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

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How do I get a FIDE ID?

I’m going to play in my first tournament which have said the following: “Those who don’t have a FIDE ID have to enroll FIDE ID registration under your own federation” and I don’t understand what they ...
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2 answers
87 views

How do you calculate the chess rating of players using the Ingo system?

I have been reading on the references below but could not understand it. References: https://en.wikipedia.org/wiki/Chess_rating_system http://www.chessboss.com/chess-rating/ https://chessdelights.com/...
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2 votes
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How does a single player have 2 different FIDE accounts

When searched Yu, Yangyi you get 2 results. One is the top Chinese super GM. The other is an unrated player with Blitz rating 2544. Both have different Birth days according to FIDE but when I checked ...
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  • 573
3 votes
3 answers
548 views

Sorting players by FIDE blitz/rapid ratings

In the FIDE advanced search it seems to only allow search by standard rating. Is there a way, for example, to search the list of players with descending blitz rating or rapid rating? My final goal is ...
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9 votes
1 answer
858 views

Can a Chess Federation lower their NM title standard so people can get the benefits of it?

From what I read in the Wikipedia page https://en.wikipedia.org/wiki/Chess_title#National_titles it mentions Some national chess federations award titles such as "National Master" (NM). ...
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  • 573
10 votes
2 answers
3k views

How is it possible for a player without 2500 ELO to obtain the GM title?

I recently came across a GM who has a peak rating 2495 and has obtained the GM title after completing three norms. From my understanding, in order to become a GM one must Achieve a FIDE rating of ...
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  • 573
3 votes
1 answer
100 views

Why are unrated players counted as rated players in this FIDE rated event?

I came across this event where unrated players are also counted as rated players. Below you can see that every player has a rating of 1824 but when you view the tournament there are a lot of unrated ...
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9 votes
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347 views

Lowest rated player(s) who earned a GM norm

Who had the lowest rating when they earned at least one GM norm?
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3 votes
1 answer
49 views

What is the justification for calculations of FIDE unrated player having different rules depending on tournament type?

From the FIDE handbook 8.22 If he scores 50%, then Ru = Ra 8.23 If he scores more than 50%, then Ru = Ra + 20 for each half point scored over 50% 8.22 If he scores less than 50% in a Swiss or team ...
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3 votes
1 answer
50 views

What is the justification for the calculations of FIDE previously unrated player not being balanced?

From the FIDE handbook 8.22 If he scores 50%, then Ru = Ra 8.23 If he scores more than 50%, then Ru = Ra + 20 for each half point scored over 50% 8.22 If he scores less than 50% in a Swiss or team ...
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0 votes
1 answer
38 views

What is the difference between TPG and Tournament Performance Rating?

wI understand "Tournament Performance Rating", but I have seen a Web calculator that also has TPG. What is the difference between them and why are both used?
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1 vote
1 answer
334 views

Is there any (free) online tool for calculating Glicko-2 ratings after a game?

I am looking for a tool where I can input the Glicko-2 ratings of 2 players and the result of the match (1–0, 0–1 or draw). Also, the rest of the Glicko-2 parameters, i.e., each player’s rating ...
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6 votes
4 answers
758 views

Is there a tournament system that pairs players based on ratings being similar?

Clearly games are more fun when the result can't be predicted in advance hence pairing players who have not recently played each other and have similar ratings has advantages. After a few games it ...
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6 votes
1 answer
122 views

How do rating systems cope with clusters of players who nearly always only play people within their cluster?

Given the issues with rating people who mostly play within a cluster that contains few people who play outside the cluster, I was expecting rating systems to take more notice of results against ...
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2 votes
2 answers
303 views

Does FIDE publish the results of all rated games?

It seems a lot more information could be gained by fully processing a game results database then just updating a number only while looking at the previous months results. For example is a person's ...
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5 votes
2 answers
2k views

Players who are consistently rated over 2500 but are not GM

How many players are consistently rated over 2500 but are not grand masters? (I am interested in players who have been over 2500 for a few years while actively playing chess.) —---- See also Why wasn’...
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4 votes
1 answer
409 views

When a US tournament entry is limited based on rating, when is the rating checked?

