Jetmund Olai Jansen
Men / born 2012
42
starts
285
top FINA
13
personal best events
PP Over The Years
2024: 3.5 / 2025: 13.9 / 2026: 10.1
400m Freestyle Progress
5 swims recordedAll disciplines| Date | Meet | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|---|
| 15 Mar 2024 | Zeekit LÅMØ Øst | 6.30,68 | 6.25,50 | 166 | 4.99 | -1.3 Rankings |
| 14 Mar 2025 | Zeekit LÅMØ Øst | 5.44,83 | 5.37,30 | 249 | 13.45 | -2.2 Rankings |
| 25 Oct 2025 | Speed Open | 5.37,30 | 5.34,28 | 255 | 10.79 | -0.9 Rankings |
| 17 Jan 2026 | Arena Open | 5.34,28 | 5.25,21 | 278 | 18.36 | -2.7 Rankings |
| 10 Apr 2026 | Zeekit LÅMØ Øst 1 - Oslo/Asker/Bærum - 2026 | 5.25,21 | 5.23,10 | 283 | 12.41 | -0.6 Rankings |
Best Improvements
100m Butterfly: -17.3% at Zeekit LÅMØ Øst
200m Backstroke: -11.4% at Zeekit LÅMØ Øst
100m Breaststroke: -8.7% at Marienlyst open
100m Butterfly: -7.1% at Speed Open
100m Butterfly: -4.4% at Zeekit LÅMØ Øst 1 - Oslo/Asker/Bærum - 2026
PBs
100m Breaststroke: 1.56,46
100m Butterfly: 1.14,55
100m Freestyle: 1.22,98
200m Backstroke: 2.48,58
200m Breaststroke: 3.10,71
200m Butterfly: 3.33,81
200m Freestyle: 2.37,21
200m Medley: 2.45,43
400m Freestyle: 5.23,10
400m Medley: 6.36,60
50m Backstroke: 37,17
50m Butterfly: 32,83
50m Freestyle: 31,10
Top 3 FINA
285 / 200m Medley / 2.45,43
285 / 200m Medley / 2.45,43
283 / 400m Freestyle / 5.23,10
Marienlyst Open01 May 2026 / Drammen
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 200m Medley National rankings | 2.45,43 | 2.45,43 | 285 | 10.92 | 0 |
| 50m Backstroke National rankings | 37,17 | 37,17 | 210 | 5.93 | 0 |
| 50m Butterfly National rankings | 32,83 | 32,83 | 273 | 10.02 | 0 |
| 50m Freestyle National rankings | 32,28 | 32,28 | 234 | 7.36 | 0 |
Zeekit LÅMØ Øst 1 - Oslo/Asker/Bærum - 202610 Apr 2026 / Lambertseter
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.17,99 | 1.14,55 | 262 | 21.09 | -4.4 |
| 200m Backstroke National rankings | 2.49,04 | 2.48,58 | 246 | 8.75 | -0.3 |
| 200m Breaststroke National rankings | 3.17,43 | 3.10,71 | 250 | 16.67 | -3.4 |
| 200m Medley National rankings | 2.50,68 | 2.45,43 | 285 | 20.64 | -3.1 |
| 400m Freestyle National rankings | 5.25,21 | 5.23,10 | 283 | 12.41 | -0.6 |
Asker Open06 Feb 2026 / Holmen
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.17,99 | 1.18,71 | 222 | 3.07 | 0.9 |
| 200m Backstroke National rankings | 2.51,09 | 2.49,04 | 244 | 10.55 | -1.2 |
| 200m Breaststroke National rankings | 3.22,69 | 3.17,43 | 225 | 11.81 | -2.6 |
| 200m Freestyle National rankings | 2.37,00 | 2.37,21 | 246 | 5.3 | 0.1 |
| 200m Medley National rankings | 2.50,68 | 2.52,35 | 252 | 3.78 | 1 |
| 50m Butterfly National rankings | 33,70 | 34,05 | 245 | 3.58 | 1 |
Arena Open17 Jan 2026 / Lambertseter
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Freestyle National rankings | 1.10,95 | DISK | 0 | 0 | n/a |
| 200m Breaststroke National rankings | 3.30,13 | 3.22,69 | 208 | 11.72 | -3.5 |
| 400m Freestyle National rankings | 5.34,28 | 5.25,21 | 278 | 18.36 | -2.7 |
Bærum Open05 Dec 2025 / Nadderud
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.19,54 | 1.17,99 | 228 | 10.64 | -1.9 |
| 200m Backstroke National rankings | 2.55,25 | 2.51,09 | 235 | 12.43 | -2.4 |
| 200m Medley National rankings | 2.57,29 | 2.50,68 | 259 | 18.72 | -3.7 |
| 50m Butterfly National rankings | 34,41 | 33,70 | 253 | 13.62 | -2.1 |
| 50m Freestyle National rankings | 31,41 | 31,10 | 261 | 11.55 | -1 |
Speed Open25 Oct 2025 / Manglerud
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.25,63 | 1.19,54 | 215 | 18.42 | -7.1 |
| 200m Backstroke National rankings | 2.55,25 | 2.57,99 | 209 | 1.99 | 1.6 |
| 400m Freestyle National rankings | 5.37,30 | 5.34,28 | 255 | 10.79 | -0.9 |
| 50m Butterfly National rankings | 35,62 | 34,41 | 237 | 14.98 | -3.4 |
| 50m Freestyle National rankings | 32,36 | 31,41 | 254 | 15.86 | -2.9 |
Lambertseter Open19 Sept 2025 / Lambertseter
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 200m Butterfly National rankings | 3.33,81 | 124 | 25 | n/a | |
| 400m Medley National rankings | 6.36,60 | 207 | 25 | n/a |
Zeekit LÅMØ Øst14 Mar 2025 / Lørenskog
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 1.29,38 | 1.25,63 | 172 | 8.86 | -4.2 |
| 200m Backstroke National rankings | 2.58,92 | 2.55,25 | 218 | 10.11 | -2.1 |
| 200m Breaststroke National rankings | 3.35,95 | 3.30,13 | 186 | 8.22 | -2.7 |
| 200m Medley National rankings | 3.05,33 | 2.57,29 | 231 | 16.19 | -4.3 |
| 400m Freestyle National rankings | 5.44,83 | 5.37,30 | 249 | 13.45 | -2.2 |
Marienlyst open26 Apr 2024 / Drammen
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Breaststroke National rankings | 2.07,59 | 1.56,46 | 106 | 4.89 | -8.7 |
| 100m Freestyle National rankings | 1.22,99 | 1.22,98 | 157 | 3.31 | 0 |
Zeekit LÅMØ Øst15 Mar 2024 / Manglerud
| Discipline | Start | Result | FINA | PP | PB +/- |
|---|---|---|---|---|---|
| 100m Butterfly National rankings | 2.23,63 | 1.58,81 | 64 | 2.03 | -17.3 |
| 200m Backstroke National rankings | 3.49,95 | 3.23,78 | 139 | 9.11 | -11.4 |
| 200m Breaststroke National rankings | 4.18,80 | DISK | 0 | 0 | n/a |
| 200m Medley National rankings | 3.55,30 | DISK | 0 | 0 | n/a |
| 400m Freestyle National rankings | 6.30,68 | 6.25,50 | 166 | 4.99 | -1.3 |