Petrova Anna

From Nizhny Novgorod, Russia

Player page

Online rating

Rating date July 12, 2023 (latest changes July 12, 2023).

70 place (233.30).

max_coefficients = (3 * 1 + 2.80 * 0.86 + 2.30 * 1) = 7.699879999999999

p1 = (459.77 * 3.25 * 0.43 + 373.13 * 3 * 1 + 0 + 0 + 0) / (3.25 * 0.43 + 3 * 1 + 1 + 1 + 1) = 238.04300042608162

p2 = (373.13 * 3 * 1 + 459.77 * 3.25 * 0.43) / max_coefficients = 228.55421123446084

score = 238.04300042608162 * 0.5 + 228.55421123446084 * 0.5 = 233.29860583027124

Rating changes

Show

all results
Date Place Points Reason
2023-07-02 107 -> 70 131.23 -> 233.30

Double Tournament with Naga: 0% -> 100%
2023-05-14 102 -> 107 156.99 -> 131.23

Winter Team Fight: 57% -> 43%
2023-04-20 104 -> 102 156.99
2023-04-18 95 -> 104 202.36 -> 156.99

Spring Online Tournament: 14% -> 0%
2023-04-15 96 -> 95 202.36
2023-04-13 97 -> 96 202.36
2023-04-06 158 -> 97 329.24 -> 202.36
2021-02-01 14 -> 158 660.02 -> 329.24
2020-02-01 14 660.02

Tournaments

# Base rank Date Place Power Coefficient Type Tournament City
1 373 2023-07-02 43/68 100% 3.00 ONLINE Double Tournament with Naga Russia
2 460 2021-11-14 48/88 43% 3.25 ONLINE Winter Team Fight Russia
3 194 2021-05-16 84/104 0% 3.45 ONLINE Riichi Online Open Team Cup Russia
4 538 2021-04-18 19/40 0% 2.40 ONLINE Spring Online Tournament Russia
5 474 2020-05-24 72/136 0% 3.69 ONLINE Riichi Online Open Team Cup Russia
6 105 2020-02-16 129/144 0% 3.71 ONLINE Riichi Online Open Team Cup 2020 Russia
7 0 2019-09-29 20/20 0% 1.90 ONLINE IORMC Qualifiers 2019 Russia
8 900 2019-09-01 5/41 0% 2.40 ONLINE Autumn Online Tournament Russia
9 236 2019-07-28 43/56 0% 2.80 ONLINE Summer Online Tournament Russia
10 892 2019-02-17 10/84 0% 3.20 ONLINE Riichi Online Open Team Cup Russia
11 587 2019-01-20 27/64 0% 2.95 ONLINE Winter Online Tournament Russia
12 681 2017-02-25 16/48 0% 2.00 ONLINE Winter riichi-blitz 2017 Russia
13 30 2016-11-26 66/68 0% 2.40 ONLINE Autumn riichi-blitz 2016 Russia