Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Janco Jansen van Rensburg

1170317768
Ekurhuleni (GE)
Personal
Main rating
Rating 1304.7
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 1270.1
Final +/- 0
New Rating
()
Rating 1304.7
K-factor 36
Floor 838.2
Highest 1338.2 (2026-06-01)
Min/Max +/- allowed 136.2
Standard rating
Rating 1261.5
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 1244.2
Final +/- 0
New Rating
()
Rating 1261.5
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 1153.7
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
No tournaments found.
# 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 Open 2026 (F) Standard 2026-05-23 2026-05-23 Ekurhuleni (GE) 5 1338.2 5 2 1139.3 -33.5 Details
2 Ekurhuleni 1st Trial 2026 (E) Standard 2026-04-11 2026-04-11 Ekurhuleni (GE) 5 1218.4 5 3 1392.6 29.2 Details
3 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
4 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
5 JP Wagner Cup 2026 (U8+U10) Standard 2026-01-31 2026-01-31 Ekurhuleni (GE) 5 1194.2 4 2 1332 6.6 Details
6 2025 Super 8 (Junior) Rapid 2025-09-26 2025-09-26 Ekurhuleni (GE) 5 1206 5 2 1107.1 -7.6 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 Open 2025 (D) Standard 2025-08-09 2025-08-09 Ekurhuleni (GE) 5 1222.7 5 1 1075.6 -15.1 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 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
11 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
12 Edenvale Germiston Cluster Teams 2025 (U9) Rapid 2025-07-25 2025-07-25 Ekurhuleni (GE) 6 1206.5 4 2 1200 -0.4 Details
13 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
14 CPH May 2025 (E) Standard 2025-05-03 2025-05-03 Johannesburg Metro (GJM) 5 1230.2 5 2 1191.3 -4.5 Details
15 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
16 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 24
Wins 14
Draws 0
Losses 10
White 11
Black 13
White wins 3
Black wins 11
Score 14
Percent 58.3
Dp 70.8
AOR 1275.5
Performance 1346.3
Game statistics (History)
Games 76
Wins 31
Draws 5
Losses 40
White 50
Black 44
White wins 13
Black wins 20
Score 33.5
Percent 44.1
Dp -50.3
AOR 1265.3
Performance 1215
Rankings (Main)
National
Overall 6318
Gender 5184
Age group 296
Gender/Age 228
Provincial
Overall 2131
Gender 1753
Age group 100
Gender/Age 77
Regional
Overall 426
Gender 324
Age group 15
Gender/Age 11
Rankings (Standard)
National
Overall 7189
Gender 5739
Age group 374
Gender/Age 271
Provincial
Overall 2590
Gender 2065
Age group 123
Gender/Age 91
Regional
Overall 507
Gender 372
Age group 17
Gender/Age 13
Rankings (Rapid)
National
Overall 3685
Gender 2930
Age group 229
Gender/Age 177
Provincial
Overall 788
Gender 625
Age group 52
Gender/Age 40
Regional
Overall 309
Gender 225
Age group 26
Gender/Age 23
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 24
Score 14
Percent 58.3
Aor 1275.5
Dp 70.8
Prat 1346.3
Performance (12 months)
Games 52
Score 22
Percent 42.3
Aor 1288.4
Dp -65.4
Prat 1223
Performance (History)
Games 76
Score 33.5
Percent 44.1
Aor 1265.3
Dp -50.3
Prat 1215
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 Mabaso, A (Anathi) 3 1 2 East Rand Chess Club 2025 (D) JP Wagner Cup 2026 (U8+U10) Details
Overall 4 Gabel Smit, H (Heinrich) 3 3 0 East Rand Chess Club Open 2025 (D) Ekurhuleni North District Individuals 2026 (U9 Boys) Details
Overall 5 Coetzee, K (Kylo) 3 1 2 Edenvale Germiston Cluster 2025 (U9 Boys) 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 Coetzee, K (Kylo) 3 1 2 Edenvale Germiston Cluster 2025 (U9 Boys) Ekurhuleni North District Individuals 2026 (U9 Boys) Details
Standard 3 Gabel Smit, H (Heinrich) 3 3 0 East Rand Chess Club Open 2025 (D) Ekurhuleni North District Individuals 2026 (U9 Boys) Details
Standard 4 Mendonca, M (Mark) 3 3 0 East Rand Chess Club Open 2025 (D) JP Wagner Cup 2026 (U8+U10) Details
Standard 5 Nakene, P (Pako) 2 0 2 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