The North Central Zone Open Monthly Classical Chess Tournament June 2026
Open SwissStandard
39 players participated in this 8-round tournament, held from 12 Jun 2026 to 14 Jun 2026 in Abuja, Nigeria. 1 titled players. Top 10 Elo average was 2087, and top seed was Bartholomew Emmanuel OKHIPO (🇳🇬 NGR, 2230).
Bartholomew Emmanuel OKHIPO (🇳🇬 NGR, 2230) won with 7.0/8, ahead of Joshua ADEJOH (7.0) and Tyover Collins TYOWASE (6.0). OKHIPO shared the lead from round 1, winning on tie-break.
The biggest upset came in round 1: Oluwaponle KUDEHINBU (1553) beat Humphrey Yinalanah MANDU (1968), a +415-point gap.
Location
🇳🇬Abuja, Nigeria
Dates
12 Jun 2026 → 14 Jun 2026
Time control
Standard: 60 minutes with 30 seconds increment from move 1
System
Swiss · 8 rounds
Titled players · 1
WIM×1
Federations · 1 represented
🇳🇬Nigeria×33
Top 3
- 🥇
- 🥈
- 🥉
How it unfolded
Top 6 · 8 roundsTight race until R4; 2 players tied at 7.0/8, decided on Buchholz.
Co-leaders
17
7
3
1
1
1
1
2
R4–R8 · LEAD HELD
Bartholomew Emmanuel OKHIPO held the sole lead from R4 through R8 without losing it.
R8 · TIEBREAK CLUSTER
2 players finish on 7.0/8. OKHIPO takes the title on Buchholz Cut1 (34.5).
R4 · HEAD-TO-HEAD · WINNER VS 2ND
Bartholomew Emmanuel OKHIPO beat Joshua ADEJOH (White).
Key matchups · top 4
Head-to-head between the four finishers| Player | 1 | 2 | 3 | 4 |
|---|---|---|---|---|
| 1Bartholomew Emmanuel OKHIPO | * | 1 | — | ½ |
| 2Joshua ADEJOH | 0 | * | — | — |
| 3Tyover Collins TYOWASE | — | — | * | — |
| 4Ogosi Raphael-Mary | ½ | — | — | * |
Grille américaine
| # | Player | Elo | Fed | R1 | R2 | R3 | R4 | R5 | R6 | R7 | R8 | Pts | Bu C1 | Bu | SB | Perf | Δ |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | OKHIPO, Bartholomew Emmanuel | 2230 | NGR | +18N | +22B | +12N | +2B | =9N | +10B | +7N | =4B | 7.0 | 34.5 | 37.5 | 32.50 | 2340 | +16.0 |
| 2 | ADEJOH, Joshua | 2067 | NGR | +29B | +35N | +5B | −1N | +14B | +9N | +12B | +7B | 7.0 | 32.5 | 33.5 | 26.50 | 2300 | +39.6 |
| 3 | TYOWASE, Tyover Collins | 2145 | NGR | =23B | =15N | +19B | +5N | −7B | +22N | +9B | +11N | 6.0 | 30.0 | 33.0 | 24.50 | 2099 | -4.8 |
| 4 | Ogosi Raphael-Mary | 2112 | NGR | −11B | =28N | +34B | =18B | +17N | +13N | +8B | =1N | 5.5 | 30.0 | 31.0 | 20.25 | 2004 | -15.0 |
| 5 | OBIKILI CHINEDU GEORGE | 1937 | NGR | +33N | +17B | −2N | −3B | +32N | +20B | =15N | +25B | 5.5 | 28.0 | 29.0 | 14.00 | 1965 | +7.4 |
