PLAYER PAGE
Janco Jansen van Rensburg
1170317768Ekurhuleni (GE)Personal
Main rating
| Rating | 1338.2 |
| K-factor | 36 |
| Floor | 838.2 |
| Highest | 1338.2 (2026-06-01) |
| Min/Max +/- allowed | 136 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1335.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1338.2 |
| K-factor | 36 |
| Floor | 838.2 |
| Highest | 1338.2 (2026-06-01) |
| Min/Max +/- allowed | 136.2 |
Standard rating
| Rating | 1298.3 |
| K-factor | 36 |
| Floor | 798.3 |
| Highest | 1298.3 (2026-06-01) |
| Min/Max +/- allowed | 144.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1295.4 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1298.3 |
| K-factor | 36 |
| Floor | 798.3 |
| Highest | 1298.3 (2026-06-01) |
| Min/Max +/- allowed | 144.1 |
Rapid rating
| Rating | 1227.9 |
| K-factor | 36 |
| Floor | 727.9 |
| Highest | 1227.9 (2026-04-01) |
| Min/Max +/- allowed | 159.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1169.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1227.9 |
| K-factor | 36 |
| Floor | 727.9 |
| Highest | 1227.9 (2026-04-01) |
| Min/Max +/- allowed | 159.3 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-04-01) |
| 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 (2025-04-01) |
| Min/Max +/- allowed | 165.8 |
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 | Ekurhuleni 1st Trial 2026 (E) | Standard | 2026-04-11 | 2026-04-11 | Ekurhuleni (GE) | 5 | 1218.4 | 5 | 3 | 1392.6 | 29.2 | Details |
| 2 | Ekurhuleni North District Individuals 2026 (U9 Boys) | Standard | 2026-05-09 | 2026-05-09 | Ekurhuleni (GE) | 5 | 1218.4 | 5 | 3 | 1352.3 | 24.7 | Details |
| 3 | Edenvale Germiston Cluster 2026 (U9 Boys) | Rapid | 2026-04-18 | 2026-04-18 | Ekurhuleni (GE) | 5 | 1174.2 | 5 | 4 | 1512.7 | 44.1 | Details |
| 4 | JP Wagner Cup 2026 (U8+U10) | Standard | 2026-01-31 | 2026-01-31 | Ekurhuleni (GE) | 5 | 1194.2 | 4 | 2 | 1332 | 6.6 | Details |
| 5 | 2025 Super 8 (Junior) | Rapid | 2025-09-26 | 2025-09-26 | Ekurhuleni (GE) | 5 | 1206 | 5 | 2 | 1107.1 | -7.6 | Details |
| 6 | East Rand Chess Club Open 2025 (D) | Standard | 2025-08-09 | 2025-08-09 | Ekurhuleni (GE) | 5 | 1222.7 | 5 | 1 | 1075.6 | -15.1 | Details |
| 7 | East Rand Chess Club Open 2025 (D) | Standard | 2025-08-09 | 2025-08-09 | Ekurhuleni (GE) | 5 | 1222.7 | 5 | 1 | 1075.6 | -15.1 | Details |
| 8 | East Rand Chess Club 2025 (D) | Rapid | 2025-09-06 | 2025-09-06 | Ekurhuleni (GE) | 5 | 1222.7 | 4 | 0.5 | 1055.8 | -9.5 | Details |
| 9 | East Rand Chess Club 2025 (D) | Rapid | 2025-09-06 | 2025-09-06 | Ekurhuleni (GE) | 5 | 1222.7 | 4 | 0.5 | 1055.8 | -9.5 | Details |
| 10 | Ekurhuleni North Schools Teams 2025 (U9) | Standard | 2025-08-16 | 2025-08-16 | Ekurhuleni (GE) | 5 | 1206.6 | 5 | 3 | 1309.4 | 9.3 | Details |
| 11 | Edenvale Germiston Cluster Teams 2025 (U9) | Rapid | 2025-07-25 | 2025-07-25 | Ekurhuleni (GE) | 6 | 1206.5 | 4 | 2 | 1200 | -0.4 | Details |
| 12 | Ekurhuleni North School District Finals 2025 (U9 Boys) | Standard | 2025-06-14 | 2025-06-14 | Ekurhuleni (GE) | 5 | 1222 | 5 | 1.5 | 1042.4 | -18.3 | Details |
| 13 | CPH May 2025 (E) | Standard | 2025-05-03 | 2025-05-03 | Johannesburg Metro (GJM) | 5 | 1230.2 | 5 | 2 | 1191.3 | -4.5 | Details |
| 14 | Chess Power House March Open 2025 (E) | Standard | 2025-03-22 | 2025-03-22 | Johannesburg Metro (GJM) | 5 | 1200 | 5 | 2 | 1101.1 | -10.3 | Details |
| 15 | Edenvale Germiston Cluster 2025 (U9 Boys) | Standard | 2025-03-08 | 2025-03-08 | Ekurhuleni (GE) | 5 | 1200 | 5 | 4 | 1453.3 | 25.4 | 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 | 19 |
| Wins | 12 |
| Draws | 0 |
| Losses | 7 |
| White | 9 |
| Black | 10 |
| White wins | 3 |
| Black wins | 9 |
