Surname or Chess SA id..
Chess SA Region AOC

PLAYER PAGE

Janko Pretorius

1170318676
Waterberg (LWM)
Personal
Main rating
Rating 1302.6
K-factor 36
Floor 802.6
Highest 1302.6 (2026-06-01)
Min/Max +/- allowed 143
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1291.1
Final +/- 0
New Rating
()
Rating 1302.6
K-factor 36
Floor 802.6
Highest 1302.6 (2026-06-01)
Min/Max +/- allowed 143.3
Standard rating
Rating 1241
K-factor 36
Floor 741
Highest 1241 (2026-01-01)
Min/Max +/- allowed 156.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1241
K-factor 36
Floor 741
Highest 1241 (2026-01-01)
Min/Max +/- allowed 156.4
Rapid rating
Rating 1324.6
K-factor 36
Floor 824.6
Highest 1324.6 (2026-06-01)
Min/Max +/- allowed 138.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1324.6
K-factor 36
Floor 824.6
Highest 1324.6 (2026-06-01)
Min/Max +/- allowed 138.8
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 Waterberg Junior Qualifying Tournament #4 2026 (U10) Rapid 2026-05-16 2026-05-16 Waterberg (LWM) 5 1239.6 5 4.5 1535 38.8 Details
2 NaboomSpar Open Chess Tournament 27 Apr 2026 Rapid 2026-04-27 2026-04-27 Waterberg (LWM) 6 1239.6 6 4.5 1410.6 24.2 Details
3 Waterberg Open Chess Tournament 21 March 2026 Rapid 2026-03-21 2026-03-21 Waterberg (LWM) 5 1255.4 5 2 1113.8 -15.8 Details
4 2025 Mzansi Individual Championships (U10 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1223.3 6 2 1320.6 13.4 Details
5 2025 Mzansi Inter Provincial Team Championships (U10 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1223.3 6 2.5 1264.1 4.6 Details
6 NABOOMSPAR Open Chess Tournament 21 Mar 2025 (B) Rapid 2025-03-21 2025-03-21 Capricorn (LCP) 5 1200 5 3.5 1370.5 11.6 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 16
Wins 10
Draws 2
Losses 4
White 7
Black 9
White wins 3
Black wins 7
Score 11
Percent 68.8
Dp 159.4
AOR 1197.3
Performance 1356.7
Game statistics (History)
Games 33
Wins 17
Draws 4
Losses 12
White 15
Black 18
White wins 7
Black wins 10
Score 19
Percent 57.6
Dp 64.4
AOR 1271
Performance 1335.4
Rankings (Main)
National
Overall 6330
Gender 5189
Age group 276
Gender/Age 208
Provincial
Overall 175
Gender 163
Age group 4
Gender/Age 2
Regional
Overall 6
Gender 5
Age group 1
Gender/Age 1
Rankings (Standard)
National
Overall 8089
Gender 6395
Age group 423
Gender/Age 309
Provincial
Overall 184
Gender 162
Age group 5
Gender/Age 3
Regional
Overall 10
Gender 8
Age group 1
Gender/Age 1
Rankings (Rapid)
National
Overall 1672
Gender 1412
Age group 65
Gender/Age 54
Provincial
Overall 110
Gender 102
Age group 4
Gender/Age 3
Regional
Overall 3
Gender 3
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 16
Score 11
Percent 68.8
Aor 1197.3
Dp 159.4
Prat 1356.7
Performance (12 months)
Games 28
Score 15.5
Percent 55.4
Aor 1283.6
Dp 45.5
Prat 1329.1
Performance (History)
Games 33
Score 19
Percent 57.6
Aor 1271
Dp 64.4
Prat 1335.4
Top 5 opponents most often played
Player not found.
Type # Opponent Games White Black First tournament Last tournament Details