Jumuiya Ya Afrika Mashariki Open Chess Tournament; 3rd Edition (U1800 SECTION)
Open SwissStandard
37 players participated in this 6-round tournament, held from 14 Jun 2025 to 15 Jun 2025 in Nairobi, Kenya. 1 titled players. Top 10 Elo average was 1756, and top seed was Joseph Gathogo (🇰🇪 KEN, 1788).
Nduati Christopher (🇰🇪 KEN, 1696) won with 5.5/6, ahead of Kelly Mwaniki (5.0) and Omondi Stanley (4.5). Christopher shared the lead from round 4 and broke clear in the final round.
The biggest upset came in round 6: Elsie Muturi (1411) beat Kamoni Elsie Wambui (1607), a +196-point gap.
Location
🇰🇪Nairobi, Kenya
Dates
14 Jun 2025 → 15 Jun 2025
Time control
Standard: 60 minutes for game
System
Swiss · 6 rounds
Titled players · 1
WCM×1
Federations · 1 represented
🇰🇪Kenya×36
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 6 roundsNduati Christopher led from R6; +0.5-point edge over the runner-up. Title race converged from 3 co-leaders at R4 to 1 by R6.
Co-leaders
12
3
1
3
2
1
R6 · LEADER CHANGE15 Jun
Nduati Christopher takes the sole lead (5.5/6).
WIN STREAKS · 3 top finishers
Nduati Christopher 5 wins (R2–R6)Kelly Mwaniki 3 wins (R4–R6)Omondi Stanley 3 wins (R3–R5)
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Nduati Christopher | * | — | 1 | — |
| 2Kelly Mwaniki | — | * | — | 1 |
| 3Omondi Stanley | 0 | — | * | — |
| 4Muli Faraja Mumo | — | 0 | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Nduati Christopher | 1696 | KEN | =24N | +18B | +6N | +13B | +10N | +3B | 5.5 | 17.5 | 19.5 | 18.50 | 2095 | +99.6 |
| 2 | Kelly Mwaniki | 1771 | KEN | +5N | +32B | −12N | +4N | +7B | +10B | 5.0 | 19.5 | 20.5 | 17.50 | 1943 | +23.4 |
| 3 | Omondi Stanley | 1723 | KEN | +17B | =16N | +8B | +11N | +12B | −1N | 4.5 | 19.0 | 22.0 | 15.00 | 1895 | +26.6 |
| 4 | Muli Faraja Mumo | 1671 | KEN | =15N | +24B | +9N | −2B | +18N | +13B | 4.5 | 17.5 | 19.5 | 13.00 | 1935 | +84.0 |
| 5 | Waweru Davidson Mugo | 1659 | KEN | −2B | +19N | +36B | +27N | +25N | =12B | 4.5 | 14.5 | 14.5 | 8.00 | 1844 | +50.0 |
| 6 | Kenneth Koome Kinoti | 1690 | KEN | +19B | =8N | −1B | +20N | =11B | +14N | 4.0 | 18.5 | 21.0 | 11.75 | 1791 | +31.6 |
| 7 | Ngugi, Clinton | 1679 | KEN | +31N | −12B | +17N | +14B | −2N | +15B | 4.0 | 17.0 | 18.5 | 10.50 | 1803 | +20.0 |
| 8 | Nyamiaka Haden | 1785 | KEN | +25N | =6B | −3N | +30B | =13N | +17B | 4.0 | 16.5 | 18.0 | 10.00 | 1821 | +5.2 |
| 9 | Wayne Joe Njarumi | 1747 | KEN | +14B | =11N | −4B | =23N | +26B | +25N | 4.0 | 15.5 | 17.5 | 10.00 | 1777 | +8.8 |
| 10 | Baraka Victor Gagne | 1605 | KEN | +30N | +22B | +27B | =12N | −1B | −2N | 3.5 | 18.0 | 19.5 | 7.50 | 1785 | +29.8 |
| 11 | Jesse Fabian | 1692 | KEN | +33N | =9B | +15N | −3B | =6N | =31B | 3.5 | 17.0 | 18.0 | 8.75 | 1728 | +14.0 |
| 12 | Amos Ochieng | 1730 | KEN | F | +7N | +2B | =10B | −3N | =5N | 3.0 | 21.5 | 24.0 | 13.00 | 1759 | +8.4 |
| 13 | ISAIAH OTIENO OLUOCH | 1763 | KEN | =21B | +23N | +16B | −1N | =8B | −4N | 3.0 | 19.5 | 22.0 | 8.75 | 1692 | -11.8 |
| 14 | Abel Taji | 1635 | KEN | −9N | +33B | +22N | −7N | +16B | −6B | 3.0 | 17.5 | 18.5 | 6.50 | 1679 | +14.4 |