| 6 | JOSHUA, Damian | 2126 | NGR | −17N | +37B | =24N | +35B | −18N | +16B | +10N | +15B | 5.5 | 23.5 | 23.5 | 15.00 | 2023 | -32.4 |
| 7 | OKOJIE, Osakwe Simeon | 2027 | NGR | +31N | +16B | −9N | +24B | +3N | +11B | −1B | −2N | 5.0 | 36.0 | 37.5 | 19.00 | 2061 | +9.8 |
| 8 | MANDU, Humphrey Yinalanah | 1968 | NGR | −32B | +33N | +23B | +31N | −10N | +24B | −4N | +26B | 5.0 | 21.5 | 22.5 | 11.50 | 1844 | -16.2 |
| 9 | HABILA, Jehu Thomas | 2090 | NGR | F | +13N | +7B | +14N | =1B | −2B | −3N | +12N | 4.5 | 38.0 | 38.0 | 21.50 | 2131 | +9.2 |
| 10 | OZIEGBE, Promise | 2028 | NGR | +34B | +11N | −14B | +13N | +8B | −1N | −6B | =17N | 4.5 | 34.0 | 35.0 | 16.75 | 1958 | -11.8 |
| 11 | ANASOH, Blaise Ifeanyi | 1786 | NGR | +4N | −10B | +22N | =12B | +16N | −7N | +18B | −3B | 4.5 | 33.0 | 36.0 | 18.25 | 2028 | +97.2 |
| 12 | MICHAEL, BridgetWIM | 1994 | NGR | +28B | +32N | −1B | =11N | +20N | +18B | −2N | −9B | 4.5 | 32.0 | 33.0 | 12.25 | 1922 | -10.4 |
| 13 | USAMA, Lucky | 1871 | NGR | +38N | −9B | +26N | −10B | +25N | −4B | =19N | +21B | 4.5 | 27.5 | 27.5 | 11.25 | 1277 | -28.4 |
| 14 | Ikhimiukor, Ehidiamen | 1869 | NGR | +21B | +30N | +10N | −9B | −2N | −15B | −16N | +19B | 4.0 | 31.0 | 33.0 | 13.50 | 1890 | +6.0 |
| 15 | Othman, Mustapha | 2047 | NGR | =27N | =3B | =17N | F | +31B | +14N | =5B | −6N | 4.0 | 29.0 | 29.0 | 14.50 | 1937 | -15.2 |
| 16 | OKORIE, Phillip Chukwuebuka | 1875 | NGR | +25B | −7N | =29B | +19N | −11B | −6N | +14B | =23N | 4.0 | 28.5 | 30.5 | 13.00 | 1764 | -36.8 |
| 17 | TYOWASE, Toryila Promise | 1807 | NGR | +6B | −5N | =15B | =29N | −4B | +28N | F | =10B | 3.5 | 30.0 | 32.0 | 12.75 | 1940 | +44.4 |
| 18 | OJIKUTU, Samuel | 1815 | NGR | −1B | +25N | +39B | =4N | +6B | −12N | −11N | F | 3.5 | 30.0 | 30.0 | 11.25 | 1898 | +6.4 |
| 19 | ZINABE, Stephen Elah | 0 | NGR | +20N | =24B | −3N | −16B | +29B | =23N | =13B | −14N | 3.5 | 28.0 | 30.0 | 10.75 | 1835 | 0.0 |
| 20 | AHMAD, Sadiq Muazu | 1831 | NGR | −19B | +36N | +32B | +30N | −12B | −5N | =21B | −27N | 3.5 | 23.0 | 23.0 | 4.75 | 1757 | -18.8 |
| 21 | FIDE 8500495 | 0 | — | −14N | −31B | +36B | −22N | +27B | +33B | =20N | −13N | 3.5 | 20.5 | 20.5 | 5.75 | 1601 | 0.0 |
| 22 | EZEADIREJE, Kingsley | 1884 | NGR | +39N | −1N | −11B | +21B | +26N | −3B | F | F | 3.0 | 27.5 | 27.5 | 6.50 | 1254 | -36.8 |
| 23 | YAKUBU, Daniel Musa | 1815 | NGR | =3N | =27B | −8N | −26B | F | =19B | +34N | =16B | 3.0 | 25.5 | 25.5 | 9.25 | 1865 | +5.4 |
