PLAYER PAGE
Cohan Saunderson
1100306991ZF Mgcawu (NZF)Personal
Main rating
| Rating | 1523.1 |
| K-factor | 32 |
| Floor | 1023.1 |
| Highest | 1523.1 (2026-06-01) |
| Min/Max +/- allowed | 105 |
| Rating Change () | |
| Games | 21 |
| Score | 9 |
| We | 15.24 |
| SWe | -4.52 |
| Temp +/- | -144.5 |
| Penalties | 0 |
| Weight perform | 1247.6 |
| Final +/- | -104.6 |
| New Rating () | |
| Rating | 1418.5 |
| K-factor | 32 |
| Floor | 1023.1 |
| Highest | 1523.1 (2026-06-01) |
| Min/Max +/- allowed | 104.6 |
Standard rating
| Rating | 1523.1 |
| K-factor | 32 |
| Floor | 1023.1 |
| Highest | 1523.1 (2026-06-01) |
| Min/Max +/- allowed | 104.6 |
| Rating Change () | |
| Games | 12 |
| Score | 5 |
| We | 9.44 |
| SWe | -4.44 |
| Temp +/- | -142 |
| Penalties | 0 |
| Weight perform | 1330.9 |
| Final +/- | -104.6 |
| New Rating () | |
| Rating | 1418.5 |
| K-factor | 32 |
| Floor | 1023.1 |
| Highest | 1523.1 (2026-06-01) |
| Min/Max +/- allowed | 104.6 |
Rapid rating
| Rating | 1251.1 |
| K-factor | 36 |
| Floor | 751.1 |
| Highest | 1251.1 (2026-02-28) |
| Min/Max +/- allowed | 154.2 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1251.1 |
| K-factor | 36 |
| Floor | 751.1 |
| Highest | 1251.1 (2026-02-28) |
| Min/Max +/- allowed | 154.2 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-07-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 9 |
| Score | 4 |
| We | 3.94 |
| SWe | -0.41 |
| Temp +/- | -14.8 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -14.8 |
| New Rating () | |
| Rating | 1185.2 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-07-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | South African Open Championship 2026 (Intermediate) | Classical | 2026-06-28 | 2026-07-05 | Cape Town (WCT) | 9 | 1523.1 | 5 | 3 | 1437.3 | -14.5 | Details |
| 2 | South African Open Championship 2026 (U17 Boys) | Classical | 2026-07-02 | 2026-07-05 | Cape Town (WCT) | 7 | 1523.1 | 7 | 2 | 948.2 | -117.1 | Details |
| 3 | South African Open Championship 2026 (Blitz) | Blitz | 2026-06-27 | 2026-06-27 | Cape Town (WCT) | 9 | 1523.1 | 9 | 4 | 1322.6 | -12.2 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Inter Regional Chess Championship 2026 (Team U18) | Standard | 2026-05-22 | 2026-05-23 | Mangaung (FMB) | 5 | 1491.3 | 5 | 4 | 1641.3 | 25 | Details |
| 2 | Keimoes Akademie 25 April 2026 (U16) | Standard | 2026-04-25 | 2026-04-25 | ZF Mgcawu (NZF) | 7 | 1447.8 | 6 | 5.5 | 1588.7 | 26.8 | Details |
| 3 | 2026 Northern Cape Open Chess Championship (B) | Standard | 2026-04-17 | 2026-04-19 | Frances Baard (NCF) | 7 | 1447.8 | 7 | 4 | 1385 | -13.9 | Details |
| 4 | 2026 Northern Cape Open Chess Championship (D) | Standard | 2026-04-17 | 2026-04-19 | Frances Baard (NCF) | 7 | 1447.8 | 0 | 0 | 500 | 0 | Details |
| 5 | HS Keimoes 2026 (U16) | Standard | 2026-03-21 | 2026-03-21 | ZF Mgcawu (NZF) | 5 | 1447.8 | 3 | 3 | 1761.7 | 30.6 | Details |
| 6 | Keimoes Akademie Skaaktoernooi 2026 (U16) | Standard | 2026-02-28 | 2026-02-28 | ZF Mgcawu (NZF) | 5 | 1434.4 | 5 | 4 | 1525.5 | 13.4 | Details |
