Game |
| Result | Moves |
Year | Event/Locale | Opening |
26. B Petersson vs H Jonasson |
| 1-0 | 37 | 2015 | Reykjavik Open | C01 French, Exchange |
27. E Rueger vs B Petersson |
| 0-1 | 25 | 2015 | Reykjavik Open | A07 King's Indian Attack |
28. B Petersson vs R Bjerke |
| ½-½ | 45 | 2015 | Reykjavik Open | A07 King's Indian Attack |
29. B Petersson vs M Narheim |
| 1-0 | 28 | 2015 | Politiken Cup | B25 Sicilian, Closed |
30. T B Nielsen vs B Petersson |
| 1-0 | 22 | 2015 | Politiken Cup | D13 Queen's Gambit Declined Slav, Exchange Variation |
31. B Petersson vs L Ostergaard Kristensen |
| 1-0 | 39 | 2015 | Politiken Cup | B18 Caro-Kann, Classical |
32. C Eriksson vs B Petersson |
| ½-½ | 28 | 2015 | Politiken Cup | B22 Sicilian, Alapin |
33. B Petersson vs H Molvig |
| ½-½ | 10 | 2015 | Politiken Cup | B25 Sicilian, Closed |
34. P Klings vs B Petersson |
| 1-0 | 51 | 2015 | Politiken Cup | A15 English |
35. B Petersson vs M Saetre |
| ½-½ | 63 | 2015 | Politiken Cup | B25 Sicilian, Closed |
36. August Berntsen-Oybo vs B Petersson |
| 1-0 | 55 | 2015 | Politiken Cup | D03 Torre Attack (Tartakower Variation) |
37. B Petersson vs C Keen |
| 1-0 | 48 | 2015 | Politiken Cup | B18 Caro-Kann, Classical |
38. B Petersson vs Timur Radionov |
| 0-1 | 41 | 2015 | Rilton Cup 2015/16 | C54 Giuoco Piano |
39. C Krantz vs B Petersson |
| 1-0 | 90 | 2015 | Rilton Cup 2015/16 | A45 Queen's Pawn Game |
40. B Petersson vs B Hammar |
| 1-0 | 62 | 2015 | Rilton Cup 2015/16 | B25 Sicilian, Closed |
41. P Goluch vs B Petersson |
| 1-0 | 38 | 2016 | Rilton Cup 2015/16 | B42 Sicilian, Kan |
42. J Haug vs B Petersson |
| 0-1 | 29 | 2016 | Rilton Cup 2015/16 | B41 Sicilian, Kan |
43. B Petersson vs P Koykka |
| 0-1 | 30 | 2016 | Rilton Cup 2015/16 | B03 Alekhine's Defense |
44. I Schitco vs B Petersson |
| 1-0 | 30 | 2016 | Rilton Cup 2015/16 | E92 King's Indian |
45. B Petersson vs S Kosmo |
| 0-1 | 33 | 2016 | Rilton Cup 2015/16 | B25 Sicilian, Closed |
46. B Petersson vs L Stark |
| 0-1 | 35 | 2016 | Hasselbacken Open | C00 French Defense |
47. B Petersson vs L de La Fuente |
 | 0-1 | 57 | 2016 | Rilton Cup 2016/17 | B25 Sicilian, Closed |
48. I Babikov vs B Petersson |
| ½-½ | 25 | 2016 | Rilton Cup 2016/17 | B28 Sicilian, O'Kelly Variation |
49. B Petersson vs A Hobber |
| 1-0 | 41 | 2016 | Rilton Cup 2016/17 | C00 French Defense |
50. N Sarin vs B Petersson |
| 1-0 | 39 | 2016 | Rilton Cup 2016/17 | E94 King's Indian, Orthodox |