Chess South Africa
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Chess South Africa
Willis, C (Cronan)
Dob:
2009/08/19 (U16)
Gender:
Male
Chess SA id:
109078336
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/03/22 (41 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
1432.8
Curent Weighted rating
1451.1
Curent Weighted performance
1295.6
Current official/published rating (highest between Raw, WR and WP)
1451.1
Current floor (min rating allowed)
973.4
Current highest rating achieved
1473.4
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)
±119.0
Current Raw change used (final)
0.0
Projected new Raw rating
1432.8
Projected new Weighed rating
1450.2
Projected new Weighted performance
1295.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1450.2
Projected effective change (new Official - current Official)
-0.9
Projected new highest rating
1473.4
Projected new floor
973.4
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
1395.6
Curent Weighted rating
1418.0
Curent Weighted performance
1256.8
Current official/published rating (highest between Raw, WR and WP)
1418.0
Current floor (min rating allowed)
945.5
Current highest rating achieved
1445.5
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)
±125.5
Current Raw change used (final)
0.0
Projected new Raw rating
1395.6
Projected new Weighed rating
1417.3
Projected new Weighted performance
1256.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1417.3
Projected effective change (new Official - current Official)
-0.7
Projected new highest rating
1445.5
Projected new floor
945.5
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
1414.4
Curent Weighted rating
1407.5
Curent Weighted performance
1070.1
Current official/published rating (highest between Raw, WR and WP)
1414.4
Current floor (min rating allowed)
914.4
Current highest rating achieved
1414.4
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)
±122.2
Current Raw change used (final)
0.0
Projected new Raw rating
1414.4
Projected new Weighed rating
1408.1
Projected new Weighted performance
1070.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1414.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1414.4
Projected new floor
914.4
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
834.0
Curent Weighted rating
834.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
834.0
Current floor (min rating allowed)
914.4
Current highest rating achieved
834.0
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)
±279.3
Current Raw change used (final)
0.0
Projected new Raw rating
834.0
Projected new Weighed rating
834.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
834.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
834.0
Projected new floor
914.4
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
Western Cape HS Individuals Championship 2024 (U15 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
4
0.5
1473.4
1445.5
Analysis
2
Cape Winelands Schools - Prestige 2024 (U15 Boys)
2024/03/02
2024/03/02
Cape Winelands (WCW)
Standard
60
0.83
5
5
4.0
1473.4
1445.5
Analysis
1
Cape Winelands Schools - HS Trials 1 2024 (U15 Boys)
2024/02/17
2024/02/17
Cape Winelands (WCW)
Rapid
35
0.66
6
6
4.0
1469.4
1405.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
35
Western Cape HS Individuals Championship 2024 (U15 Boys)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
4
0.5
1473.4
1445.5
Analysis
34
Cape Winelands Schools - Prestige 2024 (U15 Boys)
2024/03/02
2024/03/02
Cape Winelands (WCW)
Standard
60
0.83
5
5
4.0
1473.4
1445.5
Analysis
33
Cape Winelands Schools - HS Trials 1 2024 (U15 Boys)
2024/02/17
2024/02/17
Cape Winelands (WCW)
Rapid
35
0.66
6
6
4.0
1469.4
1405.4
Analysis
32
Western Cape Top Schools 2023 (U18 Mixed)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
5
3.5
1445.2
1413.5
Analysis
31
Western Cape HS Individuals 2023 (U15 Boys)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1436.4
1395.1
Analysis
30
Cape Winelands Schools Prestige 2023 (U15 Boys)
2023/03/11
2023/03/11
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.5
1431.6
1385.4
Analysis
29
Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys)
2023/02/25
2023/02/25
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.5
1424.2
1368.5
Analysis
28
