CChessStats

Sotra SK Host 2025 R 4-6

Open SwissStandard

9 players participated in this 6-round tournament, held from 30 Oct 2025 to 27 Nov 2025 in Straume, Norway. Top 10 Elo average was 1482, and top seed was Siver Flaten (πŸ‡³πŸ‡΄ NOR, 1857).

Martin Orvedal (πŸ‡³πŸ‡΄ NOR, 1685) won with 2.5/6, ahead of Jarle Sivertsen (1.5) and Marko Erdevicki (1.0). Orvedal shared the lead from round 4 and won solo starting round 5.

The biggest upset came in round 4: Marko Erdevicki (1615) beat Eirik Maartmann-Moe (1720), a +105-point gap.

Location
πŸ‡³πŸ‡΄Straume, Norway
Dates
30 Oct 2025 β†’ 27 Nov 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss Β· 6 rounds
Top seed
πŸ‡³πŸ‡΄Siver Flaten1857
Avg top 10
1,482
Participants
9
Federations Β· 1 represented
πŸ‡³πŸ‡΄NorwayΓ—9
Top 3

How it unfolded

Top 6 Β· 6 rounds

Martin Orvedal led from R5; +1.0-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R5.

Co-leaders
15
10
10
4
1
1
1.534.56R1R2R3R4R5R6
R5–R6 Β· LEAD HELD

Martin Orvedal never relinquished the lead after R5; final gap +1.0 over the runner-up.

R6 Β· HEAD-TO-HEAD Β· WINNER VS 2ND

Martin Orvedal drew with Jarle Sivertsen (White).

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1Martin Orvedal*
Β½
β€”β€”
2Jarle Sivertsen
Β½
*β€”β€”
3Eirik Maartmann-Moeβ€”β€”*β€”
4Ronny Hjellandβ€”β€”β€”*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΞ”
1Orvedal, Martin1685NORFFF+9N+3N=2B2.52.52.51.751954+20.6
2Sivertsen, Jarle1845NORFFF+5BF=1N1.53.53.52.251957+5.6
3Erdevicki, Marko1615NORFFF+4Nβˆ’1Bβ€”1.03.53.51.001696+3.4
4Maartmann-Moe, Eirik1720NORFFFβˆ’3B+7Nβ€”1.01.51.50.501546-8.8
5Flaten, Siver1857NORFFFβˆ’2NF+9B1.01.51.50.001705-14.4
6Hjelland, Ronny0NORFFF+?Nβ€”β€”1.00.00.00.0014420.0
7Singdahlsen, Joakim Merkesdal1447NORFFF=8Bβˆ’4Bβ€”0.51.51.50.251471+0.8
8Instanes, Bjorn1608NORFFF=7Nβ€”β€”0.50.50.50.251459-4.0
9Cziboly, Mihaly1560NORFFFβˆ’1BFβˆ’5N0.03.53.50.00964-20.0

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
Sotra SK Host 2025 R 4-6 β€” Straume, Norway | Chess Tournament Results | ChessStats