Chess South Africa
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Chess South Africa
Ferreira, RD (Ronan)
Dob:
2003/09/22 (Adult)
Gender:
Male
Chess SA id:
103009402
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2020/02/01 (1760 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
1307.8
Current Weighted rating
1307.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1307.8
Current highest rating achieved
1307.8
Current floor (min rating allowed)
807.8
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)
±142.2
Current Raw change used (final)
0.0
Projected new Raw rating
1307.8
Projected new Weighed rating
1203.2
Projected new Weighted performance
281.3
Projected new final Raw rating (if new WP > new Raw)
1307.8
Projected new highest rating
1307.8
Projected new floor
807.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1307.8
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
1295.0
Current Weighted rating
1295.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1295.0
Current highest rating achieved
1295.0
Current floor (min rating allowed)
795.0
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)
±144.8
Current Raw change used (final)
0.0
Projected new Raw rating
1295.0
Projected new Weighed rating
1191.4
Projected new Weighted performance
109.6
Projected new final Raw rating (if new WP > new Raw)
1295.0
Projected new highest rating
1295.0
Projected new floor
795.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1295.0
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
1274.5
Current Weighted rating
1274.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1274.5
Current highest rating achieved
1274.5
Current floor (min rating allowed)
774.5
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)
±149.1
Current Raw change used (final)
0.0
Projected new Raw rating
1274.5
Projected new Weighed rating
1172.5
Projected new Weighted performance
203.8
Projected new final Raw rating (if new WP > new Raw)
1274.5
Projected new highest rating
1274.5
Projected new floor
774.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1274.5
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
1218.0
Current Weighted rating
1218.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1218.0
Current highest rating achieved
1218.0
Current floor (min rating allowed)
718.0
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)
±161.6
Current Raw change used (final)
0.0
Projected new Raw rating
1218.0
Projected new Weighed rating
1120.6
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1218.0
Projected new floor
718.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1218.0
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
Back to School Rapid 2020 (Open)
2020/02/01
2020/02/01
West Coast (WCU)
Rapid
20
0.47
5
5
3.0
1281.9
1218.0
Analysis
1
Ekurhuleni North District Schools Final 2018 (U15)
2018/08/04
2018/08/04
Ekurhuleni (GE)
Standard
60
0.83
5
5
5.0
1218.0
1218.0
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
7
2
1
8.0
80.0
255.0
1296.6
1551.6
White
5
4
1
0
4.5
90.0
340.0
1270.6
1610.6
Black
5
3
1
1
3.5
70.0
170.0
1322.7
1492.7
Standard
All
5
5
0
0
5.0
100.0
425.0
1139.3
1564.3
White
3
3
0
0
3.0
100.0
425.0
1116.4
1541.4
Black
2
2
0
0
2.0
100.0
425.0
1173.6
1598.6
Rapid
All
5
2
2
1
3.0
60.0
85.0
1454.0
1539.0
White
2
1
1
0
1.5
75.0
212.5
1501.9
1714.4
Black
3
1
1
1
1.5
50.0
0.0
1422.0
1422.0
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
105081203
Bambo, K (Kamogelo)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
2
2040101418
Costelha, RG (Raquel Giverny)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
3
1080096247
Titus, D (Dominique)
1
1.0
1
0
0
100.0
1281.9
425.0
1706.9
View list
4
1830117684
Ruiters, I (Igor)
1
1.0
1
0
0
100.0
1281.9
425.0
1706.9
View list
5
1030104982
Ndlovu, K (Kearasetswe)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
6
204070731
Mazibuko, P (Philisiwe)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
7
104069181
Lingard, B (Bevan)
1
1.0
1
0
0
100.0
1218.0
425.0
1643.0
View list
8
102065999
Klaaste, C (Chadley)
1
0.5
0
1
0
50.0
1281.9
0.0
1281.9
View list
9
186005998
Daniels, MR (Melbowne)
1
0.5
0
1
0
50.0
1281.9
0.0
1281.9
View list
10
171001529
Basson, JE (Jacques)
1
0.0
0
0
1
0.0
1281.9
-425.0
856.9
View list
