Chess South Africa
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Chess South Africa
Jonas, Y (Yongisipho)
Dob:
2010/02/26 (U16)
Gender:
Male
Chess SA id:
1100134132
FIDE id:
Region:
Sarah Baartman (ESB)
Citizen:
RSA
Title(s):
Last active:
2024/05/05 (5 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
1476.7
Curent Weighted rating
1413.5
Curent Weighted performance
1535.4
Current official/published rating (highest between Raw, WR and WP)
1476.7
Current floor (min rating allowed)
976.7
Current highest rating achieved
1476.7
Current K-factor
32
Games played this month
5
Score (S)
2.5
Expected score (We)
3.15
Difference (S-We)
-0.65
Current Raw change (no limits, including tournament time weight)
-17.3
Current min/max change allowed (with limits)
±111.8
Current Raw change used (final)
-17.3
Projected new Raw rating
1459.4
Projected new Weighed rating
1417.5
Projected new Weighted performance
1535.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1535.4
Projected effective change (new Official - current Official)
+58.7
Projected new highest rating
1476.7
Projected new floor
976.7
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
1472.6
Curent Weighted rating
1393.9
Curent Weighted performance
1519.0
Current official/published rating (highest between Raw, WR and WP)
1472.6
Current floor (min rating allowed)
972.6
Current highest rating achieved
1472.6
Current K-factor
32
Games played this month
5
Score (S)
2.5
Expected score (We)
3.05
Difference (S-We)
-0.55
Current Raw change (no limits, including tournament time weight)
-17.6
Current min/max change allowed (with limits)
±112.4
Current Raw change used (final)
-17.6
Projected new Raw rating
1455.0
Projected new Weighed rating
1399.5
Projected new Weighted performance
1519.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1519.0
Projected effective change (new Official - current Official)
+46.4
Projected new highest rating
1472.6
Projected new floor
972.6
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
1439.8
Curent Weighted rating
1433.9
Curent Weighted performance
1172.9
Current official/published rating (highest between Raw, WR and WP)
1439.8
Current floor (min rating allowed)
939.8
Current highest rating achieved
1439.8
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)
±117.8
Current Raw change used (final)
0.0
Projected new Raw rating
1439.8
Projected new Weighed rating
1436.5
Projected new Weighted performance
1172.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1439.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1439.8
Projected new floor
939.8
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)
939.8
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
939.8
Projected new K-facor
36
Tournaments
History
Tournament:
Spartan Bishops Chess Championships 2024 (Knights)
Start:
2024/05/04
End:
2024/05/05
Host:
NBR
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
2.5
Main rating:
1476.7
Rating gain/loss:
-17.3
Type rating:
