Chess South Africa
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Chess South Africa
Andrews, Z (Zac)
Dob:
2011/08/21 (U14)
Gender:
Male
Chess SA id:
1110153784
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2023/07/29 (333 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
1191.2
Current Weighted rating
1193.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1193.4
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)
±167.9
Current Raw change used (final)
0.0
Projected new Raw rating
1191.2
Projected new Weighed rating
1097.8
Projected new Weighted performance
568.1
Projected new final Raw rating (if new WP > new Raw)
1191.2
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)
1191.2
Projected effective change (new Official - current Official)
-2.2
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
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
1187.0
Current Weighted rating
1189.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1189.8
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)
±168.9
Current Raw change used (final)
0.0
Projected new Raw rating
1187.0
Projected new Weighed rating
1094.4
Projected new Weighted performance
598.0
Projected new final Raw rating (if new WP > new Raw)
1187.0
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)
1187.0
Projected effective change (new Official - current Official)
-2.8
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
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Saldanha Open 2023 (B)
2023/07/29
2023/07/29
West Coast (WCU)
Rapid
30
0.60
5
5
2.0
1199.6
1196.0
Analysis
1
Lower West Coast Primary Schools Prestige Championships 2023 (U13 Boys)
2023/03/04
2023/03/04
West Coast (WCU)
Rapid
30
0.60
5
5
2.5
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
10
3
3
4
4.5
45.0
-42.5
1200.9
1158.4
White
4
1
2
1
2.0
50.0
0.0
1177.6
1177.6
Black
6
2
1
3
2.5
41.7
-70.8
1216.4
1145.6
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
10
3
3
4
4.5
45.0
-42.5
1200.9
1158.4
White
4
1
2
1
2.0
50.0
0.0
1177.6
1177.6
Black
6
2
1
3
2.5
41.7
-70.8
1216.4
1145.6
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
2110159903
Siebritz, N (Noelle)
1
1.0
1
0
0
100.0
1199.6
425.0
1624.6
View list
2
1100153800
Mafuto, E (Eli)
1
1.0
1
0
0
100.0
1199.6
425.0
1624.6
View list
3
1100153796
Kassy, E (Ettienne)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1110153804
Persens, G (Geraldo)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
5
1100103514
Niemand, R (Romario)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
6
1100142267
Mana, I (Ikhona)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
7
1100148031
Soshola, D (Diego)
1
0.0
0
0
1
0.0
1199.6
-425.0
774.6
View list
8
111090533
Ruiters, T (Thomlin)
1
0.0
0
0
1
0.0
1199.6
-425.0
774.6
View list
9
1100153805
Reed, C (Chrisnan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1060130313
Davids, C (Cleverton)
1
0.0
0
0
1
0.0
1199.6
-425.0
774.6
View list
