7th Colonial Open - U1600
Open SwissStandard
9 players participated in this 7-round tournament, held from 02 Apr 2026 to 05 Apr 2026 in Sterling, VA, United States. Top 10 Elo average was 0, and top seed was Shivani Sathiesh (🇺🇸 USA, 1577).
Lakshya Mahajan (🇺🇸 USA, 0) won with 5.0/7. Mahajan shared the lead from round 6 and broke clear in the final round.
Location
🇺🇸Sterling, VA, United States
Dates
02 Apr 2026 → 05 Apr 2026
Time control
Standard: 90 minutes with 30 second increment from move 1
System
Swiss · 7 rounds
Avg top 10
0
Participants
9
Federations · 1 represented
🇺🇸United States of America×1
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 7 roundsLakshya Mahajan led from R7; +0.5-point edge over the runner-up. Title race converged from 5 co-leaders at R4 to 1 by R7.
Co-leaders
5
2
1
5
1
3
1
R5 · LEADER CHANGE04 Apr
FIDE 174097758 takes the sole lead (3.5/5).
R3 · HEAD-TO-HEAD · WINNER VS 2ND
Lakshya Mahajan lost to FIDE 39971821 (Black).
WIN STREAKS · 2 top finishers
FIDE 39971821 3 wins (R5–R7)FIDE 174097758 3 wins (R2–R4)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Lakshya Mahajan | * | 0 | 1 | — |
| 2FIDE 39971821 | 1 | * | 1 | — |
| 3FIDE 174097758 | 0 | 0 | * | — |
| 4FIDE 566010640 | — | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Mahajan, Lakshya | 0 | USA | +3B | +?B | −2N | +?N | −?B | +?N | +?B | 5.0 | 8.5 | 8.5 | 4.00 | 1582 | 0.0 |
| 2 | FIDE 39971821 | 0 | — | F | F | +1B | =?B | +?N | +3B | +5N | 4.5 | 11.0 | 11.0 | 11.00 | 1507 | 0.0 |
| 3 | FIDE 174097758 | 0 | — | −1N | +?B | +?N | +5B | =?B | −2N | =?N | 4.0 | 11.5 | 11.5 | 2.00 | 1577 | 0.0 |
| 4 | FIDE 566010640 | 0 | — | +?B | −?N | −?B | +?N | −5N | −?B | +9N | 3.0 | 2.0 | 2.0 | 0.00 | 707 | 0.0 |
| 5 | FIDE 39942830 | 0 | — | F | F | =6B | −3N | +4B | =?N | −2B | 2.0 | 13.0 | 13.0 | 3.75 | 1507 | 0.0 |
| 6 | FIDE 566010586 | 0 | — | F | F | =5N | −?B | −?B | −?N | +?B | 1.5 | 2.0 | 2.0 | 1.00 | 1597 | 0.0 |
| 7 | FIDE 566010691 | 0 | — | F | +?B | =?N | −?N | F | −?B | F | 1.5 | 0.0 | 0.0 | 0.00 | 1507 | 0.0 |
| 8 | FIDE 566010632 | 0 | — | −?B | +?N | −?N | F | F | F | F | 1.0 | 0.0 | 0.0 | 0.00 | 707 | 0.0 |
| 9 | FIDE 566010608 | 0 | — | F | F | −?N | F | −?B | −?N | −4B | 0.0 | 3.0 | 3.0 | 0.00 | 777 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1FIDE 399718210.04.5 pts · #3
- 2FIDE 1740977580.04.0 pts · #6
- 3FIDE 399428300.02.0 pts · #5
Top rating losers
- 1FIDE 399718210.04.5 pts · #3
- 2FIDE 1740977580.04.0 pts · #6
- 3FIDE 399428300.02.0 pts · #5