Archived Tournament

2026 Sizzling Summer Blitz

Welcome to our new website!
If you notice anything missing or in need of an update, feel free to let us know at chessroom@milibrary.org. We appreciate your feedback!

Top 6 boards are broadcasted on Chess.com: 
https://www.chess.com/events/2026-sizzling-summer-blitz


Register or Join Wait List Change Request Form

Info

  • Date: Tue, Aug 25 , 2026
  • Eligibility: Open to Everyone!
  • Rating: USCF & FIDE
  • Location: Mechanics' Institute, 4th Floor, 57 Post Street, San Francisco, CA 94104
  • Capacity: 80

Registration

  • Online Registration Open Until: Tuesday, August 25: 6:00 pm
  • Onsite Registration: 6:00-6:15pm
  • Entry fee for Mechanics' Institute Members: $25
    • Play-up fee: $10
  • Entry fee for Non-Members: $30
    • Play-up fee: $15
  • Late fee: $10
  • $5 admin fee for all cancellations & refunds.
  • Two ways to check your entries:
    • Check the live entries on the Jumbula page.
    • Check the processed entries here a day before the event.
  • Please note our late fee may be in effect and is usually added 24 hours before the start of a tournament in case capacity reaches 90%.

Tournament Format

  • Tournament Format: Swiss System
  • Total Rounds: 7
  • Time control: 3 min basetime + 2 sec increment
  • Round Times: 8/25 6:30pm and remaining rounds are on a rolling schedule
  • Sections: 1800+ u1800

Play-up "200-rating point rule":

  • Players must have an 1600 USCF regular supplemental or actual regular rating to be eligible to play up to the 1800+ section.

US Chess rating will be used for section determination and pairings.  FIDE or other ratings are only used if no US Chess rating is available. 

Pairings are based on the Aug 2026 regular supplemental regular US Chess rating.

 

Prize Fund

  • Prize explanations are coming after the event.
  • Please allow 2-3 weeks for processing prize checks.
  • Per IRS regulations, anyone who receives $2000 or more in cumulative prizes during a calendar year must complete a W-9, and Mechanics’ Institute will issue a 1099-MISC form for tax reporting purposes.
  • Prize Fund:

    • $400 based on 40 paid entries
    • Actual Payout: $408 based on 41 paid entries - 103% payout.
  1800+ u1800
  Projected Actual Projected Actual
1st Place $125 $128 $75 $77
2nd Place $75 $77 $50 $51
3rd Place $50 $51 $25 $26

Prizes: 2026 Sizzling Summer Blitz

# Name Place Cash Prize credited to pool Section
2 GM Mark Heimann (7.0/2559) 1st 128.00 Place: 1 - $128 1800+
 
 
1 GM Christopher Woojin Yoo (6.0/2667) 2nd 77.00 Place: 2 - $77
13 Leyton Ho (5.0/2029) 3rd 51.00 Place: 3 - $51
4 Evan Baldonado (6.0/1630) 1st 77.00 Place: 1 - $77 U1800
 
 
2 David Siegel (5.5/1703) 2nd 38.50 (2-way) Place: 2 - $51
Place: 3 - $26:
2-way split of $77: $38.50 each
11 Connor Harriman (5.5/1443) 2T 38.50 (2-way)

 

Byes

  • Byes are available for players in any round in case they can't participate but would like to stay in the tournament.
  • Byes can be requested up to 15 minutes prior to the round start time.
  • Last round bye must be requested by the start of Round 1.
  • Late registrations will receive a 0.5 bye for any missed round, up to a total of 2 rounds.

Eligibility

Tournament Rules

  • Forfeit time: 3 minutes. 
  • We provide clocks and set it up for players.
  • Games will be US Chess and FIDE blitz rated. Modified FIDE rules apply.
     
  • What do the time controls mean?
    Time controls tell you how much time you have for each game.
    G/3+2 means game in 3 minutes with a 2-second increment with each move. This means you get 3 minutes, your opponent gets 3 minutes, and with each move players get 2 seconds added to their clock.

Sick Policy:
The Mechanics' Institute Chess Club asks that any player who is feeling unwell withdraw from the tournament to help protect the health of others. The club reserves the right to deny entry to players who appear visibly ill. Players who withdraw due to illness before the start of the tournament will receive a full refund as a credit to their Jumbula account.


Mechanics' Institute Chess Club reserves the right to update any details of this event (including but not limited to sections, time control, round times, prize fund, etc.) as we get closer to the event date to ensure an excellent tournament experience for players.

Standings

Processed entries are coming 1 day before the event starts.

Final standings will be posted after the event is finished.

