Nadanyan Vladimir

European Champion 2019

From Moscow, Russia

EMA: 15990280

Player page

Internal rating (RR)

Rating date May 17, 2021 (latest changes May 15, 2021).

13 place (647.59).

max_coefficients = (4.05 * 0.57 + 2.90 * 0.71 + 3.45 * 0.57 + 2.70 * 0.71) = 8.285580000000001

p1 = (720.93 * 2.70 * 0.43 + 809.52 * 3.85 * 0.43 + 920.63 * 3.45 * 0.57 + 342.34 * 4.05 * 0.57 + 615.38 * 2.90 * 0.71) / (2.70 * 0.43 + 3.85 * 0.43 + 3.45 * 0.57 + 4.05 * 0.57 + 2.90 * 0.71) = 660.3821350239515

p2 = (920.63 * 3.45 * 0.57 + 809.52 * 3.85 * 0.43 + 615.38 * 2.90 * 0.71 + 720.93 * 2.70 * 0.43) / max_coefficients = 634.8016674753004

score = 660.3821350239515 * 0.5 + 634.8016674753004 * 0.5 = 647.591901249626

Rating changes

Show

Date Place Points Reason
2021-05-08 12 -> 13 646.16 -> 647.59

Big open chiitoitsu in a small tenpai: 86% -> 71%

2021-05-04 12 665.48 -> 646.16

Aki Shanten 2019: 57% -> 43%

2021-04-20 10 -> 12 681.97 -> 665.48

Minsk Midori open 2019: 57% -> 43%

2021-04-15 13 -> 10 652.39 -> 681.97

VIII Russian Riichi Championship: 71% -> 57%

2021-04-13 14 -> 13 652.39
2021-03-26 15 -> 14 641.07 -> 652.39
2021-03-24 14 -> 15 660.93 -> 641.07

Saint Petersburg Open 2019: 71% -> 57%

2021-03-08 13 -> 14 659.25 -> 660.93

Big open chiitoitsu in a small tenpai: 100% -> 86%

2021-03-04 11 -> 13 669.72 -> 659.25

Aki Shanten 2019: 71% -> 57%

2021-02-20 11 683.15 -> 669.72

Minsk Midori open 2019: 71% -> 57%

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 615 2020-03-08 16/40 71% 2.90 EMA Big open chiitoitsu in a small tenpai
2 342 2019-12-15 74/112 57% 4.05 EMA VIII Russian Riichi Championship
3 921 2019-11-24 6/64 57% 3.45 EMA Saint Petersburg Open 2019
4 810 2019-11-04 13/64 43% 3.85 EMA Aki Shanten 2019
5 721 2019-10-20 13/44 43% 2.70 EMA Minsk Midori open 2019
6 787 2019-01-13 11/48 0% 3.10 RR Agari team tournament 2019
7 154 2018-12-23 34/40 0% 2.90 RR North Cup 2018
8 873 2018-12-16 9/64 0% 3.45 EMA White Dragon Tournament
9 429 2018-11-18 53/92 0% 3.80 EMA VII Russian Riichi Championship "Aki Shanten"
10 787 2018-08-19 11/48 0% 3.10 RR Moscow Riichi Open 2018
11 380 2018-06-11 45/72 0% 3.55 EMA RCR Saint Petersburg South Cup 2018
12 349 2017-10-22 42/64 0% 3.45 EMA Moscow Riichi Open 2017
13 630 2017-09-24 11/28 0% 2.60 RR Moscow Riichi Half Marathon 2017
14 800 2017-07-09 8/36 0% 3.20 RR Moscow Open Riichi Marathon 2017
15 359 2017-03-11 26/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules)
16 200 2017-02-12 13/16 0% 2.30 RR February mini-tournament glhf; 2017
17 338 2016-12-04 48/72 0% 3.25 EMA Saint Petersburg Riichi Open 2016
18 563 2016-09-11 39/88 0% 3.45 EMA V Russian Riichi Championship 2016