CChessStats

4th Edition Jumuiya ya Afrika Mashariki Open Chess Tournament (Grand Prix) - Open Section

Open SwissStandard

173 players participated in this 6-round tournament, held from 20 Sept 2025 to 21 Sept 2025 in Nairobi, Kenya. 2 federations represented. Top 10 Elo average was 1930, and top seed was Mehul Gohil (🇰🇪 KEN, 2014).

Paul Jnr Olando (🇰🇪 KEN, 1772) won with 6.0/6, ahead of Mugambi Christian Mwamba (6.0) and Ngugi Francis (5.5). Olando won on tie-break after catching the field in the final round.

The biggest upset came in round 2: Mbaabu Cyprian (1705) beat Mehul Gohil (2014), a +309-point gap.

Location
🇰🇪Nairobi, Kenya
Dates
20 Sept 2025 → 21 Sept 2025
Time control
Standard: 90 minutes for the whole game
System
Swiss · 6 rounds
Top seed
🇰🇪Mehul Gohil2014
Avg top 10
1,930
Participants
173
Federations · 2 represented
🇰🇪Kenya×92
🇸🇸South Sudan×2
Top 3

How it unfolded

Top 6 · 6 rounds

Tight race until R6; 2 players tied at 6.0/6, decided on Buchholz. Title race narrowed from 10 co-leaders at R4 to 2 at the finish.

Co-leaders
98
50
21
10
5
2
1.534.56R1R2R3R4R5R6
R6 · TIEBREAK CLUSTER

2 players finish on 6.0/6. Olando takes the title on Buchholz Cut1 (22.0).

WIN STREAKS · 3 top finishers

Mugambi Christian Mwamba 6 wins (R1–R6)Paul Jnr Olando 6 wins (R1–R6)Hugh Misiko Okonga 3 wins (R4–R6)

R4 · LATE SURGE

Hugh Misiko Okonga was #11 at R4, climbed to #1 over the final stretch.

