Maksimova Natalya
From Saint Petersburg, Russia
EMA: 15020074
Common russian riichi rating (CRR)
Rating date Sept. 6, 2023 (latest changes Sept. 6, 2023).
7 place (689.03).
how we calculated rating score
max_coefficients = (4.20 * 1 + 4 * 1 + 3.75 * 1 + 4.05 * 0.71) = 14.842915
p1 = (545.45 * 3.30 * 0.14 + 666.67 * 3.45 * 0.29 + 507.46 * 3.50 * 0.57 + 684.68 * 4.05 * 0.71 + 1000 * 1.80 * 0.86 + 608.70 * 2.80 * 1 + 612.90 * 1.80 * 1 + 521.74 * 1.40 * 1 + 770.11 * 3.75 * 1 + 850.47 * 4 * 1) / (3.30 * 0.14 + 3.45 * 0.29 + 3.50 * 0.57 + 4.05 * 0.71 + 1.80 * 0.86 + 2.80 * 1 + 1.80 * 1 + 1.40 * 1 + 3.75 * 1 + 4 * 1) = 706.0315125147681
p2 = (850.47 * 4 * 1 + 770.11 * 3.75 * 1 + 684.68 * 4.05 * 0.71 + 608.70 * 2.80 * 1) / max_coefficients = 672.0297192296796
score = 706.0315125147681 * 0.5 + 672.0297192296796 * 0.5 = 689.0306158722238
Rating changes
Date | Place | Points | Reason |
---|---|---|---|
2023-09-06 | 7 | 687.32 -> 689.03 |
Kirov Tournament: 29% -> 14% |
2023-09-03 | 10 -> 7 | 632.42 -> 687.32 |
SPB Riichi Open 2023: 0% -> 100% |
2023-08-27 | 9 -> 10 | 644.15 -> 632.42 |
Sun tournament: 100% -> 86% |
2023-08-12 | 8 -> 9 | 645.75 -> 644.15 |
Moscow Riichi 2022: 86% -> 71% |
2023-07-28 | 8 | 645.65 -> 645.75 |
Saint Petersburg Open 2021: 43% -> 29% |
2023-07-20 | 9 -> 8 | 643.55 -> 645.65 |
Tenpai can't buy happiness: 71% -> 57% |
2023-07-06 | 9 | 642.11 -> 643.55 |
Kirov Tournament: 43% -> 29% |
2023-06-12 | 8 -> 9 | 643.67 -> 642.11 |
Moscow Riichi 2022: 100% -> 86% |
2023-06-11 | 19 -> 8 | 561.64 -> 643.67 |
Money can not buy tenpai: 0% -> 100% |
2023-05-28 | 20 -> 19 | 564.45 -> 561.64 |
Saint Petersburg Open 2021: 57% -> 43% |
Tournaments
# | Base rank | Date | Place | Power | Coefficient | Type | Tournament |
---|---|---|---|---|---|---|---|
1 | 850 |
|
17/108 | 100% | 4.00 | RR | SPB Riichi Open 2023 |
2 | 770 |
|
21/88 | 100% | 3.75 | RR | Money can not buy tenpai |
3 | 522 |
|
12/24 | 100% | 1.40 | CRR | Fire cup 2023 |
4 | 613 |
|
13/32 | 100% | 1.80 | CRR | Earth cup |
5 | 609 |
|
10/24 | 100% | 2.80 | CRR | Meeting in the billiard room |
6 | 240 |
|
58/76 | 100% | 4.20 | RR | IX Russian Riichi Championship |
7 | 1000 |
|
1/40 | 86% | 1.80 | CRR | Sun tournament |
8 | 685 |
|
36/112 | 71% | 4.05 | RR | Moscow Riichi 2022 |
9 | 507 |
|
34/68 | 57% | 3.50 | RR | Tenpai can't buy happiness |
10 | 667 |
|
26/76 | 29% | 3.45 | RR | Saint Petersburg Open 2021 |
11 | 545 |
|
26/56 | 14% | 3.30 | RR | Kirov Tournament |
12 | 692 |
|
13/40 | 0% | 2.90 | EMA | Big open chiitoitsu in a small tenpai |
13 | 419 |
|
19/32 | 0% | 2.70 | RR | The last chance: back to 2019 |
14 | 468 |
|
60/112 | 0% | 4.05 | EMA | VIII Russian Riichi Championship |
15 | 762 |
|
16/64 | 0% | 3.45 | EMA | Saint Petersburg Open 2019 |
16 | 667 |
|
22/64 | 0% | 3.85 | EMA | Aki Shanten 2019 |
17 | 222 |
|
22/28 | 0% | 2.60 | RR | And yet the sinner collects tanyao |
18 | 86 |
|
33/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2019 |
19 | 892 |
|
10/84 | 0% | 4.20 | EMA | Haru Shanten 2019 |
20 | 270 |
|
47/64 | 0% | 3.45 | EMA | White Dragon Tournament |
21 | 703 |
|
28/92 | 0% | 3.80 | EMA | VII Russian Riichi Championship "Aki Shanten" |
22 | 903 |
|
4/32 | 0% | 2.70 | EMA | Tsukimi 2018 |
23 | 511 |
|
24/48 | 0% | 3.10 | RR | Moscow Riichi Open 2018 |
24 | 963 |
|
2/28 | 0% | 1.70 | RR | Natsu Shanten 2018 |
25 | 296 |
|
51/72 | 0% | 3.85 | EMA | Haru Shanten 2018 |
26 | 368 |
|
13/20 | 0% | 2.10 | CRR | Spring tournament (Ekaterinburg) |
27 | 474 |
|
11/20 | 0% | 2.10 | EMA | Tyumen Riichi Open 2017 |
28 | 826 |
|
5/24 | 0% | 2.20 | RR | Summer EMA rules tournament 2017 |
29 | 343 |
|
24/36 | 0% | 3.20 | RR | Moscow Open Riichi Marathon 2017 |
30 | 889 |
|
4/28 | 0% | 2.10 | RR | Tyumen Mahjong Tournament (TMT) 2017 |
31 | 710 |
|
10/32 | 0% | 1.60 | RR | "Summer shanten" tournament, Perm 2017 |
32 | 903 |
|
4/32 | 0% | 2.20 | RR | Second riichi mahjong tournament, Chelyabinsk 2017 |
33 | 852 |
|
5/28 | 0% | 1.50 | RR | "Spring shanten" tournament, Perm 2017 |
34 | 870 |
|
4/24 | 0% | 2.20 | RR | The first tournament of 2017 |