Chess South Africa
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Chess South Africa
Versfeld, S (Serena)
Dob:
2014/10/13 (U12)
Gender:
Female
Chess SA id:
2140300422
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/03/02 (119 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
1138.6
Current Weighted rating
1185.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1185.9
Current highest rating achieved
1138.6
Current floor (min rating allowed)
638.6
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)
±181.0
Current Raw change used (final)
0.0
Projected new Raw rating
1138.6
Projected new Weighed rating
1090.5
Projected new Weighted performance
285.8
Projected new final Raw rating (if new WP > new Raw)
1138.6
Projected new highest rating
1138.6
Projected new floor
638.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1138.6
Projected effective change (new Official - current Official)
-47.3
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
1126.4
Current Weighted rating
1183.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1183.1
Current highest rating achieved
1126.4
Current floor (min rating allowed)
626.4
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)
±184.1
Current Raw change used (final)
0.0
Projected new Raw rating
1126.4
Projected new Weighed rating
1087.8
Projected new Weighted performance
285.8
Projected new final Raw rating (if new WP > new Raw)
1126.4
Projected new highest rating
1126.4
Projected new floor
626.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1126.4
Projected effective change (new Official - current Official)
-56.7
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
0.0
Current floor (min rating allowed)
700.0
Current K-factor
40
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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
2024 Wynie Robbertse Chess Tournament (D2)
2024/03/02
2024/03/02
Tshwane (GTP)
Standard
60
0.83
5
5
0.5
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
2024 Wynie Robbertse Chess Tournament (D2)
2024/03/02
2024/03/02
Tshwane (GTP)
Standard
60
0.83
5
5
0.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
0
1
4
0.5
10.0
-340.0
1233.9
893.9
White
3
0
1
2
0.5
16.7
-283.3
1213.4
930.1
Black
2
0
0
2
0.0
0.0
-425.0
1264.7
839.7
Standard
All
5
0
1
4
0.5
10.0
-340.0
1233.9
893.9
White
3
0
1
2
0.5
16.7
-283.3
1213.4
930.1
Black
2
0
0
2
0.0
0.0
-425.0
1264.7
839.7
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
0
1
4
0.5
10.0
-340.0
1233.9
893.9
White
3
0
1
2
0.5
16.7
-283.3
1213.4
930.1
Black
2
0
0
2
0.0
0.0
-425.0
1264.7
839.7
Standard
All
5
0
1
4
0.5
10.0
-340.0
1233.9
893.9
White
3
0
1
2
0.5
16.7
-283.3
1213.4
930.1
Black
2
0
0
2
0.0
0.0
-425.0
1264.7
839.7
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
2110300420
Nkosi, D (Dodi Dita)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
2
1140137418
Van Der Wath, L (Logan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
1140144840
Lekalakala, R (Realeboga Blessings)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1130300419
Jonas, M (Mathew)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1120107815
Gruenenfelder, L (Laker)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list