PLAYER PAGE
Josias Roets
1140154138Tshwane (GTP)Personal
Main rating
| Rating | 1159.3 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 166 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 2.34 |
| SWe | -0.28 |
| Temp +/- | -10.2 |
| Penalties | 0 |
| Weight perform | 1150.7 |
| Final +/- | -10.2 |
| New Rating () | |
| Rating | 1149.1 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Standard rating
| Rating | 1159.4 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 5 |
| Score | 2 |
| We | 2.38 |
| SWe | -0.38 |
| Temp +/- | -13.6 |
| Penalties | 0 |
| Weight perform | 1150.7 |
| Final +/- | -13.6 |
| New Rating () | |
| Rating | 1145.8 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| 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 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| 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 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Mid Gauteng Open (D) | Standard | 2026-04-11 | 2026-04-11 | Tshwane (GTP) | 5 | 1159.3 | 5 | 2 | 1094.3 | -10.2 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | 2026 Piet Robbertse Open Chess Tournament (D) | Standard | 2026-02-07 | 2026-02-08 | Tshwane (GTP) | 5 | 1109.1 | 5 | 3 | 1344.5 | 20 | Details |
| 2 | 2026 Tshwane Chess Registration Tournament (D2) | Standard | 2026-01-31 | 2026-01-31 | Tshwane (GTP) | 5 | 1109.1 | 5 | 2 | 1144.4 | 1.5 | Details |
| 3 | Gauteng Inter-Region at Emerald Resort 2025 (U12 Candidates) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1111.1 | 3 | 1 | 1146.3 | 3 | Details |
| 4 | 2025 Tshwane South School District CLOSED League Championship (U11B) | Standard | 2025-08-15 | 2025-08-15 | Tshwane (GTP) | 5 | 1125.9 | 5 | 3 | 1258.5 | 12.3 | Details |
| 5 | 2025 Etienne Lewis Closed Chess Tournament (U12) | Standard | 2025-08-08 | 2025-08-10 | Tshwane (GTP) | 7 | 1125.9 | 6 | 0 | 911.7 | -28.7 | Details |
| 6 | 2025 Elise Steenkamp Open Chess Tournament (Bishop) | Standard | 2025-06-14 | 2025-06-15 | Tshwane (GTP) | 5 | 1139.5 | 4 | 1 | 1054.9 | -7.5 | Details |
| 7 | 2025 Chris Greyling Open Chess Tournament (U12) | Standard | 2025-03-15 | 2025-03-15 | Tshwane (GTP) | 5 | 1149.1 | 5 | 1 | 1103.9 | -5.3 | Details |
| 8 | 2025 KSNG Open (U12) | Standard | 2025-02-22 | 2025-02-22 | Tshwane (GTP) | 5 | 1117.9 | 5 | 2 | 1290.9 | 17.3 | Details |
| 9 | 2025 Tshwane Chess OPEN Registration Tournament (U12) | Standard | 2025-01-25 | 2025-01-25 | Tshwane (GTP) | 5 | 1085.6 | 5 | 1 | 1026.1 | -5.3 | Details |
| 10 | Gauteng Inter-Region at UJ 2024 (U12 Candidates) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1086.3 | 5 | 2 | 1090.1 | -0.4 | Details |
| 11 | 2024 Etienne Lewis (U12) | Standard | 2024-08-30 | 2024-09-01 | Tshwane (GTP) | 7 | 1116.1 | 6 | 1 | 993.4 | -16.5 | Details |
| 12 | D4 Tshwane South District Schools Teams Chess Tournament 2024 (U11B) | Standard | 2024-08-03 | 2024-08-03 | Tshwane (GTP) | 5 | 1079.9 | 5 | 3 | 1279.3 | 20.1 | Details |
| 13 | 2024 Elise Steenkamp Open Chess Tournament (Rooks) | Standard | 2024-06-15 | 2024-06-15 | Tshwane (GTP) | 5 | 1100.5 | 5 | 1 | 1005.6 | -11.4 | Details |
| 14 | 2024 Mid Gauteng Open Chess Tournament (U12) | Standard | 2024-05-02 | 2024-05-02 | Tshwane (GTP) | 5 | 1085.9 | 5 | 2 | 1163.2 | 8.1 | Details |
| 15 | 2024 Milos Ristic Open Chess Tournament (U12) | Standard | 2024-04-27 | 2024-04-27 | Tshwane (GTP) | 5 | 1124.4 | 5 | 1 | 933.7 | -19.4 | Details |
| 16 | 2024 KSNG CHess Academy Open Tournament (D3) | Standard | 2024-04-06 | 2024-04-06 | Tshwane (GTP) | 5 | 1124.4 | 5 | 2.5 | 1110.5 | -2 | Details |
| 17 | 2024 Chris Greyling Open Chess Tournament (D1) | Standard | 2024-03-16 | 2024-03-16 | Tshwane (GTP) | 5 | 1151 | 5 | 2 | 1062.9 | -7.8 | Details |
| 18 | 2024 Wynie Robbertse Chess Tournament (D1) | Standard | 2024-03-02 | 2024-03-02 | Tshwane (GTP) | 5 | 1151 | 5 | 1 | 1087.5 | -7 | Details |