Western Cape Schools 2022 (U13 Boys)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
6
4.0
1397.5
1318.5
Analysis
27
Cape Winelands Schools 2022 (U13 Boys)
2022/03/12
2022/03/12
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1417.4
1327.1
Analysis
26
Central Winelands Schools Individual Trials 2022 (U13 Boys)
2022/02/19
2022/02/19
Cape Winelands (WCW)
Rapid
35
0.66
5
4
3.0
1409.6
1397.1
Analysis
25
Cape Winelands Schools Closed 2021 (U13 Boys)
2021/09/24
2021/09/24
Cape Winelands (WCW)
Rapid
30
0.60
5
5
3.0
1406.3
1408.6
Analysis
24
Cape Winelands Schools Trials 1 2020 (U11 Boys)
2020/02/08
2020/02/08
Cape Winelands (WCW)
Rapid
30
0.60
6
6
5.0
1364.5
1344.6
Analysis
23
Nelson Mandela Rapid 2020 (Primary School)
2020/02/01
2020/02/01
Cape Town (WCT)
Rapid
27
0.57
6
6
4.0
1364.5
1344.6
Analysis
22
Western Cape Top Schools 2019 (U11 Mix)
2019/08/31
2019/09/01
Cape Winelands (WCW)
Standard
60
0.83
5
5
2.5
1369.1
1327.8
Analysis
21
2019 Western Province League (D)
2019/07/27
2019/09/07
Cape Town (WCT)
Standard
120
1.00
11
1
0.5
1369.1
1327.8
Analysis
20
Cape Winelands Schools - Top Schools 2019 (U11 Mix)
2019/07/27
2019/07/27
Cape Winelands (WCW)
Rapid
30
0.60
5
4
4.0
1342.7
1292.0
Analysis
19
Western Cape Schools Individuals 2019 (U11 Boys)
2019/05/18
2019/05/19
Eden District (WEG)
Standard
60
0.83
6
6
3.5
1337.6
1323.1
Analysis
18
Cape Winelands Schools Closed 2019 (U11 Boys)
2019/03/16
2019/03/17
Cape Winelands (WCW)
Standard
60
0.83
7
7
6.0
1304.1
1303.7
Analysis
17
CW Schools Open 2019 (U11 Boys)
2019/02/02
2019/02/02
Cape Winelands (WCW)
Rapid
30
0.60
6
6
4.0
1315.1
1303.2
Analysis
16
South African Junior Team Championships 2018 (U10A)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1303.9
1287.9
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
15
8
1
6
8.5
56.7
56.7
1335.8
1392.5
White
7
4
1
2
4.5
64.3
121.4
1331.0
1452.4
Black
8
4
0
4
4.0
50.0
0.0
1340.0
1340.0
Standard
All
9
4
1
4
4.5
50.0
0.0
1324.1
1324.1
White
4
2
1
1
2.5
62.5
106.3
1282.8
1389.0
Black
5
2
0
3
2.0
40.0
-85.0
1357.2
1272.2
Rapid
All
6
4
0
2
4.0
66.7
141.7
1353.3
1495.0
White
3
2
0
1
2.0
66.7
141.7
1395.4
1537.0
Black
3
2
0
1
2.0
66.7
141.7
1311.3
1453.0
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
188
129
11
48
134.5
71.5
183.1
1182.7
1365.8
White
94
67
6
21
70.0
74.5
208.0
1166.6
1374.6
Black
94
62
5
27
64.5
68.6
158.2
1198.8
1357.0
Standard
All
115
74
9
32
78.5
68.3
155.2
1190.2
1345.4
White
55
40
5
10
42.5
77.3
231.8
1178.0
1409.9
Black
60
34
4
22
36.0
60.0
85.0
1201.3
1286.3
Rapid
All
73
55
2
16
56.0
76.7
227.1
1170.9
1397.9
White
39
27
1
11
27.5
70.5
174.4
1150.5
1324.9
Black
34
28
1
5
28.5
83.8
287.5
1194.3
1481.8
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
109087931
Michiel, RRJ (Raidan)
9
2.0
2
0
7
22.2
1282.3
-236.1
1046.2
View list
2
1100096729
Kruger, A (Aiden)
6
6.0
6
0
0
100.0
1195.8
425.0
1620.8
View list
3
108068738
Bester, C (Christoff)
5
4.5
4
1
0
90.0
1364.1
340.0
1704.1
View list
4
109078335
Samuels, R (Reagan)
4
3.0
3
0
1
75.0
1221.3
212.5
1433.8
View list
5
1100097431
Lielieveld, J (Jadrian)
4
0.0
0
0
4
0.0
1311.2
-425.0
886.2
View list
6
108087933
Du Toit, S (Schalk)
3
3.0
3
0
0
100.0
1333.5
425.0
1758.5
View list
7
109078327
Hanekom, L (Logan)
3
3.0
3
0
0
100.0
1103.3
425.0
1528.3
View list
8
1100118433
Van Rhyn, R (Remigio)
3
3.0
3
0
0
100.0
1384.9
425.0
1809.9
View list
9
109080788
Valentine, L (Luke)
3
1.0
1
0
2
33.3
1374.1
-141.7
1232.4
View list
10
1090108767
Potgieter, W (Werne)
3
0.0
0
0
3
0.0
1411.7
-425.0
986.7
View list
11
2080098086
Braaf, D (Dihego)
2
2.0
2
0
0
100.0
1342.7
425.0
1767.7
View list
12
108078354
De Vos, ES (Eustace Steyn)
2
2.0
2
0
0
100.0
1367.8
425.0
1792.8
View list
13
2090099594
Engelbrecht, J (Jane)
2
2.0
2
0
0
100.0
1342.7
425.0
1767.7
View list
14
109064023
Fouche, H (Heinrich)
2
2.0
2
0
0
100.0
1069.0
425.0
1494.0
View list
15
109082671
Goliath, Q (Quinn)
2
2.0
2
0
0
100.0
1311.8
425.0
1736.8
View list
16
1090112282
Kana, D (Deequin)
2
2.0
2
0
0
100.0
1391.0
425.0
1816.0
View list
17
110078333
Neethling, S (Sean)
2
2.0
2
0
0
100.0
1115.3
425.0
1540.3
View list
18
109075164
Nel, JB (Janko)
2
2.0
2
0
0
100.0
1265.1
425.0
1690.1
View list
19
108061379
Solomon, D (Daniel)
2
2.0
2
0
0
100.0
1343.2
425.0
1768.2
View list
20
1080108607
Coetzee, C (Conlinn)
2
1.5
1
1
0
75.0
1427.9
212.5
1640.4
View list