Chess South Africa
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Chess South Africa
Grobler, E (Erwee)
Dob:
2005/10/21 (U20)
Gender:
Male
Chess SA id:
105093258
FIDE id:
Region:
Bojanala Platina (NBR)
Citizen:
RSA
Title(s):
Last active:
2024/07/27 (118 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
1133.4
Current Weighted rating
1106.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1133.4
Current highest rating achieved
1133.4
Current floor (min rating allowed)
633.4
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)
±182.3
Current Raw change used (final)
0.0
Projected new Raw rating
1133.4
Projected new Weighed rating
1018.4
Projected new Weighted performance
650.7
Projected new final Raw rating (if new WP > new Raw)
1133.4
Projected new highest rating
1133.4
Projected new floor
633.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1133.4
Projected effective change (new Official - current Official)
=0.0
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
1088.0
Current Weighted rating
1088.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1088.0
Current highest rating achieved
1088.0
Current floor (min rating allowed)
588.0
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)
±194.5
Current Raw change used (final)
0.0
Projected new Raw rating
1088.0
Projected new Weighed rating
1001.0
Projected new Weighted performance
32.7
Projected new final Raw rating (if new WP > new Raw)
1088.0
Projected new highest rating
1088.0
Projected new floor
588.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1088.0
Projected effective change (new Official - current Official)
=0.0
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
1156.0
Current Weighted rating
1157.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1157.8
Current highest rating achieved
1156.0
Current floor (min rating allowed)
656.0
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)
±176.5
Current Raw change used (final)
0.0
Projected new Raw rating
1156.0
Projected new Weighed rating
1064.4
Projected new Weighted performance
664.2
Projected new final Raw rating (if new WP > new Raw)
1156.0
Projected new highest rating
1156.0
Projected new floor
656.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1156.0
Projected effective change (new Official - current Official)
-1.8
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
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Bojanala's Clash Of Schools - Secondary 2024 (High School Seniors)
2024/07/27
2024/07/27
Bojanala Platina (NBR)
Rapid
35
0.66
5
5
3.0
1093.0
1150.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Bojanala's Clash Of Schools - Secondary 2024 (High School Seniors)
2024/07/27
2024/07/27
Bojanala Platina (NBR)
Rapid
35
0.66
5
5
3.0
1093.0
1150.0
Analysis
2
Bojanala School League 2023 (High School Open)
2023/08/19
2023/08/19
Bojanala Platina (NBR)
Rapid
40
0.70
5
4
1.0
1107.0
1200.0
Analysis
1
Laerskool Vastrap 2018 (U14)
2018/02/03
2018/02/03
Bojanala Platina (NBR)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1276.2
1361.2
White
3
2
0
1
2.0
66.7
141.7
1253.9
1395.6
Black
2
1
0
1
1.0
50.0
0.0
1309.7
1309.7
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
5
3
0
2
3.0
60.0
85.0
1276.2
1361.2
White
3
2
0
1
2.0
66.7
141.7
1253.9
1395.6
Black
2
1
0
1
1.0
50.0
0.0
1309.7
1309.7
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
14
5
0
9
5.0
35.7
-121.4
1133.7
1012.3
White
9
3
0
6
3.0
33.3
-141.7
1106.1
964.4
Black
5
2
0
3
2.0
40.0
-85.0
1183.4
1098.4
Standard
All
5
1
0
4
1.0
20.0
-255.0
913.0
658.0
White
3
0
0
3
0.0
0.0
-425.0
819.1
394.1
Black
2
1
0
1
1.0
50.0
0.0
1053.8
1053.8
Rapid
All
9
4
0
5
4.0
44.4
-47.2
1256.4
1209.1
White
6
3
0
3
3.0
50.0
0.0
1249.6
1249.6
Black
3
1
0
2
1.0
33.3
-141.7
1269.9
1128.2
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
1060096340
Nwadi, FK (Franklin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1080300052
Ntshakaza, N (Njabulo)
1
1.0
1
0
0
100.0
1093.0
425.0
1518.0
View list
3
1080307436
Mpongeva, L (Lwandiso)
1
1.0
1
0
0
100.0
1093.0
425.0
1518.0
View list
4
2060144025
Matela, T (Thato Judith)
1
1.0
1
0
0
100.0
1107.0
425.0
1532.0
View list
5
1060160026
Schoeman, J (Juandre)
1
1.0
1
0
0
100.0
1093.0
425.0
1518.0
View list
6
105087752
Van Staden, D (Dian)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
105050616
Tsitsi, LB (Lesedi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1050096343
Ramokgaba, RRA (Resego)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1060148717
Du Preez, A (Amrin)
1
0.0
0
0
1
0.0
1107.0
-425.0
682.0
View list
10
1090131247
Changara, A (Adrian Tafara)
1
0.0
0
0
1
0.0
1107.0
-425.0
682.0
View list
11
1070140385
Motshoane, K (Koketso)
1
0.0
0
0
1
0.0
1093.0
-425.0
668.0
View list
12
108087734
Mostert, GS (Gideon)
1
0.0
0
0
1
0.0
1093.0
-425.0
668.0
View list
13
105056528
Molefi, MT (Molemo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1080140388
Mohau, F (Foko)
1
0.0
0
0
1
0.0
1107.0
-425.0
682.0
View list