Chess South Africa
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Chess South Africa
Botha, A (Andre)
Dob:
1979/04/16 (Adult)
Gender:
Male
Chess SA id:
179002882
FIDE id:
Region:
Johannesburg Metro (GJM)
Citizen:
RSA
Title(s):
Last active:
2024/06/15 (16 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
1798.4
Current Weighted rating
1460.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1798.4
Current highest rating achieved
1810.0
Current floor (min rating allowed)
1310.0
Current K-factor
24
Games played this month
5
Score (S)
3.5
Expected score (We)
4.72
Difference (S-We)
-0.66
Current Raw change (no limits, including tournament time weight)
-15.8
Current min/max change allowed (with limits)
±70.7
Current Raw change used (final)
-15.8
Projected new Raw rating
1782.6
Projected new Weighed rating
1352.4
Projected new Weighted performance
921.2
Projected new final Raw rating (if new WP > new Raw)
1782.6
Projected new highest rating
1810.0
Projected new floor
1310.0
Projected new K-facor
24
Projected new official/published rating (highest between new Raw, new WR and new WP)
1782.6
Projected effective change (new Official - current Official)
-15.8
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
1793.3
Current Weighted rating
1458.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1793.3
Current highest rating achieved
1807.0
Current floor (min rating allowed)
1307.0
Current K-factor
24
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)
±71.2
Current Raw change used (final)
0.0
Projected new Raw rating
1793.3
Projected new Weighed rating
1350.8
Projected new Weighted performance
529.9
Projected new final Raw rating (if new WP > new Raw)
1793.3
Projected new highest rating
1807.0
Projected new floor
1307.0
Projected new K-facor
24
Projected new official/published rating (highest between new Raw, new WR and new WP)
1793.3
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
1807.0
Current Weighted rating
1461.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1807.0
Current highest rating achieved
1807.0
Current floor (min rating allowed)
1307.0
Current K-factor
24
s
Games played this month
5
Score (S)
3.5
Expected score (We)
4.72
Difference (S-We)
-1.22
Current Raw change (no limits, including tournament time weight)
-29.3
Current min/max change allowed (with limits)
±69.8
Current Raw change used (final)
-29.3
Projected new Raw rating
1777.7
Projected new Weighed rating
1352.9
Projected new Weighted performance
523.5
Projected new final Raw rating (if new WP > new Raw)
1777.7
Projected new highest rating
1807.0
Projected new floor
1307.0
Projected new K-facor
24
Projected new official/published rating (highest between new Raw, new WR and new WP)
1777.7
Projected effective change (new Official - current Official)
-29.3
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
1807.0
Current Weighted rating
1461.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1807.0
Current highest rating achieved
1807.0
Current floor (min rating allowed)
1307.0
Current K-factor
24
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)
±69.8
Current Raw change used (final)
0.0
Projected new Raw rating
1807.0
Projected new Weighed rating
1352.9
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1807.0
Projected new floor
1307.0
Projected new K-facor
24
Projected new official/published rating (highest between new Raw, new WR and new WP)
1807.0
Projected effective change (new Official - current Official)
=0.0
Tournaments
History
Tournament:
Nylstroom Modimolle Open Chess Tournament 15 June 2024
Start:
2024/06/15
End:
2024/06/15
Host:
LWM
Type:
Rapid
Time:
25
Time weight:
0.54
Rounds:
5
Games:
5
Score:
3.5
Main rating:
1798.4
Rating gain/loss:
-15.8
Type rating:
1807.0
Rating gain/loss:
-29.3
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Nylstroom Modimolle Open Chess Tournament 15 June 2024
2024/06/15
2024/06/15
Waterberg (LWM)
Rapid
25
0.54
5
5
3.5
1798.4
1807.0
Analysis
1
NABOOMSPAR Open Chess Tournament 2024 (Open)
2024/04/27
2024/04/27
Waterberg (LWM)
Standard
60
0.83
5
4
3.0
1810.0
1807.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Nylstroom Modimolle Open Chess Tournament 15 June 2024
2024/06/15
2024/06/15
Waterberg (LWM)
Rapid
25
0.54
5
5
3.5
1798.4
1807.0
Analysis
1
NABOOMSPAR Open Chess Tournament 2024 (Open)
2024/04/27
2024/04/27
Waterberg (LWM)
Standard
60
0.83
5
4
3.0
1810.0
1807.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
9
6
1
2
6.5
72.2
188.9
1411.0
1599.8
White
3
2
0
1
2.0
66.7
141.7
1479.5
1621.1
Black
6
4
1
1
4.5
75.0
212.5
1376.7
1589.2
Standard
All
4
3
0
1
3.0
75.0
212.5
1413.3
1625.8
White
1
1
0
0
1.0
100.0
425.0
1439.5
1864.5
Black
3
2
0
1
2.0
66.7
141.7
1404.5
1546.2
Rapid
All
5
3
1
1
3.5
70.0
170.0
1409.1
1579.1
White
2
1
0
1
1.0
50.0
0.0
1499.4
1499.4
Black
3
2
1
0
2.5
83.3
283.3
1348.9
1632.2
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
9
6
1
2
6.5
72.2
188.9
1411.0
1599.8
White
3
2
0
1
2.0
66.7
141.7
1479.5
1621.1
Black
6
4
1
1
4.5
75.0
212.5
1376.7
1589.2
Standard
All
4
3
0
1
3.0
75.0
212.5
1413.3
1625.8
White
1
1
0
0
1.0
100.0
425.0
1439.5
1864.5
Black
3
2
0
1
2.0
66.7
141.7
1404.5
1546.2
Rapid
All
5
3
1
1
3.5
70.0
170.0
1409.1
1579.1
White
2
1
0
1
1.0
50.0
0.0
1499.4
1499.4
Black
3
2
1
0
2.5
83.3
283.3
1348.9
1632.2
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
1120141034
Bergh, M (Martin)
1
1.0
1
0
0
100.0
1798.4
425.0
2223.4
View list
2
1080149442
Matlou, K (Kgethego M)
1
1.0
1
0
0
100.0
1798.4
425.0
2223.4
View list
3
1100302896
Van Rensburg, W (Wian)
1
1.0
1
0
0
100.0
1810.0
425.0
2235.0
View list
4
1120149378
Tebeila, L (Leago)
1
1.0
1
0
0
100.0
1810.0
425.0
2235.0
View list
5
1080135598
Sebake, K (Koketso)
1
1.0
1
0
0
100.0
1810.0
425.0
2235.0
View list
6
1080145433
Pretorius, Y (Yannich)
1
1.0
1
0
0
100.0
1798.4
425.0
2223.4
View list
7
1080145431
Pieterse, JJ (Johan)
1
0.5
0
1
0
50.0
1798.4
0.0
1798.4
View list
8
180015065
Kekana, M (Msiza)
1
0.0
0
0
1
0.0
1810.0
-425.0
1385.0
View list
9
167021952
Mavukani, MP (Mafemani)
1
0.0
0
0
1
0.0
1798.4
-425.0
1373.4
View list