Chess South Africa
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Chess South Africa
Grobbelaar, E (Erika)
Dob:
2008/06/23 (U18)
Gender:
Female
Chess SA id:
2080102563
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2019/04/13 (2052 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
1160.2
Current Weighted rating
1160.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1160.2
Current highest rating achieved
1160.2
Current floor (min rating allowed)
660.2
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)
±175.5
Current Raw change used (final)
0.0
Projected new Raw rating
1160.2
Projected new Weighed rating
1067.4
Projected new Weighted performance
165.4
Projected new final Raw rating (if new WP > new Raw)
1160.2
Projected new highest rating
1160.2
Projected new floor
660.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1160.2
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
1154.0
Current Weighted rating
1154.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1154.0
Current highest rating achieved
1154.0
Current floor (min rating allowed)
654.0
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)
±177.0
Current Raw change used (final)
0.0
Projected new Raw rating
1154.0
Projected new Weighed rating
1061.7
Projected new Weighted performance
165.4
Projected new final Raw rating (if new WP > new Raw)
1154.0
Projected new highest rating
1154.0
Projected new floor
654.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1154.0
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
1200.0
Current floor (min rating allowed)
700.0
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)
±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
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
1200.0
Current floor (min rating allowed)
700.0
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)
±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
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
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
2019 D1 School Individual Finals (U11 Girls)
2019/04/13
2019/04/13
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1148.9
1138.4
Analysis
1
2018 D1 Gauteng North Individual Chess Championships (U11 Girls)
2018/05/19
2018/05/19
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
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
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
10
2
3
5
3.5
35.0
-127.5
1200.0
1072.5
White
5
1
0
4
1.0
20.0
-255.0
1200.0
945.0
Black
5
1
3
1
2.5
50.0
0.0
1200.0
1200.0
Standard
All
10
2
3
5
3.5
35.0
-127.5
1200.0
1072.5
White
5
1
0
4
1.0
20.0
-255.0
1200.0
945.0
Black
5
1
3
1
2.5
50.0
0.0
1200.0
1200.0
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
2080112552
Twala, M (Mbali)
1
1.0
1
0
0
100.0
1148.9
425.0
1573.9
View list
2
2080102570
Nkabinde, T (Trudy)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2090112548
Mtshweni, L (Lethokuhle)
1
0.5
0
1
0
50.0
1148.9
0.0
1148.9
View list
4
2090112559
Shiba, C (Crestina)
1
0.5
0
1
0
50.0
1148.9
0.0
1148.9
View list
5
2080112557
Radebe, O (Olwethu)
1
0.5
0
1
0
50.0
1148.9
0.0
1148.9
View list
6
2070112554
Van Deventer, D (Danielle)
1
0.0
0
0
1
0.0
1148.9
-425.0
723.9
View list
7
2070102567
Nkalanga, T (Thando)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
2070102560
Masilela, N (Nomalanga)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
2070142977
Machika, J (Jabulile)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
208090218
Kotze, M (Mia)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
