Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Duvenage, A (Alejandro)
Dob:
2014/01/02 (U12)
Gender:
Male
Chess SA id:
1140145694
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/06/01 (25 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
1220.9
Current Weighted rating
1220.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1220.9
Current highest rating achieved
1220.9
Current floor (min rating allowed)
720.9
Current K-factor
36
Games played this month
5
Score (S)
3.0
Expected score (We)
2.84
Difference (S-We)
0.13
Current Raw change (no limits, including tournament time weight)
4.8
Current min/max change allowed (with limits)
±161.0
Current Raw change used (final)
4.8
Projected new Raw rating
1225.7
Projected new Weighed rating
1123.2
Projected new Weighted performance
681.8
Projected new final Raw rating (if new WP > new Raw)
1225.7
Projected new highest rating
1225.7
Projected new floor
725.7
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1225.7
Projected effective change (new Official - current Official)
+4.8
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
1225.6
Current Weighted rating
1225.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1225.6
Current highest rating achieved
1225.6
Current floor (min rating allowed)
725.6
Current K-factor
36
Games played this month
5
Score (S)
3.0
Expected score (We)
2.95
Difference (S-We)
0.05
Current Raw change (no limits, including tournament time weight)
1.8
Current min/max change allowed (with limits)
±159.9
Current Raw change used (final)
1.8
Projected new Raw rating
1227.4
Projected new Weighed rating
1127.6
Projected new Weighted performance
681.8
Projected new final Raw rating (if new WP > new Raw)
1227.4
Projected new highest rating
1227.4
Projected new floor
727.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1227.4
Projected effective change (new Official - current Official)
+1.8
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
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
Tournament:
Ekurhuleni Trails 1 2024 (U12)
Start:
2024/06/01
End:
2024/06/01
Host:
GE
Type:
Standard
Time:
62
Time weight:
0.84
Rounds:
5
Games:
5
Score:
3.0
Main rating:
1220.9
Rating gain/loss:
4.8
Type rating:
1225.6
Rating gain/loss:
1.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Ekurhuleni Trails 1 2024 (U12)
2024/06/01
2024/06/01
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.0
1220.9
1225.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Ekurhuleni Trails 1 2024 (U12)
2024/06/01
2024/06/01
Ekurhuleni (GE)
Standard
62
0.84
5
5
3.0
1220.9
1225.6
Analysis
1
2022 Gauteng Schools Team Championships (U9 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1169.6
1254.6
White
3
3
0
0
3.0
100.0
425.0
1093.1
1518.1
Black
2
0
0
2
0.0
0.0
-425.0
1284.3
859.3
Standard
All
5
3
0
2
3.0
60.0
85.0
1169.6
1254.6
White
3
3
0
0
3.0
100.0
425.0
1093.1
1518.1
Black
2
0
0
2
0.0
0.0
-425.0
1284.3
859.3
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
6
0
4
6.0
60.0
85.0
1192.2
1277.2
White
5
5
0
0
5.0
100.0
425.0
1139.3
1564.3
Black
5
1
0
4
1.0
20.0
-255.0
1245.1
990.1
Standard
All
10
6
0
4
6.0
60.0
85.0
1192.2
1277.2
White
5
5
0
0
5.0
100.0
425.0
1139.3
1564.3
Black
5
1
0
4
1.0
20.0
-255.0
1245.1
990.1
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
1130151741
Janse Van Vuuren, E (Estiaan)
1
1.0
1
0
0
100.0
1220.9
425.0
1645.9
View list
2
1140143070
Froneman, R (Reinard)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1140140292
Coetzee, J (Johandre)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1130145711
Neuhoff, H (Hanru)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1140305867
Ndholvu, R (Rifumo Doren)
1
1.0
1
0
0
100.0
1220.9
425.0
1645.9
View list
6
2130145729
Van Der Merwe, A (Adele)
1
1.0
1
0
0
100.0
1220.9
425.0
1645.9
View list
7
2130142669
Van Rooyen, E (Enya)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1140134624
Opperman, N (Naude)
1
0.0
0
0
1
0.0
1220.9
-425.0
795.9
View list
9
1140145714
Ntsoane, L (Lethabo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
2140155181
Mendonca, N (Nelita)
1
0.0
0
0
1
0.0
1220.9
-425.0
795.9
View list
