PLAYER PAGE
Amadeus Pienaar
172030095Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1605.3 |
| K-factor | 28 |
| Floor | 1112.1 |
| Highest | 1612.1 (2025-08-01) |
| Min/Max +/- allowed | 92 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1525.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1605.3 |
| K-factor | 28 |
| Floor | 1112.1 |
| Highest | 1612.1 (2025-08-01) |
| Min/Max +/- allowed | 92.2 |
Standard rating
| Rating | 1600.9 |
| K-factor | 28 |
| Floor | 1117.8 |
| Highest | 1639.3 (2024-09-01) |
| Min/Max +/- allowed | 88.7 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1508.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1600.9 |
| K-factor | 28 |
| Floor | 1117.8 |
| Highest | 1639.3 (2024-09-01) |
| Min/Max +/- allowed | 88.7 |
Rapid rating
| Rating | 1511.4 |
| K-factor | 32 |
| Floor | 1018 |
| Highest | 1518 (2018-05-01) |
| Min/Max +/- allowed | 105.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1511.4 |
| K-factor | 32 |
| Floor | 1018 |
| Highest | 1518 (2018-05-01) |
| Min/Max +/- allowed | 105.4 |
Blitz rating
| Rating | 1554.2 |
| K-factor | 32 |
| Floor | 1054.2 |
| Highest | 1554.2 (2026-08-01) |
| Min/Max +/- allowed | 100.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1554.2 |
| K-factor | 32 |
| Floor | 1054.2 |
| Highest | 1554.2 (2026-08-01) |
| Min/Max +/- allowed | 100.1 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Randburg Chess Club WInter Blitz 2026 | Blitz | 2026-07-07 | 2026-07-07 | Johannesburg Metro (GJM) | 8 | 1604.8 | 2 | 1 | 1639 | 0.5 | Details |
| 2 | Randburg Autumn Swiss 2026 | Standard | 2026-05-05 | 2026-06-23 | Johannesburg Metro (GJM) | 8 | 1575.5 | 8 | 4 | 1686.2 | 29.3 | Details |
| 3 | Randburg Autumn Rapid 2026 | Rapid | 2026-04-14 | 2026-04-21 | Johannesburg Metro (GJM) | 6 | 1232.8 | 6 | 3 | 1603 | 47 | Details |
| 4 | Randburg Autumn Blitz 2026 | Blitz | 2026-04-07 | 2026-04-07 | Johannesburg Metro (GJM) | 7 | 1598.6 | 7 | 4 | 1773.1 | 8.6 | Details |
| 5 | Randburg NY Swiss 2026 | Standard | 2026-02-10 | 2026-03-31 | Johannesburg Metro (GJM) | 8 | 1598.6 | 6 | 2 | 1439.1 | -31.7 | Details |
| 6 | Randburg Chess Club New Year Rapid 2026 | Rapid | 2026-01-27 | 2026-02-03 | Johannesburg Metro (GJM) | 6 | 1602.4 | 3 | 1 | 1557.9 | -2.8 | Details |
| 7 | 2026 JMC Kick off Tournament (A) | Standard | 2026-02-01 | 2026-02-01 | Johannesburg Metro (GJM) | 5 | 1602.4 | 0 | 0 | 0 | 0 | Details |
| 8 | Randburg Chess Club New Year Blitz 2026 | Blitz | 2026-01-20 | 2026-01-20 | Johannesburg Metro (GJM) | 7 | 1200 | 7 | 4.5 | 1742.7 | 6.4 | Details |
| 9 | Gauteng Inter-Region at Emerald Resort 2025 (Adults+Seniors) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1572.9 | 5 | 3.5 | 1795 | 21.1 | Details |
| 10 | Tshwane Chess Club Clash 2025 (Prestige) | Standard | 2025-09-13 | 2025-09-13 | Tshwane (GTP) | 5 | 1612.1 | 5 | 0 | 1346.7 | -28.1 | Details |
| 11 | South African Open 2025 (B) | Classical | 2025-06-28 | 2025-07-05 | Johannesburg Metro (GJM) | 11 | 1541.5 | 11 | 7 | 1705.7 | 41.6 | Details |
| 12 | South African Open 2025 (Blitz) | Blitz | 2025-07-02 | 2025-07-02 | Johannesburg Metro (GJM) | 9 | 1541.5 | 9 | 5 | 1656.6 | 2.6 | Details |
| 13 | Moja Chess Extravaganza 2025 (B) | Classical | 2025-04-26 | 2025-05-01 | Johannesburg Metro (GJM) | 9 | 1542 | 7 | 2 | 1455.5 | -13.6 | Details |
| 14 | Randburg Chess Club Autumn Blitz | Blitz | 2025-04-08 | 2025-04-08 | Johannesburg Metro (GJM) | 7 | 1545.4 | 7 | 3 | 1502.3 | -2.1 | Details |
| 15 | JMC Rapid The Bridge School 2025 (Open) | Rapid | 2025-02-23 | 2025-02-23 | Johannesburg Metro (GJM) | 7 | 1578.5 | 7 | 3 | 1256.7 | -20.7 | Details |
| 16 | Gauteng Inter-Region at UJ 2024 (Adult+Senior) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1554.4 | 5 | 3.5 | 1665.3 | 15 | Details |
| 17 | JCC Khelo India 1st Annual Chess Tournament 2024 (A) | Standard | 2024-08-31 | 2024-08-31 | Johannesburg Metro (GJM) | 5 | 1533.4 | 5 | 2.5 | 1662.3 | 13.1 | Details |
