Chess South Africa
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Chess South Africa
Nel, H (Hayley)
Dob:
2006/07/25 (U20)
Gender:
Female
Chess SA id:
206091525
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/07/20 (7 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
1759.6
Current Weighted rating
1660.3
Current Weighted performance
1728.1
Current official/published rating (highest between Raw, WR and WP)
1759.6
Current highest rating achieved
1759.6
Current floor (min rating allowed)
1259.6
Current K-factor
28
Games played this month
17
Score (S)
10.5
Expected score (We)
11.21
Difference (S-We)
-0.22
Current Raw change (no limits, including tournament time weight)
-6.0
Current min/max change allowed (with limits)
±74.7
Current Raw change used (final)
-6.0
Projected new Raw rating
1753.6
Projected new Weighed rating
1528.6
Projected new Weighted performance
1733.9
Projected new final Raw rating (if new WP > new Raw)
1753.6
Projected new highest rating
1759.6
Projected new floor
1259.6
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1753.6
Projected effective change (new Official - current Official)
-6.0
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
1753.3
Current Weighted rating
1657.4
Current Weighted performance
1732.7
Current official/published rating (highest between Raw, WR and WP)
1753.3
Current highest rating achieved
1753.3
Current floor (min rating allowed)
1253.3
Current K-factor
28
Games played this month
10
Score (S)
5.5
Expected score (We)
5.32
Difference (S-We)
0.18
Current Raw change (no limits, including tournament time weight)
5.0
Current min/max change allowed (with limits)
±75.4
Current Raw change used (final)
5.0
Projected new Raw rating
1758.3
Projected new Weighed rating
1525.6
Projected new Weighted performance
1775.1
Projected new final Raw rating (if new WP > new Raw)
1775.1
Projected new highest rating
1775.1
Projected new floor
1275.1
Projected new K-facor
28
Projected new official/published rating (highest between new Raw, new WR and new WP)
1775.1
Projected effective change (new Official - current Official)
+21.8
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
1416.6
Current Weighted rating
1066.1
Current Weighted performance
1466.5
Current official/published rating (highest between Raw, WR and WP)
1466.5
Current highest rating achieved
1416.6
Current floor (min rating allowed)
916.6
Current K-factor
32
s
Games played this month
7
Score (S)
5.0
Expected score (We)
4.59
Difference (S-We)
0.41
Current Raw change (no limits, including tournament time weight)
13.1
Current min/max change allowed (with limits)
±121.8
Current Raw change used (final)
13.1
Projected new Raw rating
1429.7
Projected new Weighed rating
993.2
Projected new Weighted performance
1564.4
Projected new final Raw rating (if new WP > new Raw)
1564.4
Projected new highest rating
1564.4
Projected new floor
1064.4
Projected new K-facor
32
Projected new official/published rating (highest between new Raw, new WR and new WP)
1564.4
Projected effective change (new Official - current Official)
+97.9
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
1087.6
Current Weighted rating
994.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1087.6
Current highest rating achieved
1087.6
Current floor (min rating allowed)
587.6
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)
±194.6
Current Raw change used (final)
0.0
Projected new Raw rating
1087.6
Projected new Weighed rating
918.9
Projected new Weighted performance
980.2
Projected new final Raw rating (if new WP > new Raw)
1087.6
Projected new highest rating
1087.6
Projected new floor
587.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1087.6
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Tournament:
Chess Power House July Open 2024 (A)
Start:
2024/07/20
End:
2024/07/20
Host:
GJM
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
4.0
Main rating:
1759.6
Rating gain/loss:
17.0
Type rating:
1753.3