SwissSys 11.80.4 - Standings. 2026 Sizzling Summer Blitz: 1800+

# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Rd 6 Rd 7 Total Prize
1 GM Mark Heimann 12802899 2559 W18 W8 W9 W2 W6 W14 W7 7.0 128.00
2 GM Christopher Woojin Yoo 15244943 2667 W3 W7 W10 L1 W14 W8 W6 6.0 77.00
3 Leyton Ho 13850433 2029 L2 L5 W21 W20 W16 W17 W8 5.0 51.00
4 Sivavishnu Srinivasan 16778004 2168 H--- H--- W16 L14 D5 W19 W10 4.5  
5 Daniel Sevall 12811060 1849 L10 W3 L7 W19 D4 W11 W16 4.5  
6 Daniel Cremisi 14543654 2350 W15 D11 W13 W7 L1 D10 L2 4.0  
7 Aadit Bhatia 16689603 2270 W16 L2 W5 L6 W12 W9 L1 4.0  
8 Rishabh C Gokhale 31320596 2266 W19 L1 W15 W17 W10 L2 L3 4.0  
9 Chawit Asavasaetakul 30241114 2172 W20 W17 L1 L10 W11 L7 W14 4.0  
10 Anaiy Somalwar 14391572 2252 W5 W14 L2 W9 L8 D6 L4 3.5  
11 Abhishek Mallela 12888811 2148 W21 D6 L14 W12 L9 L5 W17 3.5  
12 WFM Jenny Qi 17050786 2078 D17 L13 W19 L11 L7 B--- W18 3.5  
13 Neel Jay 14803101 2072 H--- W12 L6 L16 L17 W18 W21 3.5  
14 IM Vladimir Mezentsev 12650876 2393 B--- L10 W11 W4 L2 L1 L9 3.0  
15 Phineas F Horowitz 14209057 1962 L6 W21 L8 L18 W20 L16 B--- 3.0  
16 Adam Mercado 16571026 1933 L7 W20 L4 W13 L3 W15 L5 3.0  
17 John Boyer 16865157 1743 D12 L9 W18 L8 W13 L3 L11 2.5  
18 Stephen Parsons 16566932 2014 L1 L19 L17 W15 W21 L13 L12 2.0  
19 Christopher Powers 30462548 1857 L8 W18 L12 L5 B--- L4 L20 2.0  
20 Joe S Urquhart 12404595 1848 L9 L16 B--- L3 L15 L21 W19 2.0  
21 Kar Lun Cheng 30599116 1808 L11 L15 L3 B--- L18 W20 L13 2.0  

SwissSys 11.80.4 - Standings. 2026 Sizzling Summer Blitz: U1800

# Name ID Rating Rd 1 Rd 2 Rd 3 Rd 4 Rd 5 Rd 6 Rd 7 Total Prize
1 Evan Baldonado 13730688 1630 W25 W11 W12 W5 D7 W4 D3 6.0 77.00
2 David Siegel 12595160 1703 W17 W4 L5 D7 W13 W9 W12 5.5 38.50
3 Connor Harriman 31650582 1443 L5 W28 W19 W14 W11 W12 D1 5.5 38.50
4 Neel Gore 30176757 1428 W27 L2 W21 W15 W5 L1 W10 5.0  
5 Yousuf Jamal 33227780 unr. W3 W24 W2 L1 L4 W19 W7 5.0  
6 Aron Sarmasi 32263284 1732 L21 W8 L22 W18 D10 W14 W13 4.5  
7 Kyle Ewart Coventry Booth 30715175 1602 W18 W21 D15 D2 D1 W11 L5 4.5  
8 Zakir Ahmad 30208449 1516 H--- L6 W20 L13 W21 W22 W16 4.5  
9 Thu Anh Le 17248797 1465 L15 L26 W28 W27 W20 L2 W17 4.0  
10 Joshua Jonathan Weimer 30058634 1359 W19 D13 L14 W22 D6 W17 L4 4.0  
11 Dylan Asher Skurow 32467183 1262 W20 L1 W26 W16 L3 L7 W18 4.0  
12 Dmytro Voroshylov 33234037 unr. B--- W16 L1 W24 W15 L3 L2 4.0  
13 Na Chea 15147161 1664 W22 D10 L24 W8 L2 W15 L6 3.5  
14 Andrew Burkett Rosston 32504699 1471 W26 L15 W10 L3 D22 L6 W19 3.5  
15 Aaron Ingber 32151075 unr. W9 W14 D7 L4 L12 L13 W22 3.5  
16 Andrew Braithwaite 31237898 1466 W23 L12 W17 L11 L19 W26 L8 3.0  
17 Mason Tobias 32440186 1208 L2 W27 L16 W26 W24 L10 L9 3.0  
18 Braxton Wardle 31661706 792 L7 L19 W23 L6 W27 W24 L11 3.0  
19 Ian Robinett 33212973 unr. L10 W18 L3 W25 W16 L5 L14 3.0  
20 Jay Amit Shah 33228395 unr. L11 W25 L8 W21 L9 L28 W26 3.0  
21 Zhenhong Guan 15701381 1221 W6 L7 L4 L20 L8 W25 D23 2.5  
22 Shane Davis 32212404 1132 L13 W23 W6 L10 D14 L8 L15 2.5  
23 Justin Adam Hallman 33185951 unr. L16 L22 L18 W28 L26 W27 D21 2.5  
24 Samuel Agdamag 14874734 1482 W28 L5 W13 L12 L17 L18 L25 2.0  
25 Mixtli Carter 32876831 1073 L1 L20 L27 L19 W28 L21 W24 2.0  
26 Kate Canessa 14102056 602 L14 W9 L11 L17 W23 L16 L20 2.0  
27 Matt Miller 32517711 unr. L4 L17 W25 L9 L18 L23 W28 2.0  
28 Vishnu Sai Vinay 32551075 663 L24 L3 L9 L23 L25 W20 L27 1.0  

SwissSys 11.80.4 - Standings. 2026 Sizzling Summer Blitz: Extra Games

# Name ID Rating Rd 1 Rd 2 Total Prize
1 IM Vladimir Mezentsev 12650876 2393 W4 U--- 1.0  
2 Christian Brickhouse 30261226 1418 U--- W3 1.0  
3 Sivavishnu Srinivasan 16778004 2168 U--- L2 0.0  
4 Zakir Ahmad 30208449 1516 L1 U--- 0.0  

 

Pairings

Pairings are posted on the wall of the club. We do not post pairings online for 1-day events.