Lartseva Olga

From Saint Petersburg, Russia

EMA: 15990443

Player page

Internal rating (RR)

Rating date Feb. 1, 2021 (latest changes Feb. 1, 2021).

107 place (197.63).

max_coefficients = (4.05 * 0.86 + 2.90 * 1 + 3.85 * 0.71 + 3.45 * 0.71) = 11.585645

p1 = (564.10 * 2.90 * 0.43 + 396.83 * 3.45 * 0.71 + 0 + 0 + 0) / (2.90 * 0.43 + 3.45 * 0.71 + 1 + 1 + 1) = 250.33415209604496

p2 = (396.83 * 3.45 * 0.71 + 564.10 * 2.90 * 0.43) / max_coefficients = 144.9258975223218

score = 250.33415209604496 * 0.5 + 144.9258975223218 * 0.5 = 197.6300248091834

Rating changes

Show

all results
Date Place Points Reason
2021-02-01 157 -> 107 275.20 -> 197.63
2020-02-01 157 275.20

Tournaments

# Base rank Date Place Power Coefficient Type Tournament
1 397 2019-11-24 39/64 71% 3.45 EMA Saint Petersburg Open 2019
2 564 2019-06-02 18/40 43% 2.90 RR Summer Cup 2019
3 205 2018-12-23 32/40 0% 2.90 RR North Cup 2018