Chess South Africa
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Chess South Africa
Kehrhahn, K (Keagan)
Dob:
2014/09/29 (U12)
Gender:
Male
Chess SA id:
1140304573
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/08/03 (113 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
1163.1
Current Weighted rating
1187.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1187.5
Current highest rating achieved
1179.7
Current floor (min rating allowed)
679.7
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)
±174.8
Current Raw change used (final)
0.0
Projected new Raw rating
1163.1
Projected new Weighed rating
1092.0
Projected new Weighted performance
627.6
Projected new final Raw rating (if new WP > new Raw)
1163.1
Projected new highest rating
1179.7
Projected new floor
679.7
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1163.1
Projected effective change (new Official - current Official)
-24.4
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
1156.0
Current Weighted rating
1184.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1184.8
Current highest rating achieved
1174.8
Current floor (min rating allowed)
674.8
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)
±176.5
Current Raw change used (final)
0.0
Projected new Raw rating
1156.0
Projected new Weighed rating
1089.5
Projected new Weighted performance
627.6
Projected new final Raw rating (if new WP > new Raw)
1156.0
Projected new highest rating
1174.8
Projected new floor
674.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1156.0
Projected effective change (new Official - current Official)
-28.8
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
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
D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13B)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1179.7
1174.8
Analysis
1
2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
D4 Tshwane South District Schools Teams Chess Tournament 2024 (U13B)
2024/08/03
2024/08/03
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1179.7
1174.8
Analysis
1
2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed)
2024/05/11
2024/05/11
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
10
4
0
6
4.0
40.0
-85.0
1187.6
1102.6
White
6
2
0
4
2.0
33.3
-141.7
1187.2
1045.6
Black
4
2
0
2
2.0
50.0
0.0
1188.2
1188.2
Standard
All
10
4
0
6
4.0
40.0
-85.0
1187.6
1102.6
White
6
2
0
4
2.0
33.3
-141.7
1187.2
1045.6
Black
4
2
0
2
2.0
50.0
0.0
1188.2
1188.2
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
4
0
6
4.0
40.0
-85.0
1187.6
1102.6
White
6
2
0
4
2.0
33.3
-141.7
1187.2
1045.6
Black
4
2
0
2
2.0
50.0
0.0
1188.2
1188.2
Standard
All
10
4
0
6
4.0
40.0
-85.0
1187.6
1102.6
White
6
2
0
4
2.0
33.3
-141.7
1187.2
1045.6
Black
4
2
0
2
2.0
50.0
0.0
1188.2
1188.2
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
1130304570
Bekker, D (Dylan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1120309028
Lee, E (Eugene)
1
1.0
1
0
0
100.0
1179.7
425.0
1604.7
View list
3
1140304580
Naude, P (Pieter)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1110192165
Van Wyk, H (Hénri)
1
1.0
1
0
0
100.0
1179.7
425.0
1604.7
View list
5
1120139989
Van Der Westhuizen, A (Andru)
1
0.0
0
0
1
0.0
1179.7
-425.0
754.7
View list
6
2130154142
Mabasa, D (Dzunani)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
7
1110309026
Kloppers, L (Lian)
1
0.0
0
0
1
0.0
1179.7
-425.0
754.7
View list
8
1140149164
Jugmohan, V (Vihar)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
2110304585
Coetzee, L (Lenska)
1
0.0
0
0
1
0.0
1179.7
-425.0
754.7
View list
10
1130144510
Botha, N (Nicholaas)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
