Chess South Africa
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Chess South Africa
Van Der Merwe, J (Jacobus)
Dob:
2011/05/30 (U14)
Gender:
Male
Chess SA id:
1110107037
FIDE id:
Region:
Lejweleputswa (FLW)
Citizen:
RSA
Title(s):
Last active:
2019/01/26 (2130 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
1167.5
Current Weighted rating
1167.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1167.5
Current highest rating achieved
1167.5
Current floor (min rating allowed)
667.5
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)
±173.7
Current Raw change used (final)
0.0
Projected new Raw rating
1167.5
Projected new Weighed rating
1074.1
Projected new Weighted performance
173.8
Projected new final Raw rating (if new WP > new Raw)
1167.5
Projected new highest rating
1167.5
Projected new floor
667.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1167.5
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
1162.4
Current Weighted rating
1162.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1162.4
Current highest rating achieved
1162.4
Current floor (min rating allowed)
662.4
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)
±174.9
Current Raw change used (final)
0.0
Projected new Raw rating
1162.4
Projected new Weighed rating
1069.4
Projected new Weighted performance
173.8
Projected new final Raw rating (if new WP > new Raw)
1162.4
Projected new highest rating
1162.4
Projected new floor
662.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1162.4
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
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
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)
±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
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Lejweleputswa 2nd Qualifying Swiss Open Tournament 2019 (F)
2019/01/26
2019/01/26
Lejweleputswa (FLW)
Standard
62
0.84
5
4
2.0
1164.8
1157.6
Analysis
1
Lejweleputswa 1st Qualifier 2019 (U10)
2018/10/27
2018/10/27
Lejweleputswa (FLW)
Standard
60
0.83
5
5
1.5
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
9
3
1
5
3.5
38.9
-94.4
1198.6
1104.1
White
6
2
1
3
2.5
41.7
-70.8
1207.7
1136.9
Black
3
1
0
2
1.0
33.3
-141.7
1180.3
1038.6
Standard
All
9
3
1
5
3.5
38.9
-94.4
1198.6
1104.1
White
6
2
1
3
2.5
41.7
-70.8
1207.7
1136.9
Black
3
1
0
2
1.0
33.3
-141.7
1180.3
1038.6
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
2100107036
Coetzer, N (Nicolene)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1080108122
Mogotsi, T (Tsholanang)
1
1.0
1
0
0
100.0
1164.8
425.0
1589.8
View list
3
2100108121
Matshingana , T (Thandoluhle)
1
1.0
1
0
0
100.0
1164.8
425.0
1589.8
View list
4
2100107038
Makhetha, L (Lulo)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
1100097784
Van Brakel, J (Jandre)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
110089871
Michalakis, S (Stefanos)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1100103454
Bouwer, P (Pieter)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1090108118
Du Preez, F (Francois)
1
0.0
0
0
1
0.0
1164.8
-425.0
739.8
View list
9
1110108117
Davis, K (Keegan)
1
0.0
0
0
1
0.0
1164.8
-425.0
739.8
View list
