An American Classic!
A Heritage Event!

48th annual WORLD OPEN

POSTPONED OR CANCELLED- no new date announced yet

July 1-5, 2-5, 3-5 or June 30-July 5, 2020  

$225,000 projected prizes based on 1200 paid entries

Else raised or lowered in proportion with $50,000 minimum guaranteed.
GMs, foreign IMs/WGMs, Under 900, reentries, GNY Scholastic reduced entry fee winners count as 1/3 entries.

US Chess Grand Prix Points: 300 (enhanced)

9 rounds at Philadelphia Marriott Downtown, 1201 Market St, Philadelphia PA 19107 (directly across the street from the world famous Reading Terminal Market with over 80 food vendors).



Philadelphia Marriott Downtown Exterior

In 9 sections. Unrated may enter only Open, U2200, U2000, or Unrated Sections.

Free analysis of your games by GM Sam Palatnik 7/1-5.
Free GM lectures 7/3 and 7/4, 9 am.

Open Section, July 1-5 only: 40/90, SD/30+30. FIDE rated, GM & IM norms possible.

Under 2200 Section, July 1-5, 2-5, 3-5 or June 30-July 5: 40/90, SD/30+30 (4-day option, rds. 1-2 G/60 d10: 3-day option, rds. 1-5 G/35 d10). 40/90 games are FIDE rated.

Under 2000 to Under 1200 Sections, July 1-5, 2-5, 3-5 or June 30-July 5: 40/2, SD/30 d10 (4-day option, rds. 1-2 G/60 d10; 3-day option, rds. 1-5 G/35 d10). Unrated not allowed in U1200, U1400, U1600 or U1800.

Under 900 Section, July 3-5 only: G/60 d10, plays separate schedule.

Open Section: $20000-10000-5000-2500-1300-1000-800-700-600-500, clear winner bonus $500, top FIDE 2300-2449 $5000-2500-1500, top FIDE 2200-2299 $5000-2500-1500, top FIDE Under 2200/Unr $5000-2500-1500. If tie for first, top 2 on tiebreak play speed game 10 pm 7/7 for title & bonus prize. GM & IM norms possible. FIDE rated.

Under 2200/Unr Section:
$12000-6000-3000-1500-1000-800-600-500-400-400, top U2100 (no unr) $2000-1000, unrated limit $2000.

Under 2000/Unr Section: $12000-6000-3000-1500-1000-800-600-500-400-400, top U1900 (no unr) $2000-1000, unrated limit $1000.

Under 1800 Section: $12000-6000-3000-1500-1000-800-600-500-400-400, top U1700 $2000-1000.

Under 1600 Section:
$10000-5000-2500-1300-900-700-600-500-400-400, top U1500 $2000-1000.

Under 1400 Section:
$8000-4000-2000-1300-900-700-600-500-400-400, top U1300 $1600-800.

Under 1200 Section:
$4000-2000-1000-800-600-500-400-400-300-300, top U1000 $1000-500.

Under 900 Section:
$1000-600-400-300-300-200-200-200, unrated limit $250, plaques to top 10.

Prize limits: 1) If any post-event rating posted 6/27/19-6/27/20 was more than 30 points over section maximum, prize limit $2000. 2) Players with under 26 lifetime games rated as of July 2020 official list cannot win over $1000 in U1200, $2000 U1400, $3000 U1600 through U2000. Games rated too late for July 2020 official list not counted toward 26 game total. 3) Balance of any limited prize goes to next player(s) in line.

Mixed Doubles Bonus Prizes: best male/female combined 2-player team score: $3000-1500-700-500-300. Team must average under 2200; may play in different sections; register (no extra fee) before both players begin round 2; teams including an unrated limited to $500.

Entry fee for Open through U1400 sections: Online at $308 by 4/13, $318 by 5/13, $328 by 6/27, $350 until 2 hours before round 1. Mailed by 5/15: 6-day $326, 5-day $325, 4-day $324, 3-day $323. Mailed by 6/15: all $10 more than mailed by 5/15. Do not mail entry after 6/15. At site until 1 1/2 hours before first game: all $350; no checks, credit cards OK.

