CChessStats

St. Thomas Open 2026

Open SwissStandard

30 players participated in this 5-round tournament, held from 11 Apr 2026 to 12 Apr 2026 in St. Thomas, US Virgin Islands. 2 titled players from 3 federations. Top 10 Elo average was 1831, and top seed was Julio Antonio Morella Cabrera (🇨🇺 CUB, FM, 2125).

William Van Rensselaer (🇻🇮 ISV, FM, 1951) won with 4.5/5, ahead of Julio Antonio Morella Cabrera (4.0) and Mighty Funtanilla (4.0). Van Rensselaer broke clear in the final round.

The biggest upset came in round 4: Adriana Avalo (1648) beat Darryl Allen (1811), a +163-point gap.

Location
🇻🇮St. Thomas, US Virgin Islands
Dates
11 Apr 2026 → 12 Apr 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 5 rounds
Top seed
🇨🇺FMJulio Antonio Morella Cabrera2125
Avg top 10
1,831
Participants
30
Titled players · 2
FM×2
Federations · 3 represented
🇻🇮US Virgin Islands×8
🇩🇴Dominican Republic×1
🇨🇺Cuba×1
Top 3

How it unfolded

Top 6 · 5 rounds

FM William Van Rensselaer led from R5; +0.5-point edge over the runner-up. Title race converged from 4 co-leaders at R4 to 1 by R5.

Co-leaders
13
7
2
4
1
1.52.545R1R2R3R4R5
R5–R5 · LEAD HELD

FM William Van Rensselaer held the sole lead from R5 through R5 without losing it.

R4 · HEAD-TO-HEAD · WINNER VS 2ND

FM William Van Rensselaer drew with Mighty Funtanilla (White).

WIN STREAKS · 2 top finishers

FM William Van Rensselaer 3 wins (R1–R3)Mighty Funtanilla 3 wins (R1–R3)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1FMWilliam Van Rensselaer*
½
——
2Mighty Funtanilla
½
*
½
—
3FMJulio Antonio Morella Cabrera—
½
*—
4Naitik Jhanwar———*

Grille américaine

#PlayerEloFedR1R2R3R4R5PtsBu C1BuSBPerfΔ
1Van Rensselaer, WilliamFM1951ISV+30N+7B+9N=3B+5N4.514.014.012.002052+6.0
2Morella Cabrera, Julio AntonioFM2125CUB+6N+10B=5N+15B=3N4.014.016.012.251998-7.0
3Funtanilla, Mighty2070ISV+24B+18N+8B=1N=2B4.013.514.510.252123+8.8
4Jhanwar, Naitik1929ISV=17B+25N=11B+16N+9B4.09.510.07.751875-2.8
5Avalo, Adriana1648DOM+28B+27N=2B+11N−1B3.511.011.04.501937+40.0
6FIDE 68010480—−2B+?N+27B=8N+16B3.59.09.03.5018280.0
7FIDE 68013070—+29B−1N+22B+?N=8B3.58.58.52.5017410.0
8Wilkinson, Sinclair1917ISV+20N+23B−3N=6B=7N3.013.014.06.501270-12.0
9FIDE 68009630—+?B+?N−1B+19N−4N3.010.510.52.0011400.0
10FIDE 68009120—+?B−2N−19B+14N+?B3.08.08.02.0018040.0
11Allen, Darryl1811ISV+21N+12B=4N−5B−15N2.512.014.06.501528-41.6
12FIDE 68013820—+26B−11N+18B−?N=14B2.57.07.03.5014540.0
13FIDE 68012770—F=14N=17B+?N=?B2.54.04.02.0014830.0
14Williams, Leah1483ISV+22N=13B−15N−10B=12N2.010.011.03.501025-4.8
15Thibodeaux, Jeremy1825ISVFF+14B−2N+11B2.08.58.54.501931+18.0
16FIDE 68009040—−?B+28N+23N−4B−6N2.08.58.51.0011290.0
17FIDE 3430955200—=4N+?B=13NFF2.06.56.53.2519320.0
18FIDE 68011700—+?N−3B−12N+?BF2.06.56.50.0019830.0
19FIDE 68013230—FF+10N−9B+?N2.06.06.03.0019150.0
20FIDE 68011450—−8B+29N−?BF+21N2.06.06.02.0011170.0
21FIDE 68013310—−11B+26N−?B+25N−20B2.05.55.51.0016820.0
22FIDE 68013400—−14B+24N−7NFF1.08.58.51.006830.0
23FIDE 68013660—F−8N−16BF+28N1.05.55.50.0011170.0
24FIDE 3721050140—−3N−22B−?N+30B−?B1.05.05.00.0012700.0
25Cana, Jessica Ann Iriarte1552ISVF−4B=26N−21BF0.56.56.50.251129-3.6
26FIDE 68012930—−12N−21B=25BFF0.56.06.00.2515520.0
27FIDE 68004590—F−5B−6NFF0.07.07.00.008480.0
28FIDE 68012500—−5N−16B−?NF−23B0.06.56.50.009720.0
29FIDE 68001900—−7N−20BF−?B−?N0.05.55.50.0010950.0
30FIDE 68013150—−1B−?NF−24NF0.05.55.50.0011510.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
St. Thomas Open 2026 — St. Thomas, US Virgin Islands | Chess Tournament Results | ChessStats