Questions tagged [statistics]

Questions about game statistics, e.g. the winning percentage of a "line," the probability of some event occurring in a game, or player statistics.

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3
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1answer
598 views

How many 2200+ FIDE rated players are there?

Are there any sources for the recent numbers of players rated over 2200 byFIDE?
3
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1answer
62 views

What are the biggest events in chess by viewership?

I realise chess viewerships have skyrocketed due to organic growth in popularity, and especially due to more people being stuck indoors in the last year. Are there statistics on how many viewers each ...
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0answers
81 views

How often do GM-level classical games end in checkmate?

I understand that top-level games mostly end in draws or resignation, and presumably occasionally running out of time. What proportion of top level tournament games (in classical time controls) ...
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3answers
122 views

How do convert/parse/extract data from a PGN into a spreadsheet/google sheet/excel file?

Sequel to this question: Live statistics chess960 from chess.com? So suppose I go to like https://api.chess.com/pub/player/gmwso/games/2020/12 or https://api.chess.com/pub/player/gmwso/games/2020/12/...
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2answers
240 views

What is the physical response to a high level chess game?

Chess is used as an example of how the body can be influenced purely by brain activity: In the middle of a chess Grand Master tournament these people are maintaining blood pressure for 6 hours' ...
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1answer
146 views

Which countries have the most GMs per capita?

This interesting site has a "World map of chess grandmasters" which looks like this: Apart from the fact that Russia is very wide (it looks like it crosses 10 time zones), it looks like ...
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1answer
83 views

Live statistics chess960 from chess.com?

Cross-posted stackoverflow, but nothing. Both lichess and chess.com have the feature to play the variant chess960 live. However, only lichess has a graph showing how your live chess960 rating has ...
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1answer
125 views

Reasons for losing

Wouldn't be surprise if this is a duplicate (related even more related), but: Obviously there are two main ways to lose a game: Blundering it away in a single move or be slowly crushed by a better ...
2
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1answer
313 views

List of female chess players by peak FIDE rating

Update/Request: The answer currently doesn't include countries and other trivia like in the original one. Please consider posting an answer like this or editing current answer to include these. ...
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0answers
76 views

Winning percentage in chess 960 in 2021

How does the winning percentage (white win/draw/black win) in chess 960 (Fischer random) compare to that of regular chess? The above was asked here. I would like to re-ask this question with the ...
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2answers
532 views

Why, in online chess, is it that the shorter the time control, the higher the world leading elo is?

I noticed on lichess.org that the shorter the time control, the higher the world-leading elo is. Is there a simple explanation for that? I also noticed that, in the meantime, the shorter the time ...
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4answers
6k views

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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0answers
45 views

Percentage of decisive games decided by tactical mistakes?

In their book, The Woodpecker Method, Axel Smith and Hans Tikkanen give these percentages of decisive games decided by tactical mistakes: GMs 42% 2200-2400 44% 2000-2200 63% 1800-2000 72% They say: ...
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0answers
95 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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3answers
1k 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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2answers
178 views

How many FIDE rated games are played per year?

I was surprised not to be able to easily find this statistic. How many FIDE rated games are played around the world each year?
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2answers
125 views

Is there a data file available (e.g. a .csv) containing every single rated game?

Question Is there a data file somewhere containing every single (FIDE) rated game? What I found out so far I see many websites with some limited database search capability, or summary statistics, but ...
5
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2answers
300 views

What's the oldest age at which a grandmaster played their first rated game?

Of all grandmasters past and present, what is the oldest age at which any of them started playing chess? Define started playing chess: The day that person played their first (FIDE, or equivalent) ...
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1answer
163 views

What are the percentage rates for each promotion type?

I could not find the database which has this, but I would like to know what percentage of promoted pawns ends up being a queen, rook, bishop, or knight
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2answers
4k views

Do any grandmasters win more with black than white?

Some statistics indicate white scores 52-56% - but I wonder if that differs according to playing style - e.g. perhaps strong defenders prefer the black pieces. Do any former/current grandmasters have ...
4
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3answers
959 views

Is it true that amateur players tend to choose the advance variation after 1. e4 c6 2. d4 d5?

My database shows that after 1. e4 c6 2. d4 d5, white has the following main variations: Nc3 exd5 e5 and they are equally popular among professional players. However, from my experience playing ...
2
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1answer
80 views

Getting wrong results in perft stats with checks and mates

The perft count works well after testing with many positions from epd files from the web Now I want to see some perft stats like this one: https://www.chessprogramming.org/Perft_Results, from the ...
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1answer
74 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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1answer
217 views

What percentage of the time does White win in the Lomonosov tablebase?

Studies show a slight advantage for White for having the first move. In the tablebase of trillions of 7-piece endgames, with White to move, how many of those endgames end up as wins, how many as ...
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1answer
285 views

How often do grandmasters fail to mate soon when mate in five or less is possible?

The recent question, How often do grandmasters miss checkmate? , turned out to be a bit broad. This question asks about a simple subset of that one, which I hope can be answered with some precision. ...
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4answers
6k views

How often do grandmasters miss checkmate?

Although top players are extremely good at finding checkmate, the number of permutations of moves in just 3 moves can be hundreds of thousands, and the farther out the possible mate (e.g. mate in 4, ...
4
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1answer
710 views

By how much does being told what piece to move improve one's Elo?

