Chichigin Andrey
From Odintsovo, Russia
EMA: 15990028
Common russian riichi rating (CRR)
Rating date Oct. 11, 2024 (latest changes Oct. 11, 2024).
92 place (398.37).
how we calculated rating score
max_coefficients = (4.60 * 1 + 3.85 * 1 + 3.65 * 1 + 4 * 0.86) = 15.5284
p1 = (686.27 * 3.05 * 1 + 40 * 4.20 * 0.14 + 140.19 * 4 * 0.86 + 156.86 * 3.05 * 1 + 726.32 * 3.85 * 1) / (3.05 * 1 + 4.20 * 0.14 + 4 * 0.86 + 3.05 * 1 + 3.85 * 1) = 420.1084802605129
p2 = (726.32 * 3.85 * 1 + 686.27 * 3.05 * 1 + 140.19 * 4 * 0.86 + 156.86 * 3.05 * 1) / max_coefficients = 376.63313670436105
score = 420.1084802605129 * 0.5 + 376.63313670436105 * 0.5 = 398.370808482437
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-10-11 | 95 -> 92 | 398.37 | |
2024-09-15 | 93 -> 95 | 398.37 | |
2024-09-06 | 97 -> 93 | 390.55 -> 398.37 |
IX Russian Riichi Championship: 29% -> 14% |
2024-09-03 | 102 -> 97 | 381.37 -> 390.55 |
SPB Riichi Open 2023: 100% -> 86% |
2024-09-01 | 136 -> 102 | 233.21 -> 381.37 |
SPB Riichi Open 2024: 0% -> 100% |
2024-08-27 | 137 -> 136 | 233.21 | |
2024-08-26 | 141 -> 137 | 233.21 | |
2024-08-25 | 140 -> 141 | 233.21 | |
2024-08-22 | 141 -> 140 | 233.21 | |
2024-08-11 | 141 | 232.11 -> 233.21 |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 726 |
|
27/96 | 100% | 3.85 | RR | SPB Riichi Open 2024 |
2 | 157 |
|
44/52 | 100% | 3.05 | RR | Agari Summer Tournament 2024 |
3 | 686 |
|
17/52 | 100% | 3.05 | RR | Agari Spring Tournament 2024 |
4 | 140 |
|
93/108 | 86% | 4.00 | RR | SPB Riichi Open 2023 |
5 | 40 |
|
73/76 | 14% | 4.20 | RR | IX Russian Riichi Championship |
6 | 811 |
|
22/112 | 0% | 4.05 | RR | Moscow Riichi 2022 |
7 | 191 |
|
39/48 | 0% | 3.10 | RR | Agari team tournament |
8 | 452 |
|
18/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
9 | 198 |
|
90/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
10 | 683 |
|
21/64 | 0% | 3.45 | EMA | White Dragon Tournament |
11 | 158 |
|
17/20 | 0% | 1.50 | CRR | Agari tournament. First stage |