| 7 | Grey College Team Championship 2026 (A) | Standard | 2026-02-20 | 2026-02-21 | Mangaung (FMB) | 5 | 1431 | 5 | 2 | 1326.7 | -10.8 | Details |
| 8 | 2025 Veltie Royal Chess tournament (A) | Rapid | 2026-01-31 | 2026-01-31 | ZF Mgcawu (NZF) | 5 | 1431 | 5 | 4 | 1570 | 6.9 | Details |
| 9 | 2025 Mzansi Individual Championships (U16 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1434.8 | 6 | 2 | 1347 | -12.4 | Details |
| 10 | 2025 Mzansi Inter Provincial Team Championships (U16 Open) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1434.8 | 5 | 4 | 1543.7 | 10.1 | Details |
| 11 | 2025 Veltie Royal Chess Tournament | Standard | 2025-10-31 | 2025-11-01 | ZF Mgcawu (NZF) | 5 | 1425.3 | 5 | 3.5 | 1477.8 | 6 | Details |
| 12 | Northern Cape Closed 202 (U16 Open) | Standard | 2025-08-22 | 2025-08-23 | ZF Mgcawu (NZF) | 5 | 1452.3 | 5 | 2 | 1218.5 | -26.5 | Details |
| 13 | 2025 Simmie Superstars Chess Tournament (U16) | Standard | 2025-08-02 | 2025-08-02 | ZF Mgcawu (NZF) | 5 | 1452.3 | 5 | 4 | 1556.3 | 9.6 | Details |
| 14 | Spartan Bishops Championships Elite 2025 (U16) | Standard | 2025-05-23 | 2025-05-25 | Frances Baard (NCF) | 5 | 1421.4 | 5 | 2.5 | 1498.1 | 6.7 | Details |
| 15 | 2025 ZFM Closed Chess Championship (U16) | Standard | 2025-05-09 | 2025-05-10 | ZF Mgcawu (NZF) | 5 | 1421.4 | 5 | 4 | 1555.4 | 12.4 | Details |
| 16 | Keimoes K & Q Chess Club Open 2025 (U16) | Standard | 2025-05-03 | 2025-05-03 | ZF Mgcawu (NZF) | 6 | 1421.4 | 0 | 0 | 0 | 0 | Details |
| 17 | Pawn Stars Chess Tournament 12 April 2025 (C) | Standard | 2025-04-12 | 2025-04-12 | ZF Mgcawu (NZF) | 5 | 1402.2 | 5 | 4 | 1523.6 | 11.3 | Details |
| 18 | Grey College Team Championship 2025 (A) | Standard | 2025-02-21 | 2025-02-22 | Mangaung (FMB) | 5 | 1319.4 | 5 | 4 | 1504 | 19 | Details |
| 19 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | Standard | 2025-01-31 | 2025-02-01 | ZF Mgcawu (NZF) | 5 | 1319.4 | 5 | 4 | 1415.5 | 11.3 | Details |
| 20 | Mzansi Interprovincial Youth Chess Championships 2024 (U16 Open Championship) | Classical | 2024-12-16 | 2024-12-19 | Capricorn (LCP) | 7 | 1332.7 | 7 | 3 | 1292.7 | -7.4 | Details |
| 21 | Paarl Boys' High Chess Festival 2024 (C) | Standard | 2024-10-04 | 2024-10-05 | Cape Winelands (WCW) | 6 | 1304 | 6 | 5 | 1422.3 | 15.9 | Details |
| 22 | 2024 NC Closed Chess Championships (U16 Open) | Standard | 2024-08-23 | 2024-08-25 | Frances Baard (NCF) | 5 | 1247.5 | 5 | 4 | 1537.7 | 31.5 | Details |
| 23 | 2024 Duineveld Open Toernooi (U14) | Standard | 2024-07-20 | 2024-07-20 | ZF Mgcawu (NZF) | 5 | 1200 | 5 | 4 | 1448.9 | 23.7 | Details |
Game statistics ( )
| Games | 7 |
| Wins | 2 |
| Draws | 0 |
| Losses | 5 |
| White | 4 |
| Black | 3 |
| White wins | 1 |
| Black wins | 1 |
| Score | 2 |
| Percent | 28.6 |
| Dp | -182.1 |
| AOR | 1130.3 |
| Performance | 948.2 |
Game statistics ()
| Games | 57 |
| Wins | 34 |
| Draws | 3 |
