Chess South Africa
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Chess South Africa
Labuschagne, I (Ivan)
Dob:
2009/01/06 (U16)
Gender:
Male
Chess SA id:
109092824
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/04/06 (26 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
1473.0
Curent Weighted rating
1486.2
Curent Weighted performance
1436.7
Current official/published rating (highest between Raw, WR and WP)
1486.2
Current floor (min rating allowed)
1091.1
Current highest rating achieved
1591.1
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)
±112.4
Current Raw change used (final)
0.0
Projected new Raw rating
1473.0
Projected new Weighed rating
1483.5
Projected new Weighted performance
1436.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1483.5
Projected effective change (new Official - current Official)
-2.7
Projected new highest rating
1591.1
Projected new floor
1091.1
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
1453.3
Curent Weighted rating
1479.9
Curent Weighted performance
1391.5
Current official/published rating (highest between Raw, WR and WP)
1479.9
Current floor (min rating allowed)
1099.5
Current highest rating achieved
1599.5
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)
±115.6
Current Raw change used (final)
0.0
Projected new Raw rating
1453.3
Projected new Weighed rating
1475.9
Projected new Weighted performance
1391.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1475.9
Projected effective change (new Official - current Official)
-4.0
Projected new highest rating
1599.5
Projected new floor
1099.5
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
1348.6
Curent Weighted rating
1279.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1348.6
Current floor (min rating allowed)
848.6
Current highest rating achieved
1348.6
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)
±134.2
Current Raw change used (final)
0.0
Projected new Raw rating
1348.6
Projected new Weighed rating
1285.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1348.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1348.6
Projected new floor
848.6
Projected new K-facor
36
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
1157.2
Curent Weighted rating
1157.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1157.2
Current floor (min rating allowed)
848.6
Current highest rating achieved
1157.2
Current K-factor
40
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)
±176.2
Current Raw change used (final)
0.0
Projected new Raw rating
1157.2
Projected new Weighed rating
1157.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1157.2
Projected effective change (new Official - current Official)
-0.0
Projected new highest rating
1157.2
Projected new floor
848.6
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Ekurhuleni Open 2024 (A)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1471.9
1447.9
Analysis
2
Kempton Park Cluster Individuals 2024 (U15 Boys)
2024/03/02
2024/03/02
Ekurhuleni (GE)
Rapid
30
0.60
6
5
5.0
1451.7
1276.2
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
1.0
1490.5
1487.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
66
Ekurhuleni Open 2024 (A)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1471.9
1447.9
Analysis
65
Kempton Park Cluster Individuals 2024 (U15 Boys)
2024/03/02
2024/03/02
Ekurhuleni (GE)
Rapid
30
0.60
6
5
5.0
1451.7
1276.2
Analysis
64
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
1.0
1490.5
1487.3
Analysis
63
2023 Gauteng Top Schools (U15 Mixed)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1440.6
1415.8
Analysis
62
ANIME @ Play Chess 2023 (A)
2023/08/12
2023/08/12
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1440.6
1415.8
Analysis
61
Gauteng Schools Individual Finals 2023 (U15 Boys)
2023/05/27
2023/05/27
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.5
1421.4
1419.3
Analysis
60
Gauteng Open Arnold Classic 2023 (Open)
2023/05/20
2023/05/21
Tshwane (GTP)
Standard
90
0.94
5
3
0.0
1421.4
1419.3
Analysis
59
Gauteng Open Arnold Classic 2023 (U16)
2023/05/19
2023/05/19
Tshwane (GTP)
Rapid
30
0.60
5
5
4.0
1421.4
1232.6
Analysis
58
Ekurhuleni North Schools Individual Finals 2023 (U15 Boys)
2023/05/13
2023/05/13
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1421.4