| 19 | 2024 Constantiapark Open (D1) | Standard | 2024-02-17 | 2024-02-17 | Tshwane (GTP) | 5 | 1185.1 | 5 | 1 | 999.2 | -18.9 | Details |
| 20 | 2024 Tshwane Chess OPEN Registration Tournament (D2) | Standard | 2024-01-27 | 2024-01-27 | Tshwane (GTP) | 5 | 1186.6 | 5 | 2 | 1172.5 | -0.8 | Details |
| 21 | 2023 Milos Ristic Open Tournament (E) | Standard | 2023-04-27 | 2023-04-27 | Tshwane (GTP) | 5 | 1200 | 4 | 1.5 | 1105.6 | -7.3 | Details |
Game statistics ( )
| Games | 5 |
| Wins | 2 |
| Draws | 0 |
| Losses | 3 |
| White | 2 |
| Black | 3 |
| White wins | 1 |
| Black wins | 1 |
| Score | 2 |
| Percent | 40 |
| Dp | -85 |
| AOR | 1179.3 |
| Performance | 1094.3 |
Game statistics ()
| Games | 15 |
| Wins | 7 |
| Draws | 0 |
| Losses | 8 |
| White | 7 |
| Black | 8 |
| White wins | 4 |
| Black wins | 3 |
| Score | 7 |
| Percent | 46.7 |
| Dp | -28.3 |
| AOR | 1222.7 |
| Performance | 1194.4 |
Game statistics (History)
| Games | 108 |
| Wins | 35 |
| Draws | 2 |
| Losses | 71 |
| White | 54 |
| Black | 54 |
| White wins | 15 |
| Black wins | 20 |
| Score | 36 |
| Percent | 33.3 |
| Dp | -141.7 |
| AOR | 1246.7 |
| Performance | 1105.1 |
Rankings (Main)
| National | |
| Overall | 17136 |
| Gender | 13006 |
| Age group | 3282 |
| Gender/Age | 2305 |
| Provincial | |
| Overall | 5426 |
| Gender | 4095 |
| Age group | 1051 |
| Gender/Age | 729 |
| Regional | |
| Overall | 1623 |
| Gender | 1237 |
| Age group | 323 |
| Gender/Age | 229 |
Rankings (Standard)
| National | |
| Overall | 12888 |
| Gender | 9721 |
| Age group | 2476 |
| Gender/Age | 1720 |
| Provincial | |
| Overall | 4395 |
| Gender | 3307 |
| Age group | 857 |
| Gender/Age | 591 |
| Regional | |
| Overall | 1535 |
| Gender | 1176 |
| Age group | 317 |
| Gender/Age | 225 |
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 | 5 |
| Score | 2 |
| Percent | 40 |
| Aor | 1179.3 |
| Dp | -85 |
| Prat | 1094.3 |
Performance ()
| Games | 15 |
| Score | 7 |
| Percent | 46.7 |
| Aor | 1222.7 |
| Dp | -28.3 |
| Prat | 1194.4 |
Performance (12 months)
| Games | 33 |
| Score | 12 |
| Percent | 36.4 |
| Aor | 1247.3 |
| Dp | -115.9 |
| Prat | 1131.4 |
Performance (History)
| Games | 108 |
| Score | 36 |
| Percent | 33.3 |
| Aor | 1246.7 |
| Dp | -141.7 |
| Prat | 1105.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Grobbelaar, M (Mienje) | 2 | 1 | 1 | 2024 Etienne Lewis (U12) | 2025 Chris Greyling Open Chess Tournament (U12) | Details |
| Overall | 2 | Marais, M (Migael) | 2 | 1 | 1 | 2024 Chris Greyling Open Chess Tournament (D1) | 2025 Elise Steenkamp Open Chess Tournament (Bishop) | Details |
| Overall | 3 | Bienedell, R (Robin) | 2 | 0 | 2 | 2024 Tshwane Chess OPEN Registration Tournament (D2) | 2024 Wynie Robbertse Chess Tournament (D1) | Details |
| Overall | 4 | Danzfuss, E (Edrich) | 2 | 1 | 1 | 2025 Etienne Lewis Closed Chess Tournament (U12) | 2026 Piet Robbertse Open Chess Tournament (D) | Details |
| Overall | 5 | Van Der Merwe, A (Alex) | 2 | 0 | 2 | 2025 Elise Steenkamp Open Chess Tournament (Bishop) | 2025 Etienne Lewis Closed Chess Tournament (U12) | Details |
| Standard | 1 | Danzfuss, E (Edrich) | 2 | 1 | 1 | 2025 Etienne Lewis Closed Chess Tournament (U12) | 2026 Piet Robbertse Open Chess Tournament (D) | Details |
| Standard | 2 | Marais, M (Migael) | 2 | 1 | 1 | 2024 Chris Greyling Open Chess Tournament (D1) | 2025 Elise Steenkamp Open Chess Tournament (Bishop) | Details |
| Standard | 3 | Mokoena, K (Kopano) | 2 | 0 | 2 | 2024 Tshwane Chess OPEN Registration Tournament (D2) | 2024 Chris Greyling Open Chess Tournament (D1) | Details |
| Standard | 4 | Mamphweli, T (Tshedza) | 2 | 0 | 2 | 2024 KSNG CHess Academy Open Tournament (D3) | 2025 Etienne Lewis Closed Chess Tournament (U12) | Details |
| Standard | 5 | Bienedell, R (Robin) | 2 | 0 | 2 | 2024 Tshwane Chess OPEN Registration Tournament (D2) | 2024 Wynie Robbertse Chess Tournament (D1) | Details |