CChessStats

Mombasa International Open Chess Festival - Ladies

Open SwissStandard

12 players participated in this 6-round tournament, held from 19 Jul 2025 to 20 Jul 2025 in Mombasa, Kenya. 1 titled players. Top 10 Elo average was 797, and top seed was Sasha Mongeli (🇰🇪 KEN, WFM, 1847).

Sasha Mongeli (🇰🇪 KEN, WFM, 1847) won with 5.5/6, ahead of Shannon Bulimo (4.0) and Awuor Concillia Ndegwa (4.0). Mongeli took the lead from round 5.

The biggest upset came in round 2: Helen Harun (1427) beat Awuor Concillia Ndegwa (1597), a +170-point gap.

Location
🇰🇪Mombasa, Kenya
Dates
19 Jul 2025 → 20 Jul 2025
Time control
Standard: 90 minutes for the whole game
System
Swiss · 6 rounds
Top seed
🇰🇪WFMSasha Mongeli1847
Avg top 10
797
Participants
12
Titled players · 1
WFM×1
Federations · 1 represented
🇰🇪Kenya×10
Top 3

How it unfolded

Top 6 · 6 rounds

WFM Sasha Mongeli led from R5; +1.5-point edge over the runner-up.

Co-leaders
5
2
1
1
1
1
1.534.56R1R2R3R4R5R6Mongeli takes lead
Mongeli5.5Bulimo4Avyana4Ndegwa4Adego3.5Joy Muthoni Kairuthi3.5
R5 · LEADER CHANGE20 Jul

WFM Sasha Mongeli takes the sole lead (4.5/5).

R5 · HEAD-TO-HEAD · WINNER VS 2ND

WFM Sasha Mongeli beat Shannon Bulimo (White).

WIN STREAKS · 3 top finishers

WFM Sasha Mongeli 4 wins (R3–R6)Shannon Bulimo 4 wins (R1–R4)Pandya Avyana 4 wins (R2–R5)

Key matchups · top 4

Head-to-head between the four finishers
Player1234
1WFMSasha Mongeli*
1
1
1
2Shannon Bulimo
0
*—
0
3Pandya Avyana
0
—*—
4Awuor Concillia Ndegwa
0
1
—*

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Mongeli, SashaWFM1847KEN+7N=5B+3N+9B+2B+4N5.518.520.518.751836-0.2
2Shannon Bulimo1581KEN+6N+11B+5N+8B−1N−3B4.019.020.010.501596+1.0
3Awuor Concillia Ndegwa1597KEN+12B−8N−1B+10B+9N+2N4.016.016.08.001493-8.6
4Pandya Avyana0KENF+6B+?N+11B+8N−1B4.013.513.57.0016370.0
5Mwashe Yvonne Adego1518KEN+10B=1N−2B+7N=6B=8N3.518.520.510.751493-6.0
6Joy Muthoni Kairuthi,0KEN−2B−4N+?B+?N=5N+11B3.512.512.52.7513560.0
7Avriel Joy Agata0KEN−1B+10N−11N−5B+12N+9B3.014.014.04.008820.0
8Harun, Helen1427KENF+3B+9N−2N−4B=5B2.517.517.57.751563+21.6
9Muema Taanai0KEN+?B+12N−8B−1N−3B−7N2.015.015.00.008220.0
10FIDE 108647760—−5N−7B+12B−3N+?B−?N2.010.510.50.007550.0
11Shah Kanika Nishchal0KENF−2N+7B−4N−?B−6N1.018.518.53.007800.0
12FIDE 5540047480—−3N−9B−10N−?N−7B−?B0.011.011.00.007920.0

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets