Chess South Africa
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Chess South Africa
Isaacs, C (Charlton)
Dob:
2006/02/11 (U20)
Gender:
Male
Chess SA id:
1060135611
FIDE id:
Region:
Sarah Baartman (ESB)
Citizen:
RSA
Title(s):
Last active:
2024/07/27 (43 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
915.7
Current Weighted rating
983.3
Current Weighted performance
788.3
Current official/published rating (highest between Raw, WR and WP)
983.3
Current highest rating achieved
1137.6
Current floor (min rating allowed)
637.6
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)
±248.6
Current Raw change used (final)
0.0
Projected new Raw rating
915.7
Projected new Weighed rating
902.7
Projected new Weighted performance
788.3
Projected new final Raw rating (if new WP > new Raw)
915.7
Projected new highest rating
1137.6
Projected new floor
637.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
915.7
Projected effective change (new Official - current Official)
-67.6
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
913.0
Current Weighted rating
955.9
Current Weighted performance
833.5
Current official/published rating (highest between Raw, WR and WP)
955.9
Current highest rating achieved
1172.0
Current floor (min rating allowed)
672.0
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)
±249.6
Current Raw change used (final)
0.0
Projected new Raw rating
913.0
Projected new Weighed rating
878.4
Projected new Weighted performance
833.5
Projected new final Raw rating (if new WP > new Raw)
913.0
Projected new highest rating
1172.0
Projected new floor
672.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
913.0
Projected effective change (new Official - current Official)
-42.9
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
1054.0
Current Weighted rating
1103.6
Current Weighted performance
815.4
Current official/published rating (highest between Raw, WR and WP)
1103.6
Current highest rating achieved
1154.8
Current floor (min rating allowed)
654.8
Current K-factor
40
s
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)
±204.2
Current Raw change used (final)
0.0
Projected new Raw rating
1054.0
Projected new Weighed rating
1014.6
Projected new Weighted performance
815.4
Projected new final Raw rating (if new WP > new Raw)
1054.0
Projected new highest rating
1154.8
Projected new floor
654.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1054.0
Projected effective change (new Official - current Official)
-49.6
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
1181.6
Current Weighted rating
1179.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1181.6
Current highest rating achieved
1181.6
Current floor (min rating allowed)
681.6
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)
±170.2
Current Raw change used (final)
0.0
Projected new Raw rating
1181.6
Projected new Weighed rating
1086.0
Projected new Weighted performance
775.9
Projected new final Raw rating (if new WP > new Raw)
1181.6
Projected new highest rating
1181.6
Projected new floor
681.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1181.6