1472.6
Rating gain/loss:
-17.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
5
Spartan Bishops Chess Championships 2024 (Knights)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.5
1476.7
1472.6
Analysis
4
Kouga Mayor's Cup Final 2024 (U15)
2024/04/12
2024/04/13
Sarah Baartman (ESB)
Standard
62
0.84
5
5
4.5
1422.9
1409.2
Analysis
3
SBDCU Trial 2 2024 (U16)
2024/03/23
2024/03/23
Sarah Baartman (ESB)
Standard
62
0.84
5
5
4.5
1411.3
1404.1
Analysis
2
Jeffreys Bay CC Fide Rated Tournament 2024
2024/03/18
2024/03/26
Sarah Baartman (ESB)
Standard
62
0.84
5
3
0.5
1411.3
1404.1
Analysis
1
Kouga Mayor's Cup 2024 (U15)
2024/03/08
2024/03/09
Sarah Baartman (ESB)
Standard
62
0.84
6
5
4.0
1411.3
1404.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
27
Spartan Bishops Chess Championships 2024 (Knights)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.5
1476.7
1472.6
Analysis
26
Kouga Mayor's Cup Final 2024 (U15)
2024/04/12
2024/04/13
Sarah Baartman (ESB)
Standard
62
0.84
5
5
4.5
1422.9
1409.2
Analysis
25
SBDCU Trial 2 2024 (U16)
2024/03/23
2024/03/23
Sarah Baartman (ESB)
Standard
62
0.84
5
5
4.5
1411.3
1404.1
Analysis
24
Jeffreys Bay CC Fide Rated Tournament 2024
2024/03/18
2024/03/26
Sarah Baartman (ESB)
Standard
62
0.84
5
3
0.5
1411.3
1404.1
Analysis
23
Kouga Mayor's Cup 2024 (U15)
2024/03/08
2024/03/09
Sarah Baartman (ESB)
Standard
62
0.84
6
5
4.0
1411.3
1404.1
Analysis
22
Eastern Cape Chess Team Championship 2023 (U14)
2023/10/07
2023/10/08
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
4
2.0
1398.5
1380.0
Analysis
21
Eastern Cape Provincial Individual Championship 2023 (U14 Boys)
2023/10/05
2023/10/05
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
5.0
1398.5
1380.0
Analysis
20
SBDCU Closed Trials 2023 (U14 Boys)
2023/07/28
2023/07/29
Sarah Baartman (ESB)
Standard
65
0.85
6
6
4.0
1370.8
1335.4
Analysis
19
2023 EC Schools Provincial Winter Games (U15 Boys)
2023/06/02
2023/06/03
Buffalo City (EBC)
Standard
60
0.83
6
6
3.5
1387.3
1347.3
Analysis
18
Kouga Mayor's Cup Finals 2023 (U13)
2023/04/22
2023/04/22
Sarah Baartman (ESB)
Standard
62
0.84
6
6
3.5
1424.1
1375.7
Analysis
17
Kouga Mayor's Cup 2023 (U13)
2023/04/15
2023/04/15
Sarah Baartman (ESB)
Standard
62
0.84
6
6
4.5
1424.1
1375.7
Analysis
16
SBDCU Trial 2 2023 (U14 Boys)
2023/04/01
2023/04/01
Sarah Baartman (ESB)
Standard
62
0.84
5
5
2.5
1424.1
1375.7
Analysis
15
Jefreys Bay Chess Club Rapid 10 November 2022
2022/11/10
2022/11/10
Sarah Baartman (ESB)
Rapid
12
0.33
5
5
3.0
1410.3
1373.6
Analysis
14
Victory 4 All Chess Championship 2022
2022/11/05
2022/11/05
Sarah Baartman (ESB)
Rapid
12
0.33
7
7
6.5
1410.3
1373.6
Analysis
13
Jeffreys Bay Chess Club Rapid October 1 2022
2022/10/19
2022/10/19
Sarah Baartman (ESB)
Rapid
12
0.33
5
5
4.0
1418.5
1341.9
Analysis
12
Eatern Cape Provincial Chess Championship 2022 (U14 Boys)
2022/10/01
2022/10/01
Sarah Baartman (ESB)
Standard
65
0.85
7
7
4.0
1418.5
1380.0
Analysis
11
Jeffreys Bay Chess Club Rapid September 2022
