Nordnorsk Mesterskap 2025 kl 1

Open SwissStandard

18 players participated in this 6-round tournament, held from 06 Jun 2025 to 09 Jun 2025 in Harstad, Norway. Top 10 Elo average was 1679, and top seed was Nils-Jakob Schjelderup (🇳🇴 NOR, 1813).

Magnor Pettersen (🇳🇴 NOR, 1715) won with 4.0/6, ahead of Henrik Marienborg Strom (4.0) and Nils-Jakob Schjelderup (4.0). Pettersen shared the lead from round 1, winning on tie-break.

Location

🇳🇴Harstad, Norway

Dates

06 Jun 2025 → 09 Jun 2025

Time control

Standard: 90 minutes with 30 second increment from move 1

System

Swiss · 6 rounds

Top seed

🇳🇴Nils-Jakob Schjelderup1813

Avg top 10

1,679

Participants

Federations · 1 represented

🇳🇴Norway×18

Top 3

🥇
Magnor Pettersen
🇳🇴NOR·1715
4.0pts·1775perf+8.2
🥈
Henrik Marienborg Strom
🇳🇴NOR·1682
4.0pts·1801perf+32.8
🥉
Nils-Jakob Schjelderup
🇳🇴NOR·1813
4.0pts·1719perf-11.2

How it unfolded

Top 6 · 6 rounds

Tight race until R6; 8 players tied at 4.0/6, decided on Buchholz. Title race narrowed from 6 co-leaders at R4 to 8 at the finish.

Co-leaders

Jakobsen4Mathisen4Pettersen4Strom4Hansen4Schjelderup4

R6 · TIEBREAK CLUSTER

8 players finish on 4.0/6. Pettersen takes the title on Buchholz Cut1 (20.0).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Robert Jakobsen drew with Pal Strande Mathisen (Black).

R1–R6 · UNBEATEN

Robert Jakobsen went unbeaten across 6 games (R1–R6).

Key matchups · top 4

Head-to-head between the four finishers

Player	1	2	3	4
1Robert Jakobsen	*	½	½	½
2Pal Strande Mathisen	½	*	—	½
3Magnor Pettersen	½	—	*	½
4Henrik Marienborg Strom	½	½	½	*

Grille américaine

#	Player	Elo	Fed	R1	R2	R3	R4	R5	R6	Pts	Bu C1	Bu	SB	Perf	Δ
1	Pettersen, Magnor	1715	NOR	+7N	+11B	=6N	=2B	=3B	=5N	4.0	20.0	22.5	14.50	1775	+8.2
2	Strom, Henrik Marienborg	1682	NOR	+8B	=3N	+17B	=1N	=4B	=6B	4.0	20.0	21.0	13.00	1801	+32.8
3	Schjelderup, Nils-Jakob	1813	NOR	+10N	=2B	=5N	+13B	=1N	=4B	4.0	19.0	21.0	13.00	1719	-11.2
4	Mathisen, Pal Strande	1706	NOR	=9B	+18N	+12B	=6B	=2N	=3N	4.0	17.5	17.5	10.00	1837	+18.0
5	Hansen, Ola	1626	NOR	+13N	=12N	=3B	+11B	=6N	=1B	4.0	17.0	19.0	11.75	1796	+23.0
6	Jakobsen, Robert	1764	NOR	+18B	+17N	=1B	=4N	=5B	=2N	4.0	17.0	17.0	9.00	1768	+1.0
7	Bolgen, Magne	0	NOR	−1B	=8N	=9B	+10B	+13N	+11B	4.0	16.5	18.5	11.00	1636	0.0
8	Halvorsen, Bjornar	0	NOR	−2N	=7B	+14B	+12N	=11N	+9B	4.0	16.0	18.0	10.75	1670	0.0
9	Fagervold, David	0	NOR	=4N	−10B	=7N	+15N	+12B	−8N	3.0	17.5	18.5	7.50	1637	0.0
10	Wintervold, Ask	1505	NOR	−3B	+9N	−13B	−7N	+16B	+14N	3.0	15.0	16.0	6.00	1013	-5.6
11	Ryseth, Alf	1628	NOR	+16B	−1N	+15B	−5N	=8B	−7N	2.5	17.0	18.0	4.00	871	-17.6
12	Stensen, Lars A	1701	NOR	+15N	=5B	−4N	−8B	−9N	+16B	2.5	16.0	17.0	4.00	1473	-11.8
13	Turkmani, Shadi	0	NOR	−5B	F	+10N	−3N	−7B	+15N	2.0	16.0	16.0	4.00	1523	0.0
14	Krakenes, Jonas	0	NOR	−17B	F	−8N	+18N	+15B	−10B	2.0	9.0	9.0	1.00	1419	0.0
15	Frediani, Emil	0	NOR	−12B	+16N	−11N	−9B	−14N	−13B	1.0	12.0	13.0	1.00	865	0.0
16	Tuen, Kenneth	0	NOR	−11N	−15B	+18B	F	−10N	−12N	1.0	9.0	9.0	0.00	1385	0.0
17	Liljebakk, Tor Arne	1648	NOR	+14N	−6B	−2N	—	—	—	1.0	8.0	10.0	2.00	923	-31.6
18	Hammari, Rune	1479	NOR	−6N	−4B	−16N	−14B	F	—	0.0	11.0	11.0	0.00	935	-14.8

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers

1Strom, Henrik MarienborgNOR
+32.8
4.0 pts · #4
2Hansen, OlaNOR
+23.0
4.0 pts · #5
3Mathisen, Pal StrandeNOR
+18.0
4.0 pts · #2

Top rating losers

1Liljebakk, Tor ArneNOR
-31.6
1.0 pts · #14
2Ryseth, AlfNOR
-17.6
2.5 pts · #17
3Hammari, RuneNOR
-14.8
0.0 pts · #18