| Score | 12 |
| Percent | 63.2 |
| Dp | 111.8 |
| AOR | 1289 |
| Performance | 1400.8 |
Game statistics (History)
| Games | 71 |
| Wins | 29 |
| Draws | 5 |
| Losses | 37 |
| White | 48 |
| Black | 41 |
| White wins | 13 |
| Black wins | 18 |
| Score | 31.5 |
| Percent | 44.4 |
| Dp | -47.9 |
| AOR | 1268.2 |
| Performance | 1220.3 |
Rankings (Main)
| National | |
| Overall | 5069 |
| Gender | 4213 |
| Age group | 204 |
| Gender/Age | 160 |
| Provincial | |
| Overall | 1716 |
| Gender | 1422 |
| Age group | 69 |
| Gender/Age | 54 |
| Regional | |
| Overall | 309 |
| Gender | 245 |
| Age group | 8 |
| Gender/Age | 6 |
Rankings (Standard)
| National | |
| Overall | 5737 |
| Gender | 4650 |
| Age group | 268 |
| Gender/Age | 199 |
| Provincial | |
| Overall | 2037 |
| Gender | 1657 |
| Age group | 94 |
| Gender/Age | 70 |
| Regional | |
| Overall | 369 |
| Gender | 277 |
| Age group | 12 |
| Gender/Age | 9 |
Rankings (Rapid)
| National | |
| Overall | 3666 |
| Gender | 2922 |
| Age group | 210 |
| Gender/Age | 159 |
| Provincial | |
| Overall | 758 |
| Gender | 611 |
| Age group | 43 |
| Gender/Age | 33 |
| Regional | |
| Overall | 283 |
| Gender | 206 |
| Age group | 20 |
| Gender/Age | 17 |
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 | 19 |
| Score | 12 |
| Percent | 63.2 |
| Aor | 1289 |
| Dp | 111.8 |
| Prat | 1400.8 |
Performance (12 months)
| Games | 56 |
| Score | 23.5 |
| Percent | 42 |
| Aor | 1281 |
| Dp | -68.3 |
| Prat | 1212.7 |
Performance (History)
| Games | 71 |
| Score | 31.5 |
| Percent | 44.4 |
| Aor | 1268.2 |
| Dp | -47.9 |
| Prat | 1220.3 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Robinson, L (LXR) | 7 | 6 | 1 | Edenvale Germiston Cluster 2025 (U9 Boys) | Ekurhuleni 1st Trial 2026 (E) | Details |
| Overall | 2 | Mendonca, M (Mark) | 5 | 5 | 0 | East Rand Chess Club 2025 (D) | JP Wagner Cup 2026 (U8+U10) | Details |
| Overall | 3 | Coetzee, K (Kylo) | 3 | 1 | 2 | Edenvale Germiston Cluster 2025 (U9 Boys) | Ekurhuleni North District Individuals 2026 (U9 Boys) | Details |
| Overall | 4 | Nakene, P (Pako) | 3 | 0 | 3 | East Rand Chess Club Open 2025 (D) | Edenvale Germiston Cluster 2026 (U9 Boys) | Details |
| Overall | 5 | Gabel Smit, H (Heinrich) | 3 | 3 | 0 | East Rand Chess Club Open 2025 (D) | Ekurhuleni North District Individuals 2026 (U9 Boys) | Details |
| Standard | 1 | Robinson, L (LXR) | 4 | 3 | 1 | Edenvale Germiston Cluster 2025 (U9 Boys) | Ekurhuleni 1st Trial 2026 (E) | Details |
| Standard | 2 | Mendonca, M (Mark) | 3 | 3 | 0 | East Rand Chess Club Open 2025 (D) | JP Wagner Cup 2026 (U8+U10) | Details |
| Standard | 3 | Coetzee, K (Kylo) | 3 | 1 | 2 | Edenvale Germiston Cluster 2025 (U9 Boys) | Ekurhuleni North District Individuals 2026 (U9 Boys) | Details |
| Standard | 4 | Gabel Smit, H (Heinrich) | 3 | 3 | 0 | East Rand Chess Club Open 2025 (D) | Ekurhuleni North District Individuals 2026 (U9 Boys) | Details |
| Standard | 5 | Saunders, J (Jaiden) | 2 | 2 | 0 | East Rand Chess Club Open 2025 (D) | East Rand Chess Club Open 2025 (D) | Details |
| Rapid | 1 | Robinson, L (LXR) | 3 | 3 | 0 | East Rand Chess Club 2025 (D) | Edenvale Germiston Cluster 2026 (U9 Boys) | Details |
| Rapid | 2 | Mabaso, A (Anathi) | 2 | 0 | 2 | East Rand Chess Club 2025 (D) | East Rand Chess Club 2025 (D) | Details |
| Rapid | 3 | Coetzee, L (Logan) | 2 | 1 | 1 | Edenvale Germiston Cluster Teams 2025 (U9) | Edenvale Germiston Cluster Teams 2025 (U9) | Details |
| Rapid | 4 | Mendonca, M (Mark) | 2 | 2 | 0 | East Rand Chess Club 2025 (D) | East Rand Chess Club 2025 (D) | Details |
| Rapid | 5 | Hingorani, N (Nurvi) | 2 | 0 | 2 | East Rand Chess Club 2025 (D) | East Rand Chess Club 2025 (D) | Details |