PLAYER PAGE

Ivan Kruger

198016589
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1493.2
K-factor 32
Floor 1075.7
Highest 1575.7 (2025-07-01)
Min/Max +/- allowed 97
Rating Change
()
Games 5
Score 3.5
We 3.37
SWe 0.11
Temp +/- 3.4
Penalties 0
Weight perform 1421.9
Final +/- +3.4
New Rating
()
Rating 1496.6
K-factor 32
Floor 1075.7
Highest 1575.7 (2025-07-01)
Min/Max +/- allowed 97.1
Standard rating
Rating 1463.1
K-factor 32
Floor 1085.4
Highest 1585.4 (2025-07-01)
Min/Max +/- allowed 95.8
Rating Change
()
Games 5
Score 3.5
We 3.17
SWe 0.33
Temp +/- 10.5
Penalties 0
Weight perform 1421.9
Final +/- +10.5
New Rating
()
Rating 1473.6
K-factor 32
Floor 1085.4
Highest 1585.4 (2025-07-01)
Min/Max +/- allowed 95.8
Rapid rating
Rating 1344.6
K-factor 36
Floor 846.5
Highest 1346.5 (2025-03-01)
Min/Max +/- allowed 134.6
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1344.6
K-factor 36
Floor 846.5
Highest 1346.5 (2025-03-01)
Min/Max +/- allowed 134.6
Blitz rating
Rating 1305.9
K-factor 36
Floor 807.1
Highest 1307.1 (2019-08-01)
Min/Max +/- allowed 142.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1305.9
K-factor 36
Floor 807.1
Highest 1307.1 (2019-08-01)
Min/Max +/- allowed 142.3
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 JMC Helpmekaar 2026 (B) Standard 2026-05-31 2026-05-31 Johannesburg Metro (GJM) 5 1493.2 5 3.5 1506 3.4 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Randburg Autumn Rapid 2026 Rapid 2026-04-14 2026-04-21 Johannesburg Metro (GJM) 6 1515.7 3 2.5 1853.9 21.5 Details
2 Randburg NY Swiss 2026 Standard 2026-02-10 2026-03-31 Johannesburg Metro (GJM) 8 1515.7 8 3.5 1359.2 -43.9 Details
3 MCA Summer Heat Classic 2026 (Advanced) Standard 2026-03-21 2026-03-21 Johannesburg Metro (GJM) 5 1557 5 3 1480.9 -10.5 Details
4 JMC Trinityhouse Little Falls (B) Standard 2026-02-28 2026-02-28 Johannesburg Metro (GJM) 5 1557 4 1.5 1308.9 -30.8 Details
5 Randburg Chess Club New Year Rapid 2026 Rapid 2026-01-27 2026-02-03 Johannesburg Metro (GJM) 6 1514.1 6 3 1588.2 3.3 Details
6 MCA Welcome JHB 2026 (Advanced) Standard 2026-02-07 2026-02-07 Johannesburg Metro (GJM) 5 1514.1 5 4 1648.8 8.6 Details
7 2026 JMC Kick off Tournament (B) Standard 2026-02-01 2026-02-01 Johannesburg Metro (GJM) 5 1514.1 5 3.5 1479.3 -2.5 Details
8 Randburg Chess Club New Year Blitz 2026 Blitz 2026-01-20 2026-01-20 Johannesburg Metro (GJM) 7 1516.9 7 2.5 1478.1 -1.7 Details
9 Khelo India - Lonehill Chess Academy - 2nd Annual Chess Tournament 2025 (A) Standard 2025-09-27 2025-09-27 Johannesburg Metro (GJM) 5 1501.3 5 2.5 1609.1 9.6 Details
10 Randburg Winter Swiss 2025 Standard 2025-07-29 2025-09-16 Johannesburg Metro (GJM) 8 1497.8 8 5 1560.9 11.3 Details
11 Tshwane Chess Club Clash 2025 (Open) Standard 2025-09-13 2025-09-13 Tshwane (GTP) 5 1497.8 5 3 1512.2 2.2 Details
12 JMC Closed 2025 (B) Standard 2025-08-09 2025-08-10 Johannesburg Metro (GJM) 5 1489.2 5 3 1544.9 5.4 Details
13 JMC - Trinity Randpark Ridge 2025 (B) Standard 2025-07-26 2025-07-26 Johannesburg Metro (GJM) 5 1575.7 4 0.5 1104.3 -36.7 Details
14 South African Open 2025 (B) Classical 2025-06-28 2025-07-05 Johannesburg Metro (GJM) 11 1575.7 8 3.5 1482.8 -17.4 Details
15 Neil Savage Memorial Randburg Club Champs 2025 Standard 2025-05-06 2025-06-24 Johannesburg Metro (GJM) 8 1521.8 6 3 1628.4 13.9 Details
16 Mzansi Africa Classic 2025 (Advanced) Standard 2025-05-17 2025-05-17 Johannesburg Metro (GJM) 5 1425.1 5 5 1897.5 46.8 Details
17 Moja Chess Extravaganza 2025 (C) Classical 2025-04-26 2025-05-01 Johannesburg Metro (GJM) 9 1425.1 9 4.5 1438.2 1.8 Details
18 Moja Chess Extravaganza 2025 (Blitz) Blitz 2025-04-26 2025-04-26 Johannesburg Metro (GJM) 7 1425.1 7 3 1438 0.3 Details
19 JMC Crawford Sandton 2025 (B) Standard 2025-05-10 2025-05-10 Johannesburg Metro (GJM) 5 1425.1 5 2 1343.7 -7.3 Details
20 Randburg Autumn Rapid 2025 Rapid 2025-04-15 2025-04-22 Johannesburg Metro (GJM) 7 1447.8 7 2.5 1311.4 -12.6 Details
21 FIDE in The West 2025 (Open) Standard 2025-04-12 2025-04-12 West Rand (GWR) 5 1447.8 5 2.5 1579 13.4 Details
22 Randburg Chess Club Autumn Blitz Blitz 2025-04-08 2025-04-08 Johannesburg Metro (GJM) 7 1447.8 7 1 1166.6 -10.3 Details
23 Randburg Chess Club New Year Swiss 2025 Standard 2025-02-11 2025-04-01 Johannesburg Metro (GJM) 8 1447.8 8 2.5 1413.9 -4.7 Details
24 Chess Power House March Open 2025 (B) Standard 2025-03-22 2025-03-22 Johannesburg Metro (GJM) 5 1449.9 5 3 1328.1 -11 Details
25 2025 Chris Greyling Open Chess Tournament (C) Standard 2025-03-15 2025-03-15 Tshwane (GTP) 5 1449.9 5 3.5 1565.6 12.1 Details
26 JMC Crawford Ruimsig 2025 (B) Standard 2025-03-01 2025-03-01 Johannesburg Metro (GJM) 5 1449.9 5 2.5 1432.5 -2.3 Details
27 JMC Rapid The Bridge School 2025 (Open) Rapid 2025-02-23 2025-02-23 Johannesburg Metro (GJM) 7 1306.6 7 4 1440 8.1 Details
28 2025 Blou Bul Open Chess Tournament (C) Standard 2025-02-08 2025-02-08 Tshwane (GTP) 5 1306.6 5 4 1696.7 37.2 Details
29 JMC Kick Off 2025 (B) Standard 2025-02-02 2025-02-02 Johannesburg Metro (GJM) 5 1306.6 5 2 1433.2 12.8 Details
30 Randburg Chess Club New Year Rapid 2025 Rapid 2025-01-28 2025-02-04 Johannesburg Metro (GJM) 6 1306.6 6 2.5 1451.8 11 Details
31 2025 Tshwane Chess OPEN Registration Tournament (B1) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1307.1 5 2 1257.3 -5.6 Details
32 Randburg New Year Blitz 2025 Blitz 2025-01-21 2025-01-21 Johannesburg Metro (GJM) 9 1307.1 8 3.5 1351 1.8 Details
33 Etienne Lewis Tshwane Chess Trials 2013 U 16 Standard 2013-08-15 2013-08-18 Tshwane (GTP) 9 1298 9 5 1294 4.9 Details
34 Mid-Gauteng Open Section A Standard 2013-06-15 2013-06-15 Tshwane (GTP) 5 1289 5 2.5 1336 4.1 Details
35 2013 Capablanca Open Chess Festival Chessa A Secti Standard 2013-04-26 2013-05-01 Tshwane (GTP) 7 1247 7 3.5 1386 22.3 Details
36 Chris Greyling 2013 Section A Standard 2013-03-16 2013-03-16 Mid-Gauteng (GM) 5 1262 5 1.5 1415 12.9 Details
37 Waterkloof Open B Section Standard 2013-03-01 2013-03-01 Tshwane (GTP) 6 1262 5 2 1075 -20.6 Details
38 Blue Bull Open 2013 Section A Standard 2013-02-02 2013-02-02 Mid-Gauteng (GM) 5 1262 4 1 1269 0.2 Details
39 Mid Gauteng Closed Section A Standard 2012-11-30 2012-12-01 Mid-Gauteng (GM) 5 1293 4 0 1105 -19.3 Details
40 Mid-Gauteng Junior Trials 2012 Section A Standard 2012-08-24 2012-08-25 Mid-Gauteng (GM) 6 1282 6 3 1388 9.8 Details
41 Mid-Gauteng Jacaranda Open 2012 Section A Standard 2012-08-04 2012-08-04 Mid-Gauteng (GM) 5 1288 5 1.5 1241 -5.3 Details
42 Laerskool Swartkops Open - Section A Standard 2012-06-23 2012-06-23 Mid-Gauteng (GM) 5 1310 5 2 1395 7.6 Details
43 Mid-Gauteng Open 2012 Section A Standard 2012-06-16 2012-06-16 Mid-Gauteng (GM) 5 1301 5 1.5 1397 7.3 Details
44 Lubowski Open 2012 - Section A & B Standard 2012-05-18 2012-05-20 Gauteng North (GN) 6 1310 6 2 1259 -6.6 Details
45 2012 Capablanca Open Chess Festival B Section Standard 2012-04-27 2012-05-01 Gauteng North (GN) 7 1348 7 4 1143 -30 Details
46 Hennops Open 2012 - Section B Standard 2012-04-20 2012-04-21 Gauteng North (GN) 5 1322 5 4 1470 16.4 Details
47 Chris Greyling B 2012 Standard 2012-03-17 2012-03-17 Mid-Gauteng (GM) 5 1297 5 5 1697 41.7 Details
48 Waterkloof Open B Section Standard 2012-03-03 2012-03-03 Gauteng North (GN) 6 1294 6 4 1265 -1.5 Details
49 Mid Gauteng Blou Bul Ope B Section Standard 2012-02-29 2012-02-29 Mid-Gauteng (GM) 5 1194 5 3.5 1510 32.2 Details
50 Gn Registration Tournament - Section B Standard 2012-02-08 2012-02-08 Gauteng North (GN) 6 1306 6 3 960 -30.4 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 48
Wins 23
Draws 8
Losses 17
White 23
Black 25
White wins 10
Black wins 13
Score 27
Percent 56.2
Dp 53.1
AOR 1449.4
Performance 1502.5
Game statistics (History)
Games 193
Wins 81
Draws 33
Losses 79
White 94
Black 99
White wins 42
Black wins 39
Score 97.5
Percent 50.5
Dp 4.4
AOR 1461.5
Performance 1465.9
Rankings (Main)
National
Overall 2064
Gender 1806
Age group 775
Gender/Age 730
Provincial
Overall 716
Gender 619
Age group 260
Gender/Age 246
Regional
Overall 248
Gender 217
Age group 94
