Chess.com rating conversion to OTB

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Avatar of VladimirHerceg91
knighttour2 wrote:

Want to calculate chess.com rating v OTB rating?  Play an OTB tournament and then do the addition/subtraction.  Easy

But how will they know who to match me up against if they don't know what my rating is? 

Avatar of Cherub_Enjel

It doesn't matter - if you are unrated, your rating is considered "0", and the pairing system works as it usually does. 

Avatar of knighttour2

In a USCF event you'll be "unrated" and play with effective rating of 0 or you'll play other unrateds

Avatar of urk
I'm 1800 blitz here and in tournaments I always beat 1800 players.
Myratingis1523 is full of crap.
Avatar of knighttour2

Bullet/blitz is unpredictable because of internet connection, speed of play, blitz/bullet specialists, bullet tricks like pre-move, etc

Long time control rating formula: chess.com correspondence rating - 300 = USCF rating.  

Avatar of Cherub_Enjel

Lol @urk it just means you're considerably better at classical than blitz. I've personally also never lost a game to an 1800 in my tournament history, although that's the rating category that I've probably played the most frequently. 

@knighttour2 Daily chess is pretty unreliable, because some people play 5 games at once, and some play 800+, and some, like me, play 150 at once. So is it "Correspondence" or a "Simul"? 

Avatar of knighttour2

Cherub: my experience is that people who move relatively quickly in corr. games on chess.com also move pretty quickly OTB.  I've seen OTB players (some of whom fairly decent) who play a G/120 in about half an hour no matter the position. They either don't have the discipline, interest,  or self control to think longer, or maybe they're just very instinctive.  I still think the formula a pretty good formula and of the players I know in real life and on chess.com it seems to work.

I will admit that the correlation stops once you reach around 2200+ on chess.com, because the rating pool gets very small and real rating and chess.com rating get closer together.  But for most people, I think their chess.com "long" rating is about 300 points higher than their USCF would be

Avatar of luckylittlefish

And what if you don't play correspondence chess? I don't play it often; only if one of my friends challenge me to it (very rarely) or if i accidentally joined a tournament. My correspondence rating is ~1600. According to knighttour, my USCF is ~1300. But my USCF and CFC is WAY beyond that. Plus my other ratings on chess.com.

Avatar of knighttour2

If you only play a few games obviously it won't work; it's like a provisional rating with a huge amount of fluctuation.  That should have been obvious  

Avatar of blueemu

My own off-the-cuff estimate is that chess.com ratings are inflated by roughly 150 points over OTB ratings.

I haven't played in an OTB tournament in literally decades, but there's no way that I'm nearly 2200 OTB.

Avatar of 3dchess

 VladimirHerceg91,

I guess that Valen562 is absolutely correct in his assessment.

 

I also think that amateur ratings are inherently imprecise whether they are OTB, online or FIDE. These ratings jump up and down a lot. There’s not a lot of difference there depending on the system; it’s just a bit chaotic. Some complained that the ratings here are deflated, and that in OTB the ratings will be higher. I guess they are correct but it’s still not all that important because the ratings are probably deflated here by mere 100 points, and that’s okay in my opinion. If I wanted to calibrate my rating or someone else’s, the simplest way would be playing a few rated games against Fritz or Shredder. The engines are always consistent in their strength; they are always firing on all cylinders; and they are never in a bad mood. The engines wouldn’t be biased, they would not tell you your game is bs, or it is a high level. They would give you the harsh reality of how things really stand. With that being said, engines are no good in evaluating your blitz or bullet ELO – it’s my opinion. You can roughly base your bullet and blitz ELO on your long game ELO. If you are much stronger in faster time controls, your ELO will be a bit higher in that department, or it will be the other way round.

 

The important thing here when playing bullet/blitz games is to switch on pre-moves and automatic queening, otherwise your bullet ELO will suffer happy.png  I’m sure you keep them switched on.

Another thing is we often prefer bullets and blitzes for fun, but I often feel that I’m getting dumbed down after those games. It’s a certain way to have almost no progress. Some GMs told me it is not even chess but it’s a lot fun.

Avatar of Cherub_Enjel
knighttour2 wrote:

Cherub: my experience is that people who move relatively quickly in corr. games on chess.com also move pretty quickly OTB.  I've seen OTB players (some of whom fairly decent) who play a G/120 in about half an hour no matter the position. They either don't have the discipline, interest,  or self control to think longer, or maybe they're just very instinctive.  I still think the formula a pretty good formula and of the players I know in real life and on chess.com it seems to work.