2022/09/22
2022/09/26
Sarah Baartman (ESB)
Rapid
12
0.33
5
4
2.0
1420.2
1346.9
Analysis
10
Stulting Sports Day 2022 (Seniors)
2022/08/26
2022/08/26
Sarah Baartman (ESB)
Rapid
15
0.39
13
13
11.0
1393.9
1187.4
Analysis
9
Mayor`s Cup Finals 2022 (U13)
2022/07/30
2022/07/30
Sarah Baartman (ESB)
Standard
60
0.83
5
5
3.0
1357.4
1359.6
Analysis
8
Kouga Mayarol Cup 2022 (U13)
2022/07/23
2022/07/23
Sarah Baartman (ESB)
Standard
65
0.85
6
6
4.0
1357.4
1359.6
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
23
14
4
5
16.0
69.6
166.3
1327.8
1494.2
White
12
7
2
3
8.0
66.7
141.7
1342.5
1484.2
Black
11
7
2
2
8.0
72.7
193.2
1311.8
1505.0
Standard
All
23
14
4
5
16.0
69.6
166.3
1327.8
1494.2
White
12
7
2
3
8.0
66.7
141.7
1342.5
1484.2
Black
11
7
2
2
8.0
72.7
193.2
1311.8
1505.0
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
159
96
16
47
104.0
65.4
131.0
1263.5
1394.5
White
76
48
7
21
51.5
67.8
151.0
1268.5
1419.5
Black
83
48
9
26
52.5
63.3
112.7
1259.0
1371.7
Standard
All
109
63
14
32
70.0
64.2
120.9
1276.0
1396.9
White
53
32
5
16
34.5
65.1
128.3
1283.3
1411.6
Black
56
31
9
16
35.5
63.4
113.8
1269.1
1382.9
Rapid
All
50
33
2
15
34.0
68.0
153.0
1236.4
1389.4
White
23
16
2
5
17.0
73.9
203.3
1234.4
1437.7
Black
27
17
0
10
17.0
63.0
110.2
1238.1
1348.2
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
1090134130
Dube, M (Misheck)
6
3.5
3
1
2
58.3
1300.5
70.8
1371.3
View list
2
2100134129
Bruton, FE (Faith Elizabeth)
5
5.0
5
0
0
100.0
1277.3
425.0
1702.3
View list
3
1100137429
Budaza, L (Ludwe)
5
2.5
2
1
2
50.0
1397.3
0.0
1397.3
View list
4
1100112031
Moolman, A (Anrico)
5
2.5
2
1
2
50.0
1369.7
0.0
1369.7
View list
5
1110111051
Stuurman, P (Pedro)
5
1.0
1
0
4
20.0
1321.6
-255.0
1066.6
View list
6
2100140917
Maziena, L (Lavanya)
4
4.0
4
0
0
100.0
1418.5
425.0
1843.5
View list
7
1070134135
Munemo, T (Tadiwa)
4
0.0
0
0
4
0.0
1314.5
-425.0
889.5
View list
8
2060153614
Janse Van Rensburg, S (Sanmarie)
3
3.0
3
0
0
100.0
1342.9
425.0
1767.9
View list
9
1090134133
Louis, J (Jayheem)
3
3.0
3
0
0
100.0
1272.0
425.0
1697.0
View list
10
1090134448
Krieger, BCJ (Brian)
3
2.0
2
0
1
66.7
1322.1
141.7
1463.7
View list
11
1090134449
Salie, R (Riaz)
3
2.0
2
0
1
66.7
1344.9
141.7
1486.5
View list
12
1080134136
Terblanche, N (Nathaniel-Jayoen)
3
2.0
2
0
1
66.7
1342.9
141.7
1484.6
View list
13
109077429
Le Roux, JC (Jean)
3
1.0
1
0
2
33.3
1369.6
-141.7
1227.9
View list
14
1100147609
Handley, C (Christopher Michael)
3
1.0
0
2
1
33.3
1424.1
-141.7
1282.4
View list
15
1110137433
Howell, C (Conor)
2
2.0
2
0
0
100.0
1411.3
425.0
1836.3
View list
16
1090137434
Idziradzemhuka, W (Walter)
2
2.0
2
0
0
100.0
1236.8
425.0
1661.8
View list
17
1110135615
Mokhanya, I (Inganathi)
2
2.0
2
0
0
100.0
1298.0
425.0
1723.0
View list
18
1100151705
Perils, H (Heinrich)
2
2.0
2
0
0
100.0
1417.7
425.0
1842.7
View list
19
1110137455
Watson, S (Sean)
2
1.5
1
1
0
75.0
1397.4
212.5
1609.9
View list
20
1100148943
Wilson, R (Riley)
2
1.5
1
1
0
75.0
1397.4
212.5
1609.9
View list