Sotnikova Anna

From Kirov, Russia

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Internal rating (RR)

Rating date April 20, 2026 (latest changes April 19, 2026).

218 place (146.80).

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

p1 = (419.35 * 3.10 * 0.71 + 209.30 * 3 * 1 + 0 + 0 + 0) / (3.10 * 0.71 + 3 * 1 + 1 + 1 + 1) = 189.4859349453942

p2 = (419.35 * 3.10 * 0.71 + 209.30 * 3 * 1) / max_coefficients = 104.11371237458195

score = 189.4859349453942 * 0.5 + 104.11371237458195 * 0.5 = 146.79982365998808

Rating changes

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all results
Date Place Points Reason
2026-04-19 208 -> 218 146.80
2026-04-16 207 -> 208 146.80
2026-04-11 205 -> 207 146.80
2026-04-09 206 -> 205 146.80
2026-04-05 203 -> 206 146.80
2026-04-04 204 -> 203 146.80
2026-03-30 206 -> 204 146.80
2026-03-14 207 -> 206 146.80
2026-03-12 208 -> 207 146.80
2026-03-07 202 -> 208 158.89 -> 146.80

Moscow Open Riichi Marathon: 86% -> 71%

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 71% 3.10 RR Moscow Open Riichi Marathon Moscow
3 400 2021-11-06 34/56 0% 3.30 RR Kirov Tournament Kirov