Chichigina Natalya

From Odintsovo, Russia

EMA: 15990021

Player page

Common russian riichi rating (CRR)

Rating date Feb. 9, 2026 (latest changes Feb. 9, 2026).

155 place (325.01).

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

p1 = (627.45 * 3.05 * 0.14 + 627.45 * 3.05 * 0.29 + 400 * 3.85 * 0.57 + 549.02 * 3.05 * 0.86 + 0) / (3.05 * 0.14 + 3.05 * 0.29 + 3.85 * 0.57 + 3.05 * 0.86 + 1) = 440.28632513138444

p2 = (549.02 * 3.05 * 0.86 + 400 * 3.85 * 0.57 + 627.45 * 3.05 * 0.29 + 627.45 * 3.05 * 0.14) / max_coefficients = 209.72575250836124

score = 440.28632513138444 * 0.5 + 209.72575250836124 * 0.5 = 325.00603881987286

Rating changes

Show

all results
Date Place Points Reason
2026-02-09 151 -> 155 339.55 -> 325.01

Agari Summer Tournament 2024: 43% -> 29%
2026-02-08 147 -> 151 339.55
2026-02-04 148 -> 147 339.55
2026-02-02 144 -> 148 350.22 -> 339.55

Agari Winter Tournament 2025: 100% -> 86%
2026-01-26 145 -> 144 350.22
2026-01-25 143 -> 145 350.22
2026-01-19 144 -> 143 350.22
2026-01-10 137 -> 144 363.78 -> 350.22

Agari Spring Tournament 2024: 29% -> 14%
2026-01-07 133 -> 137 363.78
2026-01-03 131 -> 133 363.78

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 549 2025-02-02 24/52 86% 3.05 RR Agari Winter Tournament 2025 Moscow
2 400 2024-09-01 58/96 57% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
3 627 2024-06-09 20/52 29% 3.05 RR Agari Summer Tournament 2024 Moscow
4 627 2024-03-10 20/52 14% 3.05 RR Agari Spring Tournament 2024 Moscow
5 187 2023-09-03 88/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
6 333 2022-11-06 51/76 0% 4.20 RR IX Russian Riichi Championship Perm
7 108 2022-06-12 100/112 0% 4.05 RR Moscow Riichi 2022 Moscow
8 64 2021-12-19 45/48 0% 3.10 RR Agari team tournament Moscow
9 32 2020-01-26 31/32 0% 2.70 RR The last chance: back to 2019 Moscow
10 81 2019-12-15 103/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
11 317 2018-12-16 44/64 0% 3.45 EMA White Dragon Tournament Moscow
12 0 2018-07-22 24/24 0% 2.73 RR Winner tournament. Agari season event Moscow
13 895 2018-05-12 🥉 3/20 0% 1.50 CRR Agari tournament. First stage Moscow