Chess South Africa
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Chess South Africa
Liebenberg, I (Irwin)
Dob:
2007/02/02 (U18)
Gender:
Male
Chess SA id:
1070308392
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/07/27 (54 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
1225.7
Current Weighted rating
1202.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1225.7
Current highest rating achieved
1225.7
Current floor (min rating allowed)
725.7
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)
±159.9
Current Raw change used (final)
0.0
Projected new Raw rating
1225.7
Projected new Weighed rating
1106.0
Projected new Weighted performance
420.1
Projected new final Raw rating (if new WP > new Raw)
1225.7
Projected new highest rating
1225.7
Projected new floor
725.7
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1225.7
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
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
1244.4
Current Weighted rating
1203.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1244.4
Current highest rating achieved
1244.4
Current floor (min rating allowed)
744.4
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)
±155.7
Current Raw change used (final)
0.0
Projected new Raw rating
1244.4
Projected new Weighed rating
1107.4
Projected new Weighted performance
442.2
Projected new final Raw rating (if new WP > new Raw)
1244.4
Projected new highest rating
1244.4
Projected new floor
744.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1244.4
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
1
Westerford Chess Challenger 2024 (U18)
2024/07/27
2024/07/27
Cape Town (WCT)
Rapid
30
0.60
6
6
4.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
Westerford Chess Challenger 2024 (U18)
2024/07/27
2024/07/27
Cape Town (WCT)
Rapid
30
0.60
6
6
4.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
6
4
0
2
4.0
66.7
141.7
1210.0
1351.6
White
3
3
0
0
3.0
100.0
425.0
1200.0
1625.0
Black
3
1
0
2
1.0
33.3
-141.7
1219.9
1078.2
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
6
4
0
2
4.0
66.7
141.7
1210.0
1351.6
White
3
3
0
0
3.0
100.0
425.0
1200.0
1625.0
Black
3
1
0
2
1.0
33.3
-141.7
1219.9
1078.2
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
6
4
0
2
4.0
66.7
141.7
1210.0
1351.6
White
3
3
0
0
3.0
100.0
425.0
1200.0
1625.0
Black
3
1
0
2
1.0
33.3
-141.7
1219.9
1078.2
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
6
4
0
2
4.0
66.7
141.7
1210.0
1351.6
White
3
3
0
0
3.0
100.0
425.0
1200.0
1625.0
Black
3
1
0
2
1.0
33.3
-141.7
1219.9
1078.2
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
1060308393
Muhiya, P (Paul)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1070308390
Kayter, K (Kyle)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1070308389
Kalombo, E (Edo Tshimanga)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1080308387
Francis, B (Blake)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1080308397
Saki, M (Membathisi Khwezi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
6
1080152878
Doidge, D (Daniel)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
