Butyrskikh Anna

From Yekaterinburg, Russia

EMA: 15020093

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Internal rating (RR)

Rating date April 10, 2019 (latest changes April 10, 2019).

102 place (420.35).

max_coefficients = (3.85 * 1 + 3.80 * 1 + 3.55 * 1 + 3.45 * 1) = 14.649999999999999

p1 = (419.35 * 2.20 * 0.14 + 1000 * 2.10 * 0.29 + 478.26 * 2.20 * 0.29 + 395.60 * 3.80 * 1 + 789.47 * 2.10 * 1) / (2.20 * 0.14 + 2.10 * 0.29 + 2.20 * 0.29 + 3.80 * 1 + 2.10 * 1) = 563.438395569463

p2 = (789.47 * 2.10 * 1 + 395.60 * 3.80 * 1 + 1000 * 2.10 * 0.29 + 478.26 * 2.20 * 0.29) / max_coefficients = 277.2539249146758

score = 563.438395569463 * 0.5 + 277.2539249146758 * 0.5 = 420.34616024206935

Rating changes

Show

Date Place Points Reason
2019-04-03 103 -> 102 420.35
2019-03-30 103 423.75 -> 420.35

Summer EMA rules tournament 2017: 43% -> 29%

2019-03-25 103 419.71 -> 423.75

"Spring shanten" tournament, Perm 2017: 14% -> 0%

2019-03-18 104 -> 103 419.71
2019-03-17 147 -> 104 325.14 -> 419.71

Spring hope: 0% -> 100%

2019-03-12 149 -> 147 325.14
2019-03-11 150 -> 149 325.14
2019-03-09 149 -> 150 325.14
2019-02-22 151 -> 149 325.14
2019-02-16 147 -> 151 328.43 -> 325.14

Second riichi mahjong tournament, Chelyabinsk 2017: 29% -> 14%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 789 2019-03-17 5/20 100% 2.10 RR Spring hope
2 396 2018-11-18 56/92 100% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
3 478 2017-07-30 13/24 29% 2.20 RR Summer EMA rules tournament 2017
4 1000 2017-06-11 1/28 29% 2.10 RR Tyumen Mahjong Tournament (TMT) 2017
5 419 2017-04-16 19/32 14% 2.20 RR Second riichi mahjong tournament, Chelyabinsk 2017
6 259 2017-03-25 21/28 0% 1.50 RR "Spring shanten" tournament, Perm 2017
7 739 2017-01-29 7/24 0% 2.20 RR The first tournament of 2017
8 743 2017-01-05 10/36 0% 2.50 RR Quick discard 2017
9 211 2016-02-07 16/20 0% 1.70 RR "Tiles, doras, 2 renchans"
10 870 2015-12-05 4/24 0% 1.80 RR 4 riichi mahjong tournament 2015
11 316 2015-09-27 14/20 0% 1.70 RR Plitochka
12 267 2015-08-29 12/16 0% 1.60 RR 3 riichi mahjong tournament 2015
13 800 2015-05-16 4/16 0% 1.60 RR 2 autumn riichi mahjong tournament 2015
14 111 2015-02-22 25/28 0% 1.90 RR 2 winter riichi mahjong tournament 2015
15 1000 2014-10-25 1/20 0% 1.30 RR Autumn riichi mahjong tournament 2014