1419.3
Analysis
57
Ekurhuleni Trials 2 2023 (U16)
2023/04/22
2023/04/22
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1510.1
1511.8
Analysis
56
Alberton Chess Club Tournament 1 2023 (A)
2023/04/15
2023/04/15
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1510.1
1511.8
Analysis
55
2023 South African Junior Closed Chess Championships (U14 Open)
2023/03/31
2023/04/04
Chess South Africa (CSA)
Standard
120
1.00
9
9
2.0
1510.1
1511.8
Analysis
54
Ekhuruleni Chess Trials 1 2023 (U16)
2023/03/25
2023/03/25
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1580.7
1599.5
Analysis
53
2022 South African Junior Team Chess Championships (U14 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
5.5
1545.2
1576.1
Analysis
52
CPH Chess Clubs Challenge 2022 (B)
2022/11/12
2022/11/12
Johannesburg Metro (GJM)
Rapid
20
0.47
6
5
2.0
1576.6
1262.8
Analysis
51
ACB Tournament 2022 (A)
2022/10/07
2022/10/08
Ekurhuleni (GE)
Standard
90
0.94
5
5
3.0
1578.4
1578.3
Analysis
50
Ekurhuleni Chess Springs Club Open 2022 (A)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1591.1
1592.4
Analysis
49
2022 Gauteng Schools Team Championships (U13 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1549.8
1544.5
Analysis
48
Ekurhuleni-North Schools Teams 2022 (U13)
2022/08/06
2022/08/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1549.8
1544.5
Analysis
47
Alberton Chess Club Open 2022 (B)
2022/07/16
2022/07/16
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1527.8
1520.9
Analysis
1
2
3
4
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
15
8
0
7
8.0
53.3
28.3
1433.6
1461.9
White
8
5
0
3
5.0
62.5
106.3
1385.5
1491.7
Black
7
3
0
4
3.0
42.9
-60.7
1488.6
1427.8
Standard
All
10
3
0
7
3.0
30.0
-170.0
1545.5
1375.5
White
5
2
0
3
2.0
40.0
-85.0
1504.8
1419.8
Black
5
1
0
4
1.0
20.0
-255.0
1586.1
1331.1
Rapid
All
5
5
0
0
5.0
100.0
425.0
1209.7
1634.7
White
3
3
0
0
3.0
100.0
425.0
1186.5
1611.5
Black
2
2
0
0
2.0
100.0
425.0
1244.7
1669.7
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
348
206
19
123
215.5
61.9
101.4
1261.7
1363.1
White
173
112
9
52
116.5
67.3
147.4
1249.5
1396.9
Black
175
94
10
71
99.0
56.6
55.9
1273.8
1329.7
Standard
All
321
186
19
116
195.5
60.9
92.7
1261.2
1353.9
White
159
102
9
48
106.5
67.0
144.3
1248.1
1392.4
Black
162
84
10
68
89.0
54.9
42.0
1274.0
1316.0
Rapid
All
20
16
0
4
16.0
80.0
255.0
1290.8
1545.8
White
10
7
0
3
7.0
70.0
170.0
1319.8
1489.8
Black
10
9
0
1
9.0
90.0
340.0
1261.8
1601.8
Blitz
All
7
4
0
3
4.0
57.1
60.7
1204.8
1265.6
White
4
3
0
1
3.0
75.0
212.5
1131.0
1343.5
Black
3
1
0
2
1.0
33.3
-141.7
1303.3
1161.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109089375
Viljoen, H (Henning)
7
4.5
4
1
2
64.3
1363.6
121.4
1485.0
View list
2
109084256
Hattingh, T (Tiaan)
5
5.0
5
0
0
100.0
1414.4
425.0
1839.4
View list
3
1090101493
Van Heerden, L (Llewellyn)
5
5.0
5
0
0
100.0
1311.6
425.0
1736.6
View list
4
109081022
Cass, M (Matthew)
5
3.0
3
0
2
60.0
1207.6
85.0
1292.6
View list
5
1100098192
Nash, O (Owen)
4
4.0
4
0
0
100.0
1140.5
425.0
1565.5
View list
6
1090135387
Del Grosso, G (Gianluca Gabriele)
4
3.5
3
1
0
87.5
1460.1
318.8
1778.9
View list
7
2090135221
Monteiro Correia, M (Maya)
4
3.5
3
1
0
87.5
1502.7
318.8
1821.4
View list
8
109083783
Kushar, T (Tristan)
4
1.0
0
2
2
25.0
1259.5
-212.5
1047.0
View list
9
109059744
Voigt, D (Daniel)
4
0.0
0
0
4
0.0
1202.4
-425.0
777.4
View list
10
108095757
Visagie, M (Mondre)
3
3.0
3
0
0
100.0
1288.8
425.0
1713.8
View list
11
1090118184
Pieterse, EG (Erik Georg)
3
2.5
2
1
0
83.3
1464.8
283.3
1748.1
View list
12
108072345
De Swardt, C (Chrizander)
3
2.0
2
0
1
66.7
1368.5
141.7
1510.2
View list
13
1090103920
Reyneke, L (Luke)
3
2.0
2
0
1
66.7
1209.9
141.7
1351.5
View list
14
1110097360
Pillay, Z (Zac)
3
1.5
1
1
1
50.0
1223.2
0.0
1223.2
View list
15
210088032
De Vasconcelos, T (Tiaana)
3
1.0
1
0
2
33.3
1160.6
-141.7
1018.9
View list
16
109076140
Jones, E (Edward)
3
0.0
0
0
3
0.0
1334.4
-425.0
909.4
View list
17
209092675
Ramlall, S (Sanjana)
3
0.0
0
0
3
0.0
1227.9
-425.0
802.9
View list
18
109069454
Sathish, A (Abinavah)
3
0.0
0
0
3
0.0
1460.4
-425.0
1035.4
View list
19
108064849
Ziegenhagen, V (Vian Luke)
3
0.0
0
0
3
0.0
1372.8
-425.0
947.8
View list
20
108088040
Black, C (Connor)
2
2.0
2
0
0
100.0
1386.3
425.0
1811.3
View list