Chess South Africa
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Chess South Africa
Jacobs, S (Sian)
Dob:
2016/04/14 (U10)
Gender:
Male
Chess SA id:
1160308610
FIDE id:
Region:
Gert Sibande (MGS)
Citizen:
RSA
Title(s):
Last active:
2024/08/16 (42 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
1164.0
Current Weighted rating
1197.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1197.1
Current highest rating achieved
1164.0
Current floor (min rating allowed)
664.0
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)
±174.5
Current Raw change used (final)
0.0
Projected new Raw rating
1164.0
Projected new Weighed rating
1101.2
Projected new Weighted performance
593.1
Projected new final Raw rating (if new WP > new Raw)
1164.0
Projected new highest rating
1164.0
Projected new floor
664.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1164.0
Projected effective change (new Official - current Official)
-33.1
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
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
1140.0
Current Weighted rating
1195.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1195.2
Current highest rating achieved
1140.0
Current floor (min rating allowed)
640.0
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)
±180.6
Current Raw change used (final)
0.0
Projected new Raw rating
1140.0
Projected new Weighed rating
1099.4
Projected new Weighted performance
624.3
Projected new final Raw rating (if new WP > new Raw)
1140.0
Projected new highest rating
1140.0
Projected new floor
640.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.0
Projected effective change (new Official - current Official)
-55.2
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
2
Top Schools Gert Sibande 2024 (U9)
2024/08/16
2024/08/16
Gert Sibande (MGS)
Rapid
30
0.60
5
5
1.0
1200.0
1200.0
Analysis
1
Govan Mbeki 2024 (U9)
2024/08/02
2024/08/02
Gert Sibande (MGS)
Rapid
30
0.60
5
5
2.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Top Schools Gert Sibande 2024 (U9)
2024/08/16
2024/08/16
Gert Sibande (MGS)
Rapid
30
0.60
5
5
1.0
1200.0
1200.0
Analysis
1
Govan Mbeki 2024 (U9)
2024/08/02
2024/08/02
Gert Sibande (MGS)
Rapid
30
0.60
5
5
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
3
1
6
3.5
35.0
-127.5
1200.0
1072.5
White
5
2
0
3
2.0
40.0
-85.0
1200.0
1115.0
Black
5
1
1
3
1.5
30.0
-170.0
1200.0
1030.0
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
10
3
1
6
3.5
35.0
-127.5
1200.0
1072.5
White
5
2
0
3
2.0
40.0
-85.0
1200.0
1115.0
Black
5
1
1
3
1.5
30.0
-170.0
1200.0
1030.0
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
3
1
6
3.5
35.0
-127.5
1200.0
1072.5
White
5
2
0
3
2.0
40.0
-85.0
1200.0
1115.0
Black
5
1
1
3
1.5
30.0
-170.0
1200.0
1030.0
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
10
3
1
6
3.5
35.0
-127.5
1200.0
1072.5
White
5
2
0
3
2.0
40.0
-85.0
1200.0
1115.0
Black
5
1
1
3
1.5
30.0
-170.0
1200.0
1030.0
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
2150308616
Landsberg, R (Rebecca)
2
0.0
0
0
2
0.0
1200.0
-425.0
775.0
View list
2
1150308602
Booysen, E (Eli)
2
0.0
0
0
2
0.0
1200.0
-425.0
775.0
View list
3
2170308606
Dhlamini, G (Gugulethu)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1150308614
Koopman, K (Kieron)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1160309759
Zwane, Z (Zimiso)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2160308633
Rikhotse, M (Milani)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
7
1170308621
Meyer, M (Marco)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1150309749
Khumalo, K (Kwenzeka)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
