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Questions tagged [elo]

Use when the question is ABOUT the Elo rating system not when it mentions Elo

The Elo rating system is named after the Hungarian-American physics professor (and 8-time state champion chess master) Arpad Elo, who originally devised his rating system around 1960, as an improvement to the earlier Harkness system which was in use at the time.

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Is Elo conserved?

Does the average elo of a group that plays only amongst themselves stay constant? For example, say 100 players start with 2000 rating and they play only amongst themselves many times. Will their total Elo remain at 2000*100, decay, or increase over…
Indigo1729
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What's "National Master" in China?

Someone told me he's a national master in the Chinese rating system (not FIDE). His English wasn't very good, so he wasn't able to communicate more. He doesn't have a FIDE rating. He has only played rated games in China. What does that mean? What's…
SmallChess
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How would you figure out someone's Elo rating from a single game of chess?

I'm basically fishing for suggestions here... there is an AI contest to figure out a person's rating from a single game. The contest's description mentions Ken Regan's approach that makes use of engine evaluations of players' moves (and the…
tbischel
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I'm looking for informations about calculating ELO (FIDE) rank

I'm looking this informations for new app to calculating ELO (FIDE) rank after games (live tournament etc.). So you can predict your future rank before it is pbulished on FIDE site.
Zbyszek Pietras
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What happens if my initial rating is below 1000?

If I were to play 5 FIDE rated games against players rated 1000 and I scored half a point in all of them; Will my FIDE rating still be calculated but shown as unrated? What happens if I play more games and my FIDE rating is still less than 1000?
Sami Yousefvand
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How to reach ELO Rating 2000?

I started playing chess a year ago, now my chess ELO rating is 750. How much time it takes for me to reach 2000 ELO rating assuming i play 2 hours of chess everyday? Is working on ELO rating important at all?
pbu
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