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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1answer
73 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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126 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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114 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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73 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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1answer
290 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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1answer
71 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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2answers
207 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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1answer
291 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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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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5answers
1k 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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273 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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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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260 views

Precise skills connected with rating value

I recall a quote that went something like that: "A 1800 beats a 1500 by tactics, a 2100 a 1800 by foo, a 2400 a 2100 by bar and a 2700 a 2400 by opening(?!)". "Endgame" was in it ...
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80 views

Where can I find a description of the "old" USCF rating system (that was in use through the 1990's)?

Where can I find a description of the "old" USCF rating system - not the Harkness system, but the one after that, that was in use up until about 2001 when the "new rating system" ...
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174 views

Why is my rating not increasing on lichess.org?

I played some rated games and don't understand why my score doesn't go up. Usually, my score either goes up or goes down, depending on if I win or not. This time, it didn't even change. It is weird.
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Why reaching expert level is hard? [closed]

I was looking at the rating chart of Magnus Carlsen here's what I found: He learned chess at age of five(1995), On April 2001 his rating was 2064.Which means it took the best player in the world 6 ...
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1answer
556 views

List of female chess players by peak FIDE rating

Update: The answer currently doesn't include countries and other trivia like in the original one. Please consider posting an answer with at least the countries or editing current answer to include ...
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3answers
529 views

Worst ELO ever in history

I have a lot of questions about ratings, which are sort of connected, but I think I better split them. This is pair 1. I googled a bit: By definition, ELO>100, and someone said (chess.com) he ...
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Are chess players getting better, given the same rating?

Chess ratings are a relative thing at a particular time, just like boxing. It is not absolute, compared to weightlifting for example, in which the records keep getting broken. How would say a 1700 ...
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906 views

What's PlayMagnus age 10 Magnus' true elo?

I do realise that a similar question might have been asked before; however, all intel about the topic that I have managed to gather to date seems to be outdated: almost everywhere I search, it is said ...
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261 views

Why does the computer give me a high accuracy score?

My rating on chess.com is of about 1077 on rapid and today when I won a game against a player with slightly lower rating the analysis results said I played with 73 accuracy according to their best ...
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1answer
79 views

Why does my ability/rating against bots vary?

I've recently started playing chess again and am training against the chess.com bots. I've been able to blaze through the lower rated bots and started to get stuck around the 1100s with having to take ...
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1answer
96 views

How relevant is historical performance for Elo rating?

How far back are results of matches relevant for Elo purposes? If a player wins a few early matches then they will earn less points for later wins that if they'd lost those early matches. In the end ...
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513 views

Historical motivation for the 1200-1800ish rating average

Although there is some variation in rating systems (in chess), most systems put the starting value and the mean of all users somewhere around 1500. Some pools are higher, some are lower, but most have ...
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397 views

Can we quantify the handicap for playing blindfolded?

Roughly how much ELO does it cost a GM or top player to play blindfolded? For instance, if a 2600-rated GM were blindfolded, against what rating of opponent would they be expected to score roughly 50%?...
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117 views

Relation between ratings for Chess960 and standard chess

Is there any relation or any attempt at discovering a relation between Chess960 ratings and standard chess ratings? This can be for GMs, for (any)M's, for pro players, or for all players on lichess/...
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6k views

Mismatch between my puzzle rating and game rating on chess.com

On Chess.com, I recently passed 2000 in the puzzle section. However, in 10 minute games, I can't reach 1600. How do I bridge that gap and increase my game score? Is 10 minutes maybe too short of a ...
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1answer
176 views

Equalizing ratings across rapid, blitz and bullet?

I've been noticing that whenever I play rapid games at my current 2050 Lichess Elo my opponents are also between 1900-2100 blitz and sometimes their bullet rating is also sufficiently equal to their ...
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2k views

Elo distribution

In some online chess platforms you can see the Elo distribution of the players. It usually has Gaussian form. Is there somewhere where you can find the distribution of the classical Fide Elo?
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148 views

What is the Universal Rating System (URS)?

While watching this year's 2020 Champions Showdown Chess 9LX I noticed they gave players' ratings according to the URS or Universal Rating System. Which are the characteristics of this rating system?
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4k views

Are Elo Ratings Zero-Sum?

Are Elo ratings a zero-sum system in chess? In other words, if I gain +9 points from a game, does my opponent necessarily take a -9 point loss? If so, would it make sense to say that Elo points are a ...
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346 views

Why the initial rating of FIDE is calculated that strangely?

