PLAYER PAGE
Hanré Viviers
1080192012Mangaung (FMB)Personal
Main rating
| Rating | 1261.9 |
| K-factor | 36 |
| Floor | 761.9 |
| Highest | 1261.9 (2026-02-28) |
| Min/Max +/- allowed | 152 |
| Rating Change () | |
| Games | 4 |
| Score | 2.5 |
| We | 1.77 |
| SWe | 0.61 |
| Temp +/- | 21.8 |
| Penalties | 0 |
| Weight perform | 1294 |
| Final +/- | +32.1 |
| New Rating () | |
| Rating | 1294 |
| K-factor | 36 |
| Floor | 794 |
| Highest | 1294 (2026-04-01) |
| Min/Max +/- allowed | 145 |
Standard rating
| Rating | 1255.4 |
| K-factor | 36 |
| Floor | 765.2 |
| Highest | 1265.2 (2025-09-01) |
| Min/Max +/- allowed | 151.1 |
| Rating Change () | |
| Games | 4 |
| Score | 2.5 |
| We | 1.73 |
| SWe | 0.77 |
| Temp +/- | 27.9 |
| Penalties | 0 |
| Weight perform | 1288 |
| Final +/- | +32.6 |
| New Rating () | |
| Rating | 1288 |
| K-factor | 36 |
| Floor | 788 |
| Highest | 1288 (2026-04-01) |
| Min/Max +/- allowed | 146.3 |
Rapid rating
| Rating | 1201.4 |
| K-factor | 36 |
| Floor | 701.4 |
| Highest | 1201.4 (2026-02-28) |
| Min/Max +/- allowed | 165.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1201.4 |
| K-factor | 36 |
| Floor | 701.4 |
| Highest | 1201.4 (2026-02-28) |
| Min/Max +/- allowed | 165.5 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-02-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-02-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | HS Keimoes 2026 (Open) | Standard | 2026-03-21 | 2026-03-21 | ZF Mgcawu (NZF) | 5 | 1261.9 | 4 | 2.5 | 1417.6 | 21.8 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Grey College Team Championship 2026 (A) | Standard | 2026-02-20 | 2026-02-21 | Mangaung (FMB) | 5 | 1231.8 | 5 | 2.5 | 1340.2 | 9.7 | Details |
| 2 | 2025 Veltie Royal Chess tournament (A) | Rapid | 2026-01-31 | 2026-01-31 | ZF Mgcawu (NZF) | 5 | 1231.8 | 5 | 2.5 | 1307.4 | 3.8 | Details |
| 3 | 2025 Mzansi Individual Championships (U18 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1245.2 | 6 | 0.5 | 1084.1 | -23 | Details |
| 4 | 2025 Mzansi Inter Provincial Team Championships (U18 Open) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1245.2 | 5 | 3 | 1427.3 | 15.6 | Details |
| 5 | 2025 Veltie Royal Chess Tournament | Standard | 2025-10-31 | 2025-11-01 | ZF Mgcawu (NZF) | 5 | 1255.2 | 4 | 2 | 1183.8 | -5.5 | Details |
| 6 | Northern Cape Closed 202 (U18 Open) | Standard | 2025-08-22 | 2025-08-23 | ZF Mgcawu (NZF) | 5 | 1220.8 | 5 | 2.5 | 1355.8 | 15.6 | Details |
| 7 | 2025 Simmie Superstars Chess Tournament (U18+Adult) | Standard | 2025-08-02 | 2025-08-02 | ZF Mgcawu (NZF) | 5 | 1220.8 | 5 | 2.5 | 1264.6 | 3.5 | Details |
| 8 | Spartan Bishops Championships Warriors 2025 (U18) | Standard | 2025-05-23 | 2025-05-25 | Frances Baard (NCF) | 5 | 1191.4 | 4 | 1.5 | 1152 | -3.2 | Details |
| 9 | 2025 ZFM Closed Chess Championship (U18) | Standard | 2025-05-09 | 2025-05-10 | ZF Mgcawu (NZF) | 5 | 1191.4 | 5 | 3 | 1331.9 | 14.3 | Details |
| 10 | Keimoes K & Q Chess Club Open 2025 (U18) | Standard | 2025-05-03 | 2025-05-03 | ZF Mgcawu (NZF) | 6 | 1191.4 | 6 | 3 | 1235.8 | 5.1 | Details |
| 11 | Grey College Team Championship 2025 (B) | Standard | 2025-02-21 | 2025-02-22 | Mangaung (FMB) | 5 | 1156.3 | 5 | 1.5 | 1065.1 | -9.7 | Details |
| 12 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | Standard | 2025-01-31 | 2025-02-01 | ZF Mgcawu (NZF) | 5 | 1156.3 | 5 | 3.5 | 1450.6 | 29.4 | Details |
| 13 | Mzansi Interprovincial Youth Chess Championships 2024 (U18 Open Candidates) | Classical | 2024-12-16 | 2024-12-19 | Capricorn (LCP) | 7 | 1116 | 6 | 1.5 | 1033.9 | -11.8 | Details |
| 14 | Paarl Boys' High Chess Festival 2024 | Standard | 2024-10-04 | 2024-10-05 | Cape Winelands (WCW) | 6 | 1130.3 | 6 | 2 | 1070.5 | -7.1 | Details |
