Sotnikova Anna

From Kirov, Russia

Player page

Internal rating (RR)

Rating date June 24, 2026 (latest changes June 16, 2026).

229 place (132.20).

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

p1 = (419.35 * 3.10 * 0.57 + 209.30 * 3 * 1 + 0 + 0 + 0) / (3.10 * 0.57 + 3 * 1 + 1 + 1 + 1) = 176.3827087735191

p2 = (419.35 * 3.10 * 0.57 + 209.30 * 3 * 1) / max_coefficients = 88.01337604524433

score = 176.3827087735191 * 0.5 + 88.01337604524433 * 0.5 = 132.1980424093817

Rating changes

Show

all results
Date Place Points Reason
2026-06-15 229 130.60 -> 132.20
2026-06-14 209 -> 229 134.34 -> 130.60
2026-06-13 210 -> 209 134.34
2026-06-09 212 -> 210 134.34
2026-06-04 214 -> 212 134.34
2026-05-17 213 -> 214 134.34
2026-05-14 214 -> 213 134.34
2026-05-12 222 -> 214 134.34
2026-05-07 217 -> 222 147.15 -> 134.34

Moscow Open Riichi Marathon: 71% -> 57%
2026-05-03 212 -> 217 146.80 -> 147.15

Tournaments

# Base rank Date Place Power Coefficient Rating 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 57% 3.10 RR Moscow Open Riichi Marathon Moscow
3 400 2021-11-06 34/56 0% 3.30 RR Kirov Tournament Kirov