Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Duvenhage, AM (Adriaan)
Dob:
2009/06/12 (U16)
Gender:
Male
Chess SA id:
1090096767
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2022/05/14 (734 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
1381.6
Curent Weighted rating
1381.6
Curent Weighted performance
888.7
Current official/published rating (highest between Raw, WR and WP)
1381.6
Current floor (min rating allowed)
881.6
Current highest rating achieved
1381.6
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)
±128.0
Current Raw change used (final)
0.0
Projected new Raw rating
1381.6
Projected new Weighed rating
1381.6
Projected new Weighted performance
888.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1381.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1381.6
Projected new floor
881.6
Projected new K-facor
36
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
1303.0
Curent Weighted rating
1303.0
Curent Weighted performance
572.0
Current official/published rating (highest between Raw, WR and WP)
1303.0
Current floor (min rating allowed)
873.9
Current highest rating achieved
1373.9
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)
±143.2
Current Raw change used (final)
0.0
Projected new Raw rating
1303.0
Projected new Weighed rating
1303.0
Projected new Weighted performance
572.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1303.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1373.9
Projected new floor
873.9
Projected new K-facor
36
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
1309.9
Curent Weighted rating
1309.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1309.9
Current floor (min rating allowed)
809.9
Current highest rating achieved
1309.9
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)
±141.8
Current Raw change used (final)
0.0
Projected new Raw rating
1309.9
Projected new Weighed rating
1309.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1309.9
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1309.9
Projected new floor
809.9
Projected new K-facor
36
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
1182.8
Curent Weighted rating
1182.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1182.8
Current floor (min rating allowed)
809.9
Current highest rating achieved
1182.8
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)
±169.9
Current Raw change used (final)
0.0
Projected new Raw rating
1182.8
Projected new Weighed rating
1182.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1182.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1182.8
Projected new floor
809.9
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
27
Rhenish Primary Tournament 2022 (U14)
2022/05/14
2022/05/14
Cape Winelands (WCW)
Rapid
30
0.60
5
5
5.0
1341.2
1248.0
Analysis
26
Central Winelands Schools Individual Trials 2022 (U13 Boys)
2022/02/19
2022/02/19
Cape Winelands (WCW)
Rapid
35
0.66
5
5
4.0
1311.0
1200.0
Analysis
25
Chess Unlimited Leap Year Tournament 2020 (Open)
2020/02/29
2020/02/29
Ehlanzeni (MEN)
Standard
70
0.87
5
5
1.0
1371.8
1373.9
Analysis
24
Uplands 2020 (U18)
2020/01/25
2020/01/25
Ehlanzeni (MEN)
Standard
60
0.83
5
5
3.0
1207.8
1210.6
Analysis
23
2019 Wild Card Chess Championship (U12 Open)
2020/01/09
2020/01/12
4 Knights (4K)
Standard
120
1.00
7
7
6.0
1207.8
1210.6
Analysis
22
2019 South African Junior Team Championships (U12A)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1207.8
1210.6
Analysis
21
Ehlanzeni Open 2019 (B)
2019/07/19
2019/07/21
Ehlanzeni (MEN)
Standard
120
1.00
5
5
1.0
1221.3
1204.8
Analysis
20
De Goede Top 10 2019 (U12)
2019/07/03
2019/07/03
Ehlanzeni (MEN)
Standard
60
0.83
5
5
4.0
1221.3
1204.8
Analysis
19
2019 South African Junior Closed Chess Championship (U10 Open)
