| FIDE World Chess Championship cycle 1978-1981 |
[ Competition summary || European zonal 1 | European zonal 2 | European zonal 3 | Soviet zonal | US zonal | Canadian zonal |
| Caribbean-Central American zonal 1 | Caribbean-Central American zonal 2 | South American zonal | West Asian zonal | Asian Pacific zonal | Mediterranean-African zonal ||
|| Riga interzonal | Rio de Janeiro interzonal || Candidates QF | Candidates SF | Candidates F || WCh match ]
| Interzonal :: Rio de Janeiro 1979 |
<< [ Crosstable || 1st | 2nd | 3rd | 4th | 5th | 6th | 7th | 8th | 9th | 10th | 11th | 12th | 13th | 14th | 15th | 16th | 17th | 18th | 19th || Information ] >>
| pos. | name | Elo | flag | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | pts | + | = | - |
| ⇑ 1.-3. | GM Hübner, Robert | 2595 | ● | ½ | ½ | ½ | ½ | 1 | ½ | 1 | 1 | 1 | 0 | ½ | ½ | ½ | ½ | 1 | 1 | 1 | 11½ | 7 | 9 | 1 | ||
| ⇑ 1.-3. | GM Portisch, Lajos | 2640 | ½ | ● | ½ | ½ | 1 | 0 | 1 | 0 | 1 | ½ | ½ | 1 | 1 | 1 | 1 | 1 | 0 | 1 | 11½ | 9 | 5 | 3 | ||
| ⇑ 1.-3. | GM Petrosian, Tigran | 2610 | ½ | ½ | ● | ½ | 1 | ½ | 1 | ½ | ½ | ½ | ½ | ½ | 1 | ½ | 1 | 1 | 1 | ½ | 11½ | 6 | 11 | 0 | ||
| 4. | GM Timman, Jan | 2625 | ½ | ½ | ½ | ● | ½ | ½ | 1 | 1 | 0 | ½ | 1 | 1 | ½ | 1 | ½ | ½ | 1 | ½ | 11 | 6 | 10 | 1 | ||
| 5.-6. | GM Ivkov, Borislav | 2525 | ½ | 0 | 0 | ½ | ● | 1 | ½ | 1 | ½ | 1 | ½ | ½ | ½ | ½ | ½ | ½ | 1 | ½ | ½ | 9½ | 4 | 11 | 2 | |
| 5.-6. | GM Sunye Neto, Jaime | 2375 | 0 | 1 | ½ | ½ | 0 | ● | 0 | 0 | 1 | ½ | 1 | 1 | ½ | 1 | 1 | ½ | ½ | ½ | 9½ | 6 | 7 | 4 | ||
| 7.-9. | GM Sax, Gyula | 2590 | ½ | 0 | 0 | 0 | ½ | 1 | ● | 1 | 0 | ½ | ½ | 1 | 0 | 1 | 0 | 1 | 1 | 1 | 9 | 7 | 4 | 6 | ||
| 7.-9. | GM Torre, Eugenio | 2520 | 0 | 1 | ½ | 0 | 0 | 1 | 0 | ● | ½ | 0 | ½ | ½ | 1 | ½ | 1 | 1 | ½ | 1 | 9 | 6 | 6 | 5 | ||
| 7.-9. | GM Balashov, Yury | 2600 | 0 | 0 | ½ | 1 | ½ | 0 | 1 | ½ | ● | ½ | ½ | ½ | ½ | ½ | 1 | ½ | 1 | ½ | 9 | 4 | 10 | 3 | ||
| 10.-11. | GM Shamkovich, Leonid | 2495 | 0 | ½ | ½ | ½ | 0 | ½ | ½ | 1 | ½ | ● | 1 | ½ | 1 | 1 | 0 | 0 | ½ | ½ | 8½ | 4 | 9 | 4 | ||
| 10.-11. | GM Smejkal, Jan | 2550 | 1 | ½ | ½ | 0 | ½ | 0 | ½ | ½ | ½ | 0 | ● | ½ | 1 | 0 | ½ | 1 | ½ | 1 | ½ | 8½ | 4 | 9 | 4 | |
| 12. | GM Vaganian, Rafael | 2570 | ½ | 0 | ½ | 0 | ½ | 0 | 0 | ½ | ½ | ½ | ½ | ● | 0 | 1 | 1 | 1 | 1 | ½ | 8 | 4 | 8 | 5 | ||
| 13.-14. | GM García Gonzáles, Guillermo | 2490 | ½ | 0 | 0 | ½ | ½ | ½ | 1 | 0 | ½ | 0 | 0 | 1 | ● | 1 | 0 | ½ | ½ | 1 | 7½ | 4 | 7 | 6 | ||
| 13.-14. | GM Velimirović, Dragoljub | 2515 | ½ | 0 | ½ | 0 | ½ | 0 | 0 | ½ | ½ | 0 | 1 | 0 | 0 | ● | 1 | 1 | 1 | 1 | 7½ | 5 | 5 | 7 | ||
| 15. | IM Harandi, Khosro | 2410 | ½ | 0 | 0 | ½ | ½ | 0 | 1 | 0 | 0 | 1 | ½ | 0 | 1 | 0 | ● | 0 | 1 | ½ | 6½ | 4 | 5 | 8 | ||
| 16. | IM Bronstein, Luis Marcos | 2420 | 0 | 0 | 0 | ½ | ½ | ½ | 0 | 0 | ½ | 1 | 0 | 0 | ½ | 0 | 1 | ● | 1 | ½ | 6 | 3 | 6 | 8 | ||
