Chichigina Natalya
From Odintsovo, Russia
EMA: 15990021
Internal rating (RR)
Rating date Oct. 19, 2022 (latest changes Oct. 19, 2022).
78 place (53.54).
how we calculated rating score
max_coefficients = (4.05 * 1 + 3.50 * 1 + 3.45 * 1 + 3.30 * 1) = 14.3
p1 = (63.83 * 3.10 * 1 + 108.11 * 4.05 * 1 + 0 + 0 + 0) / (3.10 * 1 + 4.05 * 1 + 1 + 1 + 1) = 62.63152709359606
p2 = (108.11 * 4.05 * 1 + 63.83 * 3.10 * 1) / max_coefficients = 44.455244755244756
score = 62.63152709359606 * 0.5 + 44.455244755244756 * 0.5 = 53.543385924420406
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2022-10-14 | 150 -> 78 | 35.63 -> 53.54 | |
2021-02-01 | 219 -> 150 | 100.55 -> 35.63 | |
2020-02-01 | 219 | 100.55 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 108 |
|
100/112 | 100% | 4.05 | RR | Moscow Riichi 2022 |
2 | 64 |
|
45/48 | 100% | 3.10 | RR | Agari team tournament |
3 | 32 |
|
31/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
4 | 81 |
|
103/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
5 | 317 |
|
44/64 | 0% | 3.45 | EMA | White Dragon Tournament |
6 | 0 |
|
24/24 | 0% | 2.73 | RR | Winner tournament. Agari season event |