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
7
SBDCU Closed Trials 2024 (U20 Boys)
2024/07/27
2024/07/27
Sarah Baartman (ESB)
Standard
62
0.84
4
2
0.0
924.4
925.4
Analysis
6
Fountains Mall 2024 (B)
2024/05/17
2024/05/18
Sarah Baartman (ESB)
Standard
62
0.84
6
2
0.0
966.9
937.0
Analysis
5
Humansdorp CMC Schools Trials 2024 (U19 Boys)
2024/05/10
2024/05/10
Sarah Baartman (ESB)
Rapid
32
0.63
6
4
0.0
966.9
1124.8
Analysis
4
Kouga Mayor's Cup Final 2024 (Open)
2024/04/12
2024/04/13
Sarah Baartman (ESB)
Standard
62
0.84
5
1
0.0
975.6
945.8
Analysis
3
SBDCU Trial 2 2024 (Open)
2024/03/23
2024/03/23
Sarah Baartman (ESB)
Standard
62
0.84
5
5
1.0
996.8
963.8
Analysis
2
Kouga Mayor's Cup 2024 (Open)
2024/03/08
2024/03/09
Sarah Baartman (ESB)
Standard
62
0.84
6
2
0.0
996.8
963.8
Analysis
1
SBDCU Trial 1 2024 (Open)
2024/02/23
2024/02/24
Sarah Baartman (ESB)
Standard
62
0.84
6
0
0.0
996.8
963.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
32
SBDCU Closed Trials 2024 (U20 Boys)
2024/07/27
2024/07/27
Sarah Baartman (ESB)
Standard
62
0.84
4
2
0.0
924.4
925.4
Analysis
31
Fountains Mall 2024 (B)
2024/05/17
2024/05/18
Sarah Baartman (ESB)
Standard
62
0.84
6
2
0.0
966.9
937.0
Analysis
30
Humansdorp CMC Schools Trials 2024 (U19 Boys)
2024/05/10
2024/05/10
Sarah Baartman (ESB)
Rapid
32
0.63
6
4
0.0
966.9
1124.8
Analysis
29
Kouga Mayor's Cup Final 2024 (Open)
2024/04/12
2024/04/13
Sarah Baartman (ESB)
Standard
62
0.84
5
1
0.0
975.6
945.8
Analysis
28
SBDCU Trial 2 2024 (Open)
2024/03/23
2024/03/23
Sarah Baartman (ESB)
Standard
62
0.84
5
5
1.0
996.8
963.8
Analysis
27
Kouga Mayor's Cup 2024 (Open)
2024/03/08
2024/03/09
Sarah Baartman (ESB)
Standard
62
0.84
6
2
0.0
996.8
963.8
Analysis
26
SBDCU Trial 1 2024 (Open)
2024/02/23
2024/02/24
Sarah Baartman (ESB)
Standard
62
0.84
6
0
0.0
996.8
963.8
Analysis
25
Eastern Cape Chess Team Championship 2023 (U18)
2023/10/07
2023/10/08
Sarah Baartman (ESB)
Standard
65
0.85
5
3
1.0
1018.6
979.4
Analysis
24
Eastern Cape Provincial Individual Championship 2023 (U18 Boys)
2023/10/05
2023/10/06
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
6
1.0
1018.6
979.4
Analysis
23
SBDCU Closed Trials 2023 (U18 Boys)
2023/07/28
2023/07/29
Sarah Baartman (ESB)
Standard
65
0.85
6
5
0.0
1062.8
1027.0
Analysis
22
SBDCU Trial 3 2023 (Open)
2023/06/23
2023/06/24
Sarah Baartman (ESB)
Standard
65
0.85
6
6
1.5
1102.2
1074.6
Analysis
21
Fountains Mall Open 2023 (C)
2023/05/13
2023/05/13
Sarah Baartman (ESB)
Standard
62
0.84
6
6
3.5
1048.4
992.0
Analysis
20
Kouga Mayor's Cup Finals 2023 (Open)
2023/04/21
2023/04/22
Sarah Baartman (ESB)
Standard
62
0.84
6
5
0.5
1073.9
982.4
Analysis
19
Kouga Mayor's Cup 2023 (Open)
2023/04/14
2023/04/15
Sarah Baartman (ESB)
Standard
62
0.84
6
5
2.5
1073.9
982.4
Analysis
18
SBDCU Trial 2 2023 (U18)
2023/04/01
2023/04/01
Sarah Baartman (ESB)
Standard
62
0.84
5
4
1.0
1073.9
982.4
Analysis
17
Jefrreys Bay CC 1st Blitz 2023
2023/02/09
2023/02/09
Sarah Baartman (ESB)
Blitz
5
0.18
6
6
4.0
1055.8
1126.0
Analysis
16
Jeffreys Bay Cc Present Justin`s Birthday Rapid 2022 (A)
2022/12/01
2022/12/01
Sarah Baartman (ESB)
Rapid
12
0.33
6
5
2.0
1048.7
