Chess South Africa
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Chess South Africa
Van Der Merwe, M (Marthinus)
Dob:
1976/09/28 (Adult)
Gender:
Male
Chess SA id:
1760134222
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2021/05/08 (1296 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
1247.0
Current Weighted rating
1241.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1247.0
Current highest rating achieved
1247.0
Current floor (min rating allowed)
747.0
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)
±155.1
Current Raw change used (final)
0.0
Projected new Raw rating
1247.0
Projected new Weighed rating
1142.4
Projected new Weighted performance
248.1
Projected new final Raw rating (if new WP > new Raw)
1247.0
Projected new highest rating
1247.0
Projected new floor
747.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1247.0
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
1231.2
Current Weighted rating
1231.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1231.2
Current highest rating achieved
1231.2
Current floor (min rating allowed)
731.2
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)
±158.6
Current Raw change used (final)
0.0
Projected new Raw rating
1231.2
Projected new Weighed rating
1132.7
Projected new Weighted performance
248.1
Projected new final Raw rating (if new WP > new Raw)
1231.2
Projected new highest rating
1231.2
Projected new floor
731.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1231.2
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
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)
±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
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
1
2021 Chris Greyling Open Tournament (C)
2021/05/08
2021/05/08
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
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
5
3
0
2
3.0
60.0
85.0
1253.3
1338.3
White
2
1
0
1
1.0
50.0
0.0
1221.7
1221.7
Black
3
2
0
1
2.0
66.7
141.7
1274.4
1416.1
Standard
All
5
3
0
2
3.0
60.0
85.0
1253.3
1338.3
White
2
1
0
1
1.0
50.0
0.0
1221.7
1221.7
Black
3
2
0
1
2.0
66.7
141.7
1274.4
1416.1
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1010134218
Boipelo, M (Moeketsane)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2120115959
Mungal, Z (Zoey)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
108077127
Lotz, L (Leanu)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1030115168
Chauke, G (Given)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
109083250
Byliefeldt, L (Leroux)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
