Chess South Africa
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Chess South Africa
Collyer, B (Brian)
Dob:
2007/07/25 (U18)
Gender:
Male
Chess SA id:
1070154357
FIDE id:
Region:
Gert Sibande (MGS)
Citizen:
RSA
Title(s):
Last active:
2024/05/18 (39 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
1282.9
Current Weighted rating
1246.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1282.9
Current highest rating achieved
1282.9
Current floor (min rating allowed)
782.9
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)
±147.3
Current Raw change used (final)
0.0
Projected new Raw rating
1282.9
Projected new Weighed rating
1148.0
Projected new Weighted performance
799.6
Projected new final Raw rating (if new WP > new Raw)
1282.9
Projected new highest rating
1282.9
Projected new floor
782.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1282.9
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
1244.3
Current Weighted rating
1203.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1244.3
Current highest rating achieved
1244.3
Current floor (min rating allowed)
744.3
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)
±155.7
Current Raw change used (final)
0.0
Projected new Raw rating
1244.3
Projected new Weighed rating
1107.4
Projected new Weighted performance
467.1
Projected new final Raw rating (if new WP > new Raw)
1244.3
Projected new highest rating
1244.3
Projected new floor
744.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1244.3
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
1274.9
Current Weighted rating
1263.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1274.9
Current highest rating achieved
1274.9
Current floor (min rating allowed)
774.9
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)
±149.0
Current Raw change used (final)
0.0
Projected new Raw rating
1274.9
Projected new Weighed rating
1163.9
Projected new Weighted performance
437.5
Projected new final Raw rating (if new WP > new Raw)
1274.9
Projected new highest rating
1274.9
Projected new floor
774.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1274.9
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
1
Curro Chess Tournament 2024 (U21)
2024/05/18
2024/05/18
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
1252.1
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Curro Chess Tournament 2024 (U21)
2024/05/18
2024/05/18
Ehlanzeni (MEN)
Standard
63
0.84
5
5
3.0
1252.1
1200.0
Analysis
1
NWU Super 16 2023 (A)
2023/04/21
2023/04/21
Gert Sibande (MGS)
Rapid
30
0.60
7
6
6.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
2
1
3.0
60.0
85.0
1335.3
1420.3
White
2
0
1
1
0.5
25.0
-212.5
1478.1
1265.6
Black
3
2
1
0
2.5
83.3
283.3
1240.1
1523.4
Standard
All
5
2
2
1
3.0
60.0
85.0
1335.3
1420.3
White
2
0
1
1
0.5
25.0
-212.5
1478.1
1265.6
Black
3
2
1
0
2.5
83.3
283.3
1240.1
1523.4
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
11
8
2
1
9.0
81.8
270.5
1215.3
1485.8
White
5
3
1
1
3.5
70.0
170.0
1224.0
1394.0
Black
6
5
1
0
5.5
91.7
354.2
1208.1
1562.3
Standard
All
5
2
2
1
3.0
60.0
85.0
1335.3
1420.3
White
2
0
1
1
0.5
25.0
-212.5
1478.1
1265.6
Black
3
2
1
0
2.5
83.3
283.3
1240.1
1523.4
Rapid
All
6
6
0
0
6.0
100.0
425.0
1115.4
1540.4
White
3
3
0
0
3.0
100.0
425.0
1054.6
1479.6
Black
3
3
0
0
3.0
100.0
425.0
1176.2
1601.2
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
206076220
Kruger, C (Carmi)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1080304827
Khoza, S (Siyabulela)
1
1.0
1
0
0
100.0
1252.1
425.0
1677.1
View list
3
106091297
De Lange, GL (Gianni)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
208072577
Ackerman, B (Bea-Mari)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1070154387
Nkokou, G (Gomolemo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1060154381
Meyer, L (Luan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1070154379
Masilela, T (Thabo)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
1070154399
Sibiya, M (Mvelo)
1
1.0
1
0
0
100.0
1252.1
425.0
1677.1
View list
9
107093417
Sihlangu, K (Khayelihle)
1
0.5
0
1
0
50.0
1252.1
0.0
1252.1
View list
10
1080156700
Phillips, E (Eduard)
1
0.5
0
1
0
50.0
1252.1
0.0
1252.1
View list
11
106087991
Macanja, FA (Fadyl Armindo)
1
0.0
0
0
1
0.0
1252.1
-425.0
827.1
View list