Grille américaine

#PlayerEloFedR1R2R3R4R5R6PtsBu C1BuSBPerfΔ
1Olando, Paul Jnr1772KEN+99N+23B+15N+38B+28N+18B6.022.025.025.002521+70.0
2Mugambi Christian Mwamba1770KEN+159B+173N+27B+80N+26B+8N6.017.017.017.002496+66.8
3Ngugi Francis1816KEN+164B+29N+11B+74N+6B=5N5.522.523.520.752111+52.8
4Okonga, Hugh Misiko1890KEN+116B+37N=21B+115N+9N+19B5.520.523.020.752003+10.0
5Karani Ezekiel1908KEN+81N+62B+17N+100B+75N=3B5.520.023.020.252060+14.2
6Ngani, Victor1964KEN+70N+14B+10N+61B3N+33B5.023.026.521.001956+0.4
7Kaloki, Hawi1957KEN+51B+40N+13B+44N8B+75N5.022.025.020.001959+3.2
8Kagambi, Lawrence1833KEN+133N+78B+33N+89B+7N2B5.021.023.017.001953+12.6
9Mikuli Lewis Owino1733KEN+95B+121N+32B+42N4B+26N5.020.523.017.502003+43.2
10Wanjiru Chrisphinus1770KEN+97N+43B6B+135N+27B+37N5.020.022.017.001843+8.2
11Gikandi Bernice Wambui1675KEN+105N+30B3N+134B+89N+28B5.019.521.516.001980+46.8
12Deng Khor Kuol, Michael1977SSD+60B36N+94B+55N+77B+20N5.019.022.018.001896-5.4
13Chvoro Viacheslav1764KEN+143N+50B7N+152B+58N+39B5.019.021.016.001830+5.8
14Riungu Kevin1680KEN+41B6N+91B+137N+74B+32N5.019.021.016.001888+10.4
15Mbaabu Cyprian1705KEN+48B+158N1B+145N+76B+30B5.019.020.514.502023+48.4
16Kelly Mwaniki1861KEN+66B59N+60B+110N+29B+40N5.018.521.518.001799-4.4
17Kalati Dennis1754KEN+130B+92N5B+132N+61B+31N5.018.520.515.001799+3.8
18Nyamiaka Haden1797KEN+147B+45N=59B+125N+21B1N4.520.522.514.751763-3.4
19Muchoki Trevor Kanyuithia1584KEN+71B=20N+79B+155N+59B4N4.520.021.513.751787+29.6
20Manyeki Nathaniel1843KEN+171N=19B+93N+52B+64N12B4.520.020.012.751706-19.2
21Mitei, Cosmas1739KEN+160N+82B=4N+127B18N+35B4.519.520.513.251651-4.4
22Christie, Karan Renold1755KEN+167B27N+51B+84N+49B=62N4.518.519.513.751617-12.8
23Kibue Andre1539KEN+112B1N=83B+121N+115B+65N4.518.020.513.00971-8.4
24Kiplangat Baraka1441KEN26B+55N=158B+124N+119B+63N4.516.518.013.251649+13.6
25Gerald Aduda Obede0KEN=64B31N+?B+?N+?B+59N4.511.011.05.2516010.0
26Brian Gabriel Mwangi1934KEN+24N+39B+34N+35B2N9B4.023.527.516.501763-19.2
27Adrian Kariuki1501KEN+58N+22B2N+87B10N+74B4.022.525.514.501640+18.8
28Sagwa, Hillary1839KEN+91B+77N+36B+76N1B11N4.021.024.013.001684-16.0
29Elvis Munene1540KEN+54N3B+153N+93B16N+100B4.020.522.512.001039-12.0
30Chumba Allan1909KEN+101B11N+57B+106N+78B15N4.020.023.013.001666-25.4
31Kinoti, Timothy Mwenda1618KEN82N+25B+123N+73B+52N17B4.020.022.514.50956-6.2
32Ngony, John Thon1811KEN+118N+96B9N+114B+54N14B4.020.022.512.501529-22.2
33Muli Raphael Muthenya1749KEN+165B+94N8B+79N+44B6N4.020.021.011.001639-8.4
34Wayne Joe Njarumi1755KEN+104NF26B+46N+48B+53B4.019.019.015.001777+2.0
35Kongor Deng Maketh0SSD+?B+66N+85B26N+36B21N4.019.019.010.5016960.0
36Kenneth Koome Kinoti1707KEN+123N+12B28N+161B35N+110B4.018.519.511.501908+10.2
37Jesse Jayden1638KEN+163N4B+104N+120B+117N10B4.018.519.59.001030-20.4
38Sardana Aseem0KEN+?B+157N+84B1N=41B=50B4.018.518.58.5014410.0
