Chess South Africa
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Chess South Africa
Bowden, R (Ryan)
Dob:
2011/07/12 (U14)
Gender:
Male
Chess SA id:
1110131950
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/03/09 (65 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
1169.4
Curent Weighted rating
1141.4
Curent Weighted performance
1076.9
Current official/published rating (highest between Raw, WR and WP)
1169.4
Current floor (min rating allowed)
737.2
Current highest rating achieved
1237.2
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)
±173.2
Current Raw change used (final)
0.0
Projected new Raw rating
1169.4
Projected new Weighed rating
1143.8
Projected new Weighted performance
1076.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1169.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1237.2
Projected new floor
737.2
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
1130.5
Curent Weighted rating
1132.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1132.2
Current floor (min rating allowed)
742.4
Current highest rating achieved
1242.4
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)
±183.1
Current Raw change used (final)
0.0
Projected new Raw rating
1130.5
Projected new Weighed rating
1131.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1131.6
Projected effective change (new Official - current Official)
-0.5
Projected new highest rating
1242.4
Projected new floor
742.4
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
1220.6
Curent Weighted rating
1176.6
Curent Weighted performance
1121.0
Current official/published rating (highest between Raw, WR and WP)
1220.6
Current floor (min rating allowed)
750.8
Current highest rating achieved
1250.8
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)
±161.0
Current Raw change used (final)
0.0
Projected new Raw rating
1220.6
Projected new Weighed rating
1180.7
Projected new Weighted performance
1121.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1220.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1250.8
Projected new floor
750.8
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)
750.8
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
750.8
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
2
West Coast Schools Chess Prestige Championships 2024 (U13 Boys)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
4
1.0
1183.7
1250.8
Analysis
1
Bo-Weskus Skole Prestige 2024 (O13 Seuns)
2024/02/10
2024/02/10
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1132.9
1160.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
West Coast Schools Chess Prestige Championships 2024 (U13 Boys)
2024/03/09
2024/03/09
West Coast (WCU)
Rapid
30
0.60
5
4
1.0
1183.7
1250.8
Analysis
8
Bo-Weskus Skole Prestige 2024 (O13 Seuns)
2024/02/10
2024/02/10
West Coast (WCU)
Rapid
30
0.60
5
5
4.0
1132.9
1160.8
Analysis
7
Pedro Booyse Top Schools 2023 (U13)
2023/07/29
2023/07/29
West Coast (WCU)
Standard
60
0.83
5
5
2.0
1131.7
1134.8
Analysis
6
Upper West Coast Top Schools Championship 2023 (U13)
2023/06/10
2023/06/10
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1128.5
1160.0
Analysis
5
Pedro Booyse Top Schools 2022 (U11 Open)
2022/07/23
2022/07/23
West Coast (WCU)
Standard
60
0.83
6
6
0.0
1199.3
1242.4
Analysis
4
Bo-Weskus Top Skole 2022 (O11)
2022/06/11
2022/06/11
West Coast (WCU)
Rapid
30
0.60
5
4
1.5
1210.7
1176.8
Analysis
3
Bo Weskus Skole Skaak Prestige (O11 Seuns)
2022/03/19
2022/03/19
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1216.5
1172.4
Analysis
2
West Coast Schools Prestige 2020 (U9 Boys)
2020/03/07
2020/03/07
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1237.2
1200.0
Analysis
1
Bo-Weskus Skole Prestige 2020 (O9 Seuns)
2020/02/15
2020/02/15
West Coast (WCU)
Standard
60
0.83
6
6
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
9
5
0
4
5.0
55.6
47.2
1265.5
1312.7
White
4
2
0
2
2.0
50.0
0.0
1262.3
1262.3
Black
5
3
0
2
3.0
60.0
85.0
1268.0
1353.0
Standard
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
Rapid
All
9
5
0
4
5.0
55.6
47.2
1265.5
1312.7
White
4
2
0
2
2.0
50.0
0.0
1262.3
1262.3
Black
5
3
0
2
3.0
60.0
85.0
1268.0
1353.0
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
45
18
1
26
18.5
41.1
-75.6
1236.3
1160.7
White
22
8
0
14
8.0
36.4
-115.9
1224.4
1108.5
Black
23
10
1
12
10.5
45.7
-37.0
1247.6
1210.6
Standard
All
17
6
0
11
6.0
35.3
-125.0
1242.3
1117.3
White
8
1
0
7
1.0
12.5
-318.8
1251.9
933.2
Black
9
5
0
4
5.0
55.6
47.2
1233.8
1281.0
Rapid
All
28
12
1
15
12.5
44.6
-45.5
1232.6
1187.0
White
14
7
0
7
7.0
50.0
0.0
1208.7
1208.7
Black
14
5
1
8
5.5
39.3
-91.1
1256.4
1165.3
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
1120110478
Maletta, S (Sherevitho)
4
1.0
1
0
3
25.0
1185.6
-212.5
973.1
View list
2
1110117568
Oosthuizen, B (Brett)
3
0.0
0
0
3
0.0
1211.9
-425.0
786.9
View list
3
1120110490
Dirks, R (Ryan)
2
0.0
0
0
2
0.0
1164.3
-425.0
739.3
View list
4
1110139098
Diergaardt, M (Maczayn)
2
0.0
0
0
2
0.0
1213.6
-425.0
788.6
View list
5
1110099722
Booysen, C (Chadlin)
2
0.0
0
0
2
0.0
1174.7
-425.0
749.7
View list
6
1110131966
Tieties, B (Beauton)
2
0.0
0
0
2
0.0
1199.3
-425.0
774.3
View list
7
1120192544
Bonn, L (Landon)
1
1.0
1
0
0
100.0
1132.9
425.0
1557.9
View list
8
1120192546
Brits, Z (Zick)
1
1.0
1
0
0
100.0
1132.9
425.0
1557.9
View list
9
1100157833
Boyder, H (Henko)
1
1.0
1
0
0
100.0
1131.7
425.0
1556.7
View list
10
1120110485
De Vries, G (Gustav)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
2100153186
Koopman, A (Anjanique)
1
1.0
1
0
0
100.0
1128.5
425.0
1553.5
View list
12
2120110479
Joseph, N (Nashadine)
1
1.0
1
0
0
100.0
1210.7
425.0
1635.7
View list
13
1110139103
Mabalo, L (Lubabalo)
1
1.0
1
0
0
100.0
1216.5
425.0
1641.5
View list
14
1110131956
Mabala, L (Lubabalo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
1110099716
Maarman, B (Blayden)
1
1.0
1
0
0
100.0
1237.2
425.0
1662.2
View list
16
1120192554
Lombaard, D (Dean)
1
1.0
1
0
0
100.0
1132.9
425.0
1557.9
View list
17
2110153793
Fortuin, D (Devante)
1
1.0
1
0
0
100.0
1183.7
425.0
1608.7
View list
18
1100156598
Magwaza, A (Alwande)
1
1.0
1
0
0
100.0
1128.5
425.0
1553.5
View list
19
1110131963
Skippers, P (Paul)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
20
1120131965
Smith, D (Dana)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list