Chess South Africa
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Chess South Africa
Grobbelaar, D (Devan)
Dob:
2009/09/22 (U16)
Gender:
Male
Chess SA id:
1090307053
FIDE id:
Region:
Sarah Baartman (ESB)
Citizen:
RSA
Title(s):
Last active:
2024/07/20 (126 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
1209.2
Current Weighted rating
1202.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1209.2
Current highest rating achieved
1209.2
Current floor (min rating allowed)
709.2
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)
±163.7
Current Raw change used (final)
0.0
Projected new Raw rating
1209.2
Projected new Weighed rating
1106.6
Projected new Weighted performance
395.5
Projected new final Raw rating (if new WP > new Raw)
1209.2
Projected new highest rating
1209.2
Projected new floor
709.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1209.2
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
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
1217.6
Current Weighted rating
1205.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1217.6
Current highest rating achieved
1217.6
Current floor (min rating allowed)
717.6
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)
±161.7
Current Raw change used (final)
0.0
Projected new Raw rating
1217.6
Projected new Weighed rating
1109.0
Projected new Weighted performance
416.4
Projected new final Raw rating (if new WP > new Raw)
1217.6
Projected new highest rating
1217.6
Projected new floor
717.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1217.6
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
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
1
Makhanda Schools Championship 2024 (A Boys)
2024/07/20
2024/07/20
Sarah Baartman (ESB)
Rapid
20
0.47
5
4
2.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
Makhanda Schools Championship 2024 (A Boys)
2024/07/20
2024/07/20
Sarah Baartman (ESB)
Rapid
20
0.47
5
4
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
4
2
1
1
2.5
62.5
106.3
1199.2
1305.4
White
2
0
1
1
0.5
25.0
-212.5
1197.9
985.4
Black
2
2
0
0
2.0
100.0
425.0
1200.4
1625.4
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
4
2
1
1
2.5
62.5
106.3
1199.2
1305.4
White
2
0
1
1
0.5
25.0
-212.5
1197.9
985.4
Black
2
2
0
0
2.0
100.0
425.0
1200.4
1625.4
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
4
2
1
1
2.5
62.5
106.3
1199.2
1305.4
White
2
0
1
1
0.5
25.0
-212.5
1197.9
985.4
Black
2
2
0
0
2.0
100.0
425.0
1200.4
1625.4
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
4
2
1
1
2.5
62.5
106.3
1199.2
1305.4
White
2
0
1
1
0.5
25.0
-212.5
1197.9
985.4
Black
2
2
0
0
2.0
100.0
425.0
1200.4
1625.4
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
1090152660
Ncalu, L (Lihlumile)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1090307054
Masimbonge, Y (Yamiso)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1090307051
Carrara, R (Rafael)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
4
1090152634
Gosha, P (Patson)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
