Perov Nikita

Russian Champion 2016

From Moscow, Russia

EMA: 15990030

Player page

Common russian riichi rating (CRR)

Rating date May 31, 2025 (latest changes May 30, 2025).

241 place (122.06).

max_coefficients = (4.60 * 0.86 + 3.85 * 1 + 3.75 * 1 + 3.65 * 1) = 15.19266

p1 = (384.62 * 2.90 * 0.43 + 213.48 * 3.75 * 1 + 0 + 0 + 0) / (2.90 * 0.43 + 3.75 * 1 + 1 + 1 + 1) = 159.96742124925245

p2 = (213.48 * 3.75 * 1 + 384.62 * 2.90 * 0.43) / max_coefficients = 84.15971923284006

score = 159.96742124925245 * 0.5 + 84.15971923284006 * 0.5 = 122.06357024104625

Rating changes

Show

all results
Date Place Points Reason
2025-05-30 242 -> 241 122.06
2025-05-26 238 -> 242 132.84 -> 122.06

Autumn Agari tournament: 57% -> 43%
2025-05-17 235 -> 238 132.84
2025-05-12 235 130.88 -> 132.84
2025-05-03 232 -> 235 130.88
2025-04-27 227 -> 232 130.88
2025-04-26 226 -> 227 130.88
2025-04-22 229 -> 226 130.88
2025-04-13 226 -> 229 130.88
2025-03-30 227 -> 226 130.88

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 213 2024-10-13 71/90 100% 3.75 RR Moscow Riichi 2024 Moscow
2 385 2023-11-26 25/40 43% 2.90 CRR Autumn Agari tournament Moscow
3 306 2022-06-12 78/112 0% 4.05 RR Moscow Riichi 2022 Moscow
4 213 2018-08-19 38/48 0% 3.10 RR Moscow Riichi Open 2018 Moscow
5 852 2018-05-20 5/28 0% 3.50 CRR A-League Moscow
6 963 2018-01-20 2/28 0% 1.70 CRR Team tournament Agari. Season event Moscow
7 429 2017-10-22 37/64 0% 3.45 EMA Moscow Riichi Open 2017 Moscow
8 718 2017-03-11 12/40 0% 2.00 RR Moscow championship 2017 (JPML-A rules) Moscow
9 1000 2016-09-11 1/88 0% 3.45 EMA V Russian Riichi Championship 2016 Moscow
10 1000 2016-04-17 1/16 0% 1.20 RR Riichi mahjong league tournament 2016 (JPML-A rules) Moscow
11 818 2016-03-13 19/100 0% 3.40 RR "Japanese House" riichi mahjong cup 2016 Moscow
12 190 2014-12-07 52/64 0% 3.15 EMA Russian Open Riichi Championship 2014 Moscow
13 825 2014-09-21 12/64 0% 3.15 RR "Japanese House" riichi mahjong cup 2014 Moscow
14 773 2014-02-15 18/76 0% 2.50 RR Moscow Riichi 2014 Moscow
15 845 2013-12-08 12/72 0% 3.25 EMA Russian Riichi Championship 2013 Moscow
16 836 2013-05-19 10/56 0% 3.00 RR "Japanese House" riichi mahjong cup 2013 Moscow
17 600 2011-04-23 15/36 0% 0.90 EMA Moscow Riichi 2011 Moscow