Chess South Africa
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Chess South Africa
Welman, Z (Zikhona)
Dob:
2004/07/22 (Adult)
Gender:
Female
Chess SA id:
204082385
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2019/07/04 (1811 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
1177.8
Current Weighted rating
1177.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1177.8
Current highest rating achieved
1177.8
Current floor (min rating allowed)
677.8
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)
±171.1
Current Raw change used (final)
0.0
Projected new Raw rating
1177.8
Projected new Weighed rating
1083.6
Projected new Weighted performance
143.5
Projected new final Raw rating (if new WP > new Raw)
1177.8
Projected new highest rating
1177.8
Projected new floor
677.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1177.8
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
1173.6
Current Weighted rating
1173.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1173.6
Current highest rating achieved
1173.6
Current floor (min rating allowed)
673.6
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)
±172.2
Current Raw change used (final)
0.0
Projected new Raw rating
1173.6
Projected new Weighed rating
1079.7
Projected new Weighted performance
143.5
Projected new final Raw rating (if new WP > new Raw)
1173.6
Projected new highest rating
1173.6
Projected new floor
673.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1173.6
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
2019 SA Schools Winter Games (U15 Girls)
2019/07/01
2019/07/04
Ethekwini (KED)
Standard
90
0.94
7
7
3.0
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
14
6
0
8
6.0
42.9
-60.7
1194.7
1133.9
White
8
2
0
6
2.0
25.0
-212.5
1168.5
956.0
Black
6
4
0
2
4.0
66.7
141.7
1229.5
1371.1
Standard
All
14
6
0
8
6.0
42.9
-60.7
1194.7
1133.9
White
8
2
0
6
2.0
25.0
-212.5
1168.5
956.0
Black
6
4
0
2
4.0
66.7
141.7
1229.5
1371.1
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
2050105886
Karipedza, T (Thandiwe)
2
2.0
2
0
0
100.0
1200.0
425.0
1625.0
View list
2
2050116499
Motlomelo, M (Mamotsheng)
2
2.0
2
0
0
100.0
1200.0
425.0
1625.0
View list
3
204082742
Mosala, T (Tshiamo)
2
2.0
2
0
0
100.0
1200.0
425.0
1625.0
View list
4
204081799
Zuma, A (Amanda)
2
0.0
0
0
2
0.0
1200.0
-425.0
775.0
View list
5
204070462
Mthiyane, Q (Qiniso)
2
0.0
0
0
2
0.0
1200.0
-425.0
775.0
View list
6
204065654
Molele, M (Moloko)
2
0.0
0
0
2
0.0
1200.0
-425.0
775.0
View list
7
204000114
Abrahams, T (Taahirah)
2
0.0
0
0
2
0.0
1200.0
-425.0
775.0
View list
