10 49/52 43% 3.05 RR Agari Spring Tournament 2024 Moscow