PLAYER PAGE
Zoë-Jessie Pieters
2140307016ZF Mgcawu (NZF)Personal
Main rating
| Rating | 1356.4 |
| K-factor | 36 |
| Floor | 875.7 |
| Highest | 1375.7 (2026-03-01) |
| Min/Max +/- allowed | 129 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 3.05 |
| SWe | -0.04 |
| Temp +/- | -1.4 |
| Penalties | 0 |
| Weight perform | 1299.5 |
| Final +/- | -1.4 |
| New Rating () | |
| Rating | 1355 |
| K-factor | 36 |
| Floor | 875.7 |
| Highest | 1375.7 (2026-03-01) |
| Min/Max +/- allowed | 129.1 |
Standard rating
| Rating | 1350.4 |
| K-factor | 36 |
| Floor | 875.7 |
| Highest | 1375.7 (2026-03-01) |
| Min/Max +/- allowed | 129.1 |
| Rating Change () | |
| Games | 5 |
| Score | 3 |
| We | 2.97 |
| SWe | 0.03 |
| Temp +/- | 1.2 |
| Penalties | 0 |
| Weight perform | 1299.5 |
| Final +/- | +1.2 |
| New Rating () | |
| Rating | 1351.6 |
| K-factor | 36 |
| Floor | 875.7 |
| Highest | 1375.7 (2026-03-01) |
| Min/Max +/- allowed | 129.1 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-10-01) |
| 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 (2024-10-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-10-01) |
| 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 (2024-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Veltie Royal Chess Tournament 2 (B) | Standard | 2026-10-23 | 2026-10-24 | ZF Mgcawu (NZF) | 5 | 1356.4 | 5 | 3 | 1340.4 | -1.4 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Northern Cape Closed 2026 (U14 Girls) | Standard | 2026-08-21 | 2026-08-22 | ZF Mgcawu (NZF) | 5 | 1356.4 | 5 | 3 | 1304.5 | -9.1 | Details |
| 2 | Laerskool Calvinia - Calvie Skaakklub Toernooi 9 Mei 2026 (U14) | Standard | 2026-05-09 | 2026-05-09 | Namakwa (NCN) | 6 | 1371.4 | 6 | 3.5 | 1342.4 | -5.9 | Details |
| 3 | Keimoes Akademie 25 April 2026 (U12) | Standard | 2026-04-25 | 2026-04-25 | ZF Mgcawu (NZF) | 5 | 1375.7 | 5 | 3 | 1339.6 | -4.9 | Details |
| 4 | HS Keimoes 2026 (U12) | Standard | 2026-03-21 | 2026-03-21 | ZF Mgcawu (NZF) | 5 | 1375.7 | 5 | 3.5 | 1384.4 | 0.6 | Details |
| 5 | 2026 Laerskool Calvinia - Calvie Toernooi (U12) | Standard | 2026-02-14 | 2026-02-14 | Namakwa (NCN) | 5 | 1316.1 | 5 | 3.5 | 1389.9 | 11.9 | Details |
| 6 | Keimoes Akademie Skaaktoernooi 2026 (U12) | Standard | 2026-02-28 | 2026-02-28 | ZF Mgcawu (NZF) | 5 | 1316.1 | 5 | 4 | 1459.8 | 24.2 | Details |
| 7 | Northern Cape Closed 202 (U12 Girls) | Standard | 2025-08-22 | 2025-08-23 | ZF Mgcawu (NZF) | 5 | 1228.4 | 5 | 3.5 | 1459.3 | 26.3 | Details |
| 8 | 2025 Simmie Superstars Chess Tournament (U12) | Standard | 2025-08-02 | 2025-08-02 | ZF Mgcawu (NZF) | 5 | 1228.4 | 5 | 3.5 | 1451.9 | 22.4 | Details |
| 9 | Spartan Bishops Championships Maidens 2025 (U12) | Standard | 2025-05-23 | 2025-05-25 | Frances Baard (NCF) | 5 | 1189.4 | 4 | 1.5 | 1181.7 | -0.7 | Details |
| 10 | 2025 ZFM Closed Chess Championship (U12) | Standard | 2025-05-09 | 2025-05-10 | ZF Mgcawu (NZF) | 5 | 1189.4 | 4 | 1.5 | 1164.3 | -0.7 | Details |
| 11 | Keimoes K & Q Chess Club Open 2025 (U12) | Standard | 2025-05-03 | 2025-05-03 | ZF Mgcawu (NZF) | 6 | 1189.4 | 6 | 3.5 | 1375 | 22.9 | Details |
| 12 | Pawn Stars Chess Tournament 12 April 2025 (D) | Standard | 2025-04-12 | 2025-04-12 | ZF Mgcawu (NZF) | 5 | 1191.6 | 4 | 1 | 1033 | -12.4 | Details |