| 17.-18. | IM Kagan, Shimon | 2445 | 0 | 1 | 0 | 0 | 0 | ½ | 0 | ½ | 0 | ½ | ½ | 0 | ½ | 0 | 0 | 0 | ● | 1 | 4½ | 2 | 5 | 10 | ||
| 17.-18. | IM Hébert, Jean | 2365 | 0 | 0 | ½ | ½ | ½ | ½ | 0 | 0 | ½ | ½ | 0 | ½ | 0 | 0 | ½ | ½ | 0 | ● | 4½ | 0 | 9 | 8 | ||
| DNF | GM Mecking, Henrique | 2615 | ½ | ½ | ● | Withdrawn. | ||||||||||||||||||||
| 1st round — 23rd September 1979 | |||||||||
| GM Balashov, Yury | 2600 | 1 - 0 | 2590 | GM Sax, Gyula | |||||
| GM Petrosian, Tigran | 2610 | ½ - ½ | 2550 | GM Smejkal, Jan | |||||
| GM Portisch, Lajos | 2640 | 0 - 1 | 2520 | GM Torre, Eugenio | |||||
| GM Velimirović, Dragoljub | 2515 | 0 - 1 | 2495 | GM Shamkovich, Leonid | |||||
| GM Sunye Neto, Jaime | 2375 | ½ - ½ | 2625 | GM Timman, Jan | |||||
| IM Harandi, Khosro | 2410 | 0 - 1 | 2570 | GM Vaganian, Rafael | |||||
| IM Bronstein, Luis Marcos | 2420 | 1 - 0 | 2445 | IM Kagan, Shimon | |||||
| IM Hébert, Jean | 2365 | 0 - 1 | 2595 | GM Hübner, Robert | |||||
| GM Mecking, Henrique | 2615 | ½ - ½ | 2525 | GM Ivkov, Borislav | |||||
| GM García Gonzáles, Guillermo | 2490 | ||||||||
| 1.-6. Hübner, Torre, Balashov, Shamkovich, Vaganian, Bronstein 1; 7.-12. Petrosian, Timman, Ivkov, Sunye Neto, Smejkal, Mecking ½; 13.-19. Portisch, Sax, García Gonzáles, Velimirović, Harandi, Kagan, Hébert 0; | |||||||||
| 2nd round — 24th September 1979 | |||||||||
| GM Vaganian, Rafael | 2570 | ½ - ½ | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | ½ - ½ | 2365 | IM Hébert, Jean | |||||
| GM Sax, Gyula | 2590 | 0 - 1 | 2610 | GM Petrosian, Tigran | |||||
| GM Hübner, Robert | 2595 | ½ - ½ | 2640 | GM Portisch, Lajos | |||||
| GM Shamkovich, Leonid | 2495 | 0 - 1 | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Timman, Jan | 2625 | ½ - ½ | 2410 | IM Harandi, Khosro | |||||
| GM García Gonzáles, Guillermo | 2490 | ½ - ½ | 2375 | GM Sunye Neto, Jaime | |||||
| GM Torre, Eugenio | 2520 | ½ - ½ | 2515 | GM Velimirović, Dragoljub | |||||
| GM Smejkal, Jan | 2550 | ½ - ½ | 2615 | GM Mecking, Henrique | |||||
| IM Kagan, Shimon | 2445 | ||||||||
| GM Mecking, Henrique | 2615 | Withdrew after this round. | |||||||
| 1. Bronstein 2; 2.-6. Hübner, Petrosian, Torre, Balashov, Vaganian 1½; 7.-12. Timman, Ivkov, Sunye Neto, Shamkovich, Smejkal, Mecking 1; 13.-17. Portisch, García Gonzáles, Velimirović, Harandi, Hébert ½; 18.-19. Sax, Kagan 0; | |||||||||
| 3rd round — 25th September 1979 | |||||||||
| GM Balashov, Yury | 2600 | 1 - 0 | 2625 | GM Timman, Jan | |||||
| GM Portisch, Lajos | 2640 | 1 - 0 | 2525 | GM Ivkov, Borislav | |||||
| GM Petrosian, Tigran | 2610 | ½ - ½ | 2570 | GM Vaganian, Rafael | |||||
| IM Kagan, Shimon | 2445 | ½ - ½ | 2495 | GM Shamkovich, Leonid | |||||
| IM Bronstein, Luis Marcos | 2420 | 0 - 1 | 2520 | GM Torre, Eugenio | |||||
