Chess South Africa
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Chess South Africa
Botha, J (Janco)
Dob:
2017/06/05 (U8)
Gender:
Male
Chess SA id:
1170192179
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/10/19 (33 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
1233.9
Current Weighted rating
1212.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1233.9
Current highest rating achieved
1233.9
Current floor (min rating allowed)
733.9
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)
±158.0
Current Raw change used (final)
0.0
Projected new Raw rating
1233.9
Projected new Weighed rating
1116.1
Projected new Weighted performance
743.0
Projected new final Raw rating (if new WP > new Raw)
1233.9
Projected new highest rating
1233.9
Projected new floor
733.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1233.9
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
1238.6
Current Weighted rating
1214.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1238.6
Current highest rating achieved
1238.6
Current floor (min rating allowed)
738.6
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)
±156.9
Current Raw change used (final)
0.0
Projected new Raw rating
1238.6
Projected new Weighed rating
1118.0
Projected new Weighted performance
743.0
Projected new final Raw rating (if new WP > new Raw)
1238.6
Projected new highest rating
1238.6
Projected new floor
738.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1238.6
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
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
2
Laerskool Doringkloof Primary Open Chess Tournament 2024 (U8)
2024/10/19
2024/10/19
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1219.3
1222.4
Analysis
1
2024 Constantiapark Open (F)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Laerskool Doringkloof Primary Open Chess Tournament 2024 (U8)
2024/10/19
2024/10/19
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1219.3
1222.4
Analysis
1
2024 Constantiapark Open (F)
2024/02/17
2024/02/17
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
6
0
4
6.0
60.0
85.0
1215.2
1300.2
White
5
2
0
3
2.0
40.0
-85.0
1251.3
1166.3
Black
5
4
0
1
4.0
80.0
255.0
1179.1
1434.1
Standard
All
10
6
0
4
6.0
60.0
85.0
1215.2
1300.2
White
5
2
0
3
2.0
40.0
-85.0
1251.3
1166.3
Black
5
4
0
1
4.0
80.0
255.0
1179.1
1434.1
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
6
0
4
6.0
60.0
85.0
1215.2
1300.2
White
5
2
0
3
2.0
40.0
-85.0
1251.3
1166.3
Black
5
4
0
1
4.0
80.0
255.0
1179.1
1434.1
Standard
All
10
6
0
4
6.0
60.0
85.0
1215.2
1300.2
White
5
2
0
3
2.0
40.0
-85.0
1251.3
1166.3
Black
5
4
0
1
4.0
80.0
255.0
1179.1
1434.1
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
1170192181
Jooste, N (Norman)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2170312862
Blignaut, A (Alexa)
1
1.0
1
0
0
100.0
1219.3
425.0
1644.3
View list
3
1160138298
Beldon, D (Daniel)
1
1.0
1
0
0
100.0
1219.3
425.0
1644.3
View list
4
1170312863
Mashego, M (Mohau)
1
1.0
1
0
0
100.0
1219.3
425.0
1644.3
View list
5
2170192186
Weyer, J (Jocelyn)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2180191634
Van Zyl, L (Liane)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1170302677
Simao, R (Raul)
1
0.0
0
0
1
0.0
1219.3
-425.0
794.3
View list
8
1170162033
Sahoo, S (Shaurya)
1
0.0
0
0
1
0.0
1219.3
-425.0
794.3
View list
9
1170157329
Roberts, M (Marthinus)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1170192183
Lochner, C (Calitz)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
