Chess rating system

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Avatar of monroy

congratulationes to chess.com , the sistem is very good thanks.

Avatar of Tiger-13

hi monroy

Avatar of Tiger-13

*congratulations

Avatar of Tiger-13

*system

Avatar of Tiger-13

hey upyusha,

Avatar of Tiger-13

the queen is only worth 9 points...XD

Avatar of Tiger-13

chess.com is fully awesome, but i don't get how de ratings CHANGES!!!!!!!!!!!!!!!!!!!!!!

Avatar of Ziryab
ILLYRIA wrote:

This question gets asked a lot on ratings topics, but I haven't seen it answered....if it's been asked and answered 14 times on earlier pages of this thread, sorry:

when your ratings change, is it by the amount shown when you accepted the challenge? or are ratings fluctuations DURING the game taken into account too?


The game is rated when it ends. The anticipated rating change at the start of the game reflects current ratings, but these may and often do change during the course of the game.

Something similar takes place in OTB events. Pairings and expected gain/loss are generally based upon latest published ratings. If a player plays multiple events between rating updates (four times per year in FIDE; monthly for USCF players), these predictions will be off.

As an example, in a recent local tournament I was #2 seed based on published ratings, but when the event was rated, I was #3. One of my opponent's had gone up due to results in an intervening event between the rating publication and our event.

Avatar of bayview
[COMMENT DELETED]
Avatar of shane97

once you play a game in that section it will never come back 1200

Avatar of Andy3210

can anyone have a rating below zero, that would be crazy.

Avatar of Rookbuster
o0obruceleeo0o wrote:
So the reason Kasparov is better than me is because his rating is higher than mine?

 NO its because he'd beat the bejesus out of you on the chessboard! lol

Avatar of Finbar9
Actually you can mate with a king and two nights. I've seen it demonstrated, though long ago.                        
Yes this is about right but you have to remember that a bishop can cover more squares than a knight and you can mate with 2 bishops but not with 2 knights. Therefore a bishop is generally considered a little bit better especially if the game gets towards the end-game. If you had a situation where one side had a knight and a few pawns and the other had a bishop and the same number of pawns, the percentages would be in favour of the bishop. The better the player the better the chances of getting  a draw.....the knight cannot make a mistake!

Avatar of lastwarrior2010

You will know about how much you are rated once you

a) get your average opponent rating close to yours

b) get about and even number of wins and losses

example:

Rating
Current: 1629
Highest: 1714 (22 Dec 2008)
Avg. Opp.: 1627
Best Win: 1922 (davishmcclurg)
Today's Rank: #7076 of 54,646 (87.1%)

 

Games
Total: 55
Won: 27 (49%)
Lost: 24 (44%)
Drawn:

4 (7%)

 

Avatar of Mendel314

Anyone know the statistical distribution of ratings? I read that 400 points is a standard deviation in ratings, which the article claimed meant that between two players with a 400 pt difference, the higher rated player was 91.1% to win. I am wondering if ratings follow a normal distribution.  if 1200 is average, that would mean that 95% of rated players are below 1984 (1.96x400).  If this isn't how ratings work, could some stat savvy person inform me how ratings are distributed?

Avatar of OpeningGambit
o0obruceleeo0o wrote:
So the reason Kasparov is better than me is because his rating is higher than mine?

 Yep, that's about right!Laughing

Avatar of DivineKnight

yay im above average!

Avatar of J_Piper

lastwarrior,

I have probably come to realize that after playing 250 games at long, I am exactly even, and my rating goes back and forth from 1210 - 1260.  I guess that is a good estimate of my rating ability.  However, my goal is that I can get eventually over 1300, which to me is an above average chess player, if you compare it with the population of all people who know how to play chess.  And because I'm competitive I think I should always establish some sort of goal for myself.

Avatar of SHERLOCK007

hiiiiiiiiiiiiiiiiiiiiii

Avatar of AfroDzEact

Well I'm still pretty new to this and my rating has sky rocketed I'm almost in the 1600 the semi-pro range.


Laughing