Sotnikova Anna

From Kirov, Russia

Player page

Internal rating (RR)

Rating date Nov. 4, 2025 (latest changes Nov. 4, 2025).

192 place (170.41).

max_coefficients = (4.10 * 1 + 3.90 * 1 + 3.50 * 1 + 3.45 * 1) = 14.95

p1 = (419.35 * 3.10 * 1 + 209.30 * 3 * 1 + 0 + 0 + 0) / (3.10 * 1 + 3 * 1 + 1 + 1 + 1) = 211.85824175824175

p2 = (419.35 * 3.10 * 1 + 209.30 * 3 * 1) / max_coefficients = 128.9571906354515

score = 211.85824175824175 * 0.5 + 128.9571906354515 * 0.5 = 170.40771619684662

Rating changes

Show

all results
Date Place Points Reason
2025-11-04 184 -> 192 173.34 -> 170.41
2025-11-01 184 173.10 -> 173.34
2025-10-13 184 171.06 -> 173.10
2025-10-09 185 -> 184 171.06
2025-10-04 187 -> 185 171.06
2025-09-14 188 -> 187 171.06
2025-09-12 189 -> 188 171.06
2025-09-10 190 -> 189 171.06
2025-09-03 195 -> 190 171.06
2025-09-01 195 169.35 -> 171.06

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 209 2025-08-03 35/44 100% 3.00 RR Two roosters and Chuckles Kirov
2 419 2025-01-07 19/32 100% 3.10 RR Moscow Open Riichi Marathon Moscow
3 400 2021-11-06 34/56 0% 3.30 RR Kirov Tournament Kirov