Chess South Africa
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Chess South Africa
Braaf, J (Jiraan)
Dob:
2005/11/27 (U20)
Gender:
Male
Chess SA id:
1050106200
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/05/01 (12 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
1920.1
Curent Weighted rating
1823.6
Curent Weighted performance
1968.1
Current official/published rating (highest between Raw, WR and WP)
1920.1
Current floor (min rating allowed)
1420.1
Current highest rating achieved
1920.1
Current K-factor
24
Games played this month
9
Score (S)
4.5
Expected score (We)
5.99
Difference (S-We)
-1.49
Current Raw change (no limits, including tournament time weight)
-35.8
Current min/max change allowed (with limits)
±59.4
Current Raw change used (final)
-35.8
Projected new Raw rating
1884.3
Projected new Weighed rating
1830.2
Projected new Weighted performance
1968.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1968.1
Projected effective change (new Official - current Official)
+48.0
Projected new highest rating
1920.1
Projected new floor
1420.1
Projected new K-facor
24
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
1954.7
Curent Weighted rating
1849.2
Curent Weighted performance
1926.3
Current official/published rating (highest between Raw, WR and WP)
1954.7
Current floor (min rating allowed)
1454.7
Current highest rating achieved
1954.7
Current K-factor
24
Games played this month
9
Score (S)
4.5
Expected score (We)
6.33
Difference (S-We)
-1.83
Current Raw change (no limits, including tournament time weight)
-43.9
Current min/max change allowed (with limits)
±56.6
Current Raw change used (final)
-43.9
Projected new Raw rating
1910.8
Projected new Weighed rating
1856.6
Projected new Weighted performance
1926.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1926.3
Projected effective change (new Official - current Official)
-28.4
Projected new highest rating
1954.7
Projected new floor
1454.7
Projected new K-facor
24
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
1948.3
Curent Weighted rating
1688.6
Curent Weighted performance
1763.6
Current official/published rating (highest between Raw, WR and WP)
1948.3
Current floor (min rating allowed)
1448.3
Current highest rating achieved
1948.3
Current K-factor
24
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)
±57.1
Current Raw change used (final)
0.0
Projected new Raw rating
1948.3
Projected new Weighed rating
1715.0
Projected new Weighted performance
1763.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1948.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1948.3
Projected new floor
1448.3
Projected new K-facor
24
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
1750.1
Curent Weighted rating
1436.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1750.1
Current floor (min rating allowed)
1448.3
Current highest rating achieved
1750.1
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)
±75.7
Current Raw change used (final)
0.0
Projected new Raw rating
1750.1
Projected new Weighed rating
1469.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1750.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1750.1
Projected new floor
1448.3
Projected new K-facor
28
Tournaments
History
Tournament:
South African Junior Closed Chess Championship 2024 (U20 Open)
Start:
2024/04/27
End:
2024/05/01
Host:
GE
Type:
Standard
Time:
120
Time weight:
1.00
Rounds:
9
Games:
