Zubova Kseniya

From Saint Petersburg, Russia

Player page

Common russian riichi rating (CRR)

Rating date July 31, 2026 (latest changes July 29, 2026).

220 place (275.83).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 4.10 * 0.86 + 3.45 * 1) = 15.574109999999997

p1 = (633.33 * 1.70 * 1 + 480.52 * 3.45 * 1 + 216.22 * 3.40 * 1 + 0 + 0) / (1.70 * 1 + 3.45 * 1 + 3.40 * 1 + 1 + 1) = 328.87203791469193

p2 = (480.52 * 3.45 * 1 + 633.33 * 1.70 * 1 + 216.22 * 3.40 * 1) / max_coefficients = 222.77998550157926

score = 328.87203791469193 * 0.5 + 222.77998550157926 * 0.5 = 275.8260117081356

Rating changes

Show

all results
Date Place Points Reason
2026-07-26 221 -> 220 275.83
2026-07-25 220 -> 221 275.83
2026-07-18 219 -> 220 275.83
2026-07-15 220 -> 219 275.83
2026-07-12 217 -> 220 275.83
2026-07-11 216 -> 217 275.83
2026-07-04 217 -> 216 275.83
2026-06-15 217 271.79 -> 275.83
2026-06-14 199 -> 217 281.26 -> 271.79
2026-06-13 200 -> 199 281.26

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 633 2026-04-11 12/31 100% 1.70 RR Seihoku spring tournament 2026 Saint Petersburg
2 216 2026-02-23 59/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
3 481 2025-08-31 41/78 100% 3.45 RR SPB Riichi Open 2025 Saint Petersburg