Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Petersen, C (Chesree)
Dob:
2005/10/04 (U20)
Gender:
Male
Chess SA id:
2050149961
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2024/04/20 (67 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
924.8
Current Weighted rating
1013.8
Current Weighted performance
830.6
Current official/published rating (highest between Raw, WR and WP)
1013.8
Current highest rating achieved
1131.9
Current floor (min rating allowed)
631.9
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)
±245.4
Current Raw change used (final)
0.0
Projected new Raw rating
924.8
Projected new Weighed rating
928.7
Projected new Weighted performance
830.6
Projected new final Raw rating (if new WP > new Raw)
924.8
Projected new highest rating
1131.9
Projected new floor
631.9
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
928.7
Projected effective change (new Official - current Official)
-85.1
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
896.0
Current Weighted rating
984.4
Current Weighted performance
830.6
Current official/published rating (highest between Raw, WR and WP)
984.4
Current highest rating achieved
1117.2
Current floor (min rating allowed)
617.2
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)
±255.7
Current Raw change used (final)
0.0
Projected new Raw rating
896.0
Projected new Weighed rating
901.1
Projected new Weighted performance
830.6
Projected new final Raw rating (if new WP > new Raw)
896.0
Projected new highest rating
1117.2
Projected new floor
617.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
901.1
Projected effective change (new Official - current Official)
-83.3
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
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.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Eden Chess Trials 2 2024 (U20)
2024/04/13
2024/04/20
Eden (WEG)
Standard
60
0.83
10
7
0.0
948.0
918.8
Analysis
2
Western Cape HS Individuals Championship 2024 (U20 Boys+Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
5
0.0
1005.1
970.0
Analysis
1
Eden School Chess Trials 1 2024 (U20 Mix)
2024/03/09
2024/03/09
Eden District (WEG)
Standard
60
0.83
5
5
1.0
1005.1
970.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Eden Chess Trials 2 2024 (U20)
2024/04/13
2024/04/20
Eden (WEG)
Standard
60
0.83
10
7
0.0
948.0
918.8
Analysis
6
Western Cape HS Individuals Championship 2024 (U20 Boys+Girls)
2024/03/21
2024/03/22
Overberg (WOS)
Standard
60
0.83
6
5
0.0
1005.1
970.0
Analysis
5
Eden School Chess Trials 1 2024 (U20 Mix)
2024/03/09
2024/03/09
Eden District (WEG)
Standard
60
0.83
5
5
1.0
1005.1
970.0
Analysis
4
Eden Trials 2+3 2023 (U20)
2023/04/15
2023/05/13
Eden District (WEG)
Standard
60
0.83
10
10
2.5
1037.6
1004.8
Analysis
3
Western Cape HS Individuals 2023 (U19 Girls)
2023/04/01
2023/04/02
Cape Town (WCT)
Standard
60
0.83
6
6
1.0
1097.7
1076.8
Analysis
2
Eden Trails 1 2023 (U19 Girls)
2023/03/11
2023/03/11
Eden District (WEG)
Standard
60
0.83
5
5
1.5
1131.9
1117.2
Analysis
1
Hessequa Proewe 2 2023 (O19 Seuns+Dogters)
2023/02/11
2023/02/11
Eden District (WEG)
Standard
60
0.83
5
4
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
17
1
0
16
1.0
5.9
-375.0
1251.8
876.8
White
9
0
0
9
0.0
0.0
-425.0
1244.9
819.9
Black
8
1
0
7
1.0
12.5
-318.8
1259.6
940.8
Standard
All
17
1
0
16
1.0
5.9
-375.0
1251.8
876.8
White
9
0
0
9
0.0
0.0
-425.0
1244.9
819.9
Black
8
1
0
7
1.0
12.5
-318.8
1259.6
940.8
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
42
3
6
33
6.0
14.3
-303.6
1192.4
888.9
White
20
1
4
15
3.0
15.0
-297.5
1197.9
900.4
Black
22
2
2
18
3.0
13.6
-309.1
1187.5
878.4
Standard
All
42
3
6
33
6.0
14.3
-303.6
1192.4
888.9
White
20
1
4
15
3.0
15.0
-297.5
1197.9
900.4
Black
22
2
2
18
3.0
13.6
-309.1
1187.5
878.4
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
2050139912
Mienies, D (Deanay)
3
2.0
1
2
0
66.7
1089.1
141.7
1230.7
View list
2
205061382
Bosch, E (Estee)
2
0.5
0
1
1
25.0
1067.7
-212.5
855.2
View list
3
2050130743
Gunguluza, M (Monique)
2
0.0
0
0
2
0.0
1166.0
-425.0
741.0
View list
4
2050130837
Kiewiet, S (Shaneel)
2
0.0
0
0
2
0.0
1084.8
-425.0
659.8
View list
5
1050098458
Mostert, R (Richard)
2
0.0
0
0
2
0.0
976.5
-425.0
551.5
View list
6
2050130745
Visagie, G (G-Olin)
2
0.0
0
0
2
0.0
1148.8
-425.0
723.8
View list
7
2040151102
Maxim, S (Sherlin)
1
1.0
1
0
0
100.0
1131.9
425.0
1556.9
View list
8
1050300776
Soule, J (Jason)
1
1.0
1
0
0
100.0
1005.1
425.0
1430.1
View list
9
1050117274
Hitzeroth, K (Kevin)
1
0.5
0
1
0
50.0
1037.6
0.0
1037.6
View list
10
1040117267
Macclune, B (Bobby)
1
0.5
0
1
0
50.0
1037.6
0.0
1037.6
View list
11
105091175
Zizi, B (Babalo)
1
0.5
0
1
0
50.0
1037.6
0.0
1037.6
View list
12
1050193177
Langhtrey, B (Brentiano)
1
0.0
0
0
1
0.0
1005.1
-425.0
580.1
View list
13
2050117277
Kiewiet, M (Miscka)
1
0.0
0
0
1
0.0
1131.9
-425.0
706.9
View list
14
1050148812
Katsen, L (Lyle)
1
0.0
0
0
1
0.0
1037.6
-425.0
612.6
View list
15
2050098457
Karelse, E (Erin-Leigh)
1
0.0
0
0
1
0.0
1037.6
-425.0
612.6
View list
16
2050130835
Jones, J (Jamie-Lee)
1
0.0
0
0
1
0.0
1097.7
-425.0
672.7
View list
17
1050104301
Blaauw, L (Lucin)
1
0.0
0
0
1
0.0
1037.6
-425.0
612.6
View list
18
2050117675
Baai, R (Rozaan)
1
0.0
0
0
1
0.0
1097.7
-425.0
672.7
View list
19
206088319
Andrews, K (Kaylin)
1
0.0
0
0
1
0.0
948.0
-425.0
523.0
View list
20
205078127
Amsterdam, A (Amuscka)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list