Chess South Africa
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Chess South Africa
Ziegenhagen, V (Vian Luke)
Dob:
2008/10/06 (U18)
Gender:
Male
Chess SA id:
108064849
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/01/14 (111 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
1522.8
Curent Weighted rating
1504.8
Curent Weighted performance
1360.6
Current official/published rating (highest between Raw, WR and WP)
1522.8
Current floor (min rating allowed)
1032.1
Current highest rating achieved
1532.1
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)
±104.7
Current Raw change used (final)
0.0
Projected new Raw rating
1522.8
Projected new Weighed rating
1508.6
Projected new Weighted performance
1360.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1522.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1532.1
Projected new floor
1032.1
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
1515.6
Curent Weighted rating
1498.5
Curent Weighted performance
1378.3
Current official/published rating (highest between Raw, WR and WP)
1515.6
Current floor (min rating allowed)
1023.2
Current highest rating achieved
1523.2
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)
±105.8
Current Raw change used (final)
0.0
Projected new Raw rating
1515.6
Projected new Weighed rating
1501.8
Projected new Weighted performance
1378.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1515.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1523.2
Projected new floor
1023.2
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
1178.7
Curent Weighted rating
1128.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1178.7
Current floor (min rating allowed)
678.7
Current highest rating achieved
1178.7
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)
±170.9
Current Raw change used (final)
0.0
Projected new Raw rating
1178.7
Projected new Weighed rating
1133.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1178.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1178.7
Projected new floor
678.7
Projected new K-facor
40
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
1140.3
Curent Weighted rating
1124.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1140.3
Current floor (min rating allowed)
678.7
Current highest rating achieved
1140.3
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)
±180.5
Current Raw change used (final)
0.0
Projected new Raw rating
1140.3
Projected new Weighed rating
1126.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1140.3
Projected new floor
678.7
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
1
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1524.3
1516.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
51
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1524.3
1516.2
Analysis
50
JMC Closed Aug 2023 (U16)
2023/08/04
2023/08/06
Johannesburg Metro (GJM)
Standard
90
0.94
6
6
3.5
1531.5
1523.2
Analysis
49
JMC - The Higher Ground Restaurant 2nd Blitz Event 2023
2023/07/30
2023/07/30
Johannesburg Metro (GJM)
Blitz
8
0.25
7
6
3.5
1532.1
1089.4
Analysis
48
2023 South African Junior Closed Chess Championships (U16 Open)
2023/03/31
2023/04/04
Chess South Africa (CSA)
Standard
120
1.00
9
9
4.0
1520.9
1510.7
Analysis
47
JNW Open - Crawford 2023 (B)
2023/03/04
2023/03/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1444.6
1436.5
Analysis
46
2023 Tshwane Chess Open Registration Tournament (B1)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1412.3
1408.7
Analysis
45
2022 South African Junior Wild Card Chess Championships (U16 Open)
2022/12/09
2022/12/12
4 Knights (4K)
Standard
120
1.00
7
7
5.5
1299.7
1310.8
Analysis
44
2022 South African Junior Team Chess Championships (U16 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1299.7
1310.8
Analysis
43
World Youth Chess Championships 2022
2022/09/06
2022/09/16
Romania (ROU)
Standard
120
1.00
11
11
3.0
1402.4
1418.6
Analysis
42
JMC 2nd Trials 2022 (A)
2022/08/27
2022/08/27