| 15 | 2024 Moja Chess Extravaganza (B) | Classical | 2024-09-25 | 2024-09-29 | Frances Baard (NCF) | 9 | 1163.9 | 8 | 1.5 | 1088.3 | -16.8 | Details |
| 16 | 2024 NC Closed Chess Championships (U18+U20) | Standard | 2024-08-23 | 2024-08-25 | Frances Baard (NCF) | 5 | 1137.2 | 5 | 2 | 1257.1 | 13.4 | Details |
| 17 | 2024 Duineveld Open Toernooi (U16) | Standard | 2024-07-20 | 2024-07-20 | ZF Mgcawu (NZF) | 5 | 1179.4 | 5 | 1 | 969.9 | -21.1 | Details |
| 18 | Grey College Team Championship 2024 (B) | Standard | 2024-02-23 | 2024-02-24 | Mangaung (FMB) | 5 | 1200 | 5 | 1.5 | 1101.1 | -10.5 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 14 |
| Wins | 5 |
| Draws | 5 |
| Losses | 4 |
| White | 7 |
| Black | 7 |
| White wins | 2 |
| Black wins | 3 |
| Score | 7.5 |
| Percent | 53.6 |
| Dp | 30.4 |
| AOR | 1320.3 |
| Performance | 1350.6 |
Game statistics (History)
| Games | 99 |
| Wins | 33 |
| Draws | 14 |
| Losses | 52 |
| White | 51 |
| Black | 48 |
| White wins | 17 |
| Black wins | 16 |
| Score | 40 |
| Percent | 40.4 |
| Dp | -81.6 |
| AOR | 1289.9 |
| Performance | 1208.3 |
Rankings (Main)
| National | |
| Overall | 7945 |
| Gender | 6450 |
| Age group | 981 |
| Gender/Age | 824 |
| Provincial | |
| Overall | 197 |
| Gender | 172 |
| Age group | 34 |
| Gender/Age | 31 |
| Regional | |
| Overall | 121 |
| Gender | 104 |
| Age group | 26 |
| Gender/Age | 24 |
Rankings (Standard)
| National | |
| Overall | 7284 |
| Gender | 5823 |
| Age group | 876 |
| Gender/Age | 731 |
| Provincial | |
| Overall | 179 |
| Gender | 153 |
| Age group | 28 |
| Gender/Age | 26 |
| Regional | |
| Overall | 105 |
| Gender | 88 |
| Age group | 20 |
| Gender/Age | 19 |
Rankings (Rapid)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 14 |
| Score | 7.5 |
| Percent | 53.6 |
| Aor | 1320.3 |
| Dp | 30.4 |
| Prat | 1350.6 |
Performance (12 months)
| Games | 54 |
| Score | 25.5 |
| Percent | 47.2 |
| Aor | 1302.7 |
| Dp | -23.6 |
| Prat | 1279.1 |
Performance (History)
| Games | 99 |
| Score | 40 |
| Percent | 40.4 |
| Aor | 1289.9 |
| Dp | -81.6 |
| Prat | 1208.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Thiersen, N (Noa) | 5 | 4 | 1 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | Northern Cape Closed 202 (U18 Open) | Details |
| Overall | 2 | Nel, C (Caleb) | 3 | 0 | 3 | 2024 Duineveld Open Toernooi (U16) | Northern Cape Closed 202 (U18 Open) | Details |
| Overall | 3 | Oberholster, G (Guilliaume Albertus J) | 3 | 2 | 1 | 2024 NC Closed Chess Championships (U18+U20) | 2025 Veltie Royal Chess tournament (A) | Details |
| Overall | 4 | Du Plessis, M (Marlon) | 2 | 0 | 2 | Keimoes K & Q Chess Club Open 2025 (U18) | 2025 ZFM Closed Chess Championship (U18) | Details |
| Overall | 5 | Steyn, D (De La Rey) | 2 | 2 | 0 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | 2025 Veltie Royal Chess tournament (A) | Details |
| Standard | 1 | Thiersen, N (Noa) | 5 | 4 | 1 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | Northern Cape Closed 202 (U18 Open) | Details |
| Standard | 2 | Nel, C (Caleb) | 3 | 0 | 3 | 2024 Duineveld Open Toernooi (U16) | Northern Cape Closed 202 (U18 Open) | Details |
| Standard | 3 | Du Plessis, M (Marlon) | 2 | 0 | 2 | Keimoes K & Q Chess Club Open 2025 (U18) | 2025 ZFM Closed Chess Championship (U18) | Details |
| Standard | 4 | Oberholster, G (Guilliaume Albertus J) | 2 | 1 | 1 | 2024 NC Closed Chess Championships (U18+U20) | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | Details |
| Standard | 5 | Madyo, M (Mbuyiselo Jnr.) | 2 | 1 | 1 | 2024 NC Closed Chess Championships (U18+U20) | Grey College Team Championship 2026 (A) | Details |