Chess South Africa
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Chess South Africa
Jonker, S (Stefan)
Dob:
2002/07/07 (Adult)
Gender:
Male
Chess SA id:
1020097592
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2019/05/04 (2032 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
1084.8
Current Weighted rating
1084.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1084.8
Current highest rating achieved
1102.4
Current floor (min rating allowed)
602.4
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)
±195.4
Current Raw change used (final)
0.0
Projected new Raw rating
1084.8
Projected new Weighed rating
998.0
Projected new Weighted performance
126.0
Projected new final Raw rating (if new WP > new Raw)
1084.8
Projected new highest rating
1102.4
Projected new floor
602.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1084.8
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
1064.8
Current Weighted rating
1064.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1064.8
Current highest rating achieved
1082.4
Current floor (min rating allowed)
582.4
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)
±201.0
Current Raw change used (final)
0.0
Projected new Raw rating
1064.8
Projected new Weighed rating
979.6
Projected new Weighted performance
126.0
Projected new final Raw rating (if new WP > new Raw)
1064.8
Projected new highest rating
1082.4
Projected new floor
582.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1064.8
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
D7 Individuals 2019 (U17 Boys)
2019/05/04
2019/05/04
Sedibeng (GSV)
Standard
60
0.83
5
5
2.0
1102.4
1082.4
Analysis
1
2018 - D7 High Schools Individuals (U17 Boys)
2018/02/24
2018/02/24
Sedibeng (GSV)
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
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
3
0
7
3.0
30.0
-170.0
967.3
797.3
White
6
2
0
4
2.0
33.3
-141.7
1096.1
954.4
Black
4
1
0
3
1.0
25.0
-212.5
774.0
561.5
Standard
All
10
3
0
7
3.0
30.0
-170.0
967.3
797.3
White
6
2
0
4
2.0
33.3
-141.7
1096.1
954.4
Black
4
1
0
3
1.0
25.0
-212.5
774.0
561.5
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
102093464
Austin, R (Robbin)
1
1.0
1
0
0
100.0
1102.4
425.0
1527.4
View list
2
1020112802
Gill, B (Brendon)
1
1.0
1
0
0
100.0
1102.4
425.0
1527.4
View list
3
102081043
Jansen Van Vuuren, D (Darius)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
102036101
Steffen, G (Gerhard)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1010097593
Muchesa, B (Branden)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
1020112810
Mofokeng, S (Seatile)
1
0.0
0
0
1
0.0
1102.4
-425.0
677.4
View list
7
1020097587
Masie, S (Sizwe)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
103011356
Grobler, S (Stefan)
1
0.0
0
0
1
0.0
1102.4
-425.0
677.4
View list
9
102067389
Dube, S (Sizwe)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
103095921
Diedericks, C (Christiaan)
1
0.0
0
0
1
0.0
1102.4
-425.0
677.4
View list