39Elvis Kipkorir1663KEN+122B26N+118B+68N+80B13N4.018.020.511.501049-21.2
40Amos Wayne1689KEN+150N7B+133N+107B+100N16B4.018.020.010.001109-18.0
41FIDE 10861580014N=140B+103N+128B=38N+87B4.017.519.511.508800.0
42Wekesa Caleb Simiyu0KEN+139N+86B+120N9B53N+111B4.017.519.510.508770.0
43Andy Zane Wright1497KEN+136B10N=71B+86N+125B=83N4.017.019.010.75970-6.8
44Karibe Adrian Rwingo0KEN+?N+81B+87N7B33N+131B4.017.017.08.0015820.0
45Chazima Terence Shaka1535KEN+153N18B54N+146B+84N+89B4.016.518.510.00999-7.2
46Mathew Muchiri0KEN+88N+97B131N34B+94B+78N4.016.018.012.0016250.0
47FIDE 108459920+?B48N+109B77N+95B+92N4.016.016.09.0015360.0
48David Paul0KEN15N+47B+96N+?B34N+?B4.016.016.07.0015450.0
49Peter Odoyo1488KEN+154N75B+140N+88B22N+79B4.015.517.510.00953-14.4
50Otieno Ronny1483KEN+157B13N=121B+126N+155B=38N4.015.517.08.75964-3.6
51Yator Mugo Waikwa1461KEN7N+162B22N+149B+134N+138B4.015.516.57.001008-9.2
52Shah Hitansh Jeegar0KEN+134B+172N+132B20N31B+76N4.015.515.57.009310.0
53Nevin Nduati Mwangi1620KEN+169B102N+160B+85N+42B34N4.015.015.58.501020-20.0
54Irungu Morris Maina0KEN29B+90N+45B+?N32B+?N4.015.015.07.0015060.0
55FIDE 108401170+138N24B+?N12B+?N+88B4.014.514.55.009100.0
56Isaac Bahati1407KEN102B76N+108B+142N+145B+85N4.014.016.010.001008-3.2
57Gicharu Dylan1471KEN158B+109N30N+141B+107N+137B4.014.015.510.001071-6.4
58Jadiel Korir0KEN27B+?N+173B+?N13B+80N4.012.012.03.0014680.0
59Muli Faraja Mumo1628KEN+148N+16B=18N+69B19N25B3.522.024.012.751748+18.4
60Kelly Etabo Esekon1470KEN12N+72B16N+144B+103N=68B3.520.022.010.251066-6.8
61Kamau Emmanuel0KEN+?B+101N+98B6N17N=117B3.518.518.57.2515870.0
62Oluchiri Jeshurun Inyangala1638KENF5N+159B+98N+131B=22B3.518.019.08.251639-0.4
63FIDE 10825614074B+67N+?B=65N+71B24B3.518.018.08.756420.0
64Muchoki Morgan Maina1558KEN=25NF+137B+119N20B+72B3.517.017.010.251043-6.4
65FIDE 554006970069N+138B+139N=63B+127N23B3.516.018.08.257390.0
66Waichinga Dennis1403KEN16N35B+148N+139B=120N+129B3.516.018.07.751003-3.2
67FIDE 554002990072N63B+?N+104B+143N=70B3.515.515.56.7514670.0
68FIDE 554007097086N+?B+141N39B+97N=60N3.515.515.56.7513740.0
69FIDE 108461310+65B+166N=115B59N83B+122N3.515.016.08.258280.0
70Jayden Kiogora Mwenda1466KEN6B115N+166B+172N+132B=67N3.514.014.04.751067-3.2
71FIDE 554005671019N+?B=43N+?B63N+155B3.513.513.53.5013470.0
72Joseph Wambua0KEN+67B60N+?B=?N+116B64N3.513.013.06.0013560.0
73Munge Myles0KEN+?B95N+172B31N=122B+118N3.512.012.03.758180.0
74Musa Joseph0KEN+63N+150B+?N3B14N27N3.020.020.05.508660.0
75Baraka Victor Gagne1750KENF+49N+102B+131N5B7B3.019.519.59.001809+6.6
76Kariuki, Severn Mwaniki0KEN+?N+56B+117N28B15N52B3.019.519.56.5015260.0
77Mwaniki Joseph Gacura1575KEN+113N28B+82N+47B12NF3.019.021.010.001107-10.4
78Kamau Elijah1564KEN+151B8N+95B+90N30N46B3.019.021.08.001071-11.2
79Muthoga Liam Munene0KEN+?N+105B19N33B+81N49N3.018.518.56.0013670.0
80FIDE 5540006530+161B+136N+135N2B39N58B3.018.019.05.009160.0
81Kabugo Njugi1417KEN5B44N+151B+109N79B+168N3.017.518.56.001017-3.2
