Chess South Africa
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Chess South Africa
Yang, A (Alex)
Dob:
2009/10/16 (U16)
Gender:
Male
Chess SA id:
109086362
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/03/11 (63 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
1597.2
Curent Weighted rating
1609.7
Curent Weighted performance
1478.4
Current official/published rating (highest between Raw, WR and WP)
1609.7
Current floor (min rating allowed)
1136.3
Current highest rating achieved
1636.3
Current K-factor
28
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)
±94.2
Current Raw change used (final)
0.0
Projected new Raw rating
1597.2
Projected new Weighed rating
1609.2
Projected new Weighted performance
1478.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1609.2
Projected effective change (new Official - current Official)
-0.6
Projected new highest rating
1636.3
Projected new floor
1136.3
Projected new K-facor
28
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
1598.7
Curent Weighted rating
1607.7
Curent Weighted performance
1483.5
Current official/published rating (highest between Raw, WR and WP)
1607.7
Current floor (min rating allowed)
1129.9
Current highest rating achieved
1629.9
Current K-factor
28
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)
±94.0
Current Raw change used (final)
0.0
Projected new Raw rating
1598.7
Projected new Weighed rating
1607.5
Projected new Weighted performance
1483.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1607.5
Projected effective change (new Official - current Official)
-0.2
Projected new highest rating
1629.9
Projected new floor
1129.9
Projected new K-facor
28
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
1410.0
Curent Weighted rating
1371.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1410.0
Current floor (min rating allowed)
910.0
Current highest rating achieved
1410.0
Current K-factor
32
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)
±122.9
Current Raw change used (final)
0.0
Projected new Raw rating
1410.0
Projected new Weighed rating
1375.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1410.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1410.0
Projected new floor
910.0
Projected new K-facor
32
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
910.0
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
910.0
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
4
2024 Constantiapark Open (A)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1586.6
1579.7
Analysis
3
Dainfern College Chess League 2024 (A)
2024/01/29
2024/03/11
Johannesburg Metro (GJM)
Standard
60
0.83
6
3
3.0
1591.2
1590.9
Analysis
2
2024 Tshwane Chess OPEN Registration Tournament (A)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1617.6
1617.5
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1617.6
1617.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
72
2024 Constantiapark Open (A)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1586.6
1579.7
Analysis
71
Dainfern College Chess League 2024 (A)
2024/01/29
2024/03/11
Johannesburg Metro (GJM)
Standard
60
0.83
6
3
3.0
1591.2
1590.9
Analysis
70
2024 Tshwane Chess OPEN Registration Tournament (A)
2024/01/27
2024/01/27
Tshwane (GTP)
Standard
60
0.83
5
4
1.0
1617.6
1617.5
Analysis
69
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.0
1617.6
1617.5
Analysis
68
2023 Etienne Lewis Closed Tournament (U16)
2023/08/25
2023/08/27
Tshwane (GTP)
Standard
90
0.94
7
7
4.5
1625.9
1625.1
Analysis
67
2023 Gauteng Top Schools (U17 Mixed)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1625.9
1625.1
Analysis
66
2023 Tshwane South School District CLOSED League Championship (U17)
2023/07/29
2023/07/29
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1624.5
1624.0
Analysis
65
2023 Lubowski Open Tournament (A)
2023/06/24
2023/06/25
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1636.3
1629.9
Analysis
64
2023 Elize Steenkamp Open Tournament (A)
2023/06/16
2023/06/17
Tshwane (GTP)
Standard
90
0.94
6
5
3.0
1636.3
1629.9
Analysis
