Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Costelha, R (Rafeal)
Dob:
2006/05/09 (U20)
Gender:
Male
Chess SA id:
1060101320
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2022/05/14 (764 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
1189.2
Current Weighted rating
1189.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1189.2
Current highest rating achieved
1235.2
Current floor (min rating allowed)
735.2
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)
±168.4
Current Raw change used (final)
0.0
Projected new Raw rating
1189.2
Projected new Weighed rating
1094.1
Projected new Weighted performance
392.5
Projected new final Raw rating (if new WP > new Raw)
1189.2
Projected new highest rating
1235.2
Projected new floor
735.2
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1189.2
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
1186.6
Current Weighted rating
1186.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1186.6
Current highest rating achieved
1242.8
Current floor (min rating allowed)
742.8
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)
±169.0
Current Raw change used (final)
0.0
Projected new Raw rating
1186.6
Projected new Weighed rating
1091.7
Projected new Weighted performance
392.5
Projected new final Raw rating (if new WP > new Raw)
1186.6
Projected new highest rating
1242.8
Projected new floor
742.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1186.6
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
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
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
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
3
Ekurhuleni-North Schools Finals Indiv 2022 (U18 Boys)
2022/05/14
2022/05/14
Ekurhuleni (GE)
Standard
60
0.83
5
4
1.0
1235.2
1242.8
Analysis
2
Ekurhuleni North School District Finals 2019 (U15 Boys)
2019/05/11
2019/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
1211.0
1214.0
Analysis
1
Ekurhuleni North Schools Individuals 2018 (U13 Boys)
2018/05/12
2018/05/12
Ekurhuleni (GE)
Standard
60
0.83
5
5
3.0
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
14
7
0
7
7.0
50.0
0.0
1165.3
1165.3
White
7
4
0
3
4.0
57.1
60.7
1130.7
1191.4
Black
7
3
0
4
3.0
42.9
-60.7
1200.0
1139.3
Standard
All
14
7
0
7
7.0
50.0
0.0
1165.3
1165.3
White
7
4
0
3
4.0
57.1
60.7
1130.7
1191.4
Black
7
3
0
4
3.0
42.9
-60.7
1200.0
1139.3
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
1000101295
Mitchell, J (Joshua)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1070107514
Mbhiza, H (Hloniphani)
1
1.0
1
0
0
100.0
1235.2
425.0
1660.2
View list
3
1000101315
Mumba, A (Adamson)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1050113178
Mohoa, S (Spesile)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
5
1060113192
Ribese, R (Ronald)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
6
1040104986
Huang, D (Dennis)
1
1.0
1
0
0
100.0
1211.0
425.0
1636.0
View list
7
1000101307
Vutlharhi, B (Bvukeya)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
105047605
Terblanche, F (Fred)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1050142596
Papoutsis, J (James)
1
0.0
0
0
1
0.0
1235.2
-425.0
810.2
View list
10
1060113176
Mncube, D (Doctor)
1
0.0
0
0
1
0.0
1211.0
-425.0
786.0
View list
11
1050139599
Manaka, S (Sechaba)
1
0.0
0
0
1
0.0
1235.2
-425.0
810.2
View list
12
1020142825
Maaila, T (Tshepo)
1
0.0
0
0
1
0.0
1235.2
-425.0
810.2
View list
13
104069181
Lingard, B (Bevan)
1
0.0
0
0
1
0.0
1211.0
-425.0
786.0
View list
14
106081190
Huma, N (Neo Thimane)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list