Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Zhang, C (Chenyang)
Dob:
2015/06/30 (U10)
Gender:
Male
Chess SA id:
1150151778
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2023/03/04 (483 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
1245.0
Current Weighted rating
1239.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1245.0
Current highest rating achieved
1245.0
Current floor (min rating allowed)
745.0
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)
±155.5
Current Raw change used (final)
0.0
Projected new Raw rating
1245.0
Projected new Weighed rating
1141.2
Projected new Weighted performance
395.4
Projected new final Raw rating (if new WP > new Raw)
1245.0
Projected new highest rating
1245.0
Projected new floor
745.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1245.0
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
1252.4
Current Weighted rating
1246.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1252.4
Current highest rating achieved
1252.4
Current floor (min rating allowed)
752.4
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)
±153.9
Current Raw change used (final)
0.0
Projected new Raw rating
1252.4
Projected new Weighed rating
1147.3
Projected new Weighted performance
395.4
Projected new final Raw rating (if new WP > new Raw)
1252.4
Projected new highest rating
1252.4
Projected new floor
752.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1252.4
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
1
Ekurhuleni Springs Open 4 March 2023 (E)
2023/03/04
2023/03/04
Ekurhuleni (GE)
Standard
62
0.84
5
5
4.0
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
4
0
1
4.0
80.0
255.0
1166.3
1421.3
White
2
1
0
1
1.0
50.0
0.0
1115.8
1115.8
Black
3
3
0
0
3.0
100.0
425.0
1200.0
1625.0
Standard
All
5
4
0
1
4.0
80.0
255.0
1166.3
1421.3
White
2
1
0
1
1.0
50.0
0.0
1115.8
1115.8
Black
3
3
0
0
3.0
100.0
425.0
1200.0
1625.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2140151772
Podges, M (Mackenzie)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2160151766
Mafane, A (Atlegang)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1140143723
Collins, J (Jaytem)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1150151779
Zhu, R (Ryan Yuancheng)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
2150148082
Wong, K (Kayla)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