| IM Harandi, Khosro | 2410 | 1 - 0 | 2490 | GM García Gonzáles, Guillermo | |||||
| IM Hébert, Jean | 2365 | 0 - 1 | 2550 | GM Smejkal, Jan | |||||
| GM Velimirović, Dragoljub | 2515 | ½ - ½ | 2595 | GM Hübner, Robert | |||||
| GM Sunye Neto, Jaime | 2375 | ||||||||
| GM Sax, Gyula | 2590 | ||||||||
| 1.-2. Torre, Balashov 2½; 3.-6. Hübner, Petrosian, Vaganian, Bronstein 2; 7.-10. Portisch, Shamkovich, Smejkal, Harandi 1½; 11.-14. Timman, Sunye Neto, Velimirović, Mecking 1; 15.-18. Ivkov, García Gonzáles, Kagan, Hébert ½; 19. Sax 0; | |||||||||
| 4th round — 27th September 1979 | |||||||||
| GM García Gonzáles, Guillermo | 2490 | ½ - ½ | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | ½ - ½ | 2515 | GM Velimirović, Dragoljub | |||||
| GM Timman, Jan | 2625 | ½ - ½ | 2610 | GM Petrosian, Tigran | |||||
| GM Smejkal, Jan | 2550 | ½ - ½ | 2640 | GM Portisch, Lajos | |||||
| GM Hübner, Robert | 2595 | 1 - 0 | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Sax, Gyula | 2590 | 1 - 0 | 2365 | IM Hébert, Jean | |||||
| GM Sunye Neto, Jaime | 2375 | 1 - 0 | 2410 | IM Harandi, Khosro | |||||
| GM Torre, Eugenio | 2520 | ½ - ½ | 2445 | IM Kagan, Shimon | |||||
| GM Shamkovich, Leonid | 2495 | ||||||||
| GM Vaganian, Rafael | 2570 | ||||||||
| 1.-3. Hübner, Torre, Balashov 3; 4. Petrosian 2½; 5.-9. Portisch, Sunye Neto, Smejkal, Vaganian, Bronstein 2; 10.-13. Timman, Shamkovich, Velimirović, Harandi 1½; 14.-18. Ivkov, Sax, García Gonzáles, Kagan, Mecking 1; 19. Hébert ½; | |||||||||
| 5th round — 28th September 1979 | |||||||||
| GM Balashov, Yury | 2600 | 0 - 1 | 2375 | GM Sunye Neto, Jaime | |||||
| IM Bronstein, Luis Marcos | 2420 | ½ - ½ | 2525 | GM Ivkov, Borislav | |||||
| GM Petrosian, Tigran | 2610 | 1 - 0 | 2490 | GM García Gonzáles, Guillermo | |||||
| GM Portisch, Lajos | 2640 | 1 - 0 | 2590 | GM Sax, Gyula | |||||
| GM Shamkovich, Leonid | 2495 | 1 - 0 | 2520 | GM Torre, Eugenio | |||||
| IM Hébert, Jean | 2365 | ½ - ½ | 2570 | GM Vaganian, Rafael | |||||
| IM Kagan, Shimon | 2445 | 0 - 1 | 2595 | GM Hübner, Robert | |||||
| GM Velimirović, Dragoljub | 2515 | 1 - 0 | 2550 | GM Smejkal, Jan | |||||
| GM Timman, Jan | 2625 | ||||||||
| IM Harandi, Khosro | 2410 | ||||||||
| 1. Hübner 4; 2. Petrosian 3½; 3.-6. Portisch, Sunye Neto, Torre, Balashov 3; 7.-10. Shamkovich, Vaganian, Velimirović, Bronstein 2½; 11. Smejkal 2; 12.-14. Timman, Ivkov, Harandi 1½; 15.-19. Sax, García Gonzáles, Kagan, Hébert, Mecking 1; | |||||||||
| 6th round — 29th September 1979 | |||||||||
| IM Harandi, Khosro | 2410 | 0 - 1 | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | 1 - 0 | 2445 | IM Kagan, Shimon | |||||
| GM Sunye Neto, Jaime | 2375 | ½ - ½ | 2610 | GM Petrosian, Tigran | |||||
| GM Vaganian, Rafael | 2570 | 0 - 1 | 2640 | GM Portisch, Lajos | |||||
