Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Mentoor, I (Ivan Gerrit)
Dob:
1989/08/25 (Adult)
Gender:
Male
Chess SA id:
1890134268
FIDE id:
Region:
Chess South Africa (CSA)
Citizen:
RSA
Title(s):
Last active:
2022/12/10 (713 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
1235.4
Current Weighted rating
1218.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1235.4
Current highest rating achieved
1235.4
Current floor (min rating allowed)
735.4
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)
±157.7
Current Raw change used (final)
0.0
Projected new Raw rating
1235.4
Projected new Weighed rating
1121.6
Projected new Weighted performance
448.9
Projected new final Raw rating (if new WP > new Raw)
1235.4
Projected new highest rating
1235.4
Projected new floor
735.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1235.4
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
1300.0
Current Weighted rating
1269.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current highest rating achieved
1300.0
Current floor (min rating allowed)
800.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1170.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1300.0
Projected new floor
800.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
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
1140.4
Current Weighted rating
1140.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1140.4
Current highest rating achieved
1151.6
Current floor (min rating allowed)
651.6
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)
±180.5
Current Raw change used (final)
0.0
Projected new Raw rating
1140.4
Projected new Weighed rating
1049.2
Projected new Weighted performance
472.5
Projected new final Raw rating (if new WP > new Raw)
1140.4
Projected new highest rating
1151.6
Projected new floor
651.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.4
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
1300.0
Current Weighted rating
1269.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current highest rating achieved
1300.0
Current floor (min rating allowed)
800.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1170.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1300.0
Projected new floor
800.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Clanwilliam Open 2022 (A)
2022/12/10
2022/12/10
West Coast (WCU)
Rapid
35
0.66
5
5
1.5
1178.0
1151.6
Analysis
2
West Coast Rural Chess Tournament 2021
2021/11/13
2021/11/13
West Coast (WCU)
Rapid
28
0.58
5
5
1.5
1200.0
1200.0
Analysis
1
Annual Clint Van Rooyen Challenge 2021 (Open)
2021/05/22
2021/05/22
West Coast (WCU)
Rapid
25
0.54
5
0
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
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
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
10
1
4
5
3.0
30.0
-170.0
1286.9
1116.9
White
6
1
3
2
2.5
41.7
-70.8
1305.8
1235.0
Black
4
0
1
3
0.5
12.5
-318.8
1258.5
939.7
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
10
1
4
5
3.0
30.0
-170.0
1286.9
1116.9
White
6
1
3
2
2.5
41.7
-70.8
1305.8
1235.0
Black
4
0
1
3
0.5
12.5
-318.8
1258.5
939.7
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
206055118
Ellman, A (Anne-Belle)
2
1.0
1
0
1
50.0
1189.0
0.0
1189.0
View list
2
109093559
Kameel, L (Lindon)
1
0.5
0
1
0
50.0
1178.0
0.0
1178.0
View list
3
187009582
Floris, IC (Isaac)
1
0.5
0
1
0
50.0
1178.0
0.0
1178.0
View list
4
101078563
Correia, S (Stephan)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
104056151
Wilson, L (Leston)
1
0.5
0
1
0
50.0
1178.0
0.0
1178.0
View list
6
100043000
Williams, L (Lionel)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1060099677
Njokweni, L (Llyabona)
1
0.0
0
0
1
0.0
1178.0
-425.0
753.0
View list
8
1000134267
Klaase, J (Jaco)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1060096290
Kariem, S (Shakir)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