| 18 | JNW Rapid - Helpmekaar Kollege 2024 | Rapid | 2024-07-28 | 2024-07-28 | Johannesburg Metro (GJM) | 7 | 1518 | 7 | 4 | 1534.6 | 1.5 | Details |
| 19 | Chess Power House July Open 2024 (A) | Standard | 2024-07-20 | 2024-07-20 | Johannesburg Metro (GJM) | 5 | 1518 | 5 | 2.5 | 1608.5 | 8.1 | Details |
| 20 | Gauteng Chess League 2009 (First Division) | Standard | 2009-12-03 | 2009-12-03 | Gauteng North (GN) | 11 | 1518 | 3 | 0.5 | 1353 | -12.3 | Details |
| 21 | Ramlodi Chess Festival 2009 - Section A | Standard | 2009-04-23 | 2009-04-23 | Mid-Gauteng (GM) | 6 | 1506 | 6 | 2.5 | 1620 | 41.5 | 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 | 39 |
| Wins | 19 |
| Draws | 1 |
| Losses | 19 |
| White | 18 |
| Black | 21 |
| White wins | 10 |
| Black wins | 9 |
| Score | 19.5 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1648.8 |
| Performance | 1648.8 |
Game statistics (History)
| Games | 112 |
| Wins | 48 |
| Draws | 15 |
| Losses | 49 |
| White | 56 |
| Black | 56 |
| White wins | 23 |
| Black wins | 25 |
| Score | 55.5 |
| Percent | 49.6 |
| Dp | -3.8 |
| AOR | 1598.5 |
| Performance | 1594.7 |
Rankings (Main)
| National | |
| Overall | 1041 |
| Gender | 961 |
| Age group | 80 |
| Gender/Age | 80 |
| Provincial | |
| Overall | 394 |
| Gender | 361 |
| Age group | 30 |
| Gender/Age | 30 |
| Regional | |
| Overall | 154 |
| Gender | 138 |
| Age group | 12 |
| Gender/Age | 12 |
Rankings (Standard)
| National | |
| Overall | 983 |
| Gender | 895 |
| Age group | 74 |
| Gender/Age | 74 |
| Provincial | |
| Overall | 386 |
| Gender | 350 |
| Age group | 30 |
| Gender/Age | 30 |
| Regional | |
| Overall | 146 |
| Gender | 129 |
| Age group | 13 |
| Gender/Age | 13 |
Rankings (Rapid)
| National | |
| Overall | 398 |
| Gender | 368 |
| Age group | 34 |
| Gender/Age | 34 |
| Provincial | |
| Overall | 90 |
| Gender | 80 |
| Age group | 13 |
| Gender/Age | 13 |
| Regional | |
| Overall | 41 |
| Gender | 38 |
| Age group | 8 |
| Gender/Age | 8 |
Rankings (Blitz)
| National | |
| Overall | 131 |
| Gender | 128 |
| Age group | 19 |
| Gender/Age | 19 |
| Provincial | |
| Overall | 45 |
| Gender | 44 |
| Age group | 9 |
| Gender/Age | 9 |
| Regional | |
| Overall | 23 |
| Gender | 22 |
| Age group | 5 |
| Gender/Age | 5 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 39 |
| Score | 19.5 |
| Percent | 50 |
| Aor | 1648.8 |
| Dp | 0 |
| Prat | 1648.8 |
Performance (12 months)
| Games | 44 |
| Score | 23 |
| Percent | 52.3 |
| Aor | 1646.1 |
| Dp | 19.3 |
| Prat | 1665.4 |
Performance (History)
| Games | 112 |
| Score | 55.5 |
| Percent | 49.6 |
| Aor | 1598.5 |
| Dp | -3.8 |
| Prat | 1594.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Machet, J (Jordan) | 4 | 2 | 2 | South African Open 2025 (Blitz) | Randburg Autumn Swiss 2026 | Details |
| Overall | 2 | Mazibuko, K (Khanya) | 3 | 1 | 2 | Randburg Chess Club Autumn Blitz | Randburg Autumn Blitz 2026 | Details |
| Overall | 3 | Metcalfe, AR (Allister Richard) | 3 | 3 | 0 | South African Open 2025 (B) | Randburg Autumn Rapid 2026 | Details |
| Overall | 4 | Yoko, C (Christopher David) | 3 | 3 | 0 | South African Open 2025 (Blitz) | Randburg Chess Club New Year Rapid 2026 | Details |
| Overall | 5 | Ahmid, K (Kaleem) | 3 | 2 | 1 | JMC Rapid The Bridge School 2025 (Open) | South African Open 2025 (B) | Details |
| Standard | 1 | Mann, I (Iowan) | 2 | 2 | 0 | Chess Power House July Open 2024 (A) | Moja Chess Extravaganza 2025 (B) | Details |
| Standard | 2 | Machet, J (Jordan) | 2 | 0 | 2 | Randburg NY Swiss 2026 | Randburg Autumn Swiss 2026 | Details |
| Standard | 3 | Ngubeni, JM (Jackie) | 2 | 1 | 1 | Randburg NY Swiss 2026 | Randburg Autumn Swiss 2026 | Details |
| Blitz | 1 | Machet, J (Jordan) | 2 | 2 | 0 | South African Open 2025 (Blitz) | Randburg Chess Club New Year Blitz 2026 | Details |
| Blitz | 2 | Deysel, K (Kaleb) | 2 | 1 | 1 | Randburg Chess Club Autumn Blitz | Randburg Chess Club New Year Blitz 2026 | Details |
| Blitz | 3 | Mazibuko, K (Khanya) | 2 | 1 | 1 | Randburg Chess Club Autumn Blitz | Randburg Autumn Blitz 2026 | Details |