Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Erdogan, D (Demir)
Dob:
2016/02/06 (U10)
Gender:
Male
Chess SA id:
1160151829
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/06/01 (21 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
1294.9
Current Weighted rating
1251.0
Current Weighted performance
1285.4
Current official/published rating (highest between Raw, WR and WP)
1294.9
Current highest rating achieved
1313.5
Current floor (min rating allowed)
813.5
Current K-factor
36
Games played this month
5
Score (S)
1.0
Expected score (We)
3.36
Difference (S-We)
-1.96
Current Raw change (no limits, including tournament time weight)
-70.5
Current min/max change allowed (with limits)
±144.8
Current Raw change used (final)
-70.5
Projected new Raw rating
1224.4
Projected new Weighed rating
1151.8
Projected new Weighted performance
1194.2
Projected new final Raw rating (if new WP > new Raw)
1224.4
Projected new highest rating
1313.5
Projected new floor
813.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1224.4
Projected effective change (new Official - current Official)
-70.5
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
1290.9
Current Weighted rating
1250.8
Current Weighted performance
1285.4
Current official/published rating (highest between Raw, WR and WP)
1290.9
Current highest rating achieved
1314.9
Current floor (min rating allowed)
814.9
Current K-factor
36
Games played this month
5
Score (S)
1.0
Expected score (We)
3.37
Difference (S-We)
-2.37
Current Raw change (no limits, including tournament time weight)
-85.3
Current min/max change allowed (with limits)
±145.7
Current Raw change used (final)
-85.3
Projected new Raw rating
1205.6
Projected new Weighed rating
1151.6
Projected new Weighted performance
1194.2
Projected new final Raw rating (if new WP > new Raw)
1205.6
Projected new highest rating
1314.9
Projected new floor
814.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1205.6
Projected effective change (new Official - current Official)
-85.3
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:
2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D)
Start:
2024/06/01
End:
2024/06/01
Host:
GTP
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
1.0
Main rating:
1294.9
Rating gain/loss:
-70.5
Type rating:
1290.9
Rating gain/loss:
-85.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
8
2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D)
2024/06/01
2024/06/01
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1294.9
1290.9
Analysis
7
2024 Mid Gauteng Open Chess Tournament (U10)
2024/05/02
2024/05/02
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1163.7
1168.3
Analysis
6
2024 Milos Ristic Open Chess Tournament (U10)
2024/04/27
2024/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1110.5
1101.7
Analysis
5
2024 Silver Lakes Open Chess Tournament (D3)
2024/04/20
2024/04/20
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1110.5
1101.7
Analysis
4
2024 KSNG CHess Academy Open Tournament (D2)
2024/04/06
2024/04/06
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1110.5
1101.7
Analysis
3
2024 Lubowski Open Chess Tournament (D2)
2024/03/23
2024/03/24
Tshwane (GTP)
Standard
90
0.94
5
4
0.0
1177.5
1174.1
Analysis
2
2024 Blou Bul Open Chess Tournament (D)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1313.5
1314.9
Analysis
1
2024 Piet Robbertse Open Chess Tournament (D2)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1313.5
1314.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
18
2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D)
2024/06/01
2024/06/01
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1294.9
1290.9
Analysis
17
2024 Mid Gauteng Open Chess Tournament (U10)
2024/05/02
2024/05/02
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1163.7
1168.3
Analysis
16
2024 Milos Ristic Open Chess Tournament (U10)
2024/04/27
2024/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1110.5
1101.7
Analysis
15
2024 Silver Lakes Open Chess Tournament (D3)
2024/04/20
2024/04/20
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1110.5
1101.7
Analysis
14
2024 KSNG CHess Academy Open Tournament (D2)