| GM Hübner, Robert | 2595 | 1 - 0 | 2495 | GM Shamkovich, Leonid | |||||
| GM Timman, Jan | 2625 | ½ - ½ | 2365 | IM Hébert, Jean | |||||
| GM Sax, Gyula | 2590 | 1 - 0 | 2515 | GM Velimirović, Dragoljub | |||||
| GM Smejkal, Jan | 2550 | 1 - 0 | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Torre, Eugenio | 2520 | ||||||||
| GM García Gonzáles, Guillermo | 2490 | ||||||||
| 1. Hübner 5; 2.-4. Portisch, Petrosian, Balashov 4; 5. Sunye Neto 3½; 6.-7. Torre, Smejkal 3; 8.-12. Ivkov, Shamkovich, Vaganian, Velimirović, Bronstein 2½; 13.-14. Timman, Sax 2; 15.-16. Harandi, Hébert 1½; 17.-19. García Gonzáles, Kagan, Mecking 1; | |||||||||
| 7th round — 1st October 1979 | |||||||||
| GM Shamkovich, Leonid | 2495 | 0 - 1 | 2525 | GM Ivkov, Borislav | |||||
| GM Petrosian, Tigran | 2610 | 1 - 0 | 2410 | IM Harandi, Khosro | |||||
| GM Portisch, Lajos | 2640 | ½ - ½ | 2625 | GM Timman, Jan | |||||
| GM Velimirović, Dragoljub | 2515 | 0 - 1 | 2570 | GM Vaganian, Rafael | |||||
| IM Bronstein, Luis Marcos | 2420 | 0 - 1 | 2590 | GM Sax, Gyula | |||||
| IM Hébert, Jean | 2365 | 0 - 1 | 2490 | GM García Gonzáles, Guillermo | |||||
| IM Kagan, Shimon | 2445 | ½ - ½ | 2550 | GM Smejkal, Jan | |||||
| GM Torre, Eugenio | 2520 | 0 - 1 | 2595 | GM Hübner, Robert | |||||
| GM Sunye Neto, Jaime | 2375 | ||||||||
| GM Balashov, Yury | 2600 | ||||||||
| 1. Hübner 6; 2. Petrosian 5; 3. Portisch 4½; 4. Balashov 4; 5.-8. Ivkov, Sunye Neto, Smejkal, Vaganian 3½; 9.-10. Sax, Torre 3; 11.-14. Timman, Shamkovich, Velimirović, Bronstein 2½; 15. García Gonzáles 2; 16.-18. Harandi, Kagan, Hébert 1½; 19. Mecking 1; | |||||||||
| 8th round — 2nd October 1979 | |||||||||
| GM Balashov, Yury | 2600 | ½ - ½ | 2610 | GM Petrosian, Tigran | |||||
| GM Ivkov, Borislav | 2525 | 1 - 0 | 2520 | GM Torre, Eugenio | |||||
| GM García Gonzáles, Guillermo | 2490 | 0 - 1 | 2640 | GM Portisch, Lajos | |||||
| GM Smejkal, Jan | 2550 | 0 - 1 | 2495 | GM Shamkovich, Leonid | |||||
| GM Timman, Jan | 2625 | 1 - 0 | 2515 | GM Velimirović, Dragoljub | |||||
| GM Vaganian, Rafael | 2570 | 1 - 0 | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Sax, Gyula | 2590 | 1 - 0 | 2445 | IM Kagan, Shimon | |||||
| GM Sunye Neto, Jaime | 2375 | ½ - ½ | 2365 | IM Hébert, Jean | |||||
| GM Hübner, Robert | 2595 | ||||||||
| IM Harandi, Khosro | 2410 | ||||||||
| 1. Hübner 6; 2.-3. Portisch, Petrosian 5½; 4.-6. Ivkov, Balashov, Vaganian 4½; 7.-8. Sunye Neto, Sax 4; 9.-11. Timman, Shamkovich, Smejkal 3½; 12. Torre 3; 13.-14. Velimirović, Bronstein 2½; 15.-16. García Gonzáles, Hébert 2; 17.-18. Harandi, Kagan 1½; 19. Mecking 1; | |||||||||
| 9th round — 3rd October 1979 | |||||||||
| GM Hübner, Robert | 2595 | ½ - ½ | 2525 | GM Ivkov, Borislav | |||||
| GM Portisch, Lajos | 2640 | 0 - 1 | 2375 | GM Sunye Neto, Jaime | |||||