| Losses | 20 |
| White | 28 |
| Black | 29 |
| White wins | 16 |
| Black wins | 18 |
| Score | 35.5 |
| Percent | 62.3 |
| Dp | 104.4 |
| AOR | 1308.9 |
| Performance | 1413.3 |
Game statistics (History)
| Games | 131 |
| Wins | 81 |
| Draws | 9 |
| Losses | 41 |
| White | 68 |
| Black | 63 |
| White wins | 43 |
| Black wins | 38 |
| Score | 85.5 |
| Percent | 65.3 |
| Dp | 129.8 |
| AOR | 1302.4 |
| Performance | 1432.2 |
Rankings (Main)
| National | |
| Overall | 1749 |
| Gender | 1554 |
| Age group | 211 |
| Gender/Age | 181 |
| Provincial | |
| Overall | 41 |
| Gender | 36 |
| Age group | 3 |
| Gender/Age | 3 |
| Regional | |
| Overall | 3 |
| Gender | 2 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Standard)
| National | |
| Overall | 1576 |
| Gender | 1394 |
| Age group | 199 |
| Gender/Age | 167 |
| Provincial | |
| Overall | 39 |
| Gender | 34 |
| Age group | 3 |
| Gender/Age | 3 |
| Regional | |
| Overall | 3 |
| Gender | 2 |
| Age group | 1 |
| Gender/Age | 1 |
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 | 12 |
| Score | 5 |
| Percent | 41.7 |
| Aor | 1222.8 |
| Dp | -70.8 |
| Prat | 1152 |
Performance ()
| Games | 57 |
| Score | 35.5 |
| Percent | 62.3 |
| Aor | 1308.9 |
| Dp | 104.4 |
| Prat | 1413.3 |
Performance (12 months)
| Games | 83 |
| Score | 51 |
| Percent | 61.4 |
| Aor | 1319.8 |
| Dp | 97.3 |
| Prat | 1417.1 |
Performance (History)
| Games | 131 |
| Score | 85.5 |
| Percent | 65.3 |
| Aor | 1302.4 |
| Dp | 129.8 |
| Prat | 1432.2 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Fourie, L (Lesia) | 8 | 3 | 5 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | HS Keimoes 2026 (U16) | Details |
| Overall | 2 | Hollenbach, W (Wian) | 4 | 2 | 2 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | 2025 Veltie Royal Chess Tournament | Details |
| Overall | 3 | Goeieman, F (Ferdlin) | 4 | 1 | 3 | 2024 Duineveld Open Toernooi (U14) | Keimoes Akademie 25 April 2026 (U16) | Details |
| Overall | 4 | Van Zyl, A (Aden) | 4 | 2 | 2 | 2025 ZFM Closed Chess Championship (U16) | Keimoes Akademie 25 April 2026 (U16) | Details |
| Overall | 5 | Van Rooyen, A (Andre) | 3 | 1 | 2 | 2024 NC Closed Chess Championships (U16 Open) | 2025 Mzansi Individual Championships (U16 Open) | Details |
| Standard | 1 | Fourie, L (Lesia) | 7 | 3 | 4 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | HS Keimoes 2026 (U16) | Details |
| Standard | 2 | Goeieman, F (Ferdlin) | 4 | 1 | 3 | 2024 Duineveld Open Toernooi (U14) | Keimoes Akademie 25 April 2026 (U16) | Details |
| Standard | 3 | Van Zyl, A (Aden) | 4 | 2 | 2 | 2025 ZFM Closed Chess Championship (U16) | Keimoes Akademie 25 April 2026 (U16) | Details |
| Standard | 4 | Hollenbach, W (Wian) | 4 | 2 | 2 | Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A) | 2025 Veltie Royal Chess Tournament | Details |
| Standard | 5 | Van Rooyen, A (Andre) | 3 | 1 | 2 | 2024 NC Closed Chess Championships (U16 Open) | 2025 Mzansi Individual Championships (U16 Open) | Details |