9
Score:
4.5
Main rating:
1920.1
Rating gain/loss:
-35.8
Type rating:
1954.7
Rating gain/loss:
-43.9
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
8
South African Junior Closed Chess Championship 2024 (U20 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
4.5
1920.1
1954.7
Analysis
7
Hermanus Chess Club Open 2024 (Championship)
2024/04/20
2024/04/20
Overberg (WOS)
Rapid
20
0.47
7
7
5.5
1886.9
1889.7
Analysis
6
Western Cape Inter Region Cup 2024 (Open)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
5
4.0
1818.2
1887.3
Analysis
5
Western Cape Inter Region Cup 2024 (Blitz)
2024/03/22
2024/03/22
Overberg (WOS)
Blitz
5
0.18
7
7
6.0
1818.2
1718.2
Analysis
4
Cape Town Open Chess Championship 2024 (Championship)
2024/03/15
2024/03/17
Cape Town (WCT)
Standard
90
0.94
6
6
4.0
1818.2
1887.3
Analysis
3
Cape of Good Hope Open Chess Tournament 2024 (Championship)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
90
0.94
5
5
2.5
1824.3
1892.1
Analysis
2
Steinitz Club Team Blitz Championship 2024
2024/02/15
2024/02/15
Cape Town (WCT)
Blitz
5
0.18
7
7
4.0
1824.3
1740.0
Analysis
1
Cape Town Masters Challenge 2024 (Masters)
2024/01/03
2024/01/07
Cape Town (WCT)
Standard
120
1.00
9
9
3.0
1848.7
1928.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
77
South African Junior Closed Chess Championship 2024 (U20 Open)
2024/04/27
2024/05/01
Ekurhuleni (GE)
Standard
120
1.00
9
9
4.5
1920.1
1954.7
Analysis
76
Hermanus Chess Club Open 2024 (Championship)
2024/04/20
2024/04/20
Overberg (WOS)
Rapid
20
0.47
7
7
5.5
1886.9
1889.7
Analysis
75
Western Cape Inter Region Cup 2024 (Open)
2024/03/23
2024/03/24
Overberg (WOS)
Standard
90
0.94
5
5
4.0
1818.2
1887.3
Analysis
74
Western Cape Inter Region Cup 2024 (Blitz)
2024/03/22
2024/03/22
Overberg (WOS)
Blitz
5
0.18
7
7
6.0
1818.2
1718.2
Analysis
73
Cape Town Open Chess Championship 2024 (Championship)
2024/03/15
2024/03/17
Cape Town (WCT)
Standard
90
0.94
6
6
4.0
1818.2
1887.3
Analysis
72
Cape of Good Hope Open Chess Tournament 2024 (Championship)
2024/02/17
2024/02/17
Cape Town (WCT)
Standard
90
0.94
5
5
2.5
1824.3
1892.1
Analysis
71
Steinitz Club Team Blitz Championship 2024
2024/02/15
2024/02/15
Cape Town (WCT)
Blitz
5
0.18
7
7
4.0
1824.3
1740.0
Analysis
70
Cape Town Masters Challenge 2024 (Masters)
2024/01/03
2024/01/07
Cape Town (WCT)
Standard
120
1.00
9
9
3.0
1848.7
1928.1
Analysis
69
Kraaifontein Open 2023 (Championship)
2023/12/09
2023/12/10
Cape Town (WCT)
Standard
90
0.94
5
5
3.0
1827.5
1826.4
Analysis
68
Bonnievale Open Rapid 2023 (Championship)
2023/10/21
2023/10/21
Cape Winelands (WCW)
Rapid
25
0.54
6
6
2.5
1825.7
1572.3
Analysis
67
Chess Challengers Championship – High School 2023 (U18)
2023/10/14
2023/10/14
Cape Town (WCT)
Rapid
30
0.60
6
6
5.0
1825.7
1572.3
Analysis
66
Mossel Bay Open 2023 (A)
2023/09/30
2023/10/01
Eden District (WEG)
Standard
90
0.94
6
6
4.5
1825.7
1816.3
Analysis
65
Mossel Bay Open 2023 (Blitz)
2023/09/29
2023/09/29
Eden District (WEG)
Blitz
7
0.23
6
6
5.5
1816.5
1200.0
Analysis
64
Western Cape Closed Championship 2023 (A)
2023/09/23
2023/09/25
Cape Town (WCT)
Standard
120
1.00
6
6
3.0
1816.5
1822.5
Analysis
63
Western Cape Closed Championship 2023 (Blitz)
2023/09/23
2023/09/25
Cape Town (WCT)
Blitz
7
0.23
7
7
5.0
1816.5
1200.0
Analysis
62
CW Top Schools 2023 (Advanced)
2023/08/11
2023/08/13
West Coast (WCU)
Standard
90
0.94
6
6
4.0
1800.3
1803.1
Analysis
61
WP Club League 2023 (A)