I will admit that the correlation stops once you reach around 2200+ on chess.com, because the rating pool gets very small and real rating and chess.com rating get closer together.  But for most people, I think their chess.com "long" rating is about 300 points higher than their USCF would be

Hold on - so are you saying that if you are playing 200 correspondence games here at once, you will spend about 3-5 minutes per move on the average position outside of the opening? You do realize that's at least 600 minutes - 10 hours of moves...? 

 

I'm not talking about players who are impulsive - those players can't play good chess no matter what time control, but I'm talking about players who don't take time in correspondence because they don't have forever to make moves in hundreds of games.

 

I am currently playing an FM who is lower rated than I am in daily, probably because he is playing hundreds of games like I am - of course, his/her blitz/live rating is much higher. 

Avatar of Ziryab

A lot of bragging here, but what it all comes down to if you read between the piles of digested grass is that there is no conversion chart because there is no consistent pattern.

Avatar of Cherub_Enjel

We have to get rid of the hubris somewhere wink.png

This thread is the perfect dumping ground, imo 

 

But yeah, of course there's no set conversion. 

Avatar of MickinMD

Based on my limited experience and examples of games by 1400-1500 players here that 1200 regular USCF OTB high school players I coached would be embarrassed if they were theirs, I think Jeremy Silman called it. at least for players around that level:

"Though your Chess.com rating is in the 1400s, your tournament rating would be closer to 1100 or 1200. Online ratings are often higher than tournament ratings, and they may give you a false sense of where you stand. You need to be very honest about that."

Source: https://www.chess.com/article/view/can-anyone-be-an-im-or-gm

Avatar of Cherub_Enjel

Perhaps that is true of 1400-1500 players, but have you seen the number of NMs and FMs who have chess.com ratings 100s of points below their OTB ratings? Typically you see these guys playing hundreds of games at once. 

I believe GM Cruel_Yaro has a daily of like 1400 or something, FIDE 2600. Plays tons and tons of games, times out on quite a few. 

Again, I think daily chess is probably one of the least reliable ratings, out of all the pretty unreliable ratings here. 

Avatar of JM3000

I have a national OTB rating of 2040 national and 1910 FIDE. In my opinion, yo can't compare online ratings and OTB ratings mainly for several reasons:

1) Time are not the same. In the best cases the comparation is 15+10 VS 90+30 in the worst is 5 VS 90+30. 

2) Tournament conditions. More stress, the obligation of write the moves, real chess set etc.

3) In online there are people that play for fun and relax, other people play for training (prove new openings, try to improve their skills etc). Usually, in OTB people play more seriously.  

Online sites are great. You can play for fun and you can play for training and improvement. However the only real method to know your OTB rating is playing in OTB Tournaments. 

Avatar of Ziryab

My current USCF is about 200 below my peak. My current blitz rating is about 50 below my USCF peak. I play a lot of NMs whose ratings are close to mine and score reasonably well. I am a USCF A Class player. FMs usually beat me. I do have some draws in correspondence against IMs, and several wins against NMs.

Avatar of NeilBerm
MyRatingis1523 wrote:
urk wrote:
I'm 1800 blitz here and in tournaments I always beat 1800 players.
Myratingis1523 is full of crap.

I don't know how much proof people need that people on this site are weak, people below 2000 live blitz hang all their pieces 50% of the time. I believe I already proved it when I climbed from 1300 live blitz to 2100 live blitz in 10 days by capturing hanging pieces?

If you want I can do that again and make a compilation of games where me or my opponent hangs multiple pieces in a game.

That's what happens in 3 minute games. They aren't exhibitions of precision, they are just a blunderfest. Even Magnus missed easy tactics that I or the commentators were able to notice on occasion during his chess.com grandmaster blitz battle match with grischuk. GM Simon Williams has videos on YouTube of his battersea chess club blitz tournament. He was paired with IM John bartholomew and won due to John hanging his rook. Observe his other games during the tournament and you will see innumerable blunders from OTB rated players with ratings around 2000.

Avatar of urk
Online chess doesn't get enough respect.

A lot of online players are quite strong and if they started regularly playing OTB they would quickly achieve high ratings.

But there is no conversion to equate OTB with online ratings. A player could be higher or lower than his online rating. Even an OTB rating is just a number, for that matter.