MJ. Armstrong
Last tournaments played
| Tournament | Date | Elo Avg. | Country |
| BCF-chT2 9899 (4NCL) | ??/??/1998 | 1256 |  United Kingdom |
| BCF-chT2 9900 (4NCL) | 10/09/1999 | 1331 | United Kingdom |
| EUCup Gr1 | 09/17/1999 | 2342 |  Estonia |
| Hastings Challengers 9192 | 12/??/1991 | 2032 | United Kingdom |
MJ. Armstrong Repertoire with White pieces (most played)
| ECO | Opening | Games |
| C12 | French, MacCutcheon variation | 1 games |
| B40 | Sicilian defence | 1 games |
| E60 | King's Indian defence | 1 games |
| A92 | Dutch defence | 1 games |
MJ. Armstrong Repertoire with Black pieces (most played)
| ECO | Opening | Games |
| B14 | Caro-Kann, Panov-Botvinnik attack, 5...e6 | 3 games |
| D36 | Queen's Gambit Declined, exchange, positional line, 6.Qc2 | 2 games |
| B11 | Caro-Kann, two knights, 3...Bg4 | 1 games |
| B12 | Caro-Kann defence | 1 games |
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