82Francis Rennox0KEN+31B21N77BF+93N+90N3.017.517.510.0015190.0
83FIDE 5540030910FF=23N+140B+69N=43B3.017.517.59.7515180.0
84Maiyani Oloitiptip Trevor0KEN+?N+99B38N22B45B+147N3.017.517.55.008460.0
85FIDE 5540066780+144N+113B35N53B+150N56B3.017.019.07.007140.0
86FIDE 5540068130+68B42N=124B43B+?N=98N3.017.017.06.256960.0
87FIDE 5540067160+106B+151N44B27N+?B41N3.017.017.05.007010.0
88FIDE 554007046046B+?N+142B49N+106B55N3.017.017.05.006880.0
89Mugambi Nathan Baraka0KEN+?B+130N+?B8N11B45N3.016.516.52.508840.0
90FIDE 5540067080+111N54B+144N78B+105N82B3.016.018.08.007640.0
91FIDE 554006295028N+114B14NF+142B+152B3.016.018.07.009600.0
92Mosongoh Geoffrey Maoga1496KEN+146N17B+126N117B+161N47B3.016.017.05.50956-7.2
93FIDE 5540068210+166B+122N20B29N82B+136N3.016.017.05.508940.0
94Arshavin Thuku1471KEN+170N33B12N+162B46N+141B3.016.016.53.501022-10.8
95FIDE 1089293109N+73B78N+?B47N+?B3.015.515.53.508490.0
96Njuguna Luke Nganga1548KEN+108B32N48B+136N135B+162N3.015.016.06.001011-7.2
97FIDE 554006341010B46N+157B+?N68B+161N3.015.015.02.509700.0
98FIDE 5540066600+141N+148B61N62B=123N=86B3.014.516.56.758370.0
99FIDE 55400685601B84N136B+157N+?B+149N3.014.514.53.509710.0
100FIDE 5540065540+?B+167N+?B5N40B29N3.014.514.51.009140.0
101Mukhwana Gene Pence Barasa1418KEN30N61B+163N103B+156B+144N3.014.015.04.501017-3.2
102Walela, Austin1883KEN+56N+53B75N+111BFF3.014.014.011.001743-8.4
103Mudenyo Jon Courson0KEN131B+?N41B+101N60B+163N3.013.513.54.0014440.0
104FIDE 554006872034B+?N37B67N+?B+132N3.013.513.52.008980.0
105Dylan Amwayi Oduor0KEN11B79N+156B+?N90B+?N3.012.512.51.508840.0
106FIDE 554006481087N+?B+?N30B88N+133B3.012.012.02.0011090.0
107FIDE 108471200+156B159N+?B40N57B+160N3.011.511.52.507800.0
108Gian Wema0KEN96N117B56N+?B+?N+134B3.011.511.52.006780.0
109FIDE 108596830+?N57B47N81B+?N+?B3.011.011.00.006440.0
110FIDE 108664000+?N133B+?N16B+?N36N3.011.011.00.009840.0
111FIDE 554005779090B+?N+?B102N+?B42N3.010.010.00.0010830.0
112FIDE 554006406023N155B+171N+?B?N+139B3.08.08.02.007390.0
113FIDE 10894110077B85N+164B?N+?B+?N3.07.07.01.007750.0
114FIDE 108664420+?B91N+?B32N+?B?N3.07.07.00.0010110.0
115Kahiu Ethan Kamau0KENF+70B=69N4B23N+124N2.519.519.57.7515070.0
116Shah Daanish Jeegar1416KEN4N=126B+128N+129B72N120B2.516.519.06.251016-3.2
117Onyango Paul Ochieng0KENF+108N76B+92N37B=61N2.516.516.57.7515680.0
118FIDE 554006325032B+142N39N=?B+140N73B2.515.515.54.009370.0
119Remiel Ahadi0KEN+149N+146B=127N64B24N126B2.515.017.05.257000.0
120Mulili Joseph Kitho0KENF+165N42B37N=66B+116N2.515.015.05.2514860.0
121Jayden Kihuria0KEN+?N9B=50N23B?B+156N2.515.015.03.5014780.0
122FIDE 10859080039N93B+?N+?B=73N69B2.514.014.01.758630.0
123FIDE 10861505036B+124N31B+?N=98BF2.513.513.54.008630.0
124FIDE 5540066190+?N123B=86N24B+?N115B2.512.512.51.506420.0
125FIDE 108924270+?N+171B=155N18B43NF2.512.512.50.758480.0
126Kayden Sankau Oloitiptip0KENF=116N92B50B+?N+119N2.512.012.03.7511970.0