Rating gain/loss:
18.5
Analysis
Tournament:
JMC Trinityhouse Randpark Ridge 2024 (A)
Start:
2024/07/13
End:
2024/07/13
Host:
GJM
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
1.5
Main rating:
1759.6
Rating gain/loss:
-13.7
Type rating:
1753.3
Rating gain/loss:
-13.4
Analysis
Tournament:
JMC NG Weltevreden Church 2024
Start:
2024/06/29
End:
2024/06/29
Host:
GJM
Type:
Rapid
Time:
15
Time weight:
0.39
Rounds:
7
Games:
7
Score:
5.0
Main rating:
1759.6
Rating gain/loss:
-9.3
Type rating:
1416.6
Rating gain/loss:
13.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
13
Chess Power House July Open 2024 (A)
2024/07/20
2024/07/20
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1759.6
1753.3
Analysis
12
JMC Trinityhouse Randpark Ridge 2024 (A)
2024/07/13
2024/07/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1759.6
1753.3
Analysis
11
JMC NG Weltevreden Church 2024
2024/06/29
2024/06/29
Johannesburg Metro (GJM)
Rapid
15
0.39
7
7
5.0
1759.6
1416.6
Analysis
10
2024 African Youth Chess Championship
2024/06/16
2024/06/22
South Africa (RSA)
Standard
120
1.00
9
9
6.0
1709.8
1700.9
Analysis
9
Ekurhuleni North High School Individuals 2024 (U18 Girls)
2024/05/18
2024/05/18
Ekurhuleni (GE)
Standard
60
0.83
5
4
4.0
1681.9
1675.7
Analysis
8
Benoni Cluster High Schools Teams 2024 (U19)
2024/05/11
2024/05/11
Ekurhuleni (GE)
Rapid
45
0.74
5
4
4.0
1681.9
1380.6
Analysis
7
South African Junior Closed Chess Championship 2024 (U18 Girls)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
7.0
1681.9
1675.7
Analysis
6
South African Closed Chess Championship 2024 (Ladies)
2024/03/25
2024/04/02
Cape Town (WCT)
Standard
150
1.00
11
11
6.0
1647.5
1635.4
Analysis
5
Benoni High Schools Cluster Individuals 2024 (U18 Girls)
2024/03/16
2024/03/16
Ekurhuleni (GE)
Rapid
45
0.74
5
5
5.0
1649.4
1321.9
Analysis
4
JNW Open - Classic - Crawford 2024 (A)
2024/03/09
2024/03/09
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.0
1649.4
1642.4
Analysis
3
2024 Piet Robbertse Open Chess Tournament (A)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
4
2.0
1659.1
1654.7
Analysis
2
JMC Kick Off Tournament 2024 (A)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1653.5
1650.5
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U18A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1653.5
1650.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
102
Chess Power House July Open 2024 (A)
2024/07/20
2024/07/20
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
4.0
1759.6
1753.3
Analysis
101
JMC Trinityhouse Randpark Ridge 2024 (A)
2024/07/13
2024/07/13
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1759.6
1753.3
Analysis
100
JMC NG Weltevreden Church 2024
2024/06/29
2024/06/29
Johannesburg Metro (GJM)
Rapid
15
0.39
7
7
5.0
1759.6
1416.6
Analysis
99
2024 African Youth Chess Championship
2024/06/16
2024/06/22
South Africa (RSA)
Standard
120
1.00
9
9
6.0
1709.8
1700.9
Analysis
98
Ekurhuleni North High School Individuals 2024 (U18 Girls)
2024/05/18
2024/05/18
Ekurhuleni (GE)
Standard
60
0.83
5
4
4.0
1681.9
1675.7
Analysis
97
Benoni Cluster High Schools Teams 2024 (U19)
2024/05/11
2024/05/11
Ekurhuleni (GE)
Rapid
45
0.74
5
4
4.0
1681.9
1380.6
Analysis
96
South African Junior Closed Chess Championship 2024 (U18 Girls)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
7.0
1681.9
1675.7
Analysis
95
South African Closed Chess Championship 2024 (Ladies)
2024/03/25
2024/04/02
Cape Town (WCT)
Standard
150
1.00
11
11
6.0
1647.5
1635.4
Analysis
94
Benoni High Schools Cluster Individuals 2024 (U18 Girls)
2024/03/16
2024/03/16
Ekurhuleni (GE)
Rapid
45
0.74
5
5
5.0
1649.4
1321.9
Analysis
93
JNW Open - Classic - Crawford 2024 (A)
2024/03/09
2024/03/09
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.0
1649.4
1642.4
Analysis
92
2024 Piet Robbertse Open Chess Tournament (A)
2024/02/03
2024/02/04
Tshwane (GTP)
Standard
90
0.94
5
4
2.0
1659.1
1654.7
Analysis
91
JMC Kick Off Tournament 2024 (A)
2024/01/28
