Chess South Africa
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Chess South Africa
Petrus, I (Isabella)
Dob:
2015/04/07 (U10)
Gender:
Female
Chess SA id:
2150305812
FIDE id:
Region:
Sarah Baartman (ESB)
Citizen:
RSA
Title(s):
Last active:
2024/08/03 (112 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
1165.7
Current Weighted rating
1185.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1185.5
Current highest rating achieved
1165.7
Current floor (min rating allowed)
665.7
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)
±174.1
Current Raw change used (final)
0.0
Projected new Raw rating
1165.7
Projected new Weighed rating
1090.1
Projected new Weighted performance
909.8
Projected new final Raw rating (if new WP > new Raw)
1165.7
Projected new highest rating
1165.7
Projected new floor
665.7
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1165.7
Projected effective change (new Official - current Official)
-19.8
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
1159.2
Current Weighted rating
1182.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1182.7
Current highest rating achieved
1159.2
Current floor (min rating allowed)
659.2
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)
±175.7
Current Raw change used (final)
0.0
Projected new Raw rating
1159.2
Projected new Weighed rating
1087.5
Projected new Weighted performance
622.6
Projected new final Raw rating (if new WP > new Raw)
1159.2
Projected new highest rating
1159.2
Projected new floor
659.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1159.2
Projected effective change (new Official - current Official)
-23.5
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
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
444.0
Projected new final Raw rating (if new WP > new Raw)
1200.0
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
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
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Sarah Baartman District Schools Trials 2024 (U9 Girls)
2024/08/03
2024/08/03
Sarah Baartman (ESB)
Rapid
35
0.66
5
5
3.5
1165.7
1200.0
Analysis
2
SBDCU Closed Trials 2024 (U10 Girls)
2024/07/27
2024/07/27
Sarah Baartman (ESB)
Standard
62
0.84
5
4
3.0
1136.5
1124.0
Analysis
1
SBDCU Trial 3 2024 (U10)
2024/06/01
2024/06/01
Sarah Baartman (ESB)
Standard
62
0.84
5
4
0.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Sarah Baartman District Schools Trials 2024 (U9 Girls)
2024/08/03
2024/08/03
Sarah Baartman (ESB)
Rapid
35
0.66
5
5
3.5
1165.7
1200.0
Analysis
2
SBDCU Closed Trials 2024 (U10 Girls)
2024/07/27
2024/07/27
Sarah Baartman (ESB)
Standard
62
0.84
5
4
3.0
1136.5
1124.0
Analysis
1
SBDCU Trial 3 2024 (U10)
2024/06/01
2024/06/01
Sarah Baartman (ESB)
Standard
62
0.84
5
4
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
13
6
1
6
6.5
50.0
0.0
1184.8
1184.8
White
7
4
0
3
4.0
57.1
60.7
1156.9
1217.6
Black
6
2
1
3
2.5
41.7
-70.8
1217.3
1146.5
Standard
All
8
3
0
5
3.0
37.5
-106.3
1165.9
1059.6
White
4
2
0
2
2.0
50.0
0.0
1105.8
1105.8
Black
4
1
0
3
1.0
25.0
-212.5
1226.0
1013.5
Rapid
All
5
3
1
1
3.5
70.0
170.0
1215.0
1385.0
White
3
2
0
1
2.0
66.7
141.7
1225.0
1366.7
Black
2
1
1
0
1.5
75.0
212.5
1200.0
1412.5
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
6
1
6
6.5
50.0
0.0
1184.8
1184.8
White
7
4
0
3
4.0
57.1
60.7
1156.9
1217.6
Black
6
2
1
3
2.5
41.7
-70.8
1217.3
1146.5
Standard
All
8
3
0
5
3.0
37.5
-106.3
1165.9
1059.6
White
4
2
0
2
2.0
50.0
0.0
1105.8
1105.8
Black
4
1
0
3
1.0
25.0
-212.5
1226.0
1013.5
Rapid
All
5
3
1
1
3.5
70.0
170.0
1215.0
1385.0
White
3
2
0
1
2.0
66.7
141.7
1225.0
1366.7
Black
2
1
1
0
1.5
75.0
212.5
1200.0
1412.5
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
2150153083
Ndumela, B (Bulumko)
3
0.0
0
0
3
0.0
1167.4
-425.0
742.4
View list
2
2160303559
Retief, M (Marize)
2
2.0
2
0
0
100.0
1151.1
425.0
1576.1
View list
3
2160157203
Ndawana, E (Elimiyo)
1
1.0
1
0
0
100.0
1136.5
425.0
1561.5
View list
4
2160157202
Mpangalala, Z (Zizo)
1
1.0
1
0
0
100.0
1136.5
425.0
1561.5
View list
5
2160308421
Mabopa, P (Paballo)
1
1.0
1
0
0
100.0
1165.7
425.0
1590.7
View list
6
2150308420
Herrington, M (Mia)
1
1.0
1
0
0
100.0
1165.7
425.0
1590.7
View list
7
2150308419
Bellingan, Z (Zanke)
1
0.5
0
1
0
50.0
1165.7
0.0
1165.7
View list
8
1160305813
Strydom, C (Callan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1160151722
Ozah, C (Chinedu)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1160151720
Brits, R (Regardt)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list