CChessStats

2026 Southern California State Championship

Round-RobinStandard

8 players participated in this 7-round tournament, held from 22 May 2026 to 25 May 2026 in Los Angeles, CA, United States. 8 titled players from 4 federations. Top 10 Elo average was 2414, and top seed was Andrey Baryshpolets (🇺🇦 UKR, GM, 2556).

Andrey Baryshpolets (🇺🇦 UKR, GM, 2556) won with 5.0/7, ahead of Rose Atwell (4.5) and Tsegmed Batchuluun (4.0).

The biggest upset came in round 7: Mikayel Rostomyan (FM, 2260) beat Arman Mikaelyan (GM, 2511), a +251-point gap.

Location
🇺🇸Los Angeles, CA, United States
Dates
22 May 2026 → 25 May 2026
Time control
Standard: 40 Moves in 90 Min. Incr. 30 Sec. / / 30 Min. Incr. 30 Sec.
System
Round-robin · 7 rounds
Top seed
🇺🇦GMAndrey Baryshpolets2556
Avg top 10
2,414
Participants
8
Titled players · 8
GM×4
IM×2
FM×2
Federations · 4 represented
🇺🇸United States of America×4
🇦🇲Armenia×2
🇲🇳Mongolia×1
🇺🇦Ukraine×1
Top 3

How it unfolded

Top 8 · 7 rounds

GM Andrey Baryshpolets led from R1 onwards, the runner-up race stayed tight.

Co-leaders
1
1
1
1
1
3
1
#1#2#4#8R1R2R3R4R5R6R7
Baryshpolets#1Atwell#2Mikaelyan#3Batchuluun#4Rostomyan#5Shlyakhtenko#6Khachiyan#7Colville#8
R1–R7 · LEAD HELD

GM Andrey Baryshpolets held the sole lead from R1 through R7 without losing it.

R3 · HEAD-TO-HEAD · WINNER VS 2ND

GM Andrey Baryshpolets drew with FM Rose Atwell (White).

R1–R7 · UNBEATEN

GM Andrey Baryshpolets went unbeaten across 7 games (R1–R7).

Cross-table

#PlayerElo12345678PtsSBBhΔ EloPerf
1🇺🇦GMBaryshpolets, Andrey2556*½½11½1½5.016.2523.0+0.52552
2🇺🇸FMAtwell, Rose2383½*½½1½½14.514.5023.5+26.82521
4🇲🇳GMBatchuluun, Tsegmed2431½½*01½½14.012.7524.0+3.12462
3🇦🇲GMMikaelyan, Arman25110½1*0½114.012.5024.0-5.22450
5🇦🇲FMRostomyan, Mikayel22600001*½1½3.09.0025.0+21.62386
7🇺🇸GMKhachiyan, Melikset2381½½½½½*002.510.2525.5-6.42317
6🇺🇸IMShlyakhtenko, Robert24610½½001*½2.58.0025.5-15.02306
8🇺🇸IMColville, Julian2331½000½1½*2.57.7525.5-2.42324

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
2026 Southern California State Championship — Los Angeles, CA, United States | Chess Tournament Results | ChessStats