63
2023 Tshwane South School District CLOSED Individual Championships (U15 Open)
2023/04/22
2023/04/22
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1629.4
1626.3
Analysis
62
2023 South African Junior Closed Chess Championships (U14 Open)
2023/03/31
2023/04/04
Chess South Africa (CSA)
Standard
120
1.00
9
9
6.0
1629.4
1626.3
Analysis
61
Chris Greyling Open Tournament 2023 (A)
2023/03/21
2023/03/21
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1611.0
1601.9
Analysis
60
2023 Tshwane Chess Open Registration Tournament (B1)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1627.7
1622.3
Analysis
59
2022 South African Junior Team Chess Championships (U14 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
6
5.5
1589.9
1584.5
Analysis
58
2022 Etienne Lewis (U14 Open)
2022/09/02
2022/09/04
Tshwane (GTP)
Standard
90
0.94
7
7
5.0
1587.5
1581.6
Analysis
57
2022 Gauteng Schools Team Championships (U13 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1543.1
1547.4
Analysis
56
JMC Womens Day 2022 (FIDE Open)
2022/08/06
2022/08/09
Johannesburg Metro (GJM)
Standard
120
1.00
6
6
2.5
1543.1
1547.4
Analysis
55
D4 Play Offs 2022 (U13)
2022/07/30
2022/07/30
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1532.0
1523.9
Analysis
54
2022 Menlo Open Tournament (B)
2022/07/23
2022/07/23
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1532.0
1523.9
Analysis
53
2022 Blou Bul Open (B)
2022/06/25
2022/06/26
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1505.3
1468.3
Analysis
1
2
3
4
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
17
8
3
6
9.5
55.9
50.0
1511.2
1561.2
White
9
5
2
2
6.0
66.7
141.7
1521.6
1663.2
Black
8
3
1
4
3.5
43.8
-53.1
1499.6
1446.5
Standard
All
17
8
3
6
9.5
55.9
50.0
1511.2
1561.2
White
9
5
2
2
6.0
66.7
141.7
1521.6
1663.2
Black
8
3
1
4
3.5
43.8
-53.1
1499.6
1446.5
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
391
226
57
108
254.5
65.1
128.3
1270.2
1398.4
White
198
121
34
43
138.0
69.7
167.4
1277.4
1444.8
Black
193
105
23
65
116.5
60.4
88.1
1262.7
1350.8
Standard
All
375
216
55
104
243.5
64.9
126.9
1264.2
1391.2
White
190
116
33
41
132.5
69.7
167.8
1270.2
1437.9
Black
185
100
22
63
111.0
60.0
85.0
1258.1
1343.1
Rapid
All
16
10
2
4
11.0
68.8
159.4
1409.3
1568.7
White
8
5
1
2
5.5
68.8
159.4
1449.2
1608.5
Black
8
5
1
2
5.5
68.8
159.4
1369.5
1528.9
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
210083428
Rautenbach, H (Helen Christine)
6
4.5
4
1
1
75.0
1497.4
212.5
1709.9
View list
2
1090103920
Reyneke, L (Luke)
6
2.0
1
2
3
33.3
1275.9
-141.7
1134.3
View list
3
108082684
De Vries, MA (Andrio)
6
1.0
0
2
4
16.7
1489.7
-283.3
1206.4
View list
4
109069454
Sathish, A (Abinavah)
6
0.5
0
1
5
8.3
1494.2
-354.2
1140.0
View list
5
109069449
Boheim, E (Eugene)
5
2.5
2
1
2
50.0
1434.6
0.0
1434.6
View list
6
109086379
Jacobs, CN (Calvin Nicholas)
5
1.5
0
3
2
30.0
1413.8
-170.0
1243.8
View list
7
1090109066
Jooste, J (Josh)
4
3.5
3
1
0
87.5
1474.0
318.8
1792.7
View list
8
109076140
Jones, E (Edward)
4
3.0
3
0
1
75.0
1487.4
212.5
1699.9
View list
9
109095323
Grobler, DDI (Donovan Denzel Izak)
3
3.0
3
0
0
100.0
1527.9
425.0
1952.9
View list
10
1100097226
Marais, JS (Jacobus)
3
3.0
3
0
0
100.0
1234.8
425.0
1659.8
View list
11
108073208
Steyn, T (Tjaart)
3
2.5
2
1
0
83.3
1412.2
283.3
1695.5
View list
12
109089434
Van Loggerenberg, L (Logan)
3
2.5
2
1
0
83.3
1596.4
283.3
1879.7
View list
13
108064849
Ziegenhagen, V (Vian Luke)
3
2.5
2
1
0
83.3
1375.8
283.3
1659.1
View list
14
106044567
Buitendag, TS (Tristan)
3
2.0
1
2
0
66.7
1318.9
141.7
1460.6
View list
15
108052034
Du Toit, SJM (Stephanus (Matteo))
3
2.0
1
2
0
66.7
1484.8
141.7
1626.4
View list
16
107086377
Jacobs, TB (Tiaan Benjamin)
3
1.5
1
1
1
50.0
1483.7
0.0
1483.7
View list
17
108045082
Koning, L (Lehan)
3
1.0
0
2
1
33.3
1451.8
-141.7
1310.1
View list
18
104069233
Lodi, N (Neo)
3
0.0
0
0
3
0.0
1401.0
-425.0
976.0
View list
19
1090098580
Bezuidenhout, DFT (Daniel)
2
2.0
2
0
0
100.0
1259.2
425.0
1684.2
View list
20
206001830
Bent, C (Cierra)
2
2.0
2
0
0
100.0
1231.7
425.0
1656.7
View list