3rd Silman Memorial Tuesday Night Marathon - 1600-1999 Round 4-7
Open SwissStandard
37 players participated in this 4-round tournament, held from 26 May 2026 to 16 Jun 2026 in San Francisco, CA, United States. 1 titled players from 5 federations. Top 10 Elo average was 1802, and top seed was Isaac Zhao (🇦🇺 AUS, CM, 1959).
Charlie Schaezlein (🇺🇸 USA, 1715) won with 4.0/4, ahead of Isaac Zhao (3.5) and Gagik Babayan (3.0).
The biggest upset came in round 2: Nick Casares (1400) beat Dominic A Vasquez (1654), a +254-point gap.
Location
🇺🇸San Francisco, CA, United States
Dates
26 May 2026 → 16 Jun 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 4 rounds
Titled players · 1
CM×1
Federations · 5 represented
🇺🇸United States of America×31
🇦🇺Australia×1
🇩🇴Dominican Republic×1
🇮🇳India×1
🇬🇧England×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 4 roundsCharlie Schaezlein led from R3; +0.5-point edge over the runner-up.
Co-leaders
11
4
1
1
R3–R4 · LEAD HELD
Charlie Schaezlein held the sole lead from R3 through R4 without losing it.
WIN STREAKS · 2 top finishers
Charlie Schaezlein 4 wins (R1–R4)Gagik Babayan 3 wins (R1–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Charlie Schaezlein | * | — | — | — |
| 2CMIsaac Zhao | — | * | — | ½ |
| 3Gagik Babayan | — | — | * | — |
| 4Daniel Sevall | — | ½ | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Schaezlein, Charlie | 1715 | USA | +23N | +32B | +31N | +17B | 4.0 | 2.5 | 2.5 | 2.50 | 2501 | +38.2 |
| 2 | Zhao, IsaacCM | 1959 | AUS | +31N | +10B | =6B | +11N | 3.5 | 6.5 | 6.5 | 5.25 | 2067 | +7.0 |
| 3 | Babayan, Gagik | 1748 | USA | +34N | F | +17N | +5B | 3.0 | 4.0 | 4.0 | 4.00 | 2442 | +21.4 |
| 4 | Chan, John | 1562 | USA | =18B | +21N | +7B | −14B | 2.5 | 6.0 | 7.5 | 4.75 | 1694 | +14.0 |
| 5 | Rao, Neeraj | 1649 | USA | +22B | =28N | +18B | −3N | 2.5 | 6.0 | 6.5 | 3.25 | 1727 | +17.2 |
| 6 | Sevall, Daniel | 1719 | USA | +13N | +31B | =2N | F | 2.5 | 5.5 | 5.5 | 3.75 | 2048 | +24.0 |
| 7 | Rosston, Andrew Burkett | 1745 | USA | +25N | +33B | −4N | =24B | 2.5 | 4.5 | 4.5 | 1.50 | 1686 | -9.2 |
| 8 | Wickliffe, Zachary | 1773 | USA | −12N | +37B | +27N | =19B | 2.5 | 4.0 | 4.0 | 1.25 | 1769 | -0.4 |
| 9 | Ramirez, Nazaret | 1811 | DOM | =26N | +35B | +13N | F | 2.5 | 2.5 | 2.5 | 2.25 | 1941 | +16.8 |
| 10 | Dutter, Frederic | 1784 | USA | +19N | −2N | +15B | −16B | 2.0 | 7.5 | 9.0 | 3.50 | 1782 | -0.4 |
| 11 | Ploquin, Phil | 1691 | USA | F | +12B | +20N | −2B | 2.0 | 7.0 | 7.0 | 3.50 | 1939 | +19.4 |
| 12 | de la Fuente Alvarez, Cibran Anton | 1720 | USA | +8B | −11N | +24B | F | 2.0 | 5.5 | 5.5 | 3.50 | 1883 | +26.0 |
| 13 | Gutta, Anirudh | 1637 | USA | −6B | +34N | −9B | +35N | 2.0 | 5.0 | 5.0 | 0.00 | 1695 | +12.4 |
