CChessStats

Tonsberg Varturnering 2026 A

Round-RobinStandard

8 players participated in this 7-round tournament, held from 02 Mar 2026 to 30 Mar 2026 in Tonsberg, Norway. Top 10 Elo average was 1875, and top seed was Oystein Johnsen (🇳🇴 NOR, 1973).

Anders Helgerud (🇳🇴 NOR, 1839) won with 5.0/7, ahead of Nicolai Brun (5.0) and Oystein Johnsen (4.0). Helgerud shared the lead from round 5, winning on tie-break.

The biggest upset came in round 1: Vidar Aleksander Kopperud (1832) beat Oystein Johnsen (1973), a +141-point gap.

Location
🇳🇴Tonsberg, Norway
Dates
02 Mar 2026 → 30 Mar 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 7 rounds
Top seed
🇳🇴Oystein Johnsen1973
Avg top 10
1,875
Participants
8
Federations · 1 represented
🇳🇴Norway×8
Top 3

How it unfolded

Top 8 · 7 rounds

Title race narrowed from 2 co-leaders at R4 to 2 at the finish.

Co-leaders
3
2
1
2
2
1
2
#1#2#4#8R1R2R3R4R5R6R7Helgerud takes lead
R6 · LEADER CHANGE23 Mar

Anders Helgerud takes the sole lead (4.5/6).

R4 · HEAD-TO-HEAD · WINNER VS 2ND

Nicolai Brun drew with Anders Helgerud (Black).

Cross-table

#PlayerElo12345678PtsSBBhΔ EloPerf
2🇳🇴Helgerud, Anders1839*½½111½½5.016.7523.0+36.22031
1🇳🇴Brun, Nicolai1942½*½011115.015.0023.0+14.02016
3🇳🇴Johnsen, Oystein1973½½*0½½114.012.0024.0-9.61905
5🇳🇴Kopperud, Vidar Aleksander1832011*010½3.513.0024.5+7.81874
4🇳🇴Terpugov, Sergii181500½1*0113.59.0024.5+28.41878
6🇳🇴Artemjevs, Adrian191100½01*113.59.0024.5-6.81866
7🇳🇴Norbakken, Eirik1832½00100*12.57.0025.5-12.21772
8🇳🇴Schoyen, Rolf Andreas1856½00½000*1.04.2527.0-94.01561

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets