Chess South Africa
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Chess South Africa
Herder, J (Jovanne)
Dob:
2004/03/30 (Adult)
Gender:
Male
Chess SA id:
104086077
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/02/15 (77 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
1308.4
Curent Weighted rating
1277.8
Curent Weighted performance
1234.5
Current official/published rating (highest between Raw, WR and WP)
1308.4
Current floor (min rating allowed)
808.4
Current highest rating achieved
1308.4
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)
±142.1
Current Raw change used (final)
0.0
Projected new Raw rating
1308.4
Projected new Weighed rating
1281.5
Projected new Weighted performance
1234.5
Projected new official/published rating (highest between new Raw, new WR and new WP)
1308.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1308.4
Projected new floor
808.4
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
1251.7
Curent Weighted rating
1239.1
Curent Weighted performance
991.1
Current official/published rating (highest between Raw, WR and WP)
1251.7
Current floor (min rating allowed)
765.1
Current highest rating achieved
1265.1
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)
±154.0
Current Raw change used (final)
0.0
Projected new Raw rating
1251.7
Projected new Weighed rating
1240.2
Projected new Weighted performance
991.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1251.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1265.1
Projected new floor
765.1
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
1069.8
Curent Weighted rating
1004.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1069.8
Current floor (min rating allowed)
569.8
Current highest rating achieved
1069.8
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)
±199.6
Current Raw change used (final)
0.0
Projected new Raw rating
1069.8
Projected new Weighed rating
1013.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1069.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1069.8
Projected new floor
569.8
Projected new K-facor
40
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
1007.8
Curent Weighted rating
930.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1007.8
Current floor (min rating allowed)
569.8
Current highest rating achieved
1007.8
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)
±218.0
Current Raw change used (final)
0.0
Projected new Raw rating
1007.8
Projected new Weighed rating
938.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1007.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1007.8
Projected new floor
569.8
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Steinitz Club Team Blitz Championship 2024
2024/02/15
2024/02/15
Cape Town (WCT)
Blitz
5
0.18
7
7
2.0
1305.2
943.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
22
Steinitz Club Team Blitz Championship 2024
2024/02/15
2024/02/15
Cape Town (WCT)
Blitz
5
0.18
7
7
2.0
1305.2
943.0
Analysis
21
Western Cape Closed Championship 2023 (D)
2023/09/24
2023/09/25
Cape Town (WCT)
Standard
90
0.94
6
6
3.5
1255.1
1216.1
Analysis
20
Western Cape Closed Championship 2023 (Blitz)
2023/09/23
2023/09/25
Cape Town (WCT)
Blitz
7
0.23
7
7
2.5
1255.1
873.8
Analysis
19
Cape Town Junior Chess League Finals 2023 (U20A)
2023/09/16
2023/09/16
Cape Town (WCT)
Rapid
25
0.54
7
6
2.5
1255.1
1009.0
Analysis
18
WP Club League 2023 (B)
2023/07/29
2023/09/09
Cape Town (WCT)
Standard
120
1.00
11
4
2.0
1255.1
1216.1
Analysis
17
Cape Town Junior Chess League - Round 1 2023 (U20)
2023/07/22
2023/07/22
Cape Town (WCT)
Rapid
25
0.54
7
7
4.0
1225.2
873.8
Analysis
16
Western Cape Club Championship 2022 (Tier 2)
2022/10/07
2022/10/09
Cape Town (WCT)
Standard
65
0.85
6
6
1.0
1255.8
1265.1
Analysis
15
2022 Western Province Club League (D)
2022/08/27
2022/10/01
Cape Town (WCT)
Standard
70
0.87
7
4
1.5
1255.8
1265.1
Analysis
14
2022 Western Province Club League (B)
2022/08/20
2022/10/01
Cape Town (WCT)
Standard
120
1.00
11
4
1.0
1255.8
1265.1
Analysis
13
Metro North Individual Trials 2020 (U17)
2020/02/07
2020/02/08
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1192.5
1188.4
Analysis
12
2019 Western Province League (C)
2019/07/27
2019/09/07
Cape Town (WCT)
Standard
120
1.00
11
1
0.0
1199.7
1196.7
Analysis
11
2019 Western Province League (E)
2019/07/27
2019/08/10
Cape Town (WCT)
Standard
60
0.83
9
8
4.0
1205.4
1207.1
Analysis
10
2019 Elsies River Open (Open)
2019/06/22
2019/06/23
Cape Town (WCT)
Standard
70
0.87
6
5
3.0
1176.2
1172.7
Analysis
9
2019 Western Province Open (Open)
2019/05/25
2019/05/26
Cape Town (WCT)
Standard
70
0.87
6
6
3.5
1172.7
1166.3
Analysis
8
Crossroads Open Chess Championship 2019 (C)
2019/04/27
2019/04/28
Cape Town (WCT)
Standard
70
0.87
6
6
3.5
1181.1
1176.3
Analysis
7
Metro School Chess Closed Individual Trials 2019 (U15 Boys)
2019/03/01
2019/03/02
Cape Town (WCT)
Standard
60
0.83
6
6
2.5
1131.3
1158.6
Analysis
6
District North Schools Chess Trials 2019 (U15)
2019/01/25
2019/01/26
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1036.7
1046.6
Analysis
5
2018 Western Province League (D)
2018/08/04
2018/09/15
Cape Town (WCT)
Standard
90
0.94
11
4
1.0
961.1
957.0
Analysis
4
2018 Western Province League (E)
2018/08/04
2018/09/15
Cape Town (WCT)
Standard
60
0.83
7
4
3.0
961.1
957.0
Analysis
3
Grassy Park Open 2018 (B)
2018/06/29
2018/07/01
Cape Town (WCT)
Standard
90
0.94
6
0
0.0
961.1
957.0
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
7
2
0
5
2.0
28.6
-182.1
1629.7
1447.5
White
4
0
0
4
0.0
0.0
-425.0
1752.4
1327.4
Black
3
2
0
1
2.0
66.7
141.7
1466.0
1607.7
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
7
2
0
5
2.0
28.6
-182.1
1629.7
1447.5
White
4
0
0
4
0.0
0.0
-425.0
1752.4
1327.4
Black
3
2
0
1
2.0
66.7
141.7
1466.0
1607.7
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
115
50
12
53
56.0
48.7
-11.1
1270.0
1258.9
White
55
22
7
26
25.5
46.4
-30.9
1259.6
1228.7
Black
60
28
5
27
30.5
50.8
7.1
1279.5
1286.6
Standard
All
88
40
10
38
45.0
51.1
9.7
1200.3
1209.9
White
40
18
5
17
20.5
51.3
10.6
1160.2
1170.8
Black
48
22
5
21
24.5
51.0
8.9
1233.6
1242.5
Rapid
All
13
6
1
6
6.5
50.0
0.0
1424.9
1424.9
White
7
3
1
3
3.5
50.0
0.0
1401.5
1401.5
Black
6
3
0
3
3.0
50.0
0.0
1452.2
1452.2
Blitz
All
14
4
1
9
4.5
32.1
-151.8
1564.2
1412.5
White
8
1
1
6
1.5
18.8
-265.6
1632.2
1366.6
Black
6
3
0
3
3.0
50.0
0.0
1473.6
1473.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
106092062
Ncethelo, B (Bongolethu)
3
0.0
0
0
3
0.0
1228.8
-425.0
803.8
View list
2
1070119933
Waguta, B (Brooklyn)
2
1.5
1
1
0
75.0
1174.5
212.5
1387.0
View list
3
100086060
Adams, K (Keenan)
2
0.5
0
1
1
25.0
1027.4
-212.5
814.9
View list
4
186041832
Visagie, C (Cheslin)
2
0.5
0
1
1
25.0
1213.9
-212.5
1001.4
View list
5
106087912
Lielieveld, F (Franco)
2
0.0
0
0
2
0.0
1240.2
-425.0
815.2
View list
6
205053638
Palmer, ZE (Zante)
2
0.0
0
0
2
0.0
1039.9
-425.0
614.9
View list
7
1620106239
Abrahams, A (Abraham)
1
1.0
1
0
0
100.0
961.1
425.0
1386.1
View list
8
102059385
Booysen, C (Conwill)
1
1.0
1
0
0
100.0
961.1
425.0
1386.1
View list
9
171085148
Ariefdien, B (Bertram)
1
1.0
1
0
0
100.0
1176.2
425.0
1601.2
View list
10
202058944
Blankenberg, T (Taylon)
1
1.0
1
0
0
100.0
1192.5
425.0
1617.5
View list
11
2050140608
Coetzee, C (Chelsy)
1
1.0
1
0
0
100.0
1225.2
425.0
1650.2
View list
12
107086056
Copley, H (Hugh)
1
1.0
1
0
0
100.0
824.7
425.0
1249.7
View list
13
1860114057
Cunningham, L (Lezerick)
1
1.0
1
0
0
100.0
1255.1
425.0
1680.1
View list
14
175005989
Daniels, G (George)
1
1.0
1
0
0
100.0
1176.2
425.0
1601.2
View list
15
1040108429
Davids, A (Ashur)
1
1.0
1
0
0
100.0
1131.3
425.0
1556.3
View list
16
1030131052
Davids, A (Ashwin)
1
1.0
1
0
0
100.0
1192.5
425.0
1617.5
View list
17
104007000
De Wit, PJ (Petrie)
1
1.0
1
0
0
100.0
1036.7
425.0
1461.7
View list
18
1070100470
Dyani, L (Lukhanyo)
1
1.0
1
0
0
100.0
1181.1
425.0
1606.1
View list
19
206077315
Gardener, A (Angelique)
1
1.0
1
0
0
100.0
873.8
425.0
1298.8
View list
20
207090606
Gcuze, K (Khanya)
1
1.0
1
0
0
100.0
1255.1
425.0
1680.1
View list