| 14 | Agdamag, Samuel | 1542 | USA | +21B | F | F | +4N | 2.0 | 4.5 | 4.5 | 4.00 | 2436 | +25.0 |
| 15 | Stults, Sawyer | 1696 | USA | +33N | −17B | −10N | +26B | 2.0 | 4.0 | 4.0 | 0.50 | 1601 | -7.6 |
| 16 | Siegel, David | 1719 | USA | +32N | −20B | F | +10N | 2.0 | 3.5 | 3.5 | 2.00 | 1890 | +13.8 |
| 17 | Peterson, Jared E | 1682 | USA | =29B | +15N | −3B | −1N | 1.5 | 9.0 | 9.5 | 2.25 | 1655 | -3.4 |
| 18 | Casares, Nick | 1400 | USA | =4N | +36B | −5N | F | 1.5 | 6.0 | 6.0 | 1.25 | 1622 | 0.0 |
| 19 | Mays-Smith, Isaac S | 1753 | USA | −10B | +24N | F | =8N | 1.5 | 5.5 | 5.5 | 2.25 | 1789 | +3.0 |
| 20 | Pickering, Carl A | 1764 | ENG | =24B | +16N | −11B | F | 1.5 | 5.0 | 5.0 | 2.50 | 1740 | -1.8 |
| 21 | Toczyski, David Paul | 1710 | USA | −14N | −4B | +36N | =30B | 1.5 | 5.0 | 5.0 | 0.25 | 1461 | -20.0 |
| 22 | Sisti, Daniel J | 1571 | USA | −5N | =27B | F | +31B | 1.5 | 3.0 | 3.0 | 0.25 | 1682 | +9.2 |
| 23 | Madden, Dahlia | 1645 | USA | −1B | +25B | F | F | 1.0 | 6.5 | 6.5 | 1.00 | 1700 | +3.2 |
| 24 | Raman, Keshav V | 1811 | USA | =20N | −19B | −12N | =7N | 1.0 | 6.0 | 7.5 | 2.00 | 1553 | -54.4 |
| 25 | Karwat, Joseph | 1685 | USA | −7B | −23N | F | +36B | 1.0 | 3.5 | 3.5 | 0.00 | 1556 | -10.4 |
| 26 | Sloan, Sacha Marino | 1711 | USA | =9B | F | F | −15N | 0.5 | 6.5 | 6.5 | 1.25 | 1561 | -7.6 |
| 27 | Patel, Milan | 1670 | USA | F | =22N | −8B | F | 0.5 | 4.0 | 4.0 | 0.75 | 1479 | -20.0 |
| 28 | Boyer, John | 1810 | USA | F | =5B | F | F | 0.5 | 2.5 | 2.5 | 1.25 | 1649 | -4.2 |
| 29 | Kosuri, Dev Isak | 1808 | USA | =17N | F | F | F | 0.5 | 1.5 | 1.5 | 0.75 | 1682 | -6.8 |
| 30 | FIDE 30969506 | 1385 | — | F | F | F | =21N | 0.5 | 1.5 | 1.5 | 0.75 | 1710 | 0.0 |
| 31 | Tam, Hoa Long | 1728 | USA | −2B | −6N | −1B | −22N | 0.0 | 10.0 | 11.5 | 0.00 | 941 | -39.0 |
| 32 | Venkatagiri Acharya | 1747 | IND | −16B | −1N | F | F | 0.0 | 6.0 | 6.0 | 0.00 | 917 | -21.6 |
| 33 | FIDE 566014158 | 0 | — | −15B | −7N | F | F | 0.0 | 5.0 | 5.0 | 0.00 | 921 | 0.0 |
| 34 | Braithwaite, Andrew | 1595 | USA | −3B | −13B | F | F | 0.0 | 5.0 | 5.0 | 0.00 | 893 | -14.8 |
| 35 | Booth, Kyle Ewart Coventry | 1656 | USA | F | −9N | F | −13B | 0.0 | 4.5 | 4.5 | 0.00 | 924 | -16.4 |
| 36 | Vasquez, Dominic A | 1654 | USA | F | −18N | −21B | −25N | 0.0 | 4.0 | 4.0 | 0.00 | 798 | -33.8 |
| 37 | Le, Thu Anh | 1551 | USA | F | −8N | F | F | 0.0 | 2.5 | 2.5 | 0.00 | 973 | -4.4 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Schaezlein, CharlieUSA+38.24.0 pts · #1
- 2de la Fuente Alvarez, Cibran AntonUSA+26.02.0 pts · #14
- 3Agdamag, SamuelUSA+25.02.0 pts · #9
Top rating losers
- 1Raman, Keshav VUSA-54.41.0 pts · #24
- 2Tam, Hoa LongUSA-39.00.0 pts · #37
- 3Vasquez, Dominic AUSA-33.80.0 pts · #34
Biggest upsets
- R2+254 Elo gap
- R3+183 Elo gap
- R1+168 Elo gap