| GM Shamkovich, Leonid | 2495 | ½ - ½ | 2590 | GM Sax, Gyula | |||||
| IM Bronstein, Luis Marcos | 2420 | ½ - ½ | 2625 | GM Timman, Jan | |||||
| IM Kagan, Shimon | 2445 | 0 - 1 | 2570 | GM Vaganian, Rafael | |||||
| IM Hébert, Jean | 2365 | ½ - ½ | 2410 | IM Harandi, Khosro | |||||
| GM Velimirović, Dragoljub | 2515 | 0 - 1 | 2490 | GM García Gonzáles, Guillermo | |||||
| GM Torre, Eugenio | 2520 | ½ - ½ | 2550 | GM Smejkal, Jan | |||||
| GM Petrosian, Tigran | 2610 | ||||||||
| GM Balashov, Yury | 2600 | ||||||||
| 1. Hübner 6½; 2.-4. Portisch, Petrosian, Vaganian 5½; 5.-6. Ivkov, Sunye Neto 5; 7.-8. Sax, Balashov 4½; 9.-11. Timman, Shamkovich, Smejkal 4; 12. Torre 3½; 13.-14. García Gonzáles, Bronstein 3; 15.-16. Velimirović, Hébert 2½; 17. Harandi 2; 18. Kagan 1½; 19. Mecking 1; | |||||||||
| 10th round — 6th October 1979 | |||||||||
| GM Balashov, Yury | 2600 | ½ - ½ | 2365 | IM Hébert, Jean | |||||
| GM Sax, Gyula | 2590 | 1 - 0 | 2520 | GM Torre, Eugenio | |||||
| IM Harandi, Khosro | 2410 | 0 - 1 | 2640 | GM Portisch, Lajos | |||||
| GM Vaganian, Rafael | 2570 | ½ - ½ | 2495 | GM Shamkovich, Leonid | |||||
| GM Timman, Jan | 2625 | 1 - 0 | 2445 | IM Kagan, Shimon | |||||
| GM García Gonzáles, Guillermo | 2490 | ½ - ½ | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Smejkal, Jan | 2550 | 1 - 0 | 2595 | GM Hübner, Robert | |||||
| GM Sunye Neto, Jaime | 2375 | 1 - 0 | 2515 | GM Velimirović, Dragoljub | |||||
| GM Petrosian, Tigran | 2610 | ||||||||
| GM Ivkov, Borislav | 2525 | ||||||||
| 1.-2. Hübner, Portisch 6½; 3.-4. Sunye Neto, Vaganian 6; 5.-6. Petrosian, Sax 5½; 7.-10. Timman, Ivkov, Balashov, Smejkal 5; 11. Shamkovich 4½; 12.-14. Torre, García Gonzáles, Bronstein 3½; 15. Hébert 3; 16. Velimirović 2½; 17. Harandi 2; 18. Kagan 1½; 19. Mecking 1; | |||||||||
| 11th round — 7th October 1979 | |||||||||
| GM Portisch, Lajos | 2640 | 1 - 0 | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | ½ - ½ | 2550 | GM Smejkal, Jan | |||||
| IM Hébert, Jean | 2365 | ½ - ½ | 2610 | GM Petrosian, Tigran | |||||
| GM Shamkovich, Leonid | 2495 | ½ - ½ | 2625 | GM Timman, Jan | |||||
| GM Torre, Eugenio | 2520 | ½ - ½ | 2570 | GM Vaganian, Rafael | |||||
| IM Bronstein, Luis Marcos | 2420 | ½ - ½ | 2375 | GM Sunye Neto, Jaime | |||||
| GM Hübner, Robert | 2595 | ½ - ½ | 2590 | GM Sax, Gyula | |||||
| IM Kagan, Shimon | 2445 | ½ - ½ | 2490 | GM García Gonzáles, Guillermo | |||||
| GM Velimirović, Dragoljub | 2515 | 1 - 0 | 2410 | IM Harandi, Khosro | |||||
| 1. Portisch 7½; 2. Hübner 7; 3.-4. Sunye Neto, Vaganian 6½; 5.-6. Petrosian, Sax 6; 7.-9. Timman, Ivkov, Smejkal 5½; 10.-11. Balashov, Shamkovich 5; 12.-14. Torre, García Gonzáles, Bronstein 4; 15.-16. Velimirović, Hébert 3½; 17.-18. Harandi, Kagan 2; 19. Mecking 1; | |||||||||
| 12th round — 8th October 1979 | |||||||||