2023/07/29
2023/09/09
Cape Town (WCT)
Standard
120
1.00
11
11
8.0
1816.5
1822.5
Analysis
60
Cape Winelands Open 2023 (Championship)
2023/07/22
2023/07/23
Cape Winelands (WCW)
Standard
70
0.87
6
6
4.0
1773.7
1791.1
Analysis
59
Curro Durbanville Chess Open Rapid 2023 (Championship)
2023/07/15
2023/07/15
Cape Town (WCT)
Rapid
35
0.66
6
6
4.0
1773.7
1510.5
Analysis
58
GPCA Rapid 2023 (Championship)
2023/06/24
2023/06/24
Cape Town (WCT)
Rapid
25
0.54
7
6
1.0
1796.9
1515.3
Analysis
1
2
3
4
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
55
31
5
19
33.5
60.9
92.7
1817.8
1910.5
White
29
17
3
9
18.5
63.8
117.2
1813.1
1930.3
Black
26
14
2
10
15.0
57.7
65.4
1823.1
1888.5
Standard
All
34
16
4
14
18.0
52.9
25.0
1839.1
1864.1
White
18
9
3
6
10.5
58.3
70.8
1784.0
1854.8
Black
16
7
1
8
7.5
46.9
-26.6
1901.1
1874.5
Rapid
All
7
5
1
1
5.5
78.6
242.9
2014.1
2257.0
White
4
3
0
1
3.0
75.0
212.5
2063.8
2276.3
Black
3
2
1
0
2.5
83.3
283.3
1948.0
2231.3
Blitz
All
14
10
0
4
10.0
71.4
182.1
1667.9
1850.0
White
7
5
0
2
5.0
71.4
182.1
1744.5
1926.6
Black
7
5
0
2
5.0
71.4
182.1
1591.3
1773.4
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
464
265
54
145
292.0
62.9
109.9
1615.0
1724.9
White
236
142
30
64
157.0
66.5
140.5
1626.8
1767.2
Black
228
123
24
81
135.0
59.2
78.3
1602.8
1681.1
Standard
All
356
199
48
109
223.0
62.6
107.4
1601.2
1708.6
White
181
108
26
47
121.0
66.9
143.2
1609.4
1752.6
Black
175
91
22
62
102.0
58.3
70.4
1592.7
1663.1
Rapid
All
81
46
5
30
48.5
59.9
84.0
1656.7
1740.6
White
42
24
4
14
26.0
61.9
101.2
1671.0
1772.2
Black
39
22
1
16
22.5
57.7
65.4
1641.2
1706.6
Blitz
All
27
20
1
6
20.5
75.9
220.4
1672.1
1892.5
White
13
10
0
3
10.0
76.9
228.8
1725.5
1954.4
Black
14
10
1
3
10.5
75.0
212.5
1622.6
1835.1
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
105090611
Mnyasta, T (Tezihano)
22
10.5
8
5
9
47.7
1730.9
-19.3
1711.6
View list
2
1040131203
Macheka, C (Clayton)
12
6.5
6
1
5
54.2
1738.9
35.4
1774.3
View list
3
107053637
Palmer, RN (Reegan)
12
5.5
5
1
6
45.8
1734.3
-35.4
1698.8
View list
4
1070148235
Rogov, M (Matfey)
10
0.0
0
0
10
0.0
1803.7
-425.0
1378.7
View list
5
106092062
Ncethelo, B (Bongolethu)
9
5.5
5
1
3
61.1
1756.4
94.4
1850.9
View list
6
1070119933
Waguta, B (Brooklyn)
8
5.5
4
3
1
68.8
1773.2
159.4
1932.5
View list
7
1050108039
Mnyasta, C (Charlton)
8
0.5
0
1
7
6.3
1697.0
-371.9
1325.1
View list
8
104006413
De Jager, AJ (Andreas)
7
1.5
1
1
5
21.4
1687.5
-242.9
1444.7
View list
9
184042918
Willenberg, KS (Kenneth)
6
4.0
3
2
1
66.7
1760.3
141.7
1902.0
View list
10
163002189
Bhawoodien, SH (Shabier)
6
2.0
2
0
4
33.3
1804.0
-141.7
1662.4
View list
11
105077311
Brander, WWM (Waylon)
6
1.0
1
0
5
16.7
1765.0
-283.3
1481.7
View list
12
153010181
Galleid, S (Stephen)
5
4.5
4
1
0
90.0
1646.0
340.0
1986.0
View list
13
1050148234
Rogov, T (Timofey)
5
3.0
3
0
2
60.0
1797.6
85.0
1882.6
View list
14
101033066
Samuels, ER (Ethan)
5
1.5
1
1
3
30.0
1782.2
-170.0
1612.2
View list
15
161066248
Ohlson, C (Cecil)
4
3.0
3
0
1
75.0
1745.7
212.5
1958.2
View list
16
192001584
Baxter, DJ (David)
4
2.5
2
1
1
62.5
1749.2
106.3
1855.5
View list
17
103085390
Kedama, S (Sandiso)
4
2.5
1
3
0
62.5
1733.2
106.3
1839.4
View list
18
1030107476
Ressel, T (Tane)
4
2.0
2
0
2
50.0
1644.1
0.0
1644.1
View list
19
199012211
Hempe, LH (Lilitha)
4
1.5
1
1
2
37.5
1672.5
-106.3
1566.2
View list
20
194015801
Kleinsmidt, CC (Cherwin)
4
1.0
0
2
2
25.0
1772.8
-212.5
1560.3
View list