I see that some tournaments with prizes are limited to low rated players. Given that travel requires planning, I expect entry to the tournament is processed some time before the 1st day of the ...
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5 votes
1 answer
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How quickly after a tournament are USCF ratings updated?

I see that for international ratings they are updated once per month using all results from completed tournaments in that month. When are USCF updated and published?
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3 votes
2 answers
1k views

FIDE Rating Distribution

This answer has a link to the Lichess blitz rating distribution which looks like this: It looks like a good approximation to a normal distribution, perhaps slightly skewed to the upper half, and has ...
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5 votes
4 answers
2k views

What do you call average?

Is there an average rating? If so, what is it? I saw this in a chess.com forum: There's no such thing as an "average" chess rating, but a solid club-level chess player might be rate ...
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17 votes
4 answers
6k views

What stops me from pumping up my rating by playing a 200 game match against a much weaker (>400 point difference) player?

This question is inspired by this extract from a question about minimum rating gain: One of the top 10 players in the world (say Magnus Carlsen), wants to increase his rating to 3000. He has a good ...
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-2 votes
1 answer
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Iuri Shkuro is part of the top peak FIDE blitz rating list (2800+) apparently by 'farming'

There's a Sep2020 reddit post by user ChessAddiction entitled 'How the Elo rating system works, and why "farming" lower rated players is not cheating.' I also ask about farming here: When is ...
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16 votes
1 answer
2k views

How do you register a FIDE rating?

I want to register a FIDE rating, but I can find nothing about that on the official website. How do I register an official FIDE rating?
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11 votes
5 answers
2k views

Approximating a rating for too strong engines

Suppose we have an extremely strong engine that happens to win every game it participates in even against the most powerful engines and players. If it continues to win every game, its rating (for ...
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1 vote
1 answer
129 views

As GMs get older, does their age affect their Classical, Rapid and Blitz ratings equally?

As GMs age beyond their prime, their ratings will likely drop in Classical, Rapid and Blitz chess. If we compare the mean Elo ratings of older and younger GMs across all 3 time controls, does it show ...
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12 votes
1 answer
250 views

Is there any correlation between average rating and the time of the day?

Crosspost to Stats.SE. I play online bullet, mostly lichess, sometimes chess.com. Once I noticed that my average performance varies depending on the time of the day: e.g. at the morning I can lose 50 ...
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4 votes
1 answer
323 views

What is "Hybrid Chess"?

According to the latest FIDE rating regulations: 2. Laws to be Followed      2.1 Play shall be governed by the FIDE Laws of Chess or the Regulations for Hybrid Chess Competitions So, "hybrid ...
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2 votes
1 answer
97 views

An abstract Top 1 player rating vs time

How the highest Elo rating has been changing over time? Is there such an abstract data? Preferably FIDE rating. I've been trying to find a graph or a table, but all I can find is a list of peak ...
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2 votes
1 answer
197 views

How is rating score calculated on Lichess?

I've recently lost to a 1500 player. My rating is about 1200. Ironically, he got 163 points. How is it possible for a 1500 player to gain more points on a lower-rated player? The system that Lichess ...
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-1 votes
2 answers
61 views

Planing 2022 targets [closed]

As I do every year at this time, I start to plan my targets for the coming year relating to different parts of my life. I tend to start with at target to reach for the end of the year then back it ...
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120 views

Why does rating differences matter more in lower rated games on lichess?

I'm rated 2150 in lichess.org and I have noticed that it is much harder for me to lose against a 2000 than a 1800 to lose against a 1650 despite having the same difference in rating points. Is there a ...
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8 votes
1 answer
250 views

What significant changes are there in the new FIDE rating regulations which come into effect from 1st January 2022?

A new document has appeared on the FIDE website called FIDE Rating Regulations effective from 1 January 2022. What are the significant changes from the previous rating regulations?
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4 votes
1 answer
260 views

Rating system (glicko, elo, etc): is 'predict the outcome of games' the same thing as 'reduce the number of upsets'?

From Lichess page 'Chess rating systems': Question: Which rating system is best? Answer: The purpose of rating systems is to predict the outcome of games. Therefore, they can be objectively better ...
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4 votes
1 answer
254 views

Rating effect on no-show

In a long time control (90+30) team championship game I showed up on time but wrong city and lost the game - will this affect my rating? I arrived at the wrong location and missed the game.
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15 votes
2 answers
7k views

Why is Magnus Carlsen's Elo rating not higher, given that his win rate is so high?

