Chess South Africa
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Chess South Africa
Du Raan, C (Cobus)
Dob:
2010/09/16 (U16)
Gender:
Male
Chess SA id:
1100109825
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/02/03 (92 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
1288.1
Curent Weighted rating
1280.9
Curent Weighted performance
1150.7
Current official/published rating (highest between Raw, WR and WP)
1288.1
Current floor (min rating allowed)
799.2
Current highest rating achieved
1299.2
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)
±146.3
Current Raw change used (final)
0.0
Projected new Raw rating
1288.1
Projected new Weighed rating
1281.5
Projected new Weighted performance
1150.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1288.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1299.2
Projected new floor
799.2
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
1283.1
Curent Weighted rating
1276.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1283.1
Current floor (min rating allowed)
799.3
Current highest rating achieved
1299.3
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)
±147.3
Current Raw change used (final)
0.0
Projected new Raw rating
1283.1
Projected new Weighed rating
1277.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1283.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1299.3
Projected new floor
799.3
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
1270.2
Curent Weighted rating
1262.3
Curent Weighted performance
1086.7
Current official/published rating (highest between Raw, WR and WP)
1270.2
Current floor (min rating allowed)
770.2
Current highest rating achieved
1270.2
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)
±150.0
Current Raw change used (final)
0.0
Projected new Raw rating
1270.2
Projected new Weighed rating
1263.4
Projected new Weighted performance
1086.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1270.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1270.2
Projected new floor
770.2
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
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)
770.2
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
770.2
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
North District School Trials 2024 (U15 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.0
1279.7
1270.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
13
North District School Trials 2024 (U15 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
3.0
1279.7
1270.9
Analysis
12
CT Metro District North Top Schools Chess 2023 (U13 Mixed)
2023/07/29
2023/07/29
Cape Town (WCT)
Rapid
30
0.60
5
5
3.0
1278.2
1266.2
Analysis
11
GPCA Rapid 2023 (U14)
2023/06/24
2023/06/24
Cape Town (WCT)
Rapid
25
0.54
7
7
4.0
1266.7
1236.0
Analysis
10
Laerskool Welgemoed Rapid 2023 (U14)
2023/02/11
2023/02/11
Cape Town (WCT)
Rapid
25
0.54
6
6
3.0
1283.6
1245.4
Analysis
9
Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Boys)
2023/02/03
2023/03/04
Cape Town (WCT)
Standard
60
0.83
6
5
2.0
1288.5
1299.3
Analysis
8
North District School Trials 2023 (U13 Boys)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
5
3.0
1283.6
1289.2
Analysis
7
District North 2022 (U13)
2022/03/05
