Chess South Africa
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Chess South Africa
Roberts, PPP (Pierru)
Dob:
1987/09/09 (Adult)
Gender:
Male
Chess SA id:
187032297
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2023/07/22 (340 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
1271.3
Current Weighted rating
1246.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1271.3
Current highest rating achieved
1271.3
Current floor (min rating allowed)
771.3
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)
±149.8
Current Raw change used (final)
0.0
Projected new Raw rating
1271.3
Projected new Weighed rating
1147.7
Projected new Weighted performance
707.9
Projected new final Raw rating (if new WP > new Raw)
1271.3
Projected new highest rating
1271.3
Projected new floor
771.3
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1271.3
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
1260.4
Current Weighted rating
1244.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1260.4
Current highest rating achieved
1260.4
Current floor (min rating allowed)
760.4
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)
±152.1
Current Raw change used (final)
0.0
Projected new Raw rating
1260.4
Projected new Weighed rating
1146.1
Projected new Weighted performance
707.9
Projected new final Raw rating (if new WP > new Raw)
1260.4
Projected new highest rating
1260.4
Projected new floor
760.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1260.4
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
1300.0
Current Weighted rating
1243.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current highest rating achieved
1300.0
Current floor (min rating allowed)
800.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1145.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1300.0
Projected new floor
800.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
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
1300.0
Current Weighted rating
1243.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1300.0
Current highest rating achieved
1300.0
Current floor (min rating allowed)
800.0
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)
±143.8
Current Raw change used (final)
0.0
Projected new Raw rating
1300.0
Projected new Weighed rating
1145.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1300.0
Projected new floor
800.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1300.0
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
2023 Menlo Open Tournament (Parents)
2023/07/22
2023/07/22
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1196.7
1196.0
Analysis
1
JNW Open - Trinityhouse Little Falls 2023 (Adult)
2023/06/24
2023/06/24
Johannesburg Metro (GJM)
Standard
60
0.83
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
6
1
3
6.5
65.0
127.5
1198.4
1325.9
White
5
2
1
2
2.5
50.0
0.0
1209.7
1209.7
Black
5
4
0
1
4.0
80.0
255.0
1187.2
1442.2
Standard
All
10
6
1
3
6.5
65.0
127.5
1198.4
1325.9
White
5
2
1
2
2.5
50.0
0.0
1209.7
1209.7
Black
5
4
0
1
4.0
80.0
255.0
1187.2
1442.2
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
1050157312
Atkinson, J (Jamie)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1790158386
Pistorius, C (Charlie)
1
1.0
1
0
0
100.0
1196.7
425.0
1621.7
View list
3
1760158385
Ottermann, G (Guido)
1
1.0
1
0
0
100.0
1196.7
425.0
1621.7
View list
4
1740158384
Loubser, P (Pierre)
1
1.0
1
0
0
100.0
1196.7
425.0
1621.7
View list
5
1050136748
Kelly, N (Nicholas)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1710135716
Karsten, R (Raymond)
1
1.0
1
0
0
100.0
1196.7
425.0
1621.7
View list
7
1050143687
Gororo, M (Mufaro)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
8
1950157314
Zikalala, N (Nkulukelo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1700158387
Ribbens, J (Johann)
1
0.0
0
0
1
0.0
1196.7
-425.0
771.7
View list
10
1900157313
Njoko, S (Sibusiso)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
