Game |
| Result | Moves |
Year | Event/Locale | Opening |
1. S Georges vs A Mera Cedeno |
| 0-1 | 35 | 1989 | World Junior Championship | A16 English |
2. M Melgosa vs A Mera Cedeno |
| 0-1 | 39 | 1989 | World Junior Championship | B07 Pirc |
3. A Mera Cedeno vs J Segovia |
| 0-1 | 60 | 1989 | World Junior Championship | A62 Benoni, Fianchetto Variation |
4. D Zulu vs A Mera Cedeno |
| 0-1 | 37 | 1989 | World Junior Championship | B76 Sicilian, Dragon, Yugoslav Attack |
5. A Mera Cedeno vs C Walsh |
| 0-1 | 43 | 1989 | World Junior Championship | D68 Queen's Gambit Declined, Orthodox Defense, Classical |
6. T Dao vs A Mera Cedeno |
| ½-½ | 50 | 1989 | World Junior Championship | E83 King's Indian, Samisch |
7. A Mera Cedeno vs G de Meyer |
| 0-1 | 35 | 1989 | World Junior Championship | A58 Benko Gambit |
8. A Rodrigues vs A Mera Cedeno |
| ½-½ | 26 | 1989 | World Junior Championship | E67 King's Indian, Fianchetto |
9. A Mera Cedeno vs R Parodi |
| 1-0 | 41 | 1989 | World Junior Championship | D52 Queen's Gambit Declined |
10. V Miguel Lago vs A Mera Cedeno |
| 1-0 | 43 | 1989 | World Junior Championship | D78 Neo-Grunfeld, 6.O-O c6 |
11. A Mera Cedeno vs K Moutousis |
| 0-1 | 40 | 1989 | World Junior Championship | E15 Queen's Indian |
12. A Hoffman vs A Mera Cedeno |
| 1-0 | 34 | 1992 | Biel MTO Open | D12 Queen's Gambit Declined Slav |
13. G Vescovi vs A Mera Cedeno |
| 1-0 | 25 | 1993 | PAN-ch U18 | B32 Sicilian |
14. A Mera Cedeno vs D Leykekhman |
| ½-½ | 81 | 1995 | New York Open | A46 Queen's Pawn Game |
15. A Mera Cedeno vs E Formanek |
| 0-1 | 29 | 1995 | New York Open | D13 Queen's Gambit Declined Slav, Exchange Variation |
16. W Conover vs A Mera Cedeno |
| 0-1 | 45 | 1995 | New York Open | E32 Nimzo-Indian, Classical |
17. M Brooks vs A Mera Cedeno |
| 1-0 | 25 | 1995 | New York Open | C42 Petrov Defense |
18. A Mera Cedeno vs N Gamboa |
| 0-1 | 37 | 1997 | Quito Copa Saeta 1st | A96 Dutch, Classical Variation |
19. B Lugo vs A Mera Cedeno |
| 1-0 | 64 | 1997 | Quito Copa Saeta 1st | B06 Robatsch |
20. A Mera Cedeno vs R Gonzalez |
| 1-0 | 67 | 1999 | Copa Union de Reyes 4th | A04 Reti Opening |
21. A Mera Cedeno vs T Oral |
| ½-½ | 23 | 2000 | Istanbul Olympiad | A36 English |
22. Goldin vs A Mera Cedeno |
| 1-0 | 39 | 2001 | I American Continental | E61 King's Indian |
23. A Mera Cedeno vs E Guevara Sanchez |
| 1-0 | 33 | 2001 | I American Continental | D43 Queen's Gambit Declined Semi-Slav |
24. D Betancourt vs A Mera Cedeno |
| ½-½ | 58 | 2001 | I American Continental | A16 English |
25. A Mera Cedeno vs J Diaz |
| ½-½ | 59 | 2001 | I American Continental | A20 English |