Rather than twiddling your thumbs

Here is some Boston Blitz performance data for the 2007 US Chess League regular season that you can review while waiting around to find out who the Blitz's opponent will be in the second round of the playoffs. Players are listed by the difference between their performance rating and actual rating (descending order). Actual ratings as listed in the USCL game files were used (not USCL lineup ratings listed in the rosters).

1. SM Jorge Sammour-Hasbun (2576)
   
   Wins-Losses-Draws: 4-0-1
   Average Opponent Rating: 2481
   Avg Opp Rating - Player's Rating: -95
   Performance Rating: 2801
   Perf Rating - Player's Rating: 225
   
   
2. NM Chris Williams (2241)
   
   Wins-Losses-Draws: 5-2-0
   Average Opponent Rating: 2216
   Avg Opp Rating - Player's Rating: -25
   Performance Rating: 2387
   Perf Rating - Player's Rating: 146
   
   
3. NM Denys Shmelov (2391)
   
   Wins-Losses-Draws: 4-0-5
   Average Opponent Rating: 2354
   Avg Opp Rating - Player's Rating: -37
   Performance Rating: 2532
   Perf Rating - Player's Rating: 141
   
   
4. GM Larry Christiansen (2669)
   
   Wins-Losses-Draws: 2-0-6
   Average Opponent Rating: 2642
   Avg Opp Rating - Player's Rating: -28
   Performance Rating: 2742
   Perf Rating - Player's Rating: 73
   
   
5. NM Vadim Martirosov (2264)
   
   Wins-Losses-Draws: 0-0-1
   Average Opponent Rating: 2291
   Avg Opp Rating - Player's Rating: 27
   Performance Rating: 2291
   Perf Rating - Player's Rating: 27
   
   
6. FM William Kelleher (2392)
   
   Wins-Losses-Draws: 0-2-1
   Average Opponent Rating: 2478
   Avg Opp Rating - Player's Rating: 86
   Performance Rating: 2211
   Perf Rating - Player's Rating: -181
   
   
7. Ilya Krasik (2137)
   
   Wins-Losses-Draws: 0-2-1
   Average Opponent Rating: 2214
   Avg Opp Rating - Player's Rating: 77
   Performance Rating: 1948
   Perf Rating - Player's Rating: -189
   
   
8. GM Eugene Perelshteyn (2615)
   
   Wins-Losses-Draws: 0-2-2
   Average Opponent Rating: 2520
   Avg Opp Rating - Player's Rating: -95
   Performance Rating: 2320
   Perf Rating - Player's Rating: -295
   

Here are a few interesting facts to ponder:

• Sammour-Hasbun, Shmelov and Christiansen didn't lose a game all season.
  
  
• Martirosov, Kelleher, Krasik and Perelshteyn didn't win one.
  
  
• Only Williams had both wins and losses, yet he had no draws.
  
  
• All eight Blitz losses came on Boards 2 and 4 (four each).

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In other Blitz news:

• Boston topped the final version of the second most famous USCL quantitative power rankings.
  
  
• Larry Christiansen took second in OrangeKing's MOP awards. Shmelov and Williams took the top two spots for Best NM.
  
  
• Arun Sharma gives the Blitz a 34% chance of winning the 2007 USCL Championship.

BCC Weblog provides independent coverage of the United States Chess League. It is not affiliated with the USCL or the Boston Blitz.