Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Viljoen, JC (Johanna)
Dob:
2000/07/14 (Adult)
Gender:
Female
Chess SA id:
200044754
FIDE id:
Region:
Gert Sibande (MGS)
Citizen:
RSA
Title(s):
Last active:
2018/05/19 (2192 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
Curent Raw rating
972.0
Curent Weighted rating
783.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
972.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
972.0
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)
±229.5
Current Raw change used (final)
0.0
Projected new Raw rating
972.0
Projected new Weighed rating
802.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
972.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
972.0
Projected new floor
500.0
Projected new K-facor
40
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
Curent Raw rating
972.0
Curent Weighted rating
784.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
972.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
972.0
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)
±229.5
Current Raw change used (final)
0.0
Projected new Raw rating
972.0
Projected new Weighed rating
803.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
972.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
972.0
Projected new floor
500.0
Projected new K-facor
40
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
Curent Raw rating
577.8
Curent Weighted rating
577.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
577.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
577.8
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)
±402.4
Current Raw change used (final)
0.0
Projected new Raw rating
577.8
Projected new Weighed rating
577.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
577.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
577.8
Projected new floor
500.0
Projected new K-facor
40
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
Curent Raw rating
552.6
Curent Weighted rating
552.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
552.6
Current floor (min rating allowed)
500.0
Current highest rating achieved
552.6
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)
±417.1
Current Raw change used (final)
0.0
Projected new Raw rating
552.6
Projected new Weighed rating
552.6
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
552.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
552.6
Projected new floor
500.0
Projected new K-facor
40
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
Gert Sibande High Schools Chess Trials 2018 (U18 Girls)
2018/05/19
2018/05/19
Gert Sibande (MGS)
Rapid
40
0.70
5
5
1.0
573.8
552.6
Analysis
2
Govan Mbeki Sub-District Trials Secondary School 2018 (U18 Girls)
2018/05/04
2018/05/04
Gert Sibande (MGS)
Standard
60
0.83
5
4
3.0
573.8
573.8
Analysis
1
South African Junior Team Championships 2017 (U18B)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
1.0
552.6
552.6
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
16
5
0
11
5.0
31.3
-159.4
1034.9
875.6
White
9
4
0
5
4.0
44.4
-47.2
1047.2
1000.0
Black
7
1
0
6
1.0
14.3
-303.6
1019.1
715.5
Standard
All
11
4
0
7
4.0
36.4
-115.9
1027.2
911.3
White
6
3
0
3
3.0
50.0
0.0
1046.2
1046.2
Black
5
1
0
4
1.0
20.0
-255.0
1004.4
749.4
Rapid
All
5
1
0
4
1.0
20.0
-255.0
1051.9
796.9
White
3
1
0
2
1.0
33.3
-141.7
1049.3
907.6
Black
2
0
0
2
0.0
0.0
-425.0
1055.8
630.8
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
202003163
Botha, V (Veronica)
2
0.0
0
0
2
0.0
573.8
-425.0
148.8
View list
2
201073313
Khoza, N (Nothando)
1
1.0
1
0
0
100.0
573.8
425.0
998.8
View list
3
201022201
Mbonani, OMP (Oddelia)
1
1.0
1
0
0
100.0
573.8
425.0
998.8
View list
4
2020100843
Adigun, Z (Zainub)
1
1.0
1
0
0
100.0
573.8
425.0
998.8
View list
5
101038745
Van Buynder, B (Bart)
1
1.0
1
0
0
100.0
552.6
425.0
977.6
View list
6
201075013
Morar, A (Anjali)
1
1.0
1
0
0
100.0
573.8
425.0
998.8
View list
7
201041986
Viviers, LM (Lene)
1
0.0
0
0
1
0.0
573.8
-425.0
148.8
View list
8
100041187
Varghese, K (Kevin)
1
0.0
0
0
1
0.0
552.6
-425.0
127.6
View list
9
101040002
Van Jaarsveld, L (Lihann)
1
0.0
0
0
1
0.0
552.6
-425.0
127.6
View list
10
101075143
Mogomotsi, K (Kganya)
1
0.0
0
0
1
0.0
552.6
-425.0
127.6
View list
11
2020102321
Mabaso, P (Paulette)
1
0.0
0
0
1
0.0
573.8
-425.0
148.8
View list
12
200000585
Anagnostou, ZV (Zoe)
1
0.0
0
0
1
0.0
552.6
-425.0
127.6
View list
13
101069553
Freeks, K (Karl)
1
0.0
0
0
1
0.0
552.6
-425.0
127.6
View list
14
201044679
Dinham, M (Megan)
1
0.0
0
0
1
0.0
552.6
-425.0
127.6
View list
15
200048057
Broekman, J (Junicke)
1
0.0
0
0
1
0.0
573.8
-425.0
148.8
View list