2024/01/28
Johannesburg Metro (GJM)
Standard
60
0.83
5
5
1.5
1653.5
1650.5
Analysis
90
2024 Gauteng Inter-Region Chess Championship (U18A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
4.0
1653.5
1650.5
Analysis
89
Bojanala's Merry ChessMas 2023 (Queens)
2023/12/09
2023/12/09
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1641.6
1636.2
Analysis
88
Ekurhuleni Chess Spring Tournament 2023 (A+B)
2023/09/23
2023/09/23
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1663.1
1664.2
Analysis
87
2023 African Youth Chess Championship
2023/09/02
2023/09/08
Egypt (EGY)
Standard
120
1.00
9
9
6.0
1663.1
1664.2
Analysis
86
2023 Gauteng Top Schools (U19 Girls)
2023/08/19
2023/08/19
West Rand (GWR)
Standard
60
0.83
5
5
5.0
1666.9
1667.0
Analysis
85
CW Top Schools 2023 (Elite)
2023/08/11
2023/08/13
West Coast (WCU)
Standard
90
0.94
6
6
3.0
1666.9
1667.0
Analysis
84
Ekurhuleni North School Teams 2023 (U19)
2023/08/05
2023/08/05
Ekurhuleni (GE)
Standard
60
0.83
5
5
4.0
1666.9
1667.0
Analysis
83
JMC - The Higher Ground Restaurant 2nd Blitz Event 2023
2023/07/30
2023/07/30
Johannesburg Metro (GJM)
Blitz
8
0.25
7
7
5.0
1615.6
835.6
Analysis
1
2
3
4
5
6
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
78
45
12
21
51.0
65.4
130.8
1585.2
1716.0
White
38
20
6
12
23.0
60.5
89.5
1572.1
1661.5
Black
40
25
6
9
28.0
70.0
170.0
1597.6
1767.6
Standard
All
62
31
12
19
37.0
59.7
82.3
1647.9
1730.1
White
29
12
6
11
15.0
51.7
14.7
1643.4
1658.1
Black
33
19
6
8
22.0
66.7
141.7
1651.8
1793.4
Rapid
All
16
14
0
2
14.0
87.5
318.8
1342.3
1661.0
White
9
8
0
1
8.0
88.9
330.6
1342.1
1672.6
Black
7
6
0
1
6.0
85.7
303.6
1342.6
1646.1
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
567
334
69
164
368.5
65.0
127.4
1361.5
1488.9
White
281
165
39
77
184.5
65.7
133.1
1356.2
1489.3
Black
286
169
30
87
184.0
64.3
121.9
1366.7
1488.6
Standard
All
507
300
65
142
332.5
65.6
132.4
1353.7
1486.2
White
251
145
36
70
163.0
64.9
127.0
1352.2
1479.2
Black
256
155
29
72
169.5
66.2
137.8
1355.2
1493.0
Rapid
All
35
22
1
12
22.5
64.3
121.4
1392.1
1513.5
White
17
12
1
4
12.5
73.5
200.0
1382.8
1582.8
Black
18
10
0
8
10.0
55.6
47.2
1400.8
1448.1
Blitz
All
25
12
3
10
13.5
54.0
34.0
1477.1
1511.1
White
13
8
2
3
9.0
69.2
163.5
1399.6
1563.1
Black
12
4
1
7
4.5
37.5
-106.3
1560.9
1454.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
206071040
Mabaso, F (Felicity)
7
7.0
7
0
0
100.0
1533.9
425.0
1958.9
View list
2
207086167
Matshego, T (Thato)
5
4.5
4
1
0
90.0
1547.1
340.0
1887.1
View list
3
1060104959
Stadler, H (Helgard)
4
4.0
4
0
0
100.0
1515.1
425.0
1940.1
View list
4
206088003
Van Niekerk, LA (Lee Ann)
4
3.0
3
0
1
75.0
859.2
212.5
1071.7
View list
5
205067320
De Beer, J (Janka)
4
2.5
2
1
1
62.5
1408.6
106.3
1514.9
View list
6
107069948
Jones, W (William)
4
0.5
0
1
3
12.5
1455.6
-318.8
1136.8
View list
7
206088651
Bothma, L (Liandri)
3
3.0
3
0
0
100.0
1478.2
425.0
1903.2
View list
8
2060142588
Hlungwane, K (Khanyiso)
3
3.0
3
0
0
100.0
1650.5
425.0
2075.5
View list
9
2090135221
Monteiro Correia, M (Maya)
3
3.0
3
0
0
100.0
1638.6
425.0
2063.6
View list
10
2120115959
Mungal, Z (Zoey)
3
3.0
3
0
0
100.0
1527.8
425.0
1952.8
View list
11
206064938
Mvundla, T (Thandiswa)
3
3.0
3
0
0
100.0
1366.1
425.0
1791.1
View list
12
211085191
Naidoo, K (Kajol)
3
3.0
3
0
0
100.0
1528.7
425.0
1953.7
View list
13
205081243
Riba, KK (Khanyisile Kgaogelo)
3
3.0
3
0
0
100.0
1563.8
425.0
1988.8
View list
14
1060113152
Rossouw, A (Andre)
3
3.0
3
0
0
100.0
1602.0
425.0
2027.0
View list
15
206072898
Vorster, M (Meghan)
3
3.0
3
0
0
100.0
1063.8
425.0
1488.8
View list
16
207065272
Dove, M (Megan)
3
2.5
2
1
0
83.3
1620.8
283.3
1904.1
View list
17
207061368
Goosen, M (Mignon)
3
2.0
2
0
1
66.7
1576.0
141.7
1717.7
View list
18
2060098046
Jacobs, E (Elsje)
3
2.0
2
0
1
66.7
1603.0
141.7
1744.7
View list
19
105087158
Lamont, M (Michael)
3
2.0
2
0
1
66.7
1543.6
141.7
1685.3
View list
20
183068085
Magagula, R (Raymond)
3
2.0
2
0
1
66.7
1577.4
141.7
1719.0
View list