| 13 | 2024 Duineveld Open Toernooi (U8+U10) | Standard | 2024-07-20 | 2024-07-20 | ZF Mgcawu (NZF) | 5 | 1200 | 5 | 2 | 1115 | -9 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 3 |
| Draws | 0 |
| Losses | 2 |
| White | 2 |
| Black | 3 |
| White wins | 2 |
| Black wins | 1 |
| Score | 3 |
| Percent | 60 |
| Dp | 85 |
| AOR | 1255.4 |
| Performance | 1340.4 |
Game statistics ()
| Games | 36 |
| Wins | 22 |
| Draws | 3 |
| Losses | 11 |
| White | 19 |
| Black | 17 |
| White wins | 14 |
| Black wins | 8 |
| Score | 23.5 |
| Percent | 65.3 |
| Dp | 129.9 |
| AOR | 1235.3 |
| Performance | 1365.2 |
Game statistics (History)
| Games | 69 |
| Wins | 36 |
| Draws | 8 |
| Losses | 25 |
| White | 33 |
| Black | 36 |
| White wins | 20 |
| Black wins | 16 |
| Score | 40 |
| Percent | 58 |
| Dp | 67.8 |
| AOR | 1251.7 |
| Performance | 1319.5 |
Rankings (Main)
| National | |
| Overall | 4541 |
| Gender | 764 |
| Age group | 633 |
| Gender/Age | 174 |
| Provincial | |
| Overall | 134 |
| Gender | 22 |
| Age group | 25 |
| Gender/Age | 8 |
| Regional | |
| Overall | 16 |
| Gender | 6 |
| Age group | 4 |
| Gender/Age | 4 |
Rankings (Standard)
| National | |
| Overall | 4146 |
| Gender | 729 |
| Age group | 598 |
| Gender/Age | 167 |
| Provincial | |
| Overall | 134 |
| Gender | 23 |
| Age group | 25 |
| Gender/Age | 8 |
| Regional | |
| Overall | 18 |
| Gender | 6 |
| Age group | 4 |
| Gender/Age | 4 |
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 | 31 |
| Score | 20.5 |
| Percent | 66.1 |
| Aor | 1232.1 |
| Dp | 137.1 |
| Prat | 1369.2 |
Performance (12 months)
| Games | 31 |
| Score | 20.5 |
| Percent | 66.1 |
| Aor | 1232.1 |
| Dp | 137.1 |
| Prat | 1369.2 |
Performance (History)
| Games | 64 |
| Score | 37 |
| Percent | 57.8 |
| Aor | 1251.4 |
| Dp | 66.4 |
| Prat | 1317.9 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Viviers, M (Mariané) | 6 | 2 | 4 | 2024 Duineveld Open Toernooi (U8+U10) | Northern Cape Closed 2026 (U14 Girls) | Details |
| Overall | 2 | Fourie, RH (Rosa Hermiena) | 5 | 2 | 3 | Pawn Stars Chess Tournament 12 April 2025 (D) | Northern Cape Closed 2026 (U14 Girls) | Details |
| Overall | 3 | Damons, H (Handré) | 3 | 2 | 1 | 2024 Duineveld Open Toernooi (U8+U10) | HS Keimoes 2026 (U12) | Details |
| Overall | 4 | Van Heever, R (Raymond) | 3 | 0 | 3 | Keimoes K & Q Chess Club Open 2025 (U12) | HS Keimoes 2026 (U12) | Details |
| Overall | 5 | Finnies, C (Chad) | 2 | 2 | 0 | Keimoes Akademie Skaaktoernooi 2026 (U12) | HS Keimoes 2026 (U12) | Details |
| Standard | 1 | Viviers, M (Mariané) | 6 | 2 | 4 | 2024 Duineveld Open Toernooi (U8+U10) | Northern Cape Closed 2026 (U14 Girls) | Details |
| Standard | 2 | Fourie, RH (Rosa Hermiena) | 5 | 2 | 3 | Pawn Stars Chess Tournament 12 April 2025 (D) | Northern Cape Closed 2026 (U14 Girls) | Details |
| Standard | 3 | Damons, H (Handré) | 3 | 2 | 1 | 2024 Duineveld Open Toernooi (U8+U10) | HS Keimoes 2026 (U12) | Details |
| Standard | 4 | Van Heever, R (Raymond) | 3 | 0 | 3 | Keimoes K & Q Chess Club Open 2025 (U12) | HS Keimoes 2026 (U12) | Details |
| Standard | 5 | Van Zyl, R (Rodine) | 2 | 1 | 1 | Northern Cape Closed 202 (U12 Girls) | Keimoes Akademie 25 April 2026 (U12) | Details |