2024/04/06
2024/04/06
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1110.5
1101.7
Analysis
13
2024 Lubowski Open Chess Tournament (D2)
2024/03/23
2024/03/24
Tshwane (GTP)
Standard
90
0.94
5
4
0.0
1177.5
1174.1
Analysis
12
2024 Blou Bul Open Chess Tournament (D)
2024/02/10
2024/02/10
Tshwane (GTP)
Standard
60
0.83
5
5
1.0
1313.5
1314.9
Analysis
11
2024 Piet Robbertse Open Chess Tournament (D2)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1313.5
1314.9
Analysis
10
2023 Jacaranda Round Robin (U8)
2023/08/12
2023/08/12
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1300.1
1301.9
Analysis
9
2023 Woman's Day Open Chess Tournament (Bishop)
2023/08/09
2023/08/09
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1300.1
1301.9
Analysis
8
2023 Lubowski Open Tournament (F)
2023/06/24
2023/06/24
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1237.0
1239.1
Analysis
7
Wynie Robbertse Open Tournament 2023 (F)
2023/06/03
2023/06/03
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1237.0
1239.1
Analysis
6
2023 Mid Gauteng Open Tournament (F)
2023/05/06
2023/05/06
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1204.4
1206.8
Analysis
5
2023 Milos Ristic Open Tournament (F)
2023/04/27
2023/04/27
Tshwane (GTP)
Standard
60
0.83
5
4
2.0
1181.4
1176.4
Analysis
4
Silver Lakes Open Chess Tournament (F)
2023/04/15
2023/04/15
Tshwane (GTP)
Standard
60
0.83
5
4
2.0
1181.4
1176.4
Analysis
3
Chris Greyling Open Tournament 2023 (F)
2023/03/21
2023/03/21
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1200.0
1200.0
Analysis
2
Tuks Junior Developmental Chess Tournament 2023 (Green)
2023/03/18
2023/03/18
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1200.0
1200.0
Analysis
1
JNW Open - Crawford 2023 (U8)
2023/03/04
2023/03/04
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
39
15
1
23
15.5
39.7
-87.2
1188.5
1101.3
White
21
10
0
11
10.0
47.6
-20.2
1172.1
1151.8
Black
18
5
1
12
5.5
30.6
-165.3
1207.6
1042.3
Standard
All
39
15
1
23
15.5
39.7
-87.2
1188.5
1101.3
White
21
10
0
11
10.0
47.6
-20.2
1172.1
1151.8
Black
18
5
1
12
5.5
30.6
-165.3
1207.6
1042.3
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
86
40
5
41
42.5
49.4
-4.9
1197.2
1192.3
White
46
24
2
20
25.0
54.3
37.0
1188.9
1225.9
Black
40
16
3
21
17.5
43.8
-53.1
1206.9
1153.7
Standard
All
86
40
5
41
42.5
49.4
-4.9
1197.2
1192.3
White
46
24
2
20
25.0
54.3
37.0
1188.9
1225.9
Black
40
16
3
21
17.5
43.8
-53.1
1206.9
1153.7
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
1160157439
Lekalakala, T (Tshimologo)
3
3.0
3
0
0
100.0
1224.7
425.0
1649.7
View list
2
2160157440
Moggee, E (Emily)
3
3.0
3
0
0
100.0
1258.0
425.0
1683.0
View list
3
1160148081
Wiehahn, L (Luke)
3
1.0
1
0
2
33.3
1221.0
-141.7
1079.3
View list
4
1170148678
Wiechers, N (Nicolaas)
3
0.0
0
0
3
0.0
1227.2
-425.0
802.2
View list
5
1150147668
Malan, D (Divan)
2
2.0
2
0
0
100.0
1110.5
425.0
1535.5
View list
6
1140156027
Mamphweli, T (Tshedza)
2
1.5
1
1
0
75.0
1212.0
212.5
1424.5
View list
7
1160152253
Erasmus, H (Henrich)
2
1.0
1
0
1
50.0
1250.0
0.0
1250.0
View list
8
2170147085
Janse Van Rensburg, A (Ava)
2
1.0
1
0
1
50.0
1190.7
0.0
1190.7
View list
9
1160148677
Roos, B (Benjamin)
2
1.0
0
2
0
50.0
1218.5
0.0
1218.5
View list
10
2130143064
Venter, C (Chermone)
2
0.0
0
0
2
0.0
1245.5
-425.0
820.5
View list
11
1170152743
Conradie, M (Marcus)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
1170145156
Botha, E (Erasmus Albertus)
1
1.0
1
0
0
100.0
1181.4
425.0
1606.4
View list
13
1160159686
Du Preez, E (Erich)
1
1.0
1
0
0
100.0
1300.1
425.0
1725.1
View list
14
1160151828
Du Pisani, M (Malcom)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
1140158375
Bailey, K (Keanu)
1
1.0
1
0
0
100.0
1300.1
425.0
1725.1
View list
16
1160154139
Haupt, D (Dawid)
1
1.0
1
0
0
100.0
1237.0
425.0
1662.0
View list
17
1160151383
Goffing, F (Floris)
1
1.0
1
0
0
100.0
1181.4
425.0
1606.4
View list
18
1160153452
Hlabano, B (Bongani)
1
1.0
1
0
0
100.0
1204.4
425.0
1629.4
View list
19
1170153453
Hlabano, T (Thandolwethu)
1
1.0
1
0
0
100.0
1204.4
425.0
1629.4
View list
20
2150191353
Kgwale, I (Itumeleng)
1
1.0
1
0
0
100.0
1294.9
425.0
1719.9
View list