Druzhinina Alexandra

From Korolyov, Russia

Player page

Internal rating (RR)

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

178 place (255.49).

max_coefficients = (4.71 * 1 + 4.10 * 1 + 3.90 * 1 + 3.45 * 1) = 16.16

p1 = (185.19 * 2.45 * 1 + 580.42 * 4.71 * 1 + 0 + 0 + 0) / (2.45 * 1 + 4.71 * 1 + 1 + 1 + 1) = 313.7283464566929

p2 = (580.42 * 4.71 * 1 + 185.19 * 2.45 * 1) / max_coefficients = 197.2450495049505

score = 313.7283464566929 * 0.5 + 197.2450495049505 * 0.5 = 255.4866979808217

Rating changes

Show

all results
Date Place Points Reason
2026-06-14 232 -> 178 52.31 -> 255.49

XII Russian Championship: 0% -> 100%
2026-02-23 225 -> 232 52.31
2026-01-30 217 -> 225 94.33 -> 52.31

Seihoku spring tournament 2024: 29% -> 14%
2026-01-25 213 -> 217 94.33
2026-01-10 214 -> 213 90.81 -> 94.33

Agari Spring Tournament 2024: 29% -> 14%
2026-01-07 213 -> 214 90.81
2026-01-01 214 -> 213 90.81
2025-12-07 210 -> 214 90.81
2025-12-04 211 -> 210 90.81
2025-11-30 204 -> 211 126.10 -> 90.81

Seihoku spring tournament 2024: 43% -> 29%

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 580 2026-06-14 61/144 100% 4.71 RR XII Russian Championship Samara
2 185 2026-05-17 23/28 100% 2.45 RR Hatiko under the sakura Korolyov
3 957 2024-03-30 🥉 3/47 0% 2.10 RR Seihoku spring tournament 2024 Saint Petersburg
4 59 2024-03-10 49/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow