Chess South Africa
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Chess South Africa
Combrink, J (Juan-Louis)
Dob:
2010/01/13 (U16)
Gender:
Male
Chess SA id:
1100151738
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/05/04 (16 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1670.7
Curent Weighted rating
1470.3
Curent Weighted performance
1688.1
Current official/published rating (highest between Raw, WR and WP)
1670.7
Current floor (min rating allowed)
1170.7
Current highest rating achieved
1670.7
Current K-factor
28
Games played this month
5
Score (S)
2.5
Expected score (We)
1.15
Difference (S-We)
1.35
Current Raw change (no limits, including tournament time weight)
31.4
Current min/max change allowed (with limits)
±84.8
Current Raw change used (final)
31.4
Projected new Raw rating
1702.1
Projected new Weighed rating
1495.9
Projected new Weighted performance
1688.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1702.1
Projected effective change (new Official - current Official)
+31.4
Projected new highest rating
1702.1
Projected new floor
1202.1
Projected new K-facor
28
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1674.6
Curent Weighted rating
1453.6
Curent Weighted performance
1663.6
Current official/published rating (highest between Raw, WR and WP)
1674.6
Current floor (min rating allowed)
1174.6
Current highest rating achieved
1674.6
Current K-factor
28
Games played this month
5
Score (S)
2.5
Expected score (We)
1.08
Difference (S-We)
1.42
Current Raw change (no limits, including tournament time weight)
39.8
Current min/max change allowed (with limits)
±84.3
Current Raw change used (final)
39.8
Projected new Raw rating
1714.4
Projected new Weighed rating
1481.2
Projected new Weighted performance
1663.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1714.4
Projected effective change (new Official - current Official)
+39.8
Projected new highest rating
1714.4
Projected new floor
1214.4
Projected new K-facor
28
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1480.2
Curent Weighted rating
1331.8
Curent Weighted performance
1464.1
Current official/published rating (highest between Raw, WR and WP)
1480.2
Current floor (min rating allowed)
980.2
Current highest rating achieved
1480.2
Current K-factor
32
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±111.2
Current Raw change used (final)
0.0
Projected new Raw rating
1480.2
Projected new Weighed rating
1347.3
Projected new Weighted performance
1464.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1480.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1480.2
Projected new floor
980.2
Projected new K-facor
32
Raw rating
=Current rating,
Weighted rating (WR)
Weighted average of current/new Raw rating + last 23 published Raw ratings),
Weighted performance (WP)
=Weighted average of last 5 tournaments
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
980.2
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
Score (S)
0.0
Expected score (We)
0.00
Difference (S-We)
0.00
Current Raw change (no limits, including tournament time weight)
0.0
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1200.0
Projected new floor
980.2
Projected new K-facor
36
Tournaments
History
Tournament:
JMC Helpmekaar Kollege Tournament 2024 (A)
Start:
2024/05/04
End:
2024/05/04
Host:
GJM
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
2.5
Main rating:
1670.7
Rating gain/loss:
31.4
Type rating:
1674.6
Rating gain/loss:
39.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
13
JMC Helpmekaar Kollege Tournament 2024 (A)
2024/05/04
2024/05/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1670.7
1674.6
Analysis
12
2024 Milos Ristic Open Chess Tournament (A)
2024/04/27
2024/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1599.6
1559.5
Analysis
11
JCC King David Linksfield Rapid 2024 (A)
2024/04/21
2024/04/21
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
4.0
1599.6
1479.2
Analysis
10
First Knight Riders Junior Open 2024 (A+B)
2024/04/20
2024/04/20
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.5
1599.6
1559.5
Analysis
9
Ekurhuleni Open 2024 (A)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1599.6
1559.5
Analysis
8
CPH St Andrew's Rapid 2024 (A)
2024/03/30
2024/03/30
Ekurhuleni (GE)
Rapid
20
0.47
5
5
4.0
1608.2
1378.1
Analysis
7
1st Knights Open Tournament 2024 (B)
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1608.2
1595.1
Analysis
6
2024 Chris Greyling Open Chess Tournament (B)
2024/03/16
2024/03/16
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
1608.2
1595.1
Analysis
5
Ekurhuleni North Chess Club Open Tournament 2024 (C)
2024/03/02
2024/03/02
Ehlanzeni (MEN)
Rapid
30
0.60
7
7
6.0
1608.2
1378.1
Analysis
4
Chess Power House 1st Rapid 2024 (A)
2024/02/24
2024/02/24
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
4.5
1611.9
1346.8
Analysis
3
2024 Blou Bul Open Chess Tournament (B)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1611.9
1602.1
Analysis
2
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.5
1505.0
1500.6
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1505.0
1500.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
25
JMC Helpmekaar Kollege Tournament 2024 (A)
2024/05/04
2024/05/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
2.5
1670.7
1674.6
Analysis
24
2024 Milos Ristic Open Chess Tournament (A)
2024/04/27
2024/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1599.6
1559.5
Analysis
23
JCC King David Linksfield Rapid 2024 (A)
2024/04/21
2024/04/21
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
4.0
1599.6
1479.2
Analysis
22
First Knight Riders Junior Open 2024 (A+B)
2024/04/20
2024/04/20
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.5
1599.6
1559.5
Analysis
21
Ekurhuleni Open 2024 (A)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1599.6
1559.5
Analysis
20
CPH St Andrew's Rapid 2024 (A)
2024/03/30
2024/03/30
Ekurhuleni (GE)
Rapid
20
0.47
5
5
4.0
1608.2
1378.1
Analysis
19
1st Knights Open Tournament 2024 (B)
2024/03/23
2024/03/23
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1608.2
1595.1
Analysis
18
2024 Chris Greyling Open Chess Tournament (B)
2024/03/16
2024/03/16
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
1608.2
1595.1
Analysis
17
Ekurhuleni North Chess Club Open Tournament 2024 (C)
2024/03/02
2024/03/02
Ehlanzeni (MEN)
Rapid
30
0.60
7
7
6.0
1608.2
1378.1
Analysis
16
Chess Power House 1st Rapid 2024 (A)
2024/02/24
2024/02/24
Johannesburg Metro (GJM)
Rapid
20
0.47
5
5
4.5
1611.9
1346.8
Analysis
15
2024 Blou Bul Open Chess Tournament (B)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1611.9
1602.1
Analysis
14
JMC Kick Off Tournament 2024 (C)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.5
1505.0
1500.6
Analysis
13
2024 Gauteng Inter-Region Chess Championship (U14A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1505.0
1500.6
Analysis
12
Africawide Chess Championship 2023 (Open)
2023/11/03
2023/11/05
Johannesburg Metro (GJM)
Standard
90
0.94
7
7
3.0
1521.8
1520.4
Analysis
11