Let suppose an unrated player plays a FIDE rated swiss tournament where its opponent's ratings are e.g. 1300,2000,2100,2200,2300 and wins all of them, then his initial rating will be 2100 according to ...
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81 views

How rankings or ratings of the players are determined before the next tournament?

My question is and I would like to know, Chess grandmasters Bobby Fischer[AMERICA}, Boris Spassky[RUSSIA], Anatoly Karpov[RUSSIA], and Garry Kasparov[Russia]played against one another in many ...
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1answer
694 views

Initial FIDE rating below floor, what happens?

I'm curious to know what happens in the following scenario: I play a Swiss tournament and meet 3 rated players, I score at least half point but do badly overall. Then I play another Swiss tournament ...
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435 views

How viable is the hippopotamus defense?

Clearly the defense is not viable in top level chess for classical time controls. Roughly at what rating is it viable to have the hippopotamus defense as your primary black defense?
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1answer
325 views

Initial FIDE rating Question

According to FIDE, if I win half of my games in my first FIDE tournament, then my rating = the average of my opponents ratings. If a tournament has 10 rounds, and I can only play the first 3 (and in ...
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1answer
4k views

Worst grandmaster by rating

https://www.chess.com/forum/view/fun-with-chess/worlds-lowest-rated-grandmaster This is a joke thread about the 'world's worst grandmaster', Panko Smoobachuk. Seeing this post, I wondered, what is the ...
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1answer
84 views

Do you get rating points if the other player just leaves an online game and loses on time?

Some sites, eg chessbase, seem to have players that won't resign but either just leave for coffee until their clock runs out, or else they wait a minute then start another game so you have to ask the ...
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1answer
103 views

East and West German Chess

Interested in chess history, I wonder if there is an accessible data set that lists all players from East and West Germany in the 80's, ideally with information like the FIDE website (name, national ...
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1answer
81 views

As we come out of lockdown, how much FIDE rated chess was played in June 2020?

I asked a similar question about chess during lockdown. Now that some countries are coming out of lockdown and chess is resuming FIDE has published data for June. NB I looked at May data and as far as ...
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50 views

How do I improve my Chess rating [duplicate]

Its been almost three and a half years since I am playing chess online on chess.com. But I never crossed my Chess rating above 1500 on chess.com. And I think that three years is enough for anyone to ...
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214 views

Absolute strength and stability of Elo

Not sure how to phrase this... I am aware that Elo measures the relative strength of players. Let's assume for this question that there is such thing as an absolute strength in chess and that players ...
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15k views

Is there a list of approximate ELO ratings for each Stockfish level?

I want to create something that will select an appropriate Stockfish difficulty setting automatically given the player's rating. The straight Stockfish v11 that I've downloaded has 20 difficulty ...
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74 views

Need advice from class A players? [closed]

How much opening preparation does a 1800-1900(UCSF) player need and how to achieve that? Also, do you need class A tactics rating to reach class A chess ranking?
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27 views

How are ratings determined for training puzzles on lichess.org? [duplicate]

On lichess.org, how are the ratings for the tactical puzzles computed? I am trying to understand how some puzzles I find challenging are as low as the 1400s, while others that seem obvious are at ...
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1answer
814 views

What is the typical move prediction accuracy of human chess grandmasters?

I couldn't find any data about the percentage of moves that a typical human grandmaster would be able to predict in games of other human grandmasters. To clarify my definition of accuracy: The ...
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2k views

Why does the FIDE rating table go beyond 400?

The FIDE rating regulations say: 8.5 Determining the rating change for a rated player 8.51 For each game played against a rated player, determine the difference in rating between the player and his ...
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1k views

How does Elo rating gain scale with games played?

I only take two players starting out at 1500 Elo and have them play against each other with one player winning all games. Also I leave out any artificially introduced cut-offs. So the winner is ...
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2answers
398 views

How much FIDE rated chess was played in April 2020?

FIDE has just published the May 2020 rating list which brings the ratings up to date for games played in April. The rating file can be downloaded from the FIDE download page. Many countries have ...
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How did I overperform in this rapid tournament?

My bullet rating is currently 1400 and it's pretty much the only time format I play as it is quick. I figured that I wanted to think my moves more thoroughly so I played some rapid games in a Lichess ...

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