Chess South Africa
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Chess South Africa
Laas, I (Isabella)
Dob:
2009/05/05 (U16)
Gender:
Female
Chess SA id:
2090112385
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/08/17 (106 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
1069.6
Current Weighted rating
1055.1
Current Weighted performance
1011.3
Current official/published rating (highest between Raw, WR and WP)
1069.6
Current highest rating achieved
1085.2
Current floor (min rating allowed)
585.2
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)
±199.7
Current Raw change used (final)
0.0
Projected new Raw rating
1069.6
Projected new Weighed rating
971.2
Projected new Weighted performance
1011.3
Projected new final Raw rating (if new WP > new Raw)
1069.6
Projected new highest rating
1085.2
Projected new floor
585.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1069.6
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
1070.4
Current Weighted rating
1048.7
Current Weighted performance
1011.3
Current official/published rating (highest between Raw, WR and WP)
1070.4
Current highest rating achieved
1083.6
Current floor (min rating allowed)
583.6
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)
±199.4
Current Raw change used (final)
0.0
Projected new Raw rating
1070.4
Projected new Weighed rating
965.4
Projected new Weighted performance
1011.3
Projected new final Raw rating (if new WP > new Raw)
1070.4
Projected new highest rating
1083.6
Projected new floor
583.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1070.4
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
572.0
Current Weighted rating
572.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
572.0
Current highest rating achieved
572.0
Current floor (min rating allowed)
500.0
Current K-factor
40
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)
±405.7
Current Raw change used (final)
0.0
Projected new Raw rating
572.0
Projected new Weighed rating
526.2
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
572.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
572.0
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
572.0
Current Weighted rating
572.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
572.0
Current highest rating achieved
572.0
Current floor (min rating allowed)
500.0
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)
±405.7
Current Raw change used (final)
0.0
Projected new Raw rating
572.0
Projected new Weighed rating
526.2
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
572.0
Projected new floor
500.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
572.0
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
3
Gauteng Schools Individuals Finals 2024 (U15 Girls)
2024/08/17
2024/08/17
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1038.1
1027.2
Analysis
2
D4 Tshwane South District Schools Teams Chess Tournament 2024 (U15B)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
4
0.0
1085.2
1083.6
Analysis
1
2024 Tshwane South School District CLOSED Individual Championships (U15 Girls)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1039.7
1028.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
9
Gauteng Schools Individuals Finals 2024 (U15 Girls)
2024/08/17
2024/08/17
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1038.1
1027.2
Analysis
8
D4 Tshwane South District Schools Teams Chess Tournament 2024 (U15B)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
4
0.0
1085.2
1083.6
Analysis
7
2024 Tshwane South School District CLOSED Individual Championships (U15 Girls)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1039.7
1028.8
Analysis
6
2022 Gauteng Schools Team Championships (U13 Girls)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
763.9
786.8
Analysis
5
Tuks Junior Chess Club Developmental Tournament 2022 (Blue)
2022/06/22
2022/06/22
Tshwane (GTP)
Standard
60
0.83
5
4
0.0
762.9
791.6
Analysis
4
CP Ope 2022 (D1)
2022/02/19
2022/02/19
Tshwane (GTP)
Standard
60
0.83
5
5
1.5
735.0
766.8
Analysis
3
2020 Blou Bul (D)
2020/02/15
2020/02/15
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
637.7
651.2
Analysis
2
2020 Constantiapark Open Chess Tournament (D)
2020/02/08
2020/02/08
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
637.7
651.2
Analysis
1
2019 D4 Individual Finals (U11 Girls)
2019/03/09
2019/03/09
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
572.0
572.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
5
0
9
5.0
35.7
-121.4
1229.0
1107.6
White
7
3
0
4
3.0
42.9
-60.7
1224.1
1163.3
Black
7
2
0
5
2.0
28.6
-182.1
1234.0
1051.9
Standard
All
14
5
0
9
5.0
35.7
-121.4
1229.0
1107.6
White
7
3
0
4
3.0
42.9
-60.7
1224.1
1163.3
Black
7
2
0
5
2.0
28.6
-182.1
1234.0
1051.9
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
43
16
1
26
16.5
38.4
-98.8
1170.6
1071.8
White
21
6
1
14
6.5
31.0
-161.9
1159.1
997.2
Black
22
10
0
12
10.0
45.5
-38.6
1181.6
1142.9
Standard
All
43
16
1
26
16.5
38.4
-98.8
1170.6
1071.8
White
21
6
1
14
6.5
31.0
-161.9
1159.1
997.2
Black
22
10
0
12
10.0
45.5
-38.6
1181.6
1142.9
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2100190415
Cele, B (Bongiwe)
2
0.0
0
0
2
0.0
1062.5
-425.0
637.5
View list
2
1100131212
Makgotlwe, P (Phenyo)
1
1.0
1
0
0
100.0
637.7
425.0
1062.7
View list
3
2130119628
Loubser, L (Lara)
1
1.0
1
0
0
100.0
735.0
425.0
1160.0
View list
4
2080112339
Liebenberg, K (Karli)
1
1.0
1
0
0
100.0
572.0
425.0
997.0
View list
5
2100145827
Lekhanya, P (Precious Ntahli)
1
1.0
1
0
0
100.0
763.9
425.0
1188.9
View list
6
2100109348
Karsten, CB (Chay Belle)
1
1.0
1
0
0
100.0
1039.7
425.0
1464.7
View list
7
2090115462
Fuhri, D (Dane)
1
1.0
1
0
0
100.0
1039.7
425.0
1464.7
View list
8
2090135229
Mofokeng, M (Mathabo)
1
1.0
1
0
0
100.0
1038.1
425.0
1463.1
View list
9
2090145844
Moloi, B (Bokamoso Belina)
1
1.0
1
0
0
100.0
763.9
425.0
1188.9
View list
10
1100131213
Naicker, H (Hoovasen)
1
1.0
1
0
0
100.0
637.7
425.0
1062.7
View list
11
2100111873
Phethane, B (Boile)
1
1.0
1
0
0
100.0
1038.1
425.0
1463.1
View list
12
2120119627
Posthumus, Z (Zane)
1
1.0
1
0
0
100.0
763.9
425.0
1188.9
View list
13
2090107167
Redelinghuys, M (Mia)
1
1.0
1
0
0
100.0
572.0
425.0
997.0
View list
14
2110111878
Seobi, S (Semakaleng)
1
1.0
1
0
0
100.0
763.9
425.0
1188.9
View list
15
1050119528
Serwalo, T (Tumelo)
1
1.0
1
0
0
100.0
637.7
425.0
1062.7
View list
16
2090112559
Shiba, C (Crestina)
1
1.0
1
0
0
100.0
763.9
425.0
1188.9
View list
17
2100143853
Van Wyk, I (Ilnah)
1
1.0
1
0
0
100.0
1039.7
425.0
1464.7
View list
18
2120134048
Erwee, E (Elizabeth)
1
0.5
0
1
0
50.0
735.0
0.0
735.0
View list
19
1100130088
Malan, R (Ruhan)
1
0.0
0
0
1
0.0
637.7
-425.0
212.7
View list
20
1090115218
Mahlangu, NP (Nkosinathi Phillip)
1
0.0
0
0
1
0.0
637.7
-425.0
212.7
View list