1154.8
Analysis
15
Jeffreys Bay Chess Club Blitz 28 November 2022
2022/11/28
2022/11/28
Sarah Baartman (ESB)
Blitz
5
0.18
7
7
3.0
996.5
1160.0
Analysis
14
The Team Battle 2022 (B)
2022/11/19
2022/11/19
Sarah Baartman (ESB)
Rapid
20
0.47
6
4
1.0
996.5
1087.6
Analysis
13
Jeffreys Bay Chess Club Rapid 17 November 2022
2022/11/17
2022/11/17
Sarah Baartman (ESB)
Rapid
12
0.33
6
6
2.5
996.5
1087.6
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
16
1
0
15
1.0
6.3
-371.9
1215.4
843.5
White
9
1
0
8
1.0
11.1
-330.6
1190.0
859.5
Black
7
0
0
7
0.0
0.0
-425.0
1248.0
823.0
Standard
All
12
1
0
11
1.0
8.3
-354.2
1239.5
885.3
White
6
1
0
5
1.0
16.7
-283.3
1233.5
950.2
Black
6
0
0
6
0.0
0.0
-425.0
1245.5
820.5
Rapid
All
4
0
0
4
0.0
0.0
-425.0
1142.9
717.9
White
3
0
0
3
0.0
0.0
-425.0
1103.0
678.0
Black
1
0
0
1
0.0
0.0
-425.0
1262.6
837.6
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
143
38
5
100
40.5
28.3
-184.3
1216.9
1032.7
White
73
23
1
49
23.5
32.2
-151.4
1221.4
1070.1
Black
70
15
4
51
17.0
24.3
-218.6
1212.3
993.7
Standard
All
76
14
4
58
16.0
21.1
-246.1
1218.3
972.2
White
37
6
1
30
6.5
17.6
-275.7
1232.5
956.9
Black
39
8
3
28
9.5
24.4
-217.9
1204.8
986.9
Rapid
All
48
15
1
32
15.5
32.3
-150.5
1209.1
1058.6
White
26
10
0
16
10.0
38.5
-98.1
1213.5
1115.4
Black
22
5
1
16
5.5
25.0
-212.5
1204.0
991.5
Blitz
All
19
9
0
10
9.0
47.4
-22.4
1231.3
1208.9
White
10
7
0
3
7.0
70.0
170.0
1201.1
1371.1
Black
9
2
0
7
2.0
22.2
-236.1
1264.8
1028.7
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1060134125
Jantjies, J (Jayden)
8
1.0
1
0
7
12.5
1019.0
-318.8
700.2
View list
2
2050134002
Booysen, T (Tamia)
4
3.5
3
1
0
87.5
1064.1
318.8
1382.9
View list
3
2060153614
Janse Van Rensburg, S (Sanmarie)
4
2.0
2
0
2
50.0
1023.8
0.0
1023.8
View list
4
2110133898
De Lange, E (Erin)
3
2.0
2
0
1
66.7
995.3
141.7
1137.0
View list
5
2100140917
Maziena, L (Lavanya)
3
2.0
2
0
1
66.7
1014.6
141.7
1156.2
View list
6
2130131343
Le Grange, T (Tailyn)
3
1.0
1
0
2
33.3
1030.7
-141.7
889.0
View list
7
2070134134
Ludick, L (Lindsay)
3
1.0
1
0
2
33.3
1133.8
-141.7
992.1
View list
8
1090140912
Groener, B (Begravian)
3
0.0
0
0
3
0.0
984.7
-425.0
559.7
View list
9
103077405
Munyai, M (Makhado)
3
0.0
0
0
3
0.0
1099.1
-425.0
674.1
View list
10
1090134449
Salie, R (Riaz)
3
0.0
0
0
3
0.0
1098.5
-425.0
673.5
View list
11
207067350
Mbete, L (Lisakhanya)
2
2.0
2
0
0
100.0
1046.3
425.0
1471.3
View list
12
1090134130
Dube, M (Misheck)
2
1.0
1
0
1
50.0
1168.8
0.0
1168.8
View list
13
1050144390
Johnson, J (Jevano)
2
1.0
1
0
1
50.0
1003.6
0.0
1003.6
View list
14
1090140918
Mcetywa, K (Khanya)
2
1.0
1
0
1
50.0
1049.3
0.0
1049.3
View list
15
1050140922
Petrus, B (Breyton)
2
1.0
1
0
1
50.0
1073.9
0.0
1073.9
View list
16
1110142454
Prinsloo, R (Riyaad)
2
1.0
1
0
1
50.0
1073.8
0.0
1073.8
View list
17
2130133899
Stuurman, C (Caydee)
2
1.0
1
0
1
50.0
994.8
0.0
994.8
View list
18
103082356
Bekkies, R (Reagan)
2
0.0
0
0
2
0.0
1099.1
-425.0
674.1
View list
19
106084044
De Lange, V (Vin-Josh)
2
0.0
0
0
2
0.0
1083.0
-425.0
658.0
View list
20
103077401
Kapank, W (Waylon)
2
0.0
0
0
2
0.0
1099.1
-425.0
674.1
View list