2025 July Cornerstone Chess - Group 3
Round-RobinStandard
6 players participated in this 3-round tournament, held from 18 Jul 2025 to 20 Jul 2025 in Sunnyvale, CA, United States. 1 titled players from 2 federations. Top 10 Elo average was 2012, and top seed was Theodore Coyne (🇺🇸 USA, 2111).
Davaakhuu Munkhzul (🇲🇳 MGL, WIM, 2042) won with 2.0/3, ahead of Joshua Xia (2.0) and Theodore Coyne (1.5). Munkhzul took the lead from round 1, winning on tie-break.
Location
🇺🇸Sunnyvale, CA, United States
Dates
18 Jul 2025 → 20 Jul 2025
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Round-robin · 3 rounds
Titled players · 1
WIM×1
Federations · 2 represented
🇺🇸United States of America×5
🇲🇳Mongolia×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 3 roundsWIM Davaakhuu Munkhzul led from R1 onwards, the runner-up race stayed tight.
Co-leaders
1
2
2
R1–R3 · LEAD HELD
WIM Davaakhuu Munkhzul held the sole lead from R1 through R3 without losing it.
Cross-table
| # | Player | Elo | 1 | 2 | 3 | 4 | 5 | 6 | Pts | SB | Bh | Δ Elo | Perf |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 🇲🇳WIMMunkhzul, Davaakhuu | 2042 | * | — | — | 1 | ½ | ½ | 2.0 | 2.50 | 3.5 | +4.8 | 2106 |
| 2 | 🇺🇸Xia, Joshua | 1979 | — | * | ½ | — | ½ | 1 | 2.0 | 2.25 | 3.5 | +30.4 | 2167 |
| 3 | 🇺🇸Coyne, Theodore | 2111 | — | ½ | * | ½ | — | ½ | 1.5 | 2.25 | 4.5 | -10.4 | 1981 |
| 4 | 🇺🇸Liu, Liam | 1926 | 0 | — | ½ | * | 1 | — | 1.5 | 1.75 | 4.5 | +15.5 | 2044 |
| 5 | 🇺🇸Atkeson, Christopher Timothy | 1979 | ½ | ½ | — | 0 | * | — | 1.0 | 2.00 | 5.5 | -9.6 | 1858 |
| 6 | 🇺🇸Dasika, Archit | 2036 | ½ | 0 | ½ | — | — | * | 1.0 | 1.75 | 5.5 | -9.4 | 1919 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Xia, JoshuaUSA+30.42.0 pts · #2
- 2Liu, LiamUSA+15.51.5 pts · #4
- 3Munkhzul, DavaakhuuWIMMGL+4.82.0 pts · #1
Top rating losers
- 1Coyne, TheodoreUSA-10.41.5 pts · #3
- 2Atkeson, Christopher TimothyUSA-9.61.0 pts · #5
- 3Dasika, ArchitUSA-9.41.0 pts · #6