Chess South Africa
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Chess South Africa
Roelfse, R (Reece)
Dob:
2007/02/21 (U18)
Gender:
Male
Chess SA id:
1070107871
FIDE id:
Region:
Eden (WEG)
Citizen:
RSA
Title(s):
Last active:
2023/02/25 (487 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
1153.9
Current Weighted rating
1152.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1153.9
Current highest rating achieved
1169.5
Current floor (min rating allowed)
669.5
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)
±177.1
Current Raw change used (final)
0.0
Projected new Raw rating
1153.9
Projected new Weighed rating
1060.4
Projected new Weighted performance
549.0
Projected new final Raw rating (if new WP > new Raw)
1153.9
Projected new highest rating
1169.5
Projected new floor
669.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1153.9
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
1148.0
Current Weighted rating
1146.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1148.0
Current highest rating achieved
1163.2
Current floor (min rating allowed)
663.2
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)
±178.6
Current Raw change used (final)
0.0
Projected new Raw rating
1148.0
Projected new Weighed rating
1054.8
Projected new Weighted performance
549.0
Projected new final Raw rating (if new WP > new Raw)
1148.0
Projected new highest rating
1163.2
Projected new floor
663.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1148.0
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
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
4
Oudussa Proewe 1 2023 (U17 Boys)
2023/02/25
2023/02/25
Eden District (WEG)
Standard
60
0.83
5
5
3.0
1137.6
1128.4
Analysis
3
Oudtshoorn Trials 3 2019 (U14)
2019/02/16
2019/02/16
Eden District (WEG)
Standard
60
0.83
5
5
2.0
1169.5
1163.2
Analysis
2
Oudtshoorn Trials 2 2019 (U14)
2019/02/09
2019/02/09
Eden District (WEG)
Standard
60
0.83
5
4
2.0
1169.5
1163.2
Analysis
1
Oudtshoorn Trials 1 2019 (U14)
2019/01/19
2019/01/19
Eden District (WEG)
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
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
19
9
0
10
9.0
47.4
-22.4
1121.5
1099.2
White
9
2
0
7
2.0
22.2
-236.1
1074.5
838.4
Black
10
7
0
3
7.0
70.0
170.0
1163.8
1333.8
Standard
All
19
9
0
10
9.0
47.4
-22.4
1121.5
1099.2
White
9
2
0
7
2.0
22.2
-236.1
1074.5
838.4
Black
10
7
0
3
7.0
70.0
170.0
1163.8
1333.8
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
1070107873
Absolom, N (Norman)
2
2.0
2
0
0
100.0
1184.8
425.0
1609.8
View list
2
106083796
Saayman, JM (Johannes)
2
0.0
0
0
2
0.0
1184.8
-425.0
759.8
View list
3
1070107868
Pheko, T (Thabiso)
2
0.0
0
0
2
0.0
1153.5
-425.0
728.5
View list
4
1060107856
De Jongh, H (Herchelle)
2
0.0
0
0
2
0.0
1184.8
-425.0
759.8
View list
5
107078108
De Vos, D (Denolyn)
1
1.0
1
0
0
100.0
1137.6
425.0
1562.6
View list
6
2060107874
Adams, K (Keenan)
1
1.0
1
0
0
100.0
1169.5
425.0
1594.5
View list
7
1070109430
Lidt, M (Miquel)
1
1.0
1
0
0
100.0
1169.5
425.0
1594.5
View list
8
106086235
Januarie, B (Beau-Jay)
1
1.0
1
0
0
100.0
1137.6
425.0
1562.6
View list
9
1070098414
Petersen, N (Nicolin)
1
1.0
1
0
0
100.0
1137.6
425.0
1562.6
View list
10
1060107861
Simkin, J (Jordan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
1060109426
Swartbooi, C (Christiaan)
1
1.0
1
0
0
100.0
1169.5
425.0
1594.5
View list
12
1070107862
Stander, R (Rashean)
1
0.0
0
0
1
0.0
1137.6
-425.0
712.6
View list
13
206078119
Meyer, K (Kristen)
1
0.0
0
0
1
0.0
1169.5
-425.0
744.5
View list
14
1070107858
Henning, C (Christiaan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
107078094
Greeff, S (Simon)
1
0.0
0
0
1
0.0
1169.5
-425.0
744.5
View list