Chess South Africa
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Chess South Africa
Jaap, I (Isabella)
Dob:
2006/07/26 (U20)
Gender:
Female
Chess SA id:
206072029
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2024/04/06 (35 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
1306.2
Curent Weighted rating
1316.2
Curent Weighted performance
968.0
Current official/published rating (highest between Raw, WR and WP)
1316.2
Current floor (min rating allowed)
837.9
Current highest rating achieved
1337.9
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)
±142.5
Current Raw change used (final)
0.0
Projected new Raw rating
1306.2
Projected new Weighed rating
1315.0
Projected new Weighted performance
968.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1315.0
Projected effective change (new Official - current Official)
-1.2
Projected new highest rating
1337.9
Projected new floor
837.9
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
1256.5
Curent Weighted rating
1259.8
Curent Weighted performance
674.9
Current official/published rating (highest between Raw, WR and WP)
1259.8
Current floor (min rating allowed)
783.9
Current highest rating achieved
1283.9
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)
±153.0
Current Raw change used (final)
0.0
Projected new Raw rating
1256.5
Projected new Weighed rating
1259.1
Projected new Weighted performance
674.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1259.1
Projected effective change (new Official - current Official)
-0.7
Projected new highest rating
1283.9
Projected new floor
783.9
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
1217.9
Curent Weighted rating
1202.4
Curent Weighted performance
871.6
Current official/published rating (highest between Raw, WR and WP)
1217.9
Current floor (min rating allowed)
717.9
Current highest rating achieved
1217.9
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)
±161.6
Current Raw change used (final)
0.0
Projected new Raw rating
1217.9
Projected new Weighed rating
1203.6
Projected new Weighted performance
871.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1217.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1217.9
Projected new floor
717.9
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
951.0
Curent Weighted rating
951.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
951.0
Current floor (min rating allowed)
717.9
Current highest rating achieved
951.0
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)
±236.4
Current Raw change used (final)
0.0
Projected new Raw rating
951.0
Projected new Weighed rating
951.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
951.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
951.0
Projected new floor
717.9
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
1
Hoerskool Strand Skaak Graderingstoernooi 2024 (U15+U18 Mixed)
2024/04/06
2024/04/06
Cape Town (WCT)
Rapid
30
0.60
5
5
3.0
1314.0
1201.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
15
Hoerskool Strand Skaak Graderingstoernooi 2024 (U15+U18 Mixed)
2024/04/06
2024/04/06
Cape Town (WCT)
Rapid
30
0.60
5
5
3.0
1314.0
1201.0
Analysis
14
District East Schools Chess Individual Trials 2023 (U17+U19 Girls)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
1
0.0
1337.9
1283.9
Analysis
13
Western Cape Schools Chess 2022 (U18 Girls)
2022/05/07
2022/05/08
Eden District (WEG)
Standard
65
0.85
6
6
4.0
1333.6
1268.1
Analysis
12
2022 East Dist Individuals (U18)
2022/03/13
2022/03/13
Cape Town (WCT)
Rapid
45
0.74
6
6
5.0
1299.0
1115.8
Analysis
11
Western Cape Top Schools 2019 (U13 Mix)
2019/08/31
2019/09/01
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1286.7
1252.2
Analysis
10
Cape Winelands Schools - Top Schools 2019 (U13 Mix)
2019/07/27
