Chichigina Natalya
From Odintsovo, Russia
EMA: 15990021
Internal rating (RR)
Rating date March 20, 2024 (latest changes March 20, 2024).
68 place (290.35).
how we calculated rating score
max_coefficients = (4 * 1 + 3.75 * 1 + 3.05 * 1 + 4.20 * 0.57) = 13.19988
p1 = (108.11 * 4.05 * 0.29 + 333.33 * 4.20 * 0.57 + 186.92 * 4 * 1 + 627.45 * 3.05 * 1 + 0) / (4.05 * 0.29 + 4.20 * 0.57 + 4 * 1 + 3.05 * 1 + 1) = 308.99033468266686
p2 = (627.45 * 3.05 * 1 + 333.33 * 4.20 * 0.57 + 186.92 * 4 * 1 + 108.11 * 4.05 * 0.29) / max_coefficients = 271.70247002245475
score = 308.99033468266686 * 0.5 + 271.70247002245475 * 0.5 = 290.3464023525608
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-03-20 | 75 -> 68 | 290.35 | |
2024-03-10 | 90 -> 75 | 161.48 -> 290.35 |
Agari Spring Tournament 2024: 0% -> 100% |
2024-03-06 | 89 -> 90 | 170.83 -> 161.48 |
IX Russian Riichi Championship: 71% -> 57% |
2024-02-12 | 92 -> 89 | 167.64 -> 170.83 |
Moscow Riichi 2022: 43% -> 29% |
2024-01-20 | 94 -> 92 | 167.64 | |
2024-01-06 | 92 -> 94 | 175.77 -> 167.64 |
IX Russian Riichi Championship: 86% -> 71% |
2023-12-19 | 98 -> 92 | 183.03 -> 175.77 |
Agari team tournament: 14% -> 0% |
2023-12-12 | 102 -> 98 | 179.46 -> 183.03 |
Moscow Riichi 2022: 57% -> 43% |
2023-11-28 | 108 -> 102 | 179.46 | |
2023-11-20 | 110 -> 108 | 179.46 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 627 |
|
20/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
2 | 187 |
|
88/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
3 | 333 |
|
51/76 | 57% | 4.20 | RR | IX Russian Riichi Championship |
4 | 108 |
|
100/112 | 29% | 4.05 | RR | Moscow Riichi 2022 |
5 | 64 |
|
45/48 | 0% | 3.10 | RR | Agari team tournament |
6 | 32 |
|
31/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
7 | 81 |
|
103/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
8 | 317 |
|
44/64 | 0% | 3.45 | EMA | White Dragon Tournament |
9 | 0 |
|
24/24 | 0% | 2.73 | RR | Winner tournament. Agari season event |