Chichigina Natalya

From Odintsovo, Russia

EMA: 15990021

Player page

Internal rating (RR)

Rating date Sept. 9, 2026 (latest changes Sept. 7, 2026).

162 place (284.48).

max_coefficients = (4.71 * 1 + 3.90 * 1 + 3.40 * 1 + 3.40 * 1) = 15.41

p1 = (549.02 * 3.05 * 0.43 + 648.65 * 3.40 * 1 + 0 + 0 + 0) / (3.05 * 0.43 + 3.40 * 1 + 1 + 1 + 1) = 379.26725944340575

p2 = (648.65 * 3.40 * 1 + 549.02 * 3.05 * 0.43) / max_coefficients = 189.68851395197922

score = 379.26725944340575 * 0.5 + 189.68851395197922 * 0.5 = 284.4778866976925

Rating changes

Show

all results
Date Place Points Reason
2026-09-07 163 -> 162 284.48
2026-09-06 159 -> 163 284.48
2026-09-01 144 -> 159 318.53 -> 284.48

SPB Riichi Open 2024: 14% -> 0%
2026-08-31 144 318.20 -> 318.53
2026-08-16 146 -> 144 318.20
2026-08-15 147 -> 146 317.46 -> 318.20
2026-08-04 150 -> 147 317.46
2026-08-02 144 -> 150 328.42 -> 317.46

Agari Winter Tournament 2025: 57% -> 43%
2026-07-18 141 -> 144 328.42
2026-07-12 139 -> 141 328.42

Tournaments

# Base rank Date Place Power Coefficient Rating Tournament City
1 649 2026-02-23 27/75 100% 3.40 RR White Wolf Cup 2026 Saint Petersburg
2 549 2025-02-02 24/52 43% 3.05 RR Agari Winter Tournament 2025 Moscow
3 400 2024-09-01 58/96 0% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
4 627 2024-06-09 20/52 0% 3.05 RR Agari Summer Tournament 2024 Moscow
5 627 2024-03-10 20/52 0% 3.05 RR Agari Spring Tournament 2024 Moscow
6 187 2023-09-03 88/108 0% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
7 333 2022-11-06 51/76 0% 4.20 RR IX Russian Riichi Championship Perm
8 108 2022-06-12 100/112 0% 4.05 RR Moscow Riichi 2022 Moscow
9 64 2021-12-19 45/48 0% 3.10 RR Agari team tournament Moscow
10 32 2020-01-26 31/32 0% 2.70 RR The last chance: back to 2019 Moscow
11 81 2019-12-15 103/112 0% 4.05 EMA VIII Russian Riichi Championship Moscow
12 317 2018-12-16 44/64 0% 3.45 EMA White Dragon Tournament Moscow
13 0 2018-07-22 24/24 0% 2.73 RR Winner tournament. Agari season event Moscow