| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1929 | 793 | 2144 | (64) | 14 |  
  | 1930 | 790 | 2153 | (70) | 0 |  
  | 1931 | 808 | 2162 | (73) | 0 |  
  | 1932 | 773 | 2171 | (73) | 0 |  
  | 1933 | 753 | 2180 | (72) | 0 |  
  | 1934 | 723 | 2189 | (68) | 2 |  
  | 1935 | 768 | 2187 | (65) | 0 |  
  | 1936 | 750 | 2184 | (58) | 5 |  
  | 1937 | 761 | 2174 | (53) | 0 |  
  | 1938 | 799 | 2164 | (42) | 30 |  
  | 1939 | 823 | 2145 | (49) | 11 |  
  | 1940 | 715 | 2154 | (60) | 0 |  
  | 1941 | 646 | 2163 | (66) | 0 |  
  | 1942 | 566 | 2172 | (70) | 0 |  
  | 1943 | 521 | 2181 | (70) | 0 |  
  | 1944 | 481 | 2190 | (69) | 0 |  
  | 1945 | 476 | 2199 | (64) | 0 |  
  | 1946 | 439 | 2208 | (56) | 20 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Lapin, G. |  
   | Born: |  
   | Died: |  |  |  |  
   | References |  | 
| Books |  
   | Di Felice, Chess Results, 1921-1930, page 246 |  
   | Di Felice, Chess Results, 1931-1935, page 268 |  
   | Di Felice, Chess Results, 1936-1940, page 362 |  
   | Di Felice, Chess Results, 1941-1946, page 294 |  
   | Gaige, Chess Tournament Crosstables IV, page 857 |  | Web |  
   | Popovsky, Alexey.  [All-Union Tournament of 1 category- Rostov-on-Don 1939] |  
   | Popovsky, Alexey.  [Match- Ivanovo February 1946] |  |  |