| 15 | Joseph Gathogo | 1788 | KEN | =4B | +26N | −11B | =16N | +29B | −7N | 3.0 | 17.0 | 19.0 | 7.75 | 1650 | -44.0 |
| 16 | Maguor Deng Gheit Longar | 1677 | KEN | +36N | =3B | −13N | =15B | −14N | +26B | 3.0 | 15.5 | 15.5 | 5.75 | 1625 | -14.8 |
| 17 | Ombiro Clifford | 1630 | KEN | −3N | +37B | −7B | +36N | +21B | −8N | 3.0 | 15.0 | 15.0 | 2.50 | 1635 | +0.8 |
| 18 | Nyakundi, Zadock | 1782 | KEN | =23B | −1N | +28B | +21N | −4B | F | 2.5 | 17.0 | 17.0 | 5.75 | 1620 | -20.0 |
| 19 | Onyango Shirlyn Gathoni | 1550 | KEN | −6N | −5B | +37N | =22B | +30N | F | 2.5 | 13.5 | 13.5 | 2.75 | 1692 | +38.0 |
| 20 | Khaemba Moses | 1635 | KEN | F | +31B | =30N | −6B | +24N | −22B | 2.5 | 13.0 | 14.5 | 4.25 | 1645 | +2.8 |
| 21 | Oluchiri Jeshurun Inyangala | 1656 | KEN | =13N | −30B | +24N | −18B | −17N | +34B | 2.5 | 12.0 | 12.5 | 4.00 | 1632 | -9.6 |
| 22 | Munene, Dean Martin | 1715 | KEN | F | −10N | −14B | =19N | +34B | +20N | 2.5 | 12.0 | 12.0 | 4.25 | 1616 | -13.6 |
| 23 | Dominic, Carlos Kiema | 1667 | KEN | =18N | −13B | +34N | =9B | −31N | =35B | 2.5 | 11.5 | 12.0 | 4.00 | 1620 | -8.2 |
| 24 | Kamanda Ryan | 1602 | KEN | =1B | −4N | −21B | =28N | −20B | +30B | 2.0 | 17.0 | 18.5 | 5.25 | 1503 | -30.4 |
| 25 | Nashipae BellaWCM | 1670 | KEN | −8B | F | +35N | +26N | −5B | −9B | 2.0 | 15.0 | 15.0 | 2.50 | 1602 | -18.8 |
| 26 | Oddiaga Nigel | 1578 | KEN | +37N | −15B | +32N | −25B | −9N | −16N | 2.0 | 13.0 | 13.0 | 1.00 | 1584 | +2.4 |
| 27 | Wanjiru Chrisphinus | 1755 | KEN | +34N | +35B | −10N | −5B | F | F | 2.0 | 9.0 | 9.0 | 1.00 | 1630 | -13.4 |
| 28 | Muturi, Elsie | 1411 | KEN | −32N | =34B | −18N | =24B | F | +29N | 2.0 | 8.0 | 8.0 | 3.25 | 1592 | +20.4 |
| 29 | Kamoni Elsie Wambui | 1607 | KEN | F | F | +33N | +35B | −15N | −28B | 2.0 | 6.5 | 6.5 | 1.50 | 1592 | -2.8 |
| 30 | Kyalo Peter | 1701 | KEN | −10B | +21N | =20B | −8N | −19B | −24N | 1.5 | 15.0 | 17.0 | 3.75 | 1446 | -40.0 |
| 31 | Osidiana Eli | 1515 | KEN | −7B | −20N | F | F | +23B | =11N | 1.5 | 13.5 | 13.5 | 4.25 | 1581 | +12.4 |
| 32 | Claude Peter | 1677 | KEN | +28B | −2N | −26B | F | F | F | 1.0 | 13.0 | 13.0 | 2.00 | 1462 | -16.6 |
| 33 | Korir Florida | 1565 | KEN | −11B | −14N | −29B | F | F | +36N | 1.0 | 9.0 | 9.0 | 0.00 | 844 | -46.8 |
| 34 | Gacheru Francis Nderitu | 1653 | KEN | −27B | =28N | −23B | F | −22N | −21N | 0.5 | 11.5 | 11.5 | 1.00 | 1275 | -82.0 |
| 35 | Osteen Joel | 0 | KEN | F | −27N | −25B | −29N | F | =23N | 0.5 | 9.5 | 9.5 | 1.25 | 1353 | -44.8 |
| 36 | FIDE 10803270 | 0 | — | −16B | F | −5N | −17B | F | −33B | 0.0 | 13.5 | 13.5 | 0.00 | 833 | 0.0 |
| 37 | Francis Kirite | 1693 | KEN | −26B | −17N | −19B | F | F | F | 0.0 | 7.5 | 7.5 | 0.00 | 786 | -77.6 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1Nduati ChristopherKEN+99.65.5 pts · #1
- 2Muli Faraja MumoKEN+84.04.5 pts · #4
- 3Waweru Davidson MugoKEN+50.04.5 pts · #9
Top rating losers
- 1Gacheru Francis NderituKEN-82.00.5 pts · #33
- 2Francis KiriteKEN-77.60.0 pts · #35
- 3Korir FloridaKEN-46.81.0 pts · #37
Biggest upsets
- R6+196 Elo gap
- R5+152 Elo gap
- R5+151 Elo gap