Chess South Africa
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Chess South Africa
Duvenhage, J (Johan)
Dob:
2002/02/26 (Adult)
Gender:
Male
Chess SA id:
102086983
FIDE id:
Region:
Pixley-ka-Seme (NCP)
Citizen:
RSA
Title(s):
Last active:
2018/06/23 (2195 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
1067.2
Current Weighted rating
1067.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1067.2
Current highest rating achieved
1106.0
Current floor (min rating allowed)
606.0
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)
±200.4
Current Raw change used (final)
0.0
Projected new Raw rating
1067.2
Projected new Weighed rating
981.8
Projected new Weighted performance
198.5
Projected new final Raw rating (if new WP > new Raw)
1067.2
Projected new highest rating
1106.0
Projected new floor
606.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1067.2
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
1046.4
Current Weighted rating
1046.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1046.4
Current highest rating achieved
1086.8
Current floor (min rating allowed)
586.8
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)
±206.4
Current Raw change used (final)
0.0
Projected new Raw rating
1046.4
Projected new Weighed rating
962.7
Projected new Weighted performance
198.5
Projected new final Raw rating (if new WP > new Raw)
1046.4
Projected new highest rating
1086.8
Projected new floor
586.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1046.4
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
4
NC Provincial Schools Eliminations 2018 (U18 Open)
2018/06/23
2018/06/23
Frances Baard (NCF)
Standard
60
0.83
5
5
1.0
1101.7
1084.0
Analysis
3
Pixley Schools District Eliminations 2018 (U17+U19)
2018/04/14
2018/04/14
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
3.0
1106.0
1086.8
Analysis
2
Grey College Inter Team Chess Tournament 2018 (B)
2018/02/23
2018/02/24
Mangaung (FMB)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
1
Pixley ka Seme Open 2018 (U18-Adult)
2018/02/10
2018/02/10
Pixley-ka-Seme (NCP)
Standard
60
0.83
5
5
2.0
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
20
8
0
12
8.0
40.0
-85.0
998.1
913.1
White
9
5
0
4
5.0
55.6
47.2
900.7
947.9
Black
11
3
0
8
3.0
27.3
-193.2
1077.8
884.6
Standard
All
20
8
0
12
8.0
40.0
-85.0
998.1
913.1
White
9
5
0
4
5.0
55.6
47.2
900.7
947.9
Black
11
3
0
8
3.0
27.3
-193.2
1077.8
884.6
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
201076062
Ntozini, T (Thandokazi)
2
2.0
2
0
0
100.0
1153.0
425.0
1578.0
View list
2
102010608
Gobo, M (Mbulelo)
1
1.0
1
0
0
100.0
1101.7
425.0
1526.7
View list
3
1020100108
Hoorn, V (Vaughn)
1
1.0
1
0
0
100.0
1106.0
425.0
1531.0
View list
4
102049233
Klopper, R (Ruben)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
201076063
Mxaxa, U (Unam)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
202084852
Booysen, R (Rochelle)
1
1.0
1
0
0
100.0
1106.0
425.0
1531.0
View list
7
2000098779
Stubbe, A (Amelia)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
102073306
Posholi, S (Sifiso)
1
0.0
0
0
1
0.0
1101.7
-425.0
676.7
View list
9
102093771
Zulu, S (Samkelo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
200078421
Vries, C (Charde)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
101089469
Van Scalkwyk, M (Mathew)
1
0.0
0
0
1
0.0
1106.0
-425.0
681.0
View list
12
1020098860
Van Der Westhuizen, E (Ettienne)
1
0.0
0
0
1
0.0
1101.7
-425.0
676.7
View list
13
1020098786
Marais, A (Andre)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
102089463
Links, B (Bradley)
1
0.0
0
0
1
0.0
1106.0
-425.0
681.0
View list
15
102092137
Jacobs, A (Amethyst)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
101095242
Goeieman, E (Emannuel)
1
0.0
0
0
1
0.0
1101.7
-425.0
676.7
View list
17
1010096799
Februarie, R (Romario)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
18
104092595
Botha, T (Tristan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
19
102080893
Botha, D (Duran)
1
0.0
0
0
1
0.0
1101.7
-425.0
676.7
View list