Chess South Africa
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Chess South Africa
Bolton, NA (Naomi)
Dob:
1980/10/11 (Adult)
Gender:
Female
Chess SA id:
280038951
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (120 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
Current Raw rating
1264.0
Current Weighted rating
1247.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1264.0
Current highest rating achieved
1302.0
Current floor (min rating allowed)
802.0
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)
±151.4
Current Raw change used (final)
0.0
Projected new Raw rating
1264.0
Projected new Weighed rating
1149.0
Projected new Weighted performance
630.1
Projected new final Raw rating (if new WP > new Raw)
1264.0
Projected new highest rating
1302.0
Projected new floor
802.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1264.0
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1302.0
Current Weighted rating
1261.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1302.0
Current highest rating achieved
1302.0
Current floor (min rating allowed)
802.0
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)
±143.4
Current Raw change used (final)
0.0
Projected new Raw rating
1302.0
Projected new Weighed rating
1162.1
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1302.0
Projected new floor
802.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1302.0
Projected effective change (new Official - current Official)
=0.0
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
Current Raw rating
1218.1
Current Weighted rating
1230.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1230.4
Current highest rating achieved
1302.0
Current floor (min rating allowed)
802.0
Current K-factor
36
s
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)
±161.6
Current Raw change used (final)
0.0
Projected new Raw rating
1218.1
Projected new Weighed rating
1132.7
Projected new Weighted performance
663.2
Projected new final Raw rating (if new WP > new Raw)
1218.1
Projected new highest rating
1302.0
Projected new floor
802.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1218.1
Projected effective change (new Official - current Official)
-12.3
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
Current Raw rating
1302.0
Current Weighted rating
1261.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1302.0
Current highest rating achieved
1302.0
Current floor (min rating allowed)
802.0
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)
±143.4
Current Raw change used (final)
0.0
Projected new Raw rating
1302.0
Projected new Weighed rating
1162.1
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1302.0
Projected new floor
802.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1302.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Steinitz Chess Festival 2024 (Open Rapid)
2024/05/11
2024/05/11
Cape Town (WCT)
Rapid
20
0.47
6
6
2.0
1266.0
1217.0
Analysis
1
Hermanus Chess Club Open 2024 (Intermediate)
2024/04/20
2024/04/20
Overberg (WOS)
Rapid
20
0.47
7
6
1.0
1302.0
1302.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Steinitz Chess Festival 2024 (Open Rapid)
2024/05/11
2024/05/11
Cape Town (WCT)
Rapid
20
0.47
6
6
2.0
1266.0
1217.0
Analysis
1
Hermanus Chess Club Open 2024 (Intermediate)
2024/04/20
2024/04/20
Overberg (WOS)
Rapid
20
0.47
7
6
1.0
1302.0
1302.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
12
3
0
9
3.0
25.0
-212.5
1353.0
1140.5
White
6
1
0
5
1.0
16.7
-283.3
1454.2
1170.8
Black
6
2
0
4
2.0
33.3
-141.7
1251.9
1110.2
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
12
3
0
9
3.0
25.0
-212.5
1353.0
1140.5
White
6
1
0
5
1.0
16.7
-283.3
1454.2
1170.8
Black
6
2
0
4
2.0
33.3
-141.7
1251.9
1110.2
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
12
3
0
9
3.0
25.0
-212.5
1353.0
1140.5
White
6
1
0
5
1.0
16.7
-283.3
1454.2
1170.8
Black
6
2
0
4
2.0
33.3
-141.7
1251.9
1110.2
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
12
3
0
9
3.0
25.0
-212.5
1353.0
1140.5
White
6
1
0
5
1.0
16.7
-283.3
1454.2
1170.8
Black
6
2
0
4
2.0
33.3
-141.7
1251.9
1110.2
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
1090119361
Byrne, R (Russel)
1
1.0
1
0
0
100.0
1302.0
425.0
1727.0
View list
2
1930304135
Kieser, M (Michael)
1
1.0
1
0
0
100.0
1266.0
425.0
1691.0
View list
3
2120304136
Uys, E (Emma)
1
1.0
1
0
0
100.0
1266.0
425.0
1691.0
View list
4
164042921
Willenberg, SR (Shaun)
1
0.0
0
0
1
0.0
1266.0
-425.0
841.0
View list
5
2130191696
Sun, H (Haojia)
1
0.0
0
0
1
0.0
1266.0
-425.0
841.0
View list
6
1810162833
Stevens, N (Norman)
1
0.0
0
0
1
0.0
1302.0
-425.0
877.0
View list
7
181050376
Saffier, L (Lemuel)
1
0.0
0
0
1
0.0
1302.0
-425.0
877.0
View list
8
2120115959
Mungal, Z (Zoey)
1
0.0
0
0
1
0.0
1302.0
-425.0
877.0
View list
9
178008316
Dubbeld, BM (Bernard)
1
0.0
0
0
1
0.0
1266.0
-425.0
841.0
View list
10
1080150205
Devaney, N (Nigel)
1
0.0
0
0
1
0.0
1266.0
-425.0
841.0
View list
11
1720302181
Bessesen, S (Sigi)
1
0.0
0
0
1
0.0
1302.0
-425.0
877.0
View list
12
2020302199
Abrahams, H (Hopelynn)
1
0.0
0
0
1
0.0
1302.0
-425.0
877.0
View list