Chess South Africa
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Chess South Africa
Dreyer, A (Arnold)
Dob:
1954/11/13 (Adult)
Gender:
Male
Chess SA id:
1540116377
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/03/17 (65 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
Curent Raw rating
1116.5
Curent Weighted rating
1137.2
Curent Weighted performance
860.6
Current official/published rating (highest between Raw, WR and WP)
1137.2
Current floor (min rating allowed)
683.5
Current highest rating achieved
1183.5
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)
±186.8
Current Raw change used (final)
0.0
Projected new Raw rating
1116.5
Projected new Weighed rating
1134.8
Projected new Weighted performance
860.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1134.8
Projected effective change (new Official - current Official)
-2.5
Projected new highest rating
1183.5
Projected new floor
683.5
Projected new K-facor
40
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
Curent Raw rating
1158.8
Curent Weighted rating
1160.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1160.2
Current floor (min rating allowed)
658.8
Current highest rating achieved
1158.8
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)
±175.8
Current Raw change used (final)
0.0
Projected new Raw rating
1158.8
Projected new Weighed rating
1159.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1159.6
Projected effective change (new Official - current Official)
-0.5
Projected new highest rating
1158.8
Projected new floor
658.8
Projected new K-facor
40
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
Curent Raw rating
1026.8
Curent Weighted rating
1073.1
Curent Weighted performance
820.7
Current official/published rating (highest between Raw, WR and WP)
1073.1
Current floor (min rating allowed)
659.6
Current highest rating achieved
1159.6
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)
±212.2
Current Raw change used (final)
0.0
Projected new Raw rating
1026.8
Projected new Weighed rating
1068.0
Projected new Weighted performance
820.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1068.0
Projected effective change (new Official - current Official)
-5.2
Projected new highest rating
1159.6
Projected new floor
659.6
Projected new K-facor
40
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
Curent Raw rating
1300.0
Curent Weighted rating
1236.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current floor (min rating allowed)
659.6
Current highest rating achieved
1300.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1243.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1300.0
Projected new floor
659.6
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Cape Town Open Chess Championship 2024 (Intermediate)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
0
0.0
1116.5
1158.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Cape Town Open Chess Championship 2024 (Intermediate)
2024/03/16
2024/03/17
Cape Town (WCT)
Standard
70
0.87
6
0
0.0
1116.5
1158.8
Analysis
6
Rylib Summer Slam 2023 (Intermediate)
2023/12/12
2023/12/12
Cape Town (WCT)
Rapid
20
0.47
6
6
1.0
1139.6
1076.0
Analysis
5
Rylib Chess Winter Slam 2023 (B)
2023/07/06
2023/07/06
Cape Town (WCT)
Rapid
20
0.47
6
5
0.0
1175.7
1159.6
Analysis
4
Cape Town Open 2023 (Rapid)
2023/03/26
2023/03/26
Cape Town (WCT)
Rapid
25
0.54
6
6
3.5
1146.8
1112.4
Analysis
3
2022 Western Province Club League (D)
2022/08/27
2022/10/01
Cape Town (WCT)
Standard
70
0.87
7
5
2.0
1175.0
1200.0
Analysis
2
Summer Slam 2021 (Open)
2021/12/13
2021/12/13
Cape Town (WCT)
Rapid
20
0.47
7
7
3.0
1183.5
1130.0
Analysis
1
2019 Rylands Library Winter Slam (Intermediate)
2019/06/27
2019/06/27
Cape Town (WCT)
Rapid
15
0.39
6
6
2.0
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
35
11
1
23
11.5
32.9
-145.7
1219.2
1073.5
White
19
5
1
13
5.5
28.9
-178.9
1227.1
1048.2
Black
16
6
0
10
6.0
37.5
-106.3
1209.7
1103.5
Standard
All
5
2
0
3
2.0
40.0
-85.0
1127.7
1042.7
White
3
2
0
1
2.0
66.7
141.7
1205.8
1347.5
Black
2
0
0
2
0.0
0.0
-425.0
1010.5
585.5
Rapid
All
30
9
1
20
9.5
31.7
-155.8
1234.4
1078.6
White
16
3
1
12
3.5
21.9
-239.1
1231.1
992.0
Black
14
6
0
8
6.0
42.9
-60.7
1238.2
1177.5
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
170029755
Peters, V (Vanchasco)
2
0.0
0
0
2
0.0
1157.7
-425.0
732.7
View list
2
1030116379
Gallant, K (Kelvin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1610116378
Jansen, B (Bernard)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
2100109062
Mayekiso, A (Amila)
1
1.0
1
0
0
100.0
1183.5
425.0
1608.5
View list
5
106089499
Macilikishe, A (Ayabulela)
1
1.0
1
0
0
100.0
1139.6
425.0
1564.6
View list
6
2100138820
Liu, A (Ava)
1
1.0
1
0
0
100.0
1175.0
425.0
1600.0
View list
7
1090146165
Calitz, Z (Zandre)
1
1.0
1
0
0
100.0
1146.8
425.0
1571.8
View list
8
2130137739
Fani, K (Khazimla)
1
1.0
1
0
0
100.0
1175.0
425.0
1600.0
View list
9
1090136267
Nduneni, S (Smamkele Jack)
1
1.0
1
0
0
100.0
1183.5
425.0
1608.5
View list
10
2100130572
Sikweza, B (Busisiwe)
1
1.0
1
0
0
100.0
1183.5
425.0
1608.5
View list
11
1790147713
Van Wyk, P (Pierre)
1
1.0
1
0
0
100.0
1146.8
425.0
1571.8
View list
12
109077360
Van Wyk, W (Will)
1
1.0
1
0
0
100.0
1146.8
425.0
1571.8
View list
13
1080152878
Doidge, D (Daniel)
1
0.5
0
1
0
50.0
1146.8
0.0
1146.8
View list
14
207090602
Fani, Z (Zimi)
1
0.0
0
0
1
0.0
1183.5
-425.0
758.5
View list
15
107085509
Li, T (Traynor)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
1070100457
Jamjam, I (Inga)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
195095767
Hartley, E (Ebraheem)
1
0.0
0
0
1
0.0
1139.6
-425.0
714.6
View list
18
207090606
Gcuze, K (Khanya)
1
0.0
0
0
1
0.0
1175.0
-425.0
750.0
View list
19
1030096594
Dlamini, N (Njabulo)
1
0.0
0
0
1
0.0
1139.6
-425.0
714.6
View list
20
203061331
Cupido, E (Esmarie)
1
0.0
0
0
1
0.0
1175.0
-425.0
750.0
View list