| GM Balashov, Yury | 2600 | ½ - ½ | 2515 | GM Velimirović, Dragoljub | |||||
| GM Sax, Gyula | 2590 | ½ - ½ | 2525 | GM Ivkov, Borislav | |||||
| GM Petrosian, Tigran | 2610 | ½ - ½ | 2640 | GM Portisch, Lajos | |||||
| GM García Gonzáles, Guillermo | 2490 | 0 - 1 | 2495 | GM Shamkovich, Leonid | |||||
| GM Timman, Jan | 2625 | 1 - 0 | 2520 | GM Torre, Eugenio | |||||
| GM Vaganian, Rafael | 2570 | ½ - ½ | 2595 | GM Hübner, Robert | |||||
| IM Harandi, Khosro | 2410 | 0 - 1 | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Sunye Neto, Jaime | 2375 | ½ - ½ | 2445 | IM Kagan, Shimon | |||||
| GM Smejkal, Jan | 2550 | ||||||||
| IM Hébert, Jean | 2365 | ||||||||
| 1. Portisch 8; 2. Hübner 7½; 3.-4. Sunye Neto, Vaganian 7; 5.-7. Petrosian, Timman, Sax 6½; 8.-9. Ivkov, Shamkovich 6; 10.-11. Balashov, Smejkal 5½; 12. Bronstein 5; 13.-15. Torre, García Gonzáles, Velimirović 4; 16. Hébert 3½; 17. Kagan 2½; 18. Harandi 2; 19. Mecking 1; | |||||||||
| 13th round — 10th October 1979 | |||||||||
| IM Bronstein, Luis Marcos | 2420 | ½ - ½ | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | ½ - ½ | 2570 | GM Vaganian, Rafael | |||||
| GM Velimirović, Dragoljub | 2515 | ½ - ½ | 2610 | GM Petrosian, Tigran | |||||
| GM Shamkovich, Leonid | 2495 | ½ - ½ | 2375 | GM Sunye Neto, Jaime | |||||
| GM Hübner, Robert | 2595 | ½ - ½ | 2625 | GM Timman, Jan | |||||
| IM Kagan, Shimon | 2445 | 0 - 1 | 2410 | IM Harandi, Khosro | |||||
| GM Smejkal, Jan | 2550 | ½ - ½ | 2590 | GM Sax, Gyula | |||||
| GM Torre, Eugenio | 2520 | 1 - 0 | 2490 | GM García Gonzáles, Guillermo | |||||
| GM Portisch, Lajos | 2640 | ||||||||
| IM Hébert, Jean | 2365 | ||||||||
| 1.-2. Hübner, Portisch 8; 3.-4. Sunye Neto, Vaganian 7½; 5.-7. Petrosian, Timman, Sax 7; 8.-9. Ivkov, Shamkovich 6½; 10.-11. Balashov, Smejkal 6; 12. Bronstein 5½; 13. Torre 5; 14. Velimirović 4½; 15. García Gonzáles 4; 16. Hébert 3½; 17. Harandi 3; 18. Kagan 2½; 19. Mecking 1; | |||||||||
| 14th round — 11th - 15th October 1979 | |||||||||
| GM Timman, Jan | 2625 | ½ - ½ | 2525 | GM Ivkov, Borislav | |||||
| GM Petrosian, Tigran | 2610 | 1 - 0 | 2420 | IM Bronstein, Luis Marcos | |||||
| IM Hébert, Jean | 2365 | 0 - 1 | 2640 | GM Portisch, Lajos | |||||
| IM Harandi, Khosro | 2410 | 1 - 0 | 2495 | GM Shamkovich, Leonid | |||||
| GM Vaganian, Rafael | 2570 | ½ - ½ | 2550 | GM Smejkal, Jan | |||||
| GM García Gonzáles, Guillermo | 2490 | ½ - ½ | 2595 | GM Hübner, Robert | |||||
| GM Sunye Neto, Jaime | 2375 | 0 - 1 | 2520 | GM Torre, Eugenio | |||||
| GM Sax, Gyula | 2590 | ||||||||
| GM Velimirović, Dragoljub | 2515 | ||||||||
| 1. Portisch 9; 2. Hübner 8½; 3.-4. Petrosian, Vaganian 8; 5.-6. Timman, Sunye Neto 7½; 7.-9. Ivkov, Sax, Balashov 7; 10.-11. Shamkovich, Smejkal 6½; 12. Torre 6; 13. Bronstein 5½; 14.-15. García Gonzáles, Velimirović 4½; 16. Harandi 4; 17. Hébert 3½; 18. Kagan 2½; 19. Mecking 1; | |||||||||