GMs in Open: free; $200 deducted from prize.
IMs & WGMs in Open: Entry fee $100 less, also $100 deducted from prize.
Open Section entry fee $150 more if not rated 2200 or over by USCF or FIDE (see

Under 1200 Section entry fee: all $100 less than above.

Seniors 65/up: all entry fees $100 less in U1400 or above sections.

Under 900 Section entry fee: $68 online at by 6/27, $73 mailed by 6/13, $80 at site until 9:30 am 7/3 or online until 9 am 7/3.

No checks at site; credit cards OK. No mailed credit card entries.

Re-entry: $160, no re-entry from Open to Open.

$20 fee for switching section after 6/29.

Special 1 year USCF dues with magazine if paid with entry: Online at, Adult $35, Young Adult $22, Scholastic $15. Mailed or paid at site, Adult $40, Young Adult $25, Scholastic $17.

       5-day schedule (Open to U1200): Wed 7 pm, Thu 10 am & 5 pm, Fri 10 am & 5 pm, Sat 10 am & 5 pm, Sun 10 am & 4:30 pm. Open Section plays 5-day only.         
 6-day schedule (U2200 to U1200):
Tue 7 pm, Wed 7 pm, merges with 5-day Thu 5 pm.
       4-day schedule (U2200 to U1200): Thu 10, 1:30 & 5, merges with 5-day Thu 5 pm.
       3-day schedule (U2200 to U1200):
Fri 10, 12:30, 2:30, 5 & 7:30, merges with 5-day Sat 10 am.
       Under 900 Section schedule:
Fri 10, 1:30 & 5, Sat 10, 1:30 & 5, Sun 10, 1:30 & 4:30.

       All schedules
merge & compete for same prizes.
       Half point byes
OK all, limit 4 (limit 2 in last 4 rds), must commit before rd. 4.

       Entries, re-entries close 1 1/2 hours before round 1.

Foreign player ratings           Prizewinner tax info           CCA electronic devices policies           

For all tournaments, adjusted FIDE or foreign ratings, if higher than USCF, may be used. Players must disclose FIDE or foreign ratings when entering, or may later be expelled. Other over the board ratings such as club, league, scholastic, state or province, etc, adjusted if appropriate, may be used at our discretion if above USCF.  No rating below the latest official USCF rating, on the list corresponding to the ending date of the tournament, will be used. For 9 round events offering title norm possibilities, FIDE ratings are used. Click here for further details.

Ratings: July official USCF ratings used for Under 2200 and below; July FIDE ratings used for Open Section. Unofficial ratings usually used if otherwise unrated. Players must reveal foreign, FIDE and other over the board ratings, and these ratings, adjusted if necessary, may be used if higher than USCF. See also above.     

Cellphone & anti-cheating rules: see Players must submit to a search for electronic devices if requested by Director.

Marriott Hotel rates:
$118 single or double, $138 3 in room, use link below.
By phone, 215-625-2900, ask for chess rate.
Chess block may sell out by early June.

These are greatly reduced special rates. The regular rate of over $200 is apparently already sold out for most nights. When the Marriott sells out, our backup hotel will be the Sonesta, 1/2 mile away ($133 chess rate, regular rate about $200). 


Room or travel sharing: Post a request to share on the USCF "All Things Chess" Forum.  If you have difficulty posting, email your request to Continental Chess and we will post it for you.

Car rental: Avis, 800-331-1600, use AWD #D657633, or reserve car online through 

Entry: or Continental Chess, Box 8482, Pelham, NY 10803. 

Questions:,, DirectorAtChess.US. $15 service charge for refunds.

Entries posted at (click "entry list" after entering).

Open through U1800 prizes & all plaques awarded 7/5, others mailed by 7/24.

Bring set, board, clock
if possible- none supplied.

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