Sondre Strande Bollum
Men / born 2011
10
starts
238
top FINA
3
personal best events
PP Over The Years
2024: 2.5 / 2025: 11.9 / 2026: 1.5
Best Improvements
50m Freestyle: -6.2% at Julesvøm -25
100m Freestyle: -5.4% at Speed Open
50m Breaststroke: -4.5% at Speed Open
100m Freestyle: -3% at GIFFI vår open
50m Freestyle: -1.9% at GIFFI vår open
PBs
100m Freestyle: 1.12,33
50m Breaststroke: 46,81
50m Freestyle: 32,17
Top 3 FINA
238 / 100m Freestyle / 1.12,33
236 / 50m Freestyle / 32,17
228 / 100m Freestyle / 1.13,31
Vintersvøm08 Feb 2026 / Hamar
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 50m Breaststroke National rankings | 46,81 | 47,48 | 145 | 1.05 | 1.4 |
| 50m Freestyle National rankings | 32,17 | 32,82 | 222 | 1.87 | 2 |
Julesvøm -2529 Nov 2025 / Elverum
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Freestyle National rankings | 1.13,31 | 1.12,33 | 238 | 10.25 | -1.3 |
| 50m Breaststroke National rankings | 47,21 | 46,81 | 151 | 3.7 | -0.8 |
| 50m Freestyle National rankings | 34,28 | 32,17 | 236 | 20.72 | -6.2 |
Speed Open25 Oct 2025 / Manglerud
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Freestyle National rankings | 1.17,51 | 1.13,31 | 228 | 17.93 | -5.4 |
| 50m Breaststroke National rankings | 49,42 | 47,21 | 147 | 6.73 | -4.5 |
GIFFI vår open13 Apr 2024 / Nittedal
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Freestyle National rankings | 1.40,07 | 1.37,10 | 98 | 2.4 | -3 |
| 50m Breaststroke National rankings | 1.06,58 | 1.05,59 | 55 | 0.57 | -1.5 |
| 50m Freestyle National rankings | 38,05 | 37,34 | 151 | 4.67 | -1.9 |