| 15th round — 12th October 1979 | |||||||||
| GM Shamkovich, Leonid | 2495 | ½ - ½ | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | ½ - ½ | 2490 | GM García Gonzáles, Guillermo | |||||
| IM Kagan, Shimon | 2445 | 0 - 1 | 2610 | GM Petrosian, Tigran | |||||
| GM Smejkal, Jan | 2550 | 0 - 1 | 2625 | GM Timman, Jan | |||||
| GM Sax, Gyula | 2590 | 1 - 0 | 2570 | GM Vaganian, Rafael | |||||
| GM Hübner, Robert | 2595 | 1 - 0 | 2375 | GM Sunye Neto, Jaime | |||||
| GM Torre, Eugenio | 2520 | 1 - 0 | 2410 | IM Harandi, Khosro | |||||
| GM Velimirović, Dragoljub | 2515 | 1 - 0 | 2365 | IM Hébert, Jean | |||||
| GM Portisch, Lajos | 2640 | ||||||||
| IM Bronstein, Luis Marcos | 2420 | ||||||||
| 1. Hübner 9½; 2.-3. Portisch, Petrosian 9; 4. Timman 8½; 5.-6. Sax, Vaganian 8; 7.-9. Ivkov, Sunye Neto, Balashov 7½; 10.-11. Torre, Shamkovich 7; 12. Smejkal 6½; 13.-14. Velimirović, Bronstein 5½; 15. García Gonzáles 5; 16. Harandi 4; 17. Hébert 3½; 18. Kagan 2½; 19. Mecking 1; | |||||||||
| 16th round — 14th October 1979 | |||||||||
| GM Balashov, Yury | 2600 | ½ - ½ | 2520 | GM Torre, Eugenio | |||||
| GM Sunye Neto, Jaime | 2375 | 0 - 1 | 2525 | GM Ivkov, Borislav | |||||
| GM Petrosian, Tigran | 2610 | ½ - ½ | 2495 | GM Shamkovich, Leonid | |||||
| GM Portisch, Lajos | 2640 | 1 - 0 | 2515 | GM Velimirović, Dragoljub | |||||
| GM Timman, Jan | 2625 | 1 - 0 | 2590 | GM Sax, Gyula | |||||
| GM García Gonzáles, Guillermo | 2490 | 0 - 1 | 2550 | GM Smejkal, Jan | |||||
| IM Harandi, Khosro | 2410 | ½ - ½ | 2595 | GM Hübner, Robert | |||||
| IM Hébert, Jean | 2365 | ½ - ½ | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Vaganian, Rafael | 2570 | ||||||||
| IM Kagan, Shimon | 2445 | ||||||||
| 1.-2. Hübner, Portisch 10; 3.-4. Petrosian, Timman 9½; 5. Ivkov 8½; 6.-8. Sax, Balashov, Vaganian 8; 9.-12. Sunye Neto, Torre, Shamkovich, Smejkal 7½; 13. Bronstein 6; 14. Velimirović 5½; 15. García Gonzáles 5; 16. Harandi 4½; 17. Hébert 4; 18. Kagan 2½; 19. Mecking 1; | |||||||||
| 17th round — 16th October 1979 | |||||||||
| GM Hübner, Robert | 2595 | 1 - 0 | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | ½ - ½ | 2410 | IM Harandi, Khosro | |||||
| GM Torre, Eugenio | 2520 | ½ - ½ | 2610 | GM Petrosian, Tigran | |||||
| IM Bronstein, Luis Marcos | 2420 | 0 - 1 | 2640 | GM Portisch, Lajos | |||||
| GM Vaganian, Rafael | 2570 | 0 - 1 | 2625 | GM Timman, Jan | |||||
| IM Kagan, Shimon | 2445 | 1 - 0 | 2365 | IM Hébert, Jean | |||||
| GM Sax, Gyula | 2590 | 0 - 1 | 2490 | GM García Gonzáles, Guillermo | |||||
| GM Smejkal, Jan | 2550 | 0 - 1 | 2375 | GM Sunye Neto, Jaime | |||||
| GM Shamkovich, Leonid | 2495 | ||||||||
| GM Velimirović, Dragoljub | 2515 | ||||||||