Gender/Age 89
Rankings (Standard)
National
Overall 2255
Gender 1935
Age group 745
Gender/Age 698
Provincial
Overall 789
Gender 673
Age group 248
Gender/Age 235
Regional
Overall 255
Gender 224
Age group 84
Gender/Age 81
Rankings (Rapid)
National
Overall 1400
Gender 1196
Age group 292
Gender/Age 278
Provincial
Overall 262
Gender 228
Age group 71
Gender/Age 70
Regional
Overall 118
Gender 109
Age group 45
Gender/Age 44
Rankings (Blitz)
National
Overall 310
Gender 298
Age group 174
Gender/Age 171
Provincial
Overall 112
Gender 104
Age group 54
Gender/Age 54
Regional
Overall 67
Gender 60
Age group 27
Gender/Age 27
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 48
Score 27
Percent 56.2
Aor 1449.4
Dp 53.1
Prat 1502.5
Performance (12 months)
Games 89
Score 47.5
Percent 53.4
Aor 1476.9
Dp 28.7
Prat 1505.5
Performance (History)
Games 193
Score 97.5
Percent 50.5
Aor 1461.5
Dp 4.4
Prat 1465.9
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Ngubeni, JM (Jackie) 5 3 2 JMC Crawford Sandton 2025 (B) Randburg Winter Swiss 2025 Details
Overall 2 Sinha, A (Anurag) 5 3 2 Randburg Autumn Rapid 2025 Randburg Autumn Rapid 2026 Details
Overall 3 Martynov, A (Alexey) 4 2 2 Randburg New Year Blitz 2025 Randburg Chess Club New Year Blitz 2026 Details
Overall 4 Sparks, SJW (Stephen) 3 1 2 Randburg Winter Swiss 2025 Randburg Chess Club New Year Rapid 2026 Details
Overall 5 Snyckers, A (Adam) 3 0 3 Randburg New Year Blitz 2025 Randburg Chess Club New Year Blitz 2026 Details
Standard 1 Ngubeni, JM (Jackie) 5 3 2 JMC Crawford Sandton 2025 (B) Randburg Winter Swiss 2025 Details
Standard 2 Maharaj, A (Anaamika) 3 2 1 JMC Kick Off 2025 (B) JMC Trinityhouse Little Falls (B) Details
Standard 3 Mendelsohn, DC (David Charles) 2 0 2 Randburg Chess Club New Year Swiss 2025 Randburg Winter Swiss 2025 Details
Standard 4 Whittaker, G (Gregory) 2 1 1 JMC Closed 2025 (B) Khelo India - Lonehill Chess Academy - 2nd Annual Chess Tournament 2025 (A) Details
Standard 5 Sinha, A (Anurag) 2 1 1 Randburg Winter Swiss 2025 Randburg NY Swiss 2026 Details
Rapid 1 Sinha, A (Anurag) 3 2 1 Randburg Autumn Rapid 2025 Randburg Autumn Rapid 2026 Details
Rapid 2 Tak, R (Rannveer) 2 1 1 JMC Rapid The Bridge School 2025 (Open) Randburg Autumn Rapid 2025 Details
Rapid 3 Luchies, M (Maria) 2 1 1 Randburg Autumn Rapid 2025 Randburg Chess Club New Year Rapid 2026 Details
Rapid 4 Badenhorst, D (Daniel) 2 1 1 Randburg Chess Club New Year Rapid 2026 Randburg Autumn Rapid 2026 Details
Blitz 1 Martynov, A (Alexey) 3 1 2 Randburg New Year Blitz 2025 Randburg Chess Club New Year Blitz 2026 Details
Blitz 2 Snyckers, A (Adam) 2 0 2 Randburg New Year Blitz 2025 Randburg Chess Club New Year Blitz 2026 Details