Here is a (rather humorous) game in which a 900 player is told by a much higher rated player only which kind of piece to move (e.g. along the lines of "bishop", not "light square bishop"). Is it ...
6
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1answer
737 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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2answers
395 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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2answers
1k views

Statistics on rejected draw offers

I am wondering if there are any statistics on rejected draw offers (say of GM games). Namely, what are the following percentages of the following results when a draw offer is declined: The side that ...
5
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2answers
172 views

How to exploit an opponent must-win situation

I am 1.5 points clear of the field, and my last-round opponent is in a must-win situation for a prize. Is there a mathematically/statistically proven way for me to take advantage of this state of ...
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1answer
92 views

Are there any papers that highlight the problems with rating systems?

Ratings are a paradox. Mathematically they seem to dependent on other factors than ability. Yet people are obsessed with their rating as if it defines them as a person somehow. Are their any ...
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2answers
176 views

What is the average speed in tournaments for USFC rapid chess ratings?

Rapid ratings cover a very wide range of time controls and bump up against regular (where games are dual rated) as well as blitz time controls. What is the average time for USCF rapid games that are ...
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2answers
71 views

Is there an analysis of World Champions' games that shows the statistics of their game?

Is there an analysis of World Champion games, with the help of engines, that shows statistics like percentage of best moves played, blunders made, creative moves which computers can only see at high ...
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2answers
130 views

Are there any moves that are more popular in databases of GM games but are objectively inferior?

Usually in a particular opening position, if move A is more popular (in GM games) than move B, then either move A is objectively better than move B, or move A is equally good as move B. Are there ...
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5answers
6k views

Why have engines not increased top rated chess players' Elo?

The arrival of strong chess engines as Stockfish, Houdini or Rybka allow top players to deeply prepare lines in openings or to study better endgames. I would expect a rating increase of top players. ...
2
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1answer
203 views

Knight promotion percentages

Knight promotion is the second most common promotion. Most of the time it is to give an otherwise undeliverable check. But it doesn’t always come with check. Statistically speaking, what percentage of ...
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3answers
1k views

Why I did not see the first-mover advantage in my game history? [closed]

I have played over a thousand blitz games at chess.com and here are the results: I failed to notice any obvious difference between white and black. In other word, I do not see the the first-mover ...
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2answers
242 views

In Swiss tournaments, is it common to play weaker players when playing White?

I was looking at the statistics for my tournament games in SCID, and found something surprising. When I played opponents rated under 1000, 13 out of 15 times I've had White. Conversely, when I played ...
2
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1answer
281 views

Draw rates in classical chess between elite players?

I'm looking for detailed statistics exhibiting draw rate for elite players. I did find this and this publications, however, they only contain aggregated data for 2600+ players, and arrive at a figure ...
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4answers
644 views

Is there a low-end ELO Deflation?

I've heard often about Elo Inflation among the top chess players, meaning that a player rated 2650 Elo nowadays is weaker compared to a player rated 2650 Elo player 10 years ago. I'm curious if there'...
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2answers
7k views

How often does castling occur in grandmaster games?

May I know how to find in all grandmaster games, what the percentage of each of the following is? Kingside castling Queenside castling Never castled by the end of the game but still has the right to ...
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6answers
1k views

Is my low blitz game drawing rate at www.chess.com an indicator that I am weak in chess?

I have played 630 blitz game at chess.com and only 10.3% of my games are draw; see the diagram. When I play black, my drawing rate is slightly higher than my drawing rate playing white. This is ...
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3answers
3k views

What is the draw frequency for 3 consecutive games (same players; amateur level)?

In Mr. Robot (TV series) episode "eps2.2_init_1.asec", Elliot and Mr. Robot drew 3 consecutive chess games. They remark it's impossible. The odds of that are Impossible. As far as TV shows go, Mr. ...
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6answers
254 views

In the opening stage, can we determine that one move is better than another by looking at winning percentage?

After 1.c4 Nf6 2. Nc3 g6, thousands of games have been played with the following two moves of white: 3.g3 and 3.e4. It seems that the winning percentage suggested that 3.e4 is clearly better than 3....
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1answer
1k views

Most drawish and least drawish opening

Based on statistics (drawing percentage), which opening is the most drawish and which one is the least drawish? I am aware of questions such as this one, but my question is different. There are two ...
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3answers
1k views

What is the average number of legal moves per turn?

For example in the first turn there are 20 possible legal moves (16 pawn moves and 4 knights moves). This number increases in the middlegame and then decreases in the Endgame. Are there some ...
4
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1answer
975 views

Oscillating Stockfish Evaluation on Laptop

I'm using stockfish-9-bmi2 on my laptop to provide me move by move evaluation of games. I've set Stockfish to evaluate to depth = 25 plys. I find that the evaluation provided oscillates move-on-move ...
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3answers
2k views

Are there statistics on the results of armageddon games at the GM level?

I've tried finding statistics on the results of competitive armageddon games played at a high level (say, GM level), but to no avail. Evidently, these statistics must exist, as for example FIDE ...
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2answers
108 views

Can an Optimal Stopping strategy be applied to search functions?

Can the solution to the famous Secretary Problem be applied to the search function of a chess engine? Rejecting the first 37% moves and choosing the best one after that,or maybe even just checking the ...