| 1.-2. Hübner, Portisch 11; 3. Timman 10½; 4. Petrosian 10; 5. Ivkov 9; 6. Sunye Neto 8½; 7.-10. Sax, Torre, Balashov, Vaganian 8; 11.-12. Shamkovich, Smejkal 7½; 13.-14. García Gonzáles, Bronstein 6; 15. Velimirović 5½; 16. Harandi 5; 17. Hébert 4; 18. Kagan 3½; 19. Mecking 1; | |||||||||
| 18th round — 17th October 1979 | |||||||||
| GM Balashov, Yury | 2600 | ½ - ½ | 2525 | GM Ivkov, Borislav | |||||
| GM Petrosian, Tigran | 2610 | ½ - ½ | 2595 | GM Hübner, Robert | |||||
| GM Portisch, Lajos | 2640 | 0 - 1 | 2445 | IM Kagan, Shimon | |||||
| IM Hébert, Jean | 2365 | ½ - ½ | 2495 | GM Shamkovich, Leonid | |||||
| GM García Gonzáles, Guillermo | 2490 | 1 - 0 | 2570 | GM Vaganian, Rafael | |||||
| IM Harandi, Khosro | 2410 | ½ - ½ | 2550 | GM Smejkal, Jan | |||||
| GM Sunye Neto, Jaime | 2375 | 0 - 1 | 2590 | GM Sax, Gyula | |||||
| GM Velimirović, Dragoljub | 2515 | 1 - 0 | 2420 | IM Bronstein, Luis Marcos | |||||
| GM Timman, Jan | 2625 | ||||||||
| GM Torre, Eugenio | 2520 | ||||||||
| 1. Hübner 11½; 2. Portisch 11; 3.-4. Petrosian, Timman 10½; 5. Ivkov 9½; 6. Sax 9; 7.-8. Sunye Neto, Balashov 8½; 9.-12. Torre, Shamkovich, Smejkal, Vaganian 8; 13. García Gonzáles 7; 14. Velimirović 6½; 15. Bronstein 6; 16. Harandi 5½; 17.-18. Kagan, Hébert 4½; 19. Mecking 1; | |||||||||
| 19th round — 20th October 1979 | |||||||||
| GM Smejkal, Jan | 2550 | ½ - ½ | 2600 | GM Balashov, Yury | |||||
| GM Ivkov, Borislav | 2525 | 0 - 1 | 2610 | GM Petrosian, Tigran | |||||
| GM Shamkovich, Leonid | 2495 | ½ - ½ | 2640 | GM Portisch, Lajos | |||||
| GM Timman, Jan | 2625 | ½ - ½ | 2490 | GM García Gonzáles, Guillermo | |||||
| GM Vaganian, Rafael | 2570 | 0 - 1 | 2375 | GM Sunye Neto, Jaime | |||||
| IM Kagan, Shimon | 2445 | 0 - 1 | 2515 | GM Velimirović, Dragoljub | |||||
| GM Sax, Gyula | 2590 | 0 - 1 | 2410 | IM Harandi, Khosro | |||||
| GM Torre, Eugenio | 2520 | 1 - 0 | 2365 | IM Hébert, Jean | |||||
| GM Hübner, Robert | 2595 | ||||||||
| IM Bronstein, Luis Marcos | 2420 | ||||||||
| 1.-3. Hübner, Portisch, Petrosian 11½; 4. Timman 11; 5.-6. Ivkov, Sunye Neto 9½; 7.-9. Sax, Torre, Balashov 9; 10.-11. Shamkovich, Smejkal 8½; 12. Vaganian 8; 13.-14. García Gonzáles, Velimirović 7½; 15. Harandi 6½; 16. Bronstein 6; 17.-18. Kagan, Hébert 4½; 19. Mecking 1; | |||||||||
| Interzonal | |
| Dates: | 23rd September - 20th October 1979 |
| City: | Rio de Janeiro (Brazil) |
| Venue: | Copacabana Palace Hotel |
| Organizers: | |
| Tournament Director: | Mr. Lincoln Lucena (BRA) |
| Chief Arbiter: | IA Harry Golombek (ENG) |
| Arbiters: | IA Silvio Luiz Teixeira Mendes (BRA) |
| Players participating: | 19 (incl. 15 GMs, 4 IMs) |
| Eligible: | Show full list of participants |
| Games played: | 155 |
| Competition format: | Round Robin |
| Tie-breaks: | none |
| Time control: | |
| Website: | chessgames.com |
| PGN game file: | wc1981-izrio.pgn |