2022/03/05
Cape Town (WCT)
Rapid
30
0.60
6
6
3.0
1298.3
1259.4
Analysis
6
Laerskool Welgemoed 12th Annual Chess Challenge 2022 (U14)
2022/02/19
2022/02/19
Cape Town (WCT)
Rapid
30
0.60
5
5
3.0
1292.5
1256.2
Analysis
5
2020 Welgemoed Chess Challenge (U12)
2020/02/29
2020/02/29
Cape Town (WCT)
Rapid
30
0.60
5
5
3.0
1299.2
1254.8
Analysis
4
3rd ACL Chess Festival 2019 (U10)
2019/09/05
2019/09/05
Cape Town (WCT)
Rapid
25
0.54
6
6
3.5
1229.8
1239.0
Analysis
3
Western Cape Top Schools 2019 (U9 Mix)
2019/08/31
2019/09/01
Cape Winelands (WCW)
Standard
60
0.83
5
4
4.0
1229.8
1200.0
Analysis
2
2019 Western Province Open (Junior)
2019/05/25
2019/05/25
Cape Town (WCT)
Rapid
30
0.60
5
5
3.5
1210.1
1201.6
Analysis
1
Welgemoed Chess Challenge 2019 (U10)
2019/02/23
2019/02/23
Cape Town (WCT)
Rapid
30
0.60
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1247.6
1332.6
White
3
3
0
0
3.0
100.0
425.0
1199.0
1624.0
Black
2
0
0
2
0.0
0.0
-425.0
1320.5
895.5
Standard
All
5
3
0
2
3.0
60.0
85.0
1247.6
1332.6
White
3
3
0
0
3.0
100.0
425.0
1199.0
1624.0
Black
2
0
0
2
0.0
0.0
-425.0
1320.5
895.5
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
69
40
2
27
41.0
59.4
80.1
1227.6
1307.7
White
36
19
2
15
20.0
55.6
47.2
1218.4
1265.6
Black
33
21
0
12
21.0
63.6
115.9
1237.7
1353.6
Standard
All
19
12
0
7
12.0
63.2
111.8
1256.0
1367.8
White
11
7
0
4
7.0
63.6
115.9
1240.6
1356.5
Black
8
5
0
3
5.0
62.5
106.3
1277.0
1383.3
Rapid
All
50
28
2
20
29.0
58.0
68.0
1216.8
1284.8
White
25
12
2
11
13.0
52.0
17.0
1208.6
1225.6
Black
25
16
0
9
16.0
64.0
119.0
1225.1
1344.1
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1100147741
Oosthuizen, H (Henre)
2
1.0
1
0
1
50.0
1275.2
0.0
1275.2
View list
2
1110104004
Shapiro, M (Matthew)
2
0.0
0
0
2
0.0
1248.3
-425.0
823.3
View list
3
109092070
Wilson, J (James)
2
0.0
0
0
2
0.0
1286.1
-425.0
861.1
View list
4
1110138584
Arendse, C (Cullen)
1
1.0
1
0
0
100.0
1283.6
425.0
1708.6
View list
5
2100132096
Afrika, T (Tatum)
1
1.0
1
0
0
100.0
1299.2
425.0
1724.2
View list
6
1090109854
Barnes, L (Lilah)
1
1.0
1
0
0
100.0
1299.2
425.0
1724.2
View list
7
1100108075
Bruiners, C (Caleb)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1100108156
Bezuidenhout, W (Wian)
1
1.0
1
0
0
100.0
1229.8
425.0
1654.8
View list
9
1100152909
Bester, J (Jean Jacques)
1
1.0
1
0
0
100.0
1266.7
425.0
1691.7
View list
10
1100119275
Dundee, J (Jonathan)
1
1.0
1
0
0
100.0
1229.8
425.0
1654.8
View list
11
1100118928
Donkerman, R (Reed)
1
1.0
1
0
0
100.0
1229.8
425.0
1654.8
View list
12
1120157894
Dhodo, L (Lael)
1
1.0
1
0
0
100.0
1278.2
425.0
1703.2
View list
13
1100150419
De Freitas, T (Tyler)
1
1.0
1
0
0
100.0
1278.2
425.0
1703.2
View list
14
1100193668
De Beer, A (Arno)
1
1.0
1
0
0
100.0
1279.7
425.0
1704.7
View list
15
1100110517
Cloete, R (Roger)
1
1.0
1
0
0
100.0
1229.8
425.0
1654.8
View list
16
1110147020
Claassen, U (Uthan)
1
1.0
1
0
0
100.0
1266.7
425.0
1691.7
View list
17
1100103428
Fourie, O (Ockert)
1
1.0
1
0
0
100.0
1229.8
425.0
1654.8
View list
18
1100148263
Gamaldien, I (Imaad)
1
1.0
1
0
0
100.0
1288.5
425.0
1713.5
View list
19
1120114044
Gani, R (Raza)
1
1.0
1
0
0
100.0
1210.1
425.0
1635.1
View list
20
1090108609
Heyes, O (Oliver)
1
1.0
1
0
0
100.0
1299.2
425.0
1724.2
View list