| 24 | UBA EFE | 1908 | NGR | +36B | =19N | =6B | −7N | +28B | −8N | −25B | −33N | 3.0 | 25.0 | 25.0 | 6.50 | 1847 | -6.6 |
| 25 | FIDE 582000883 | 0 | — | −16N | −18B | +37N | F | −13B | +34B | +24N | −5N | 3.0 | 22.5 | 22.5 | 4.00 | 1759 | 0.0 |
| 26 | UBANDOMA, Charles Bitrus | 0 | NGR | −35B | +34N | −13B | +23N | −22B | +31N | F | −8N | 3.0 | 19.0 | 20.0 | 5.50 | 1761 | 0.0 |
| 27 | OFFOR, Omatule Wisdom | 1680 | NGR | =15B | =23N | −30B | F | −21N | F | +31B | +20B | 3.0 | 18.5 | 18.5 | 8.50 | 1933 | +62.8 |
| 28 | CELESTINE, Favour | 1615 | NGR | −12N | =4B | F | F | −24N | −17B | +33B | =31N | 2.0 | 19.0 | 19.0 | 4.50 | 1631 | -2.0 |
| 29 | OLOWOLAYEMO, Rotimi | 1712 | NGR | −2N | +38B | =16N | =17B | −19N | F | F | F | 2.0 | 19.0 | 19.0 | 3.75 | 1791 | +9.6 |
| 30 | WINSTON-ONYIAH, Sasha | 1983 | NGR | +37N | −14B | +27N | −20B | F | F | F | F | 2.0 | 10.5 | 10.5 | 3.00 | 1745 | -22.6 |
| 31 | TYOWASE, Ngodoo Peace | 1630 | NGR | −7B | +21N | F | −8B | −15N | −26B | −27N | =28B | 1.5 | 25.5 | 25.5 | 4.50 | 1498 | -29.2 |
| 32 | KUDEHINBU, Oluwaponle | 1553 | NGR | +8N | −12B | −20N | F | −5B | F | F | F | 1.0 | 26.5 | 26.5 | 5.00 | 1726 | +23.2 |
| 33 | FIDE 8540004 | 0 | — | −5B | −8B | F | F | F | −21N | −28N | +24B | 1.0 | 22.0 | 22.0 | 3.00 | 1664 | 0.0 |
| 34 | MUSA, Abdulalim | 1659 | NGR | −10N | −26B | −4N | +36B | F | −25N | −23B | F | 1.0 | 19.0 | 19.0 | 0.00 | 1167 | -18.8 |
| 35 | Sema Sokpo | 1851 | NGR | +26N | −2B | F | −6N | F | F | F | F | 1.0 | 15.5 | 15.5 | 3.00 | 1297 | -7.8 |
| 36 | FIDE 8523860 | 0 | — | −24N | −20B | −21N | −34N | F | F | F | F | 0.0 | 14.0 | 14.0 | 0.00 | 999 | 0.0 |
| 37 | NZEKWE, Godday Samuel | 1601 | NGR | −30B | −6N | −25B | F | F | F | F | F | 0.0 | 11.5 | 11.5 | 0.00 | 1192 | -6.8 |
| 38 | FIDE 8592888 | 0 | — | −13B | −29N | F | F | F | F | F | F | 0.0 | 9.5 | 9.5 | 0.00 | 992 | 0.0 |
| 39 | FIDE 8529175 | 0 | — | −22B | F | −18N | F | F | F | F | F | 0.0 | 8.5 | 8.5 | 0.00 | 1050 | 0.0 |
Key insights
Biggest movers and upsets — the story behind the numbers.
Top rating gainers
- 1ANASOH, Blaise IfeanyiNGR+97.24.5 pts · #10
- 2OFFOR, Omatule WisdomNGR+62.83.0 pts · #16
- 3TYOWASE, Toryila PromiseNGR+44.43.5 pts · #14
Top rating losers
- 1EZEADIREJE, KingsleyNGR-36.83.0 pts · #35
- 2OKORIE, Phillip ChukwuebukaNGR-36.84.0 pts · #23
- 3JOSHUA, DamianNGR-32.45.5 pts · #4
Biggest upsets
- R1+415 Elo gap
- R1+326 Elo gap
- R1+319 Elo gap