Zarezin Ivan
From Yekaterinburg, Russia
EMA: 15020003
Common russian riichi rating (CRR)
Rating date Aug. 4, 2024 (latest changes Aug. 4, 2024).
31 place (625.79).
how we calculated rating score
max_coefficients = (4.60 * 1 + 4 * 1 + 3.65 * 1 + 3.75 * 0.86) = 15.464125
p1 = (440 * 4.20 * 0.29 + 540.23 * 3.75 * 0.86 + 631.58 * 2.10 * 1 + 703.70 * 2.30 * 1 + 851.85 * 2.30 * 1 + 401.87 * 4.60 * 1 + 808.51 * 2.80 * 1 + 873.42 * 3.65 * 1) / (4.20 * 0.29 + 3.75 * 0.86 + 2.10 * 1 + 2.30 * 1 + 2.30 * 1 + 4.60 * 1 + 2.80 * 1 + 3.65 * 1) = 652.8062428981327
p2 = (873.42 * 3.65 * 1 + 808.51 * 2.80 * 1 + 851.85 * 2.30 * 1 + 401.87 * 4.60 * 1) / max_coefficients = 598.7833129905507
score = 652.8062428981327 * 0.5 + 598.7833129905507 * 0.5 = 625.7947779443417
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2024-08-04 | 40 -> 31 | 567.30 -> 625.79 |
Riichi over Volga: 0% -> 100% |
2024-07-14 | 45 -> 40 | 527.85 -> 567.30 |
Guardian of the Winds: 0% -> 100% |
2024-07-06 | 46 -> 45 | 525.39 -> 527.85 |
IX Russian Riichi Championship: 43% -> 29% |
2024-07-03 | 47 -> 46 | 525.39 | |
2024-06-11 | 49 -> 47 | 525.95 -> 525.39 |
Money can not buy tenpai: 100% -> 86% |
2024-06-09 | 46 -> 49 | 525.95 | |
2024-05-25 | 45 -> 46 | 525.95 | |
2024-05-19 | 44 -> 45 | 525.95 | |
2024-05-12 | 26 -> 44 | 568.10 -> 525.95 |
X Russian Championship: 0% -> 100% |
2024-05-06 | 28 -> 26 | 563.66 -> 568.10 |
IX Russian Riichi Championship: 57% -> 43% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 873 |
|
11/80 | 100% | 3.65 | RR | Riichi over Volga |
2 | 809 |
|
10/48 | 100% | 2.80 | RR | Guardian of the Winds |
3 | 402 |
|
65/108 | 100% | 4.60 | RR | X Russian Championship |
4 | 852 |
|
5/28 | 100% | 2.30 | CRR | Chasing Kan |
5 | 704 |
|
9/28 | 100% | 2.30 | CRR | Finding Dora |
6 | 632 |
|
8/20 | 100% | 2.10 | CRR | 13 tiles until tempai |
7 | 540 |
|
41/88 | 86% | 3.75 | RR | Money can not buy tenpai |
8 | 440 |
|
43/76 | 29% | 4.20 | RR | IX Russian Riichi Championship |
9 | 358 |
|
44/68 | 0% | 3.50 | RR | Tenpai can't buy happiness |
10 | 984 |
|
2/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
11 | 455 |
|
7/12 | 0% | 1.50 | CRR | Perm Half Marathon |
12 | 174 |
|
20/24 | 0% | 2.20 | RR | URAL Mahjong Battle |
13 | 84 |
|
77/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
14 | 473 |
|
30/56 | 0% | 3.00 | EMA | Snow Dragon |
15 | 363 |
|
59/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
16 | 704 |
|
9/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
17 | 479 |
|
38/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
18 | 789 |
|
5/20 | 0% | 2.10 | CRR | Spring tournament (Ekaterinburg) |
19 | 789 |
|
5/20 | 0% | 2.10 | CRR | Guard of the tenpai |
20 | 366 |
|
46/72 | 0% | 3.25 | EMA | Perm Riichi 2017 Aki Shanten |
21 | 261 |
|
18/24 | 0% | 2.20 | RR | Summer EMA rules tournament 2017 |
22 | 741 |
|
8/28 | 0% | 2.10 | RR | Tyumen Mahjong Tournament (TMT) 2017 |
23 | 111 |
|
25/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
24 | 696 |
|
8/24 | 0% | 2.20 | RR | The first tournament of 2017 |
25 | 543 |
|
17/36 | 0% | 2.50 | RR | Quick discard 2017 |
26 | 600 |
|
7/16 | 0% | 1.60 | RR | "Legendary player" riichi mahjong tournament 2016 |
27 | 484 |
|
17/32 | 0% | 2.40 | RR | Siberia Cup 2016 |
28 | 384 |
|
62/100 | 0% | 3.40 | RR | "Japanese House" riichi mahjong cup 2016 |
29 | 947 |
|
2/20 | 0% | 1.70 | RR | "Tiles, doras, 2 renchans" |
30 | 478 |
|
13/24 | 0% | 1.80 | RR | 4 riichi mahjong tournament 2015 |
31 | 667 |
|
18/52 | 0% | 2.90 | EMA | Russian Open Riichi Championship 2015 |
32 | 421 |
|
12/20 | 0% | 1.70 | RR | Plitochka |
33 | 1000 |
|
1/16 | 0% | 1.60 | RR | 3 riichi mahjong tournament 2015 |
34 | 333 |
|
11/16 | 0% | 1.60 | RR | 2 autumn riichi mahjong tournament 2015 |
35 | 889 |
|
4/28 | 0% | 1.90 | RR | 2 winter riichi mahjong tournament 2015 |
36 | 895 |
|
3/20 | 0% | 1.30 | RR | Autumn riichi mahjong tournament 2014 |
37 | 158 |
|
17/20 | 0% | 1.30 | RR | Chelyabinsk riichi mahjong championship 2017 |