Chess South Africa
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Chess South Africa
Sonderup, C (Callum)
Dob:
2009/04/14 (U16)
Gender:
Male
Chess SA id:
1090105974
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2022/05/29 (719 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
Curent Raw rating
1297.3
Curent Weighted rating
1297.3
Curent Weighted performance
912.1
Current official/published rating (highest between Raw, WR and WP)
1297.3
Current floor (min rating allowed)
816.5
Current highest rating achieved
1316.5
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)
±144.4
Current Raw change used (final)
0.0
Projected new Raw rating
1297.3
Projected new Weighed rating
1297.3
Projected new Weighted performance
912.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1297.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1316.5
Projected new floor
816.5
Projected new K-facor
36
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
Curent Raw rating
1259.1
Curent Weighted rating
1259.1
Curent Weighted performance
789.9
Current official/published rating (highest between Raw, WR and WP)
1259.1
Current floor (min rating allowed)
776.3
Current highest rating achieved
1276.3
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)
±152.4
Current Raw change used (final)
0.0
Projected new Raw rating
1259.1
Projected new Weighed rating
1259.1
Projected new Weighted performance
789.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1259.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1276.3
Projected new floor
776.3
Projected new K-facor
36
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
Curent Raw rating
1301.2
Curent Weighted rating
1301.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1301.2
Current floor (min rating allowed)
801.2
Current highest rating achieved
1301.2
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)
±143.6
Current Raw change used (final)
0.0
Projected new Raw rating
1301.2
Projected new Weighed rating
1301.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1301.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1301.2
Projected new floor
801.2
Projected new K-facor
36
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
Curent Raw rating
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
801.2
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
801.2
Projected new K-facor
36
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
8
Western Cape Schools 2022 (U13 Boys)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
6
3.0
1286.9
1240.7
Analysis
7
Metro WP Schools Chess Trials 2022 (U13 Boys)
2022/04/22
2022/04/23
Cape Town (WCT)
Standard
60
0.83
6
5
2.0
1316.5
1276.3
Analysis
6
2022 Central District Individual Trials (U13)
2022/03/05
2022/03/05
Cape Town (WCT)
Rapid
30
0.60
5
5
5.0
1272.0
1200.0
Analysis
5
2020 Metro Trials (U11 Boys)
2020/03/13
2020/03/14
Cape Town (WCT)
Standard
60
0.83
5
5
3.0
1242.4
1244.3
Analysis
4
2020 Central District (U11)
2020/02/07
2020/02/08
Cape Town (WCT)
Standard
60
0.83
6
6
4.0
1231.9
1233.9
Analysis
3
Western Cape Top Schools 2019 (U11 Mix)
2019/08/31
2019/09/01
Cape Winelands (WCW)
Standard
60
0.83
5
3
1.0
1255.2
1263.4
Analysis
2
2019 Central District Schools Trials (U11)
2019/02/01
2019/02/02
Cape Town (WCT)
Standard
60
0.83
6
2
1.0
1259.4
1269.2
Analysis
1
Western Cape Top Schools 2018 (U7+U9 Mix)
2018/08/25
2018/08/26
Overberg (WOS)
Standard
60
0.83
5
4
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
Standard
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
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
36
23
0
13
23.0
63.9
118.1
1224.8
1342.9
White
17
14
0
3
14.0
82.4
275.0
1195.6
1470.6
Black
19
9
0
10
9.0
47.4
-22.4
1251.0
1228.6
Standard
All
31
18
0
13
18.0
58.1
68.5
1230.6
1299.2
White
15
12
0
3
12.0
80.0
255.0
1198.2
1453.2
Black
16
6
0
10
6.0
37.5
-106.3
1261.0
1154.8
Rapid
All
5
5
0
0
5.0
100.0
425.0
1188.8
1613.8
White
2
2
0
0
2.0
100.0
425.0
1175.7
1600.7
Black
3
3
0
0
3.0
100.0
425.0
1197.5
1622.5
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
1090105976
Horner, S (Samuel)
2
2.0
2
0
0
100.0
1237.2
425.0
1662.2
View list
2
2090108395
Mqadi, O (Olethiwe)
2
1.0
1
0
1
50.0
1252.0
0.0
1252.0
View list
3
109055124
Olkers, D (Declan)
2
0.0
0
0
2
0.0
1264.7
-425.0
839.7
View list
4
109087018
Bessinger, E (Emil)
1
1.0
1
0
0
100.0
1316.5
425.0
1741.5
View list
5
1090118807
Berry, J (Jordan)
1
1.0
1
0
0
100.0
1242.4
425.0
1667.4
View list
6
209084153
Bantom, K (Krishna)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
2100131781
Arendse, A (Alex)
1
1.0
1
0
0
100.0
1272.0
425.0
1697.0
View list
8
1100118811
April, M (Matthew)
1
1.0
1
0
0
100.0
1286.9
425.0
1711.9
View list
9
1090130923
Hendricks, M (Mogamat Basheer)
1
1.0
1
0
0
100.0
1231.9
425.0
1656.9
View list
10
2090103552
Jika, A (Aphelele)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
1090107483
Janse Van Rensburg, A (Arden)
1
1.0
1
0
0
100.0
1272.0
425.0
1697.0
View list
12
1100138451
De Vos, K (Kyle)
1
1.0
1
0
0
100.0
1286.9
425.0
1711.9
View list
13
1090105983
Makateus, H (Hayneville)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
1090137753
Mairosi, D (Dylan)
1
1.0
1
0
0
100.0
1272.0
425.0
1697.0
View list
15
1090111310
Liebenberg, M (Malan)
1
1.0
1
0
0
100.0
1286.9
425.0
1711.9
View list
16
2110099724
Joseph, V (Vernitrune)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
17
1100138525
Rossi, V (Valentino)
1
1.0
1
0
0
100.0
1316.5
425.0
1741.5
View list
18
2080108394
Samson, G (Grace-Ann)
1
1.0
1
0
0
100.0
1259.4
425.0
1684.4
View list
19
1090105977
Scriba, J (Joshua)
1
1.0
1
0
0
100.0
1231.9
425.0
1656.9
View list
20
1110118813
Stalmeester, J (Jaiden)
1
1.0
1
0
0
100.0
1255.2
425.0
1680.2
View list