Chess South Africa
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Chess South Africa
Qumba, I (Imani)
Dob:
2016/07/14 (U10)
Gender:
Female
Chess SA id:
2160307527
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2024/09/07 (12 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
1149.5
Current Weighted rating
1192.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1192.1
Current highest rating achieved
1149.5
Current floor (min rating allowed)
649.5
Current K-factor
40
Games played this month
9
Score (S)
3.0
Expected score (We)
3.38
Difference (S-We)
-0.36
Current Raw change (no limits, including tournament time weight)
-14.4
Current min/max change allowed (with limits)
±178.2
Current Raw change used (final)
-14.4
Projected new Raw rating
1135.1
Projected new Weighed rating
1096.4
Projected new Weighted performance
816.0
Projected new final Raw rating (if new WP > new Raw)
1135.1
Projected new highest rating
1149.5
Projected new floor
649.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1135.1
Projected effective change (new Official - current Official)
-56.9
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
1138.0
Current Weighted rating
1190.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1190.3
Current highest rating achieved
1138.0
Current floor (min rating allowed)
638.0
Current K-factor
40
Games played this month
4
Score (S)
1.0
Expected score (We)
1.65
Difference (S-We)
-0.65
Current Raw change (no limits, including tournament time weight)
-26.0
Current min/max change allowed (with limits)
±181.1
Current Raw change used (final)
-26.0
Projected new Raw rating
1112.0
Projected new Weighed rating
1094.7
Projected new Weighted performance
572.9
Projected new final Raw rating (if new WP > new Raw)
1112.0
Projected new highest rating
1138.0
Projected new floor
638.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1112.0
Projected effective change (new Official - current Official)
-78.3
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
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
s
Games played this month
5
Score (S)
2.0
Expected score (We)
2.31
Difference (S-We)
-0.31
Current Raw change (no limits, including tournament time weight)
-12.4
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
-12.4
Projected new Raw rating
1187.6
Projected new Weighed rating
1104.0
Projected new Weighted performance
388.5
Projected new final Raw rating (if new WP > new Raw)
1187.6
Projected new highest rating
1187.6
Projected new floor
687.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1187.6
Projected effective change (new Official - current Official)
-12.4
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
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
0.0
Current floor (min rating allowed)
700.0
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
0.0
Projected new floor
700.0
Projected new K-facor
40
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
Tournaments
History
Tournament:
Kleinmond Chess Club Open 2024 (U10)
Start:
2024/09/07
End:
2024/09/07
Host:
WOS
Type:
Rapid
Time:
25
Time weight:
0.54
Rounds:
5
Games:
5
Score:
2.0
Main rating:
1149.5
Rating gain/loss:
3.2
Type rating:
1200.0
Rating gain/loss:
-12.4
Analysis
Tournament:
Western Cape Top Schools Championship 2024 (U9 Girls)
Start:
2024/08/30
End:
2024/09/01
Host:
WEG
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
4
Games:
4
Score:
1.0
Main rating:
1149.5
Rating gain/loss:
-17.6
Type rating:
1138.0
Rating gain/loss:
-26.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Kleinmond Chess Club Open 2024 (U10)
2024/09/07
2024/09/07
Overberg (WOS)
Rapid
25
0.54
6
5
2.0
1149.5
1200.0
Analysis
2
Western Cape Top Schools Championship 2024 (U9 Girls)
2024/08/30
2024/09/01
Eden (WEG)
Standard
60
0.83
6
4
1.0
1149.5
1138.0
Analysis
1
Overberg Schools - Top Schools 2024 (U9-U15 Girls)
2024/07/27
2024/07/27
Overberg (WOS)
Standard
60
0.83
5
4
0.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Kleinmond Chess Club Open 2024 (U10)
2024/09/07
2024/09/07
Overberg (WOS)
Rapid
25
0.54
6
5
2.0
1149.5
1200.0
Analysis
2
Western Cape Top Schools Championship 2024 (U9 Girls)
2024/08/30
2024/09/01
Eden (WEG)
Standard
60
0.83
6
4
1.0
1149.5
1138.0
Analysis
1
Overberg Schools - Top Schools 2024 (U9-U15 Girls)
2024/07/27
2024/07/27
Overberg (WOS)
Standard
60
0.83
5
4
0.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
13
3
1
9
3.5
26.9
-196.2
1235.0
1038.9
White
6
0
1
5
0.5
8.3
-354.2
1252.8
898.7
Black
7
3
0
4
3.0
42.9
-60.7
1219.8
1159.0
Standard
All
8
1
1
6
1.5
18.8
-265.6
1222.3
956.6
White
4
0
1
3
0.5
12.5
-318.8
1226.6
907.8
Black
4
1
0
3
1.0
25.0
-212.5
1217.9
1005.4
Rapid
All
5
2
0
3
2.0
40.0
-85.0
1255.5
1170.5
White
2
0
0
2
0.0
0.0
-425.0
1305.3
880.3
Black
3
2
0
1
2.0
66.7
141.7
1222.2
1363.9
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
13
3
1
9
3.5
26.9
-196.2
1235.0
1038.9
White
6
0
1
5
0.5
8.3
-354.2
1252.8
898.7
Black
7
3
0
4
3.0
42.9
-60.7
1219.8
1159.0
Standard
All
8
1
1
6
1.5
18.8
-265.6
1222.3
956.6
White
4
0
1
3
0.5
12.5
-318.8
1226.6
907.8
Black
4
1
0
3
1.0
25.0
-212.5
1217.9
1005.4
Rapid
All
5
2
0
3
2.0
40.0
-85.0
1255.5
1170.5
White
2
0
0
2
0.0
0.0
-425.0
1305.3
880.3
Black
3
2
0
1
2.0
66.7
141.7
1222.2
1363.9
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
2160151126
Steyn, L (Layla)
1
1.0
1
0
0
100.0
1149.5
425.0
1574.5
View list
2
2140311070
Indhull, N (Nikita)
1
1.0
1
0
0
100.0
1149.5
425.0
1574.5
View list
3
2170311069
Groenewald, T (Tamara)
1
1.0
1
0
0
100.0
1149.5
425.0
1574.5
View list
4
2100307522
Gawulekaya, E (Esinako)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
2150139114
Willemse, A (Avah)
1
0.0
0
0
1
0.0
1149.5
-425.0
724.5
View list
6
2140148940
Scholtz, M (Miche)
1
0.0
0
0
1
0.0
1149.5
-425.0
724.5
View list
7
2120145243
Rubusana, L (Lolothando)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
2100307526
Nieman, S (Shannon)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1150191253
Nel, J (Joshua)
1
0.0
0
0
1
0.0
1149.5
-425.0
724.5
View list
10
2160157861
Kotze, M (Mirah)
1
0.0
0
0
1
0.0
1149.5
-425.0
724.5
View list
11
2160161826
Flores, Z (Zhoe)
1
0.0
0
0
1
0.0
1149.5
-425.0
724.5
View list
12
2120138437
Collins, E (Esme)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
1160160634
Botha, J (Johann Alexander)
1
0.0
0
0
1
0.0
1149.5
-425.0
724.5
View list