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2026 PMadol Chess Championship - U1800

Open SwissStandard

12 players participated in this 6-round tournament, held from 07 Mar 2026 to 08 Mar 2026 in Nairobi, Kenya. Top 10 Elo average was 1715, and top seed was Nhial Jeremiah Machar (πŸ‡°πŸ‡ͺ KEN, 1776).

Kahara Ethan Kariuki (πŸ‡°πŸ‡ͺ KEN, 1678) won with 4.5/6, ahead of Amos Ochieng (4.5) and John Thon Ngony (4.0). Kariuki shared the lead from round 5, winning on tie-break.

The biggest upset came in round 2: Christopher Otieno Abuodha (1631) beat Nhial Jeremiah Machar (1776), a +145-point gap.

Location
πŸ‡°πŸ‡ͺNairobi, Kenya
Dates
07 Mar 2026 β†’ 08 Mar 2026
Time control
Standard: 60 minutes for game
System
Swiss Β· 6 rounds
Top seed
πŸ‡°πŸ‡ͺNhial Jeremiah Machar1776
Avg top 10
1,715
Participants
12
Federations Β· 1 represented
πŸ‡°πŸ‡ͺKenyaΓ—12
Top 3

How it unfolded

Top 6 Β· 6 rounds

Tight race until R6; 2 players tied at 4.5/6, decided on Buchholz. Title race narrowed from 4 co-leaders at R4 to 2 at the finish.

Co-leaders
5
3
1
4
2
2
1.534.56R1R2R3R4R5R6
Kariuki4.5Ochieng4.5Ngony4Daniel3.5Kinoti3.5Machar3.5
R6 Β· TIEBREAK CLUSTER

2 players finish on 4.5/6. Kariuki takes the title on Buchholz Cut1 (18.5).

R6 Β· HEAD-TO-HEAD Β· WINNER VS 2ND

Kahara Ethan Kariuki drew with Amos Ochieng (White).

WIN STREAKS Β· 2 top finishers

Kahara Ethan Kariuki 3 wins (R3–R5)Amos Ochieng 4 wins (R2–R5)

Key matchups Β· top 4

Head-to-head between the four finishers
Player1234
1Kahara Ethan Kariuki*
Β½
1
0
2Amos Ochieng
Β½
*β€”
1
3John Thon Ngony
0
β€”*
0
4Simiyu Baraka Daniel
1
0
1
*

Grille amΓ©ricaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΞ”
1Kahara Ethan Kariuki1678KEN+3Bβˆ’4N+10B+7N+5N=2B4.518.519.513.751928+78.8
2Amos Ochieng1756KENF+10N+7B+5B+4N=1N4.515.515.513.252079+34.0
3Ngony, John Thon1767KENβˆ’1N+9B+11Bβˆ’4N+7B+8N4.014.514.56.501749-2.4
4Simiyu Baraka Daniel1740KEN+9N+1Bβˆ’5N+3Bβˆ’2B=6N3.520.021.511.751783+10.8
5Kenneth Koome Kinoti1738KEN+8B+11N+4Bβˆ’2Nβˆ’1B=9N3.516.016.06.251691-6.4
6Nhial Jeremiah Machar1776KENβˆ’7Bβˆ’8N+12B+11N+9B=4B3.510.010.03.251673-14.0
7Maguor Deng Gheit Longar1684KEN+6N+12Bβˆ’2Nβˆ’1Bβˆ’3N+11B3.016.516.53.501655-7.6
8Christopher Otieno Abuodha1631KENβˆ’5N+6Bβˆ’9NF+11Bβˆ’3B2.012.512.53.501537-18.0
9Kiruthu Ted Wahome1639KENβˆ’4Bβˆ’3N+8BFβˆ’6N=5B1.516.517.53.751583-14.4
10Oluchiri Jeshurun Inyangala1713KEN+12Nβˆ’2Bβˆ’1NFFF1.010.510.50.001573-22.4
11Kamoni Elsie Wambui0KENFβˆ’5Bβˆ’3Nβˆ’6Bβˆ’8Nβˆ’7N0.016.016.00.009180.0
12Kimani Gichuru1660KENβˆ’10Bβˆ’7Nβˆ’6NFFF0.09.59.50.00923-49.6

Key insights

Biggest movers and upsets β€” the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets
2026 PMadol Chess Championship - U1800 β€” Nairobi, Kenya | Chess Tournament Results | ChessStats