Magnus Carlsen's Elo rating is about 2870, and according to this quora answer, he hasn't lost a game in 100 games at the time of writing. Assuming that his win rate hasn't changed since then, and ...
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-2 votes
1 answer
162 views

Why is 'Elo' sometimes capitalised to 'ELO'? [closed]

Why is 'Elo' as in Elo rating system sometimes capitalised to 'ELO' when it's a last name and not an acronym? I notice people don't say GLICKO, for example. Some (heavily downvoted) reddit posts: ...
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-5 votes
1 answer
121 views

Is the average online account underrated in chess960?

I'm going to use lichess as an example, but I believe this applies to chessdotcom too. (I think it's better to use lichess as an example anyway because lichess and statistics for Chess960.) It looks ...
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2 votes
0 answers
41 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 ...
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1 vote
1 answer
83 views

Why Aimchess rapid 2021 match results do not contribute to rapid ratings?

I used to check player ratings updates on https://2700chess.com/rapid which is usually promptly updated, often within few minutes from the match end (at least during the last FIDE world cup this was ...
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0 votes
1 answer
174 views

What is the mean and standard deviation for men's and then women's standard FIDE ratings for those 2000 and above?

From this answer, the unconditional means and standard deviations are Female Mean = 1505, standard deviation = 339 Male Mean = 1675, standard deviation = 346 What about the case for ratings of 2000+ ? ...
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6 votes
1 answer
192 views

Why did the USCF stop using a "grandmaster" title in 1961?

I was somewhat surprised to learn recently that the USCF used to use a ratings-based "Grandmaster" title, which was a title above "Senior Master". It seems that this was not a ...
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0 votes
1 answer
151 views

List of female chess players by their peak FIDE rapid rating

Similar to these questions: List of female chess players by peak FIDE rating List of female chess players by peak FIDE rating with countries? List of chess players by their peak FIDE blitz rating ...
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2 votes
1 answer
492 views

List of chess players by their peak FIDE rapid rating

Similar to these: List of female chess players by peak FIDE rating List of female chess players by peak FIDE rating with countries? List of chess players by their peak FIDE blitz rating List of ...
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3 votes
1 answer
126 views

List of female chess players by their peak FIDE blitz rating

Similar to these: List of female chess players by peak FIDE rating List of female chess players by peak FIDE rating with countries? List of chess players by their peak FIDE blitz rating List of ...
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1 vote
2 answers
329 views

List of female chess players by peak FIDE rating with countries?

same question as here but with countries please. hopefully we can have a list as close to the original wiki page as possible. I'll start: 1 - Hungary - Judit Polgar - 2735 - 2005-07 - 1976 - N/A - ...
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4 votes
1 answer
601 views

List of chess players by their peak FIDE blitz rating

I've come across a list of the highest FIDE ratings ever achieved by all 2700+ players in the 2700chess.com: This shows all the players above 2700 in classical ordered by their FIDE peak rating. It ...
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24 votes
2 answers
4k views

What was Arpad Elo's own Elo rating?

I've found several sources that indicate that Arpad Elo was a "master-level chess player", but it's been very difficult to find any information about what Elo's own rating would have been ...
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  • 3,469
3 votes
6 answers
3k views

Does it makes sense to have a 1315 Blitz rating and a Rapid rating of 1729?

I am rated 1330 for Blitz on Lichess. I was trounced by a clearly better player who had a lower ranking of 1315 for Blitz. Their profile also shows a Rapid rating of 1729. Is it possible for these ...
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1 vote
2 answers
515 views

Where does Leela Zero stand (in terms of ELO / strength) when compared with other AI like Mu Zero / Alpha Zero?

I can break my puzzle down into the following: How strong is Leela Zero today in terms of rating / strength, esp when compared with Alpha Zero / Mu Zero? Does its rating get calculated as it ...
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  • 347
10 votes
2 answers
2k views

How high of a rating do I need to play in a OTB tournament?

I have recently been playing a lot of online chess and have around a 2000 rating in rapid on Lichess (I realize the ratings are not the most accurate, but it is my only point of reference). I'm ...
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