2019/07/27
Cape Winelands (WCW)
Rapid
30
0.60
5
5
3.5
1283.2
1057.4
Analysis
9
Western Cape Schools Individuals 2019 (U13 Girls)
2019/05/18
2019/05/19
Eden District (WEG)
Standard
60
0.83
6
6
5.0
1249.4
1166.2
Analysis
8
Cape Winelands Schools Closed 2019 (U13 Girls)
2019/03/16
2019/03/17
Cape Winelands (WCW)
Standard
60
0.83
7
7
6.0
1176.4
1053.8
Analysis
7
CW Schools Open 2019 (U13 Girls)
2019/02/02
2019/02/02
Cape Winelands (WCW)
Rapid
30
0.60
6
6
3.0
1196.1
1067.8
Analysis
6
Western Cape Top Schools 2018 (U13 Mix)
2018/08/25
2018/08/26
Overberg (WOS)
Standard
60
0.83
5
5
5.0
1041.2
934.2
Analysis
5
Cape Winelands Schools Chess - Top Schools 2018 (U13 Mix)
2018/07/28
2018/07/28
Cape Winelands (WCW)
Rapid
30
0.60
5
4
4.0
929.7
941.0
Analysis
4
Inter Regional 2018 (U14 Individual)
2018/05/04
2018/05/05
Frances Baard (NCF)
Standard
60
0.83
5
5
3.5
912.8
912.6
Analysis
3
Cape Winelands Schools Prestige 2018 (U13 Girls)
2018/03/24
2018/03/25
Cape Winelands (WCW)
Standard
60
0.83
7
7
4.0
991.8
951.0
Analysis
2
Cape Winelands Schools Trials 1 2018 (U13 Girls)
2018/03/03
2018/03/03
Cape Winelands (WCW)
Rapid
30
0.60
6
6
3.0
991.8
1025.4
Analysis
1
Mandela Drakenstein Mgt Area Rapid Chess 2018 (Primary School)
2018/02/03
2018/02/03
Cape Winelands (WCW)
Rapid
27
0.57
7
7
5.0
951.0
951.0
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
1159.9
1244.9
White
2
0
0
2
0.0
0.0
-425.0
1179.4
754.4
Black
3
3
0
0
3.0
100.0
425.0
1146.9
1571.9
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
5
3
0
2
3.0
60.0
85.0
1159.9
1244.9
White
2
0
0
2
0.0
0.0
-425.0
1179.4
754.4
Black
3
3
0
0
3.0
100.0
425.0
1146.9
1571.9
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
86
58
5
23
60.5
70.3
173.0
1050.6
1223.6
White
40
25
1
14
25.5
63.8
116.9
1043.6
1160.5
Black
46
33
4
9
35.0
76.1
221.7
1056.7
1278.4
Standard
All
42
29
3
10
30.5
72.6
192.3
1056.3
1248.5
White
20
14
1
5
14.5
72.5
191.2
1041.8
1233.0
Black
22
15
2
5
16.0
72.7
193.2
1069.5
1262.7
Rapid
All
44
29
2
13
30.0
68.2
154.5
1045.2
1199.8
White
20
11
0
9
11.0
55.0
42.5
1045.5
1088.0
Black
24
18
2
4
19.0
79.2
247.9
1045.0
1292.9
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
206068761
Theron, A (Anja)
3
2.0
2
0
1
66.7
1121.4
141.7
1263.1
View list
2
207086602
Bredenkamp, E (Elzaan)
2
2.0
2
0
0
100.0
1283.2
425.0
1708.2
View list
3
206088943
Fradie, F (Faith)
2
2.0
2
0
0
100.0
1268.1
425.0
1693.1
View list
4
2070097085
Joseph, H (Halle)
2
2.0
2
0
0
100.0
1283.2
425.0
1708.2
View list
5
206082107
Mpukumpa, S (Sisanda)
2
2.0
2
0
0
100.0
1283.2
425.0
1708.2
View list
6
2060106555
Phongoma, L (Lisakhanya)
2
2.0
2
0
0
100.0
1186.3
425.0
1611.3
View list
7
205082160
Qolongile, S (Sinoxolo)
2
2.0
2
0
0
100.0
991.8
425.0
1416.8
View list
8
2060096540
Diniso, S (Solulele)
2
1.5
1
1
0
75.0
1145.3
212.5
1357.8
View list
9
206078297
Demas, G (Genevieve)
2
1.0
1
0
1
50.0
1093.9
0.0
1093.9
View list
10
206049651
Augustyn, A (Anika)
2
1.0
1
0
1
50.0
991.8
0.0
991.8
View list
11
206059036
Stokes, J (Jody)
2
1.0
1
0
1
50.0
1084.1
0.0
1084.1
View list
12
1060097997
Jefthas, Z (Zairon)
2
1.0
0
2
0
50.0
1283.2
0.0
1283.2
View list
13
207085454
Ferreira, M (Mila)
2
0.0
0
0
2
0.0
1073.5
-425.0
648.5
View list
14
206059028
Neels, S (Shannon)
2
0.0
0
0
2
0.0
1093.9
-425.0
668.9
View list
15
1080103429
Winter, C (Cuthanzario)
2
0.0
0
0
2
0.0
1283.2
-425.0
858.2
View list
16
205078149
Esau, S (Shenique)
1
1.0
1
0
0
100.0
1333.6
425.0
1758.6
View list
17
205056390
Ebrahim, MB (Mumtaaz)
1
1.0
1
0
0
100.0
1041.2
425.0
1466.2
View list
18
105051983
Du Toit, A (Aidan)
1
1.0
1
0
0
100.0
1299.0
425.0
1724.0
View list
19
1000104267
Cupido, E (Ethan)
1
1.0
1
0
0
100.0
929.7
425.0
1354.7
View list
20
2060130448
Cornelius, C (Caitlin)
1
1.0
1
0
0
100.0
1314.0
425.0
1739.0
View list