Chess South Africa
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Chess South Africa
Botha, J (Johan)
Dob:
1982/06/02 (Adult)
Gender:
Male
Chess SA id:
1820191152
FIDE id:
Region:
Bojanala Platina (NBR)
Citizen:
RSA
Title(s):
Last active:
2024/08/18 (32 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
1249.3
Current Weighted rating
1217.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1249.3
Current highest rating achieved
1249.3
Current floor (min rating allowed)
749.3
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)
±154.6
Current Raw change used (final)
0.0
Projected new Raw rating
1249.3
Projected new Weighed rating
1120.4
Projected new Weighted performance
982.5
Projected new final Raw rating (if new WP > new Raw)
1249.3
Projected new highest rating
1249.3
Projected new floor
749.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1249.3
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
1213.3
Current Weighted rating
1201.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1213.3
Current highest rating achieved
1213.3
Current floor (min rating allowed)
713.3
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)
±162.7
Current Raw change used (final)
0.0
Projected new Raw rating
1213.3
Projected new Weighed rating
1105.0
Projected new Weighted performance
414.4
Projected new final Raw rating (if new WP > new Raw)
1213.3
Projected new highest rating
1213.3
Projected new floor
713.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1213.3
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
1261.2
Current Weighted rating
1227.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1261.2
Current highest rating achieved
1261.2
Current floor (min rating allowed)
761.2
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)
±152.0
Current Raw change used (final)
0.0
Projected new Raw rating
1261.2
Projected new Weighed rating
1129.7
Projected new Weighted performance
767.0
Projected new final Raw rating (if new WP > new Raw)
1261.2
Projected new highest rating
1261.2
Projected new floor
761.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1261.2
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Bojanala's FIDE In The Sparkling Waters 2024 (Rooks)
2024/08/16
2024/08/18
Bojanala Platina (NBR)
Standard
120
1.00
6
6
2.5
1221.6
1200.0
Analysis
1
Bojanala's Kings & Queens Rapid and Doubles 2024 (Open)
2024/08/10
2024/08/10
Bojanala Platina (NBR)
Rapid
15
0.39
7
7
4.0
1221.6
1236.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Bojanala's FIDE In The Sparkling Waters 2024 (Rooks)
2024/08/16
2024/08/18
Bojanala Platina (NBR)
Standard
120
1.00
6
6
2.5
1221.6
1200.0
Analysis
2
Bojanala's Kings & Queens Rapid and Doubles 2024 (Open)
2024/08/10
2024/08/10
Bojanala Platina (NBR)
Rapid
15
0.39
7
7
4.0
1221.6
1236.0
Analysis
1
Growing Pawns Adult Battles 2023
2023/11/18
2023/11/18
Bojanala Platina (NBR)
Rapid
30
0.60
10
8
5.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
13
6
1
6
6.5
50.0
0.0
1325.7
1325.7
White
6
3
1
2
3.5
58.3
70.8
1341.1
1411.9
Black
7
3
0
4
3.0
42.9
-60.7
1312.4
1251.7
Standard
All
6
2
1
3
2.5
41.7
-70.8
1327.8
1257.0
White
3
1
1
1
1.5
50.0
0.0
1310.1
1310.1
Black
3
1
0
2
1.0
33.3
-141.7
1345.5
1203.9
Rapid
All
7
4
0
3
4.0
57.1
60.7
1323.8
1384.5
White
3
2
0
1
2.0
66.7
141.7
1372.1
1513.8
Black
4
2
0
2
2.0
50.0
0.0
1287.6
1287.6
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
21
11
1
9
11.5
54.8
40.5
1277.8
1318.3
White
10
6
1
3
6.5
65.0
127.5
1284.7
1412.2
Black
11
5
0
6
5.0
45.5
-38.6
1271.5
1232.9
Standard
All
6
2
1
3
2.5
41.7
-70.8
1327.8
1257.0
White
3
1
1
1
1.5
50.0
0.0
1310.1
1310.1
Black
3
1
0
2
1.0
33.3
-141.7
1345.5
1203.9
Rapid
All
15
9
0
6
9.0
60.0
85.0
1257.8
1342.8
White
7
5
0
2
5.0
71.4
182.1
1273.8
1455.9
Black
8
4
0
4
4.0
50.0
0.0
1243.8
1243.8
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
2810191156
September, M (Melanie)
2
2.0
2
0
0
100.0
1200.0
425.0
1625.0
View list
2
2790191155
Mostert, E (Engela)
2
1.0
1
0
1
50.0
1200.0
0.0
1200.0
View list
3
2860191154
Monare, T (Tlhogi)
2
1.0
1
0
1
50.0
1200.0
0.0
1200.0
View list
4
2860191153
Botha, L (Lynn-Marie)
2
1.0
1
0
1
50.0
1200.0
0.0
1200.0
View list
5
1110146603
Nel, J (J-Lincoln)
1
1.0
1
0
0
100.0
1221.6
425.0
1646.6
View list
6
2140146460
Mpipi, S (Selabe)
1
1.0
1
0
0
100.0
1221.6
425.0
1646.6
View list
7
1110306903
Botes, I (Izan)
1
1.0
1
0
0
100.0
1221.6
425.0
1646.6
View list
8
1600309242
Coetzee, J (Jan)
1
1.0
1
0
0
100.0
1221.6
425.0
1646.6
View list
9
2140136769
Monare, O (Oreratile)
1
1.0
1
0
0
100.0
1221.6
425.0
1646.6
View list
10
1090305151
Moloto, B (Barack)
1
1.0
1
0
0
100.0
1221.6
425.0
1646.6
View list
11
211093260
Jansen Van Vuuren, M (Mari)
1
0.5
0
1
0
50.0
1221.6
0.0
1221.6
View list
12
1080309770
Tesema, I (Israel)
1
0.0
0
0
1
0.0
1221.6
-425.0
796.6
View list
13
1130143710
Terblanche, B (Bernard)
1
0.0
0
0
1
0.0
1221.6
-425.0
796.6
View list
14
1140148748
Tan, H (Herman Qiyuan)
1
0.0
0
0
1
0.0
1221.6
-425.0
796.6
View list
15
1760134202
September, L (Lincohn)
1
0.0
0
0
1
0.0
1221.6
-425.0
796.6
View list
16
1100148730
Nkabinde, L (Lwazi)
1
0.0
0
0
1
0.0
1221.6
-425.0
796.6
View list
17
1090131247
Changara, A (Adrian Tafara)
1
0.0
0
0
1
0.0
1221.6
-425.0
796.6
View list