Esterkina
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| Moscow-Leningrad m | ??/??/1960 | 0 | |
| Leningrad-Moscow | 05/??/1959 | 0 | |
| URS-chT | 09/03/1954 | 0 |
Esterkina Repertoire with White pieces (most played)
| ECO | Opening | Games |
| D00 | Queen's pawn game | 1 games |
| A04 | Reti opening | 1 games |
| D91 | Gruenfeld, 5.Bg5 | 1 games |
| A91 | Dutch defence | 1 games |
Esterkina Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 1 games |
| D05 | Queen's pawn game | 1 games |
| D45 | Queen's Gambit Declined semi-Slav, 5.e3 | 1 games |
| D31 | Queen's Gambit Declined, 3.Nc3 | 1 games |
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