# Questions tagged [rating]

A number that approximates a player's skill. The actual meaning of the number depends upon the issuing organization. FIDE ratings are used as the international standard for over-the-board chess.

15 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
57 views

### Do FIDE or any of the federations rate Lightning chess?

Lightning chess predates digital clocks by many decades. It is basically 0+10s delay chess. A buzzer goes off every 10 seconds and the player on move has to move on the buzzer. The Scottish chess ...
• 100k
83 views

### What do the flags 'i', 'ie', 'in', 'n', 'w', 'wi', 'win', 'wn' mean in old FIDE rating lists?

I'm going through some old rating lists https://ratings.fide.com/download.phtml?period=2001-01-01 to be precise and came across these flags 'i', 'ie', 'in', 'n', 'w', 'wi', 'win', 'wn' I know that i = ...
• 2,778
148 views

### My FIDE Initial Rating Calculation Problem

I’m working on path to get my initial FIDE rating. I joined 8 local FIDE rated tournaments with result as follow. Rating = Result Rapid Ratings November 2022 1083 = 0 Rapid Ratings March 2023 1142 =...
• 21
64 views

### What is the actual and/or expected effect of the pandemic shutdowns on ratings?

As we're all aware, many over-the-board tournaments were canceled in the past couple of years. Some of them are coming back now, but many ratings are outdated. For example, in a recent tournament, one ...
• 19.9k
1 vote
33 views

### What the max possible USCF rating of a player after playing in an under 1400 tournament?

Assume a player is over 18, and has played 40 UCSF rated games. Then the player wins 5 games in a 5 round under 1400 swiss, what is the max possible rating of the player after the tournament? (Assume ...
• 1,448
1 vote
47 views

### Are there any large swiss with good playing standard that are not rated?

Chess players who are improving in the USA have good reasons to avoid increasing their ratings as prize money is often high in tournaments with a rating ceiling. The rules for such tournaments ...
• 1,448
1 vote
55 views

### What "hacks" does the Australian rating system (ACF) have to cope with fast improving children?

It seems practically all national rating systems have special rules to advoid issues with deflation due to fast improving children as well as special rules to help these children recorded ratings keep ...
• 1,448
1 vote
31 views

### How well does the English chess rating system predict results of games between under 18s and established adult players?

The English rating system makes it possible for someone to get a full rating without every playing a person with a full rating or playing anyone who have played someone with a full rating. Hence a ...
• 1,448
1 vote
115 views

### Rating decreased suddenly without reason, FIDE rating displayed wrongly in the website can anyone have such Problems

My son's rating opened when he played international match during August 2023. The rating was displayed in FIDE website on the last date of August, and it was 1156. Later on September he played another ...
• 11
1 vote
75 views

### How does the Australian rating system (ACF) make use of information from games played outside of Australia?

I have yet to find any details of how the Australian rating system is implemented other then it being based on Glicko2. It must clearly do more than the Glicko research papers says. This question is ...
• 1,448
96 views

### If existing top players never play someone, how to predict who would win if they play?

If a new strong player never gets the chance to play against existing top players, how can people best predict the win-rate or likelihood of outcomes if they hypothetically play? One possible way is ...
18 views

### What proportion of FIDE rated games are from swiss tournaments?

I assume most rated games are played in swiss tournaments, but have anyone looked at the data to see if this is case?
• 1,448
33 views

### Largest Elo variance for a GM

Too theoretical If you care to look at my national rating over time (available at the German federation), you might think I bag sand. Nope, that's normal for me. Extreme, but not unique, I guess. Let'...
98 views

### Should K be reduced when playing the same person often?

(Lets assume all these players are in their 30s and have been playing chess for many years, with no recent changes in how they train.) Say we have 7 players who play each other in an isolated club ...
• 1,448