| Game |
| Result | Moves |
Year |
Event/Locale | Opening |
| 1. S Heim vs C Gouveia |
| 0-1 | 41 |
1972 |
Graz | A89 Dutch, Leningrad, Main Variation with Nc6 |
| 2. V Tukmakov vs S Heim |
| 1-0 | 41 |
1972 |
WchT U26 19th prel-A | C09 French, Tarrasch, Open Variation, Main line |
| 3. J Aijala vs S Heim |
| 0-1 | 53 |
1972 |
WchT U26 19th fin-B | A22 English |
| 4. Uddenfeldt vs S Heim |
| ½-½ | 53 |
1973 |
Ribe 6 Nations chT | A31 English, Symmetrical, Benoni Formation |
| 5. S Heim vs S Buchal |
| 1-0 | 33 |
1973 |
Ribe 6 Nations chT | A31 English, Symmetrical, Benoni Formation |
| 6. J Kristiansen vs S Heim |
 | 1-0 | 19 |
1973 |
Ribe 6 Nations chT | B87 Sicilian, Fischer-Sozin with ...a6 and ...b5 |
| 7. S Heim vs P Saariluoma |
| 1-0 | 32 |
1973 |
Ribe 6 Nations chT | E69 King's Indian, Fianchetto, Classical Main line |
| 8. S Heim vs J Fridjonsson |
| 1-0 | 29 |
1973 |
Ribe 6 Nations chT | A36 English |
| 9. A J Whiteley vs S Heim |
| 1-0 | 29 |
1978 |
Kringsja | D75 Neo-Grunfeld, 6.cd Nxd5, 7.O-O c5, 8.dxc5 |
| 10. S Heim vs Plachetka |
| 0-1 | 97 |
1984 |
Thessaloniki ol (Men) | A58 Benko Gambit |
| 11. Chekhov vs S Heim |
| ½-½ | 24 |
1987 |
EU-Cup | A53 Old Indian |
| 12. S Heim vs Chekhov |
| 0-1 | 25 |
1987 |
EU-Cup | E73 King's Indian |
| 13. K Trygstad vs S Heim |
| 0-1 | 28 |
2001 |
Nordic Championships | A34 English, Symmetrical |
| 14. S Heim vs P Egeli |
| ½-½ | 16 |
2001 |
TCh-NOR Final | B16 Caro-Kann, Bronstein-Larsen Variation |
| 15. R Djurhuus vs S Heim |
| 1-0 | 64 |
2001 |
Nordic Championships | C02 French, Advance |
| 16. S Heim vs R Myhrvold |
| 1-0 | 35 |
2001 |
Nordic Championships | C48 Four Knights |
| 17. S Heim vs I Bern |
| 1-0 | 27 |
2001 |
TCh-NOR Final | B06 Robatsch |
| 18. S Heim vs L E Johannessen |
| 0-1 | 48 |
2001 |
Nordic Championships | C03 French, Tarrasch |
| 19. A Kogan vs S Heim |
| 1-0 | 63 |
2001 |
Nordic Championships | D02 Queen's Pawn Game |
| 20. M Sagafos vs S Heim |
| 0-1 | 81 |
2001 |
TCh-NOR Final | C02 French, Advance |
| 21. S Tjomsland vs S Heim |
| 0-1 | 60 |
2001 |
Nordic Championships | D07 Queen's Gambit Declined, Chigorin Defense |
| 22. S Heim vs H Lahlum |
| 1-0 | 33 |
2001 |
Nordic Championships | C07 French, Tarrasch |
| 23. T Romsdal vs S Heim |
| 0-1 | 54 |
2001 |
TCh-NOR Final | D06 Queen's Gambit Declined |
| 24. S Heim vs A Holmsten |
| 0-1 | 38 |
2001 |
Nordic Championships | B33 Sicilian |
| 25. O Valaker vs S Heim |
| 0-1 | 39 |
2001 |
Nordic Championships | D02 Queen's Pawn Game |