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
0.0
1456.1
1490.3
Analysis
41
Chessheroes Bowls Club Zoo Lake Challenge 2022
2022/07/02
2022/07/02
Johannesburg Metro (GJM)
Blitz
9
0.27
7
7
4.0
1460.3
1027.4
Analysis
40
World Youth Blitz Championships 2022
2022/05/03
2022/05/03
FIDE (FID)
Blitz
7
0.23
9
9
4.0
1509.7
883.4
Analysis
39
World Cadets Rapid Championships 2022
2022/05/01
2022/05/02
FIDE (FID)
Rapid
15
0.39
9
9
3.5
1509.7
1043.4
Analysis
38
South African Junior Closed Chess Championships 2022 (U14 Open)
2022/03/28
2022/04/02
Chess South Africa (CSA)
Standard
120
1.00
11
11
6.5
1445.1
1416.1
Analysis
37
2022 Gauteng Interregion (U14 Open)
2022/02/26
2022/02/26
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1446.2
1411.6
Analysis
36
JMC Bryanston 2021 (A)
2021/11/06
2021/11/06
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
0.0
1490.8
1458.6
Analysis
35
JMC Everest 2021 (B)
2021/10/30
2021/10/30
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
5.0
1454.9
1411.2
Analysis
34
JMC Helpmekaar 2021 (U14)
2021/09/06
2021/09/06
Johannesburg Metro (GJM)
Rapid
30
0.60
5
5
4.0
1430.7
985.8
Analysis
33
JNW Club - Trinityhouse Little Falls Open 2020 (B)
2020/03/14
2020/03/14
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
3.0
1430.4
1406.7
Analysis
32
2020 Waterkloof Open (B)
2020/02/29
2020/03/01
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1430.4
1406.7
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1423.0
1508.0
White
2
1
0
1
1.0
50.0
0.0
1446.2
1446.2
Black
3
2
0
1
2.0
66.7
141.7
1407.6
1549.2
Standard
All
5
3
0
2
3.0
60.0
85.0
1423.0
1508.0
White
2
1
0
1
1.0
50.0
0.0
1446.2
1446.2
Black
3
2
0
1
2.0
66.7
141.7
1407.6
1549.2
Rapid
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
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
308
148
42
118
169.0
54.9
41.4
1280.8
1322.2
White
161
77
27
57
90.5
56.2
52.8
1282.2
1335.0
Black
147
71
15
61
78.5
53.4
28.9
1279.2
1308.1
Standard
All
266
129
36
101
147.0
55.3
44.7
1262.0
1306.7
White
140
69
23
48
80.5
57.5
63.7
1266.6
1330.4
Black
126
60
13
53
66.5
52.8
23.6
1256.8
1280.4
Rapid
All
20
10
1
9
10.5
52.5
21.3
1395.0
1416.3
White
10
4
1
5
4.5
45.0
-42.5
1438.8
1396.3
Black
10
6
0
4
6.0
60.0
85.0
1351.3
1436.3
Blitz
All
22
9
5
8
11.5
52.3
19.3
1404.3
1423.7
White
11
4
3
4
5.5
50.0
0.0
1338.3
1338.3
Black
11
5
2
4
6.0
54.5
38.6
1470.3
1509.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
108076196
Potgieter, E (Edward)
6
1.5
1
1
4
25.0
1355.7
-212.5
1143.2
View list
2
209092675
Ramlall, S (Sanjana)
5
2.5
2
1
2
50.0
1370.9
0.0
1370.9
View list
3
108064021
Coetsee, D (Dewald)
4
2.0
2
0
2
50.0
1348.2
0.0
1348.2
View list
4
109076140
Jones, E (Edward)
4
2.0
2
0
2
50.0
1290.6
0.0
1290.6
View list
5
1080103221
Nwedo, K (Khodani)
4
1.0
1
0
3
25.0
1463.3
-212.5
1250.8
View list
6
108073207
Horn, E (Evan)
3
3.0
3
0
0
100.0
1378.6
425.0
1803.6
View list
7
109092824
Labuschagne, I (Ivan)
3
3.0
3
0
0
100.0
1411.3
425.0
1836.3
View list
8
109086017
Roetz, K (Kyle)
3
3.0
3
0
0
100.0
1291.2
425.0
1716.2
View list
9
108073208
Steyn, T (Tjaart)
3
2.5
2
1
0
83.3
1292.2
283.3
1575.5
View list
10
Samorukov Egor
3
2.5
0
0
0
83.3
1473.9
283.3
1757.3
View list
11
208073206
Fauconier, A (Amber)
3
2.0
2
0
1
66.7
1428.4
141.7
1570.1
View list
12
108068293
Daniel, I (Isaiah)
3
1.5
1
1
1
50.0
1306.7
0.0
1306.7
View list
13
107069948
Jones, W (William)
3
1.0
1
0
2
33.3
1200.1
-141.7
1058.5
View list
14
1100103439
Mungal, E (Ethan)
3
1.0
1
0
2
33.3
1449.3
-141.7
1307.7
View list
15
109086362
Yang, A (Alex)
3
0.5
0
1
2
16.7
1329.1
-283.3
1045.8
View list
16
109069449
Boheim, E (Eugene)
2
2.0
2
0
0
100.0
1120.5
425.0
1545.5
View list
17
108087160
Gibbens, JG (Johannes)
2
2.0
2
0
0
100.0
1192.8
425.0
1617.8
View list
18
108079040
Gruenenfelder, S (Stiaan)
2
2.0
2
0
0
100.0
1483.6
425.0
1908.6
View list
19
203014307
Jonker, K (Keola)
2
2.0
2
0
0
100.0
1353.6
425.0
1778.6
View list
20
108095081
Ndhlovu, A (Aphiwe)
2
2.0
2
0
0
100.0
1391.0
425.0
1816.0
View list