2023 Tuks Open Chess Tournament (C)
2023/10/07
2023/10/07
Tshwane (GTP)
Standard
60
0.83
5
4
4.0
1500.0
1454.1
Analysis
10
Ekurhuleni Chess Spring Tournament 2023 (C)
2023/09/23
2023/09/23
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1506.9
1447.4
Analysis
9
Chess Power House 2023 (B)
2023/08/19
2023/08/19
Johannesburg Metro (GJM)
Standard
90
0.94
5
5
3.5
1483.7
1408.7
Analysis
8
JMC Trinity Little Falls 2023 (C)
2023/07/02
2023/07/02
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1484.2
1392.5
Analysis
7
Boksburg Chess Club Rapid 2023
2023/06/20
2023/06/20
Ekurhuleni (GE)
Rapid
30
0.60
5
5
4.0
1284.4
1200.0
Analysis
6
Ekurhuleni Chess Trial 3 2023 (U14)
2023/06/17
2023/06/17
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1284.4
1291.9
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
67
43
10
14
48.0
71.6
184.0
1494.1
1678.0
White
33
19
6
8
22.0
66.7
141.7
1512.8
1654.5
Black
34
24
4
6
26.0
76.5
225.0
1475.9
1700.9
Standard
All
45
25
9
11
29.5
65.6
132.2
1537.8
1670.0
White
23
11
6
6
14.0
60.9
92.4
1550.2
1642.6
Black
22
14
3
5
15.5
70.5
173.9
1524.8
1698.7
Rapid
All
22
18
1
3
18.5
84.1
289.8
1404.7
1694.5
White
10
8
0
2
8.0
80.0
255.0
1426.9
1681.9
Black
12
10
1
1
10.5
87.5
318.8
1386.3
1705.1
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
127
81
15
31
88.5
69.7
167.3
1428.8
1596.1
White
64
41
8
15
45.0
70.3
172.7
1442.5
1615.1
Black
63
40
7
16
43.5
69.0
161.9
1414.9
1576.8
Standard
All
95
54
14
27
61.0
64.2
120.8
1442.9
1563.7
White
50
29
8
13
33.0
66.0
136.0
1453.3
1589.3
Black
45
25
6
14
28.0
62.2
103.9
1431.3
1535.2
Rapid
All
32
27
1
4
27.5
85.9
305.5
1387.0
1692.4
White
14
12
0
2
12.0
85.7
303.6
1403.8
1707.4
Black
18
15
1
2
15.5
86.1
306.9
1373.8
1680.8
Blitz
All
0
0
0
0
0.0
0.0
0.0
0.0
0.0
White
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Black
0
0
0
0
0.0
0.0
0.0
0.0
0.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
106066143
Waring, G (Gabriel)
3
2.5
2
1
0
83.3
1494.5
283.3
1777.9
View list
2
1110109195
Tema, O (Ofana)
3
1.0
1
0
2
33.3
1362.3
-141.7
1220.6
View list
3
211085191
Naidoo, K (Kajol)
3
0.0
0
0
3
0.0
1542.1
-425.0
1117.1
View list
4
1090116569
Gemmell, Z (Zac)
2
2.0
2
0
0
100.0
1448.2
425.0
1873.2
View list
5
1100147251
Redelinghuys, J (Julian)
2
2.0
2
0
0
100.0
1281.6
425.0
1706.6
View list
6
1140135557
Thorulsley, K (Kairaav)
2
2.0
2
0
0
100.0
1560.7
425.0
1985.7
View list
7
109080845
Tsai, R (Ray)
2
2.0
2
0
0
100.0
1547.8
425.0
1972.8
View list
8
1100141972
Mallach, M (Matthew)
2
1.5
1
1
0
75.0
1610.1
212.5
1822.6
View list
9
1130140205
Wessels, T (Theodore)
2
1.5
1
1
0
75.0
1541.9
212.5
1754.4
View list
10
1100143696
Songo, D (Divine)
2
1.0
1
0
1
50.0
1610.1
0.0
1610.1
View list
11
1110138263
Ryan, D (Declan)
2
1.0
0
2
0
50.0
1546.2
0.0
1546.2
View list
12
210088032
De Vasconcelos, T (Tiaana)
1
1.0
1
0
0
100.0
1506.9
425.0
1931.9
View list
13
1070143725
De Swardt, S (Stephan)
1
1.0
1
0
0
100.0
1608.2
425.0
2033.2
View list
14
1110140213
De Jager, G (Gideon)
1
1.0
1
0
0
100.0
1505.0
425.0
1930.0
View list
15
177005028
Cloete, WF (Willem)
1
1.0
1
0
0
100.0
1611.9
425.0
2036.9
View list
16
2110152990
Cilliers, M (Mine)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
105052031
Du Toit, GJ (Gerhardus (Eghardt))
1
1.0
1
0
0
100.0
1599.6
425.0
2024.6
View list
18
1070153444
Ballim, S (Salif)
1
1.0
1
0
0
100.0
1313.7
425.0
1738.7
View list
19
1100146706
Baijang, T (Tiego)
1
1.0
1
0
0
100.0
1284.4
425.0
1709.4
View list
20
1090130895
Arokiam, E (Ethan)
1
1.0
1
0
0
100.0
1611.9
425.0
2036.9
View list