Shpilman Anna

From Saint Petersburg, Russia

EMA: 15990070

Player page

Internal rating (RR)

Rating date July 14, 2025 (latest changes July 14, 2025).

167 place (223.55).

max_coefficients = (4.10 * 1 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.35

p1 = (336.45 * 4 * 0.14 + 666.67 * 3.05 * 0.86 + 157.89 * 3.85 * 1 + 0 + 0) / (4 * 0.14 + 3.05 * 0.86 + 3.85 * 1 + 1 + 1) = 281.4341468975199

p2 = (666.67 * 3.05 * 0.86 + 157.89 * 3.85 * 1 + 336.45 * 4 * 0.14) / max_coefficients = 165.6657980456026

score = 281.4341468975199 * 0.5 + 165.6657980456026 * 0.5 = 223.54997247156126

Rating changes

Show

all results
Date Place Points Reason
2025-07-13 164 -> 167 223.55
2025-07-12 164 222.00 -> 223.55
2025-07-03 163 -> 164 229.78 -> 222.00

SPB Riichi Open 2023: 29% -> 14%
2025-06-15 150 -> 163 232.37 -> 229.78
2025-06-11 156 -> 150 232.37
2025-06-09 153 -> 156 250.22 -> 232.37

Agari Summer Tournament 2024: 100% -> 86%
2025-06-08 152 -> 153 250.22
2025-05-12 153 -> 152 246.09 -> 250.22
2025-05-03 148 -> 153 253.10 -> 246.09

SPB Riichi Open 2023: 43% -> 29%
2025-04-26 145 -> 148 253.10

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 158 2024-09-01 81/96 100% 3.85 RR SPB Riichi Open 2024 Saint Petersburg
2 667 2024-06-09 18/52 86% 3.05 RR Agari Summer Tournament 2024 Moscow
3 336 2023-09-03 72/108 14% 4.00 RR SPB Riichi Open 2023 Saint Petersburg
4 153 2022-06-12 95/112 0% 4.05 RR Moscow Riichi 2022 Moscow
5 462 2018-12-23 22/40 0% 2.90 RR North Cup 2018 Saint Petersburg
6 730 2018-12-16 18/64 0% 3.45 EMA White Dragon Tournament Moscow
7 314 2018-08-26 25/36 0% 2.50 EMA Finnish Riichi Open 2018 Finland
8 169 2018-06-11 60/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018 Saint Petersburg
9 549 2018-05-01 33/72 0% 3.85 EMA Haru Shanten 2018 Perm
10 809 2018-03-25 10/48 0% 2.80 EMA Great Wave 2018 Helsinki
11 663 2017-12-11 29/84 0% 3.40 EMA VI Russian Riichi Championship 2017 Saint Petersburg
12 222 2017-10-22 50/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
13 419 2017-10-15 19/32 0% 2.40 EMA Bologna Riichi open 2017 Bologna
14 949 2017-06-03 3/40 0% 1.80 RR Saint Petersburg championship. West cup 2017 Saint Petersburg
15 791 2017-03-18 10/44 0% 1.90 RR Saint Petersburg championship. South cup 2017 Saint Petersburg
16 831 2016-12-04 13/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016 Saint Petersburg
17 484 2016-10-16 17/32 0% 1.60 RR Tournament of 4 winds. West cup 2016 Saint Petersburg
18 701 2016-09-11 27/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
19 522 2016-07-03 12/24 0% 1.40 RR Tournament of 4 winds. South cup 2016 Saint Petersburg
20 778 2016-06-19 7/28 0% 2.30 EMA Prague Open 2016 Prague
21 677 2016-03-27 11/32 0% 1.60 RR Tournament of 4 winds. East cup 2016 Saint Petersburg
22 903 2016-03-26 4/32 0% 1.60 EMA Great Wave Tournament 2016 Espoo
23 838 2016-03-13 17/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
24 615 2016-02-22 16/40 0% 2.60 EMA Ivanovo Region Riichi Championship 2016 Ivanovo
25 1000 2015-11-15 1/20 0% 1.30 RR Tournament of Saint Petersburg riichi mahjong league Saint Petersburg
26 294 2015-10-18 37/52 0% 2.90 EMA Russian Open Riichi Championship 2015 Vologda
27 872 2015-06-28 7/48 0% 2.00 EMA French Riichi Championship 2015 Paris
28 977 2015-06-21 2/44 0% 1.90 EMA Prague Open 2015 Prague
29 387 2015-04-26 20/32 0% 1.60 EMA Graz Open Riichi Tournament 2015 Graz
30 316 2015-03-15 14/20 0% 2.10 RR Nizhny Novgorod riichi mahjong tournament Nizhny Novgorod
31 721 2015-03-08 13/44 0% 2.50 EMA Moscow Riichi Championship 2015 Moscow
32 317 2014-12-07 44/64 0% 3.15 EMA Russian Open Riichi Championship 2014 Moscow
33 905 2014-09-21 7/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014 Moscow
34 857 2014-03-16 6/36 0% 1.70 EMA Tri Nitro Tournament: Third Detonation ! Puteaux
35 747 2014-02-15 20/76 0% 2.50 RR Moscow Riichi 2014 Moscow