127FIDE 5540070700+?B+164N=119B21N65B?N2.511.511.52.259380.0
128FIDE 5540066430+?B=169N116B41N+?BF2.59.59.50.256160.0
129FIDE 5540065200?B=156N+165B116N+?B66N2.58.58.51.756100.0
130FIDE 554006880017N89B=170N?N+?B+?B2.58.58.50.259560.0
131FIDE 108342810+103NF+46B75B62N44N2.017.517.57.008940.0
132FIDE 5540065380+?N+143B52N17B70N104B2.017.517.52.008120.0
133Austin Kibe0KEN8B+110N40B+?N137B106N2.017.017.03.009610.0
134FIDE 10847219052N+?B+169B11N51B108N2.016.516.50.507730.0
135FIDE 5540070890F+147N80B10B+96NF2.016.016.05.0016590.0
136Jason Pere Irungu0KEN43N80B+99N96B+?N93B2.016.016.03.007220.0
137FIDE 5540070030F+163B64N14B+133N57N2.015.515.53.007700.0
138FIDE 554003679055B65N+?BF+160N51N2.015.515.51.006610.0
139FIDE 10838139042B+?N65B66N+165B112N2.015.015.01.006030.0
140FIDE 5540002890+?B=41N49B83N118B=?N2.013.513.52.006880.0
141Karanja Ryan Roy0KEN98B+?N68B57N+?B94N2.013.513.50.006830.0
142FIDE 5540065110+?N118B88N56B91N+?B2.012.512.50.006080.0
143FIDE 554006350013B132N+?B+?N67BF2.012.512.50.009640.0
144FIDE 554006988085B+?N90B60N+?B101B2.012.512.50.006440.0
145FIDE 5540071600?N+?B+162N15B56NF2.012.012.01.007570.0
146FIDE 554006430092B119N+147B45N?B+?N2.011.511.52.007160.0
147FIDE 10898697018N135B146N+?B+?N84B2.011.511.50.009990.0
148FIDE 554006376059B98N66B168N+?B+?N2.011.011.00.007160.0
149FIDE 108471030119B+?N?B51N+159B99B2.010.510.51.006610.0
150FIDE 10813250040B74N+?B+?N85B?N2.010.010.00.008890.0
151FIDE 554006597078N87B81N+?B?N+?B2.09.09.00.006910.0
152FIDE 108669900?B+?N+?B13N?B91N2.08.08.00.009640.0
153FIDE 554006414045B+?N29B+?N?B?N2.08.08.00.007410.0
154FIDE 554006910049B?N167B?N+?B+?N2.05.05.00.006880.0
155FIDE 5540070620F+112N=125B19B50N71N1.517.517.54.257410.0
156FIDE 5540067320107N=129B105N+?B101N121B1.514.014.01.256170.0
157FIDE 554006929050N38B97N99B+171N=?B1.514.014.00.006970.0
158Gohil, Mehul2014KEN+57N15B=24NFFF1.513.513.56.251644-24.0
159FIDE 55400686402N+107B62N?B149NF1.014.514.53.009030.0
160FIDE 10898700021B+?N53NF138B107B1.013.513.50.008790.0
161FIDE 554006996080N+?BF36N92B97B1.013.013.00.008020.0
162FIDE 108464760+?B51N145B94NF96B1.012.012.00.007010.0
163FIDE 554006368037B137N101B+?NF103B1.012.012.00.007290.0
164FIDE 55400631703N127B113N?B+?N?B1.011.011.00.0010160.0
165FIDE 554006899033N120B129N+?B139N?B1.011.011.00.009490.0
166FIDE 554001447093N69B70N?B+?N?B1.010.010.00.006670.0
167FIDE 10845941022N100B+154N?B?NF1.09.59.52.009550.0
168FIDE 108929400?N?B?N+148BF81B1.05.05.02.006170.0
169FIDE 554006384053N=128B134NFFF0.59.09.01.258200.0
170FIDE 554006422094B?N=130B?NF?B0.56.06.01.256950.0
171FIDE 10852794020B125N112B?N157B?N0.011.511.50.0010430.0
172FIDE 5540069450F52B73N70B?N?N0.011.011.00.006670.0
173Shah, Ruhan Dhruv Paresh1514KENF2B58NFFF0.010.010.00.00969-7.6

Key insights

Biggest movers and upsets — the story behind the numbers.

Top rating gainers
Top rating losers
Biggest upsets