2019/03/17
2019/03/22
Chess South Africa (CSA)
Standard
120
1.00
9
9
5.0
1251.0
1236.5
Analysis
18
2019 Waterkloof Open (B)
2019/03/02
2019/03/03
Tshwane (GTP)
Standard
90
0.94
5
5
1.0
1251.0
1236.5
Analysis
17
2019 Tshwane Chess Registration Tournament (C)
2019/01/26
2019/01/26
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1280.0
1270.7
Analysis
16
2018 Wild Card Chess Championships (U10 Open)
2018/12/21
2018/12/24
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1084.6
1071.6
Analysis
15
South African Junior Blitz 2018 (U10)
2018/12/19
2018/12/19
4 Knights (4K)
Blitz
5
0.18
7
7
5.0
1084.6
1200.0
Analysis
14
South African Junior Team Championships 2018 (U10A)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
6.5
1084.6
1071.6
Analysis
13
2018 Tshwane Inter Region (U10A)
2018/12/01
2018/12/01
Cape Town (WCT)
Standard
60
0.83
5
5
4.0
1084.6
1071.6
Analysis
12
2018 Centurion Chess Club Open (C)
2018/09/29
2018/09/29
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1145.1
1161.2
Analysis
11
Henley Open 2018 (B)
2018/09/08
2018/09/08
Sedibeng (GSV)
Standard
61
0.83
5
5
3.0
1145.1
1161.2
Analysis
10
2018 Etienne Lewis Trials (U10 Boys)
2018/08/31
2018/09/02
Tshwane (GTP)
Standard
120
1.00
7
7
4.0
1145.1
1161.2
Analysis
9
2018 Gauteng League Final (U9)
2018/08/24
2018/08/24
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1043.3
1024.4
Analysis
8
2018 Mid Gauteng Open (D)
2018/08/18
2018/08/18
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1043.3
1024.4
Analysis
1
2
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
162
97
7
58
100.5
62.0
102.3
1107.6
1209.9
White
80
47
3
30
48.5
60.6
90.3
1103.9
1194.2
Black
82
50
4
28
52.0
63.4
114.0
1111.2
1225.2
Standard
All
145
83
7
55
86.5
59.7
82.1
1094.3
1176.4
White
73
42
3
28
43.5
59.6
81.5
1088.5
1170.0
Black
72
41
4
27
43.0
59.7
82.6
1100.2
1182.9
Rapid
All
10
9
0
1
9.0
90.0
340.0
1245.0
1585.0
White
4
4
0
0
4.0
100.0
425.0
1269.0
1694.0
Black
6
5
0
1
5.0
83.3
283.3
1229.0
1512.3
Blitz
All
7
5
0
2
5.0
71.4
182.1
1185.5
1367.7
White
3
1
0
2
1.0
33.3
-141.7
1258.1
1116.4
Black
4
4
0
0
4.0
100.0
425.0
1131.1
1556.1
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109069454
Sathish, A (Abinavah)
4
0.5
0
1
3
12.5
1120.2
-318.8
801.5
View list
2
199009313
Fensham, F (Frederik)
2
2.0
2
0
0
100.0
1221.3
425.0
1646.3
View list
3
1080108285
Kotze, R (Regardt)
2
2.0
2
0
0
100.0
1221.3
425.0
1646.3
View list
4
108089644
Onwusaka, L (Lucky)
2
2.0
2
0
0
100.0
1221.3
425.0
1646.3
View list
5
210087580
Pauer, M (Mieke)
2
2.0
2
0
0
100.0
1221.3
425.0
1646.3
View list
6
1080100253
Pilani, G (Gregory)
2
2.0
2
0
0
100.0
1221.3
425.0
1646.3
View list
7
106076003
Dvir, O (Omer)
2
1.5
1
1
0
75.0
1212.5
212.5
1425.0
View list
8
110088674
Chang, S (Samuel)
2
1.0
1
0
1
50.0
1167.8
0.0
1167.8
View list
9
109086368
Du, ZB (Zhuofeng)
2
1.0
1
0
1
50.0
1172.5
0.0
1172.5
View list
10
109086534
Erlank, BG (Brandon)
2
1.0
1
0
1
50.0
1054.0
0.0
1054.0
View list
11
109075164
Nel, JB (Janko)
2
1.0
1
0
1
50.0
1167.8
0.0
1167.8
View list
12
1090103920
Reyneke, L (Luke)
2
1.0
1
0
1
50.0
1167.8
0.0
1167.8
View list
13
102042448
Wasserman, M (Meirin)
2
1.0
1
0
1
50.0
1161.7
0.0
1161.7
View list
14
109087781
Bosman, P (Petrus)
2
0.5
0
1
1
25.0
1167.8
-212.5
955.3
View list
15
109086362
Yang, A (Alex)
2
0.5
0
1
1
25.0
1198.0
-212.5
985.5
View list
16
109069449
Boheim, E (Eugene)
2
0.0
0
0
2
0.0
1094.2
-425.0
669.2
View list
17
2040116625
Mkhweli, S (Siphosethu)
2
0.0
0
0
2
0.0
1221.3
-425.0
796.3
View list
18
1010116622
Mngometulu, T (Thandolwethu)
2
0.0
0
0
2
0.0
1221.3
-425.0
796.3
View list
19
172084258
Phukubje, G (Gabriel)
2
0.0
0
0
2
0.0
1221.3
-425.0
796.3
View list
20
108065712
Sopanam Prabha, A (Arjun)
2
0.0
0
0
2
0.0
1221.3
-425.0
796.3
View list