Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Pearson, GEC (Grahame)
Dob:
1943/05/20 (Adult)
Gender:
Male
Chess SA id:
143029559
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2023/09/09 (235 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
Curent Raw rating
1592.5
Curent Weighted rating
1592.2
Curent Weighted performance
719.9
Current official/published rating (highest between Raw, WR and WP)
1592.5
Current floor (min rating allowed)
1316.0
Current highest rating achieved
1816.0
Current K-factor
24
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)
±94.8
Current Raw change used (final)
0.0
Projected new Raw rating
1592.5
Projected new Weighed rating
1591.8
Projected new Weighted performance
719.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1592.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1816.0
Projected new floor
1316.0
Projected new K-facor
24
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
Curent Raw rating
1596.5
Curent Weighted rating
1597.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1597.8
Current floor (min rating allowed)
1316.0
Current highest rating achieved
1816.0
Current K-factor
24
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)
±94.3
Current Raw change used (final)
0.0
Projected new Raw rating
1596.5
Projected new Weighed rating
1597.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1597.2
Projected effective change (new Official - current Official)
-0.6
Projected new highest rating
1816.0
Projected new floor
1316.0
Projected new K-facor
24
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
Curent Raw rating
1777.7
Curent Weighted rating
1777.7
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1777.7
Current floor (min rating allowed)
1316.0
Current highest rating achieved
1816.0
Current K-factor
24
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)
±72.8
Current Raw change used (final)
0.0
Projected new Raw rating
1777.7
Projected new Weighed rating
1777.7
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1777.7
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1816.0
Projected new floor
1316.0
Projected new K-facor
24
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
Curent Raw rating
1709.3
Curent Weighted rating
1709.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1709.3
Current floor (min rating allowed)
1316.0
Current highest rating achieved
1816.0
Current K-factor
24
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)
±80.3
Current Raw change used (final)
0.0
Projected new Raw rating
1709.3
Projected new Weighed rating
1709.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1709.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1816.0
Projected new floor
1316.0
Projected new K-facor
24
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
8
WP Club League 2023 (A)
2023/07/29
2023/09/09
Cape Town (WCT)
Standard
120
1.00
11
5
2.5
1587.7
1595.1
Analysis
7
2022 Western Province Club League (Premier)
2022/08/20
2022/10/01
Cape Town (WCT)
Standard
120
1.00
11
7
1.0
1624.7
1633.5
Analysis
6
2019 Western Province League (Premier)
2019/07/27
2019/09/07
Cape Town (WCT)
Standard
120
1.00
11
5
1.5
1646.5
1655.3
Analysis
5
Cape Town Chess Club - Club Championship 2019 (Candidate)
2019/05/07
2019/07/02
Cape Town (WCT)
Standard
60
0.83
7
6
5.5
1649.5
1661.5
Analysis
4
Cape Town Chess Club Annual Blitz Championship 2019
2019/04/23
2019/04/23
Cape Town (WCT)
Blitz
5
0.18
7
7
3.0
1650.7
1726.8
Analysis
3
2018 Western Province League (Premier)
2018/08/04
2018/09/15
Cape Town (WCT)
Standard
120
1.00
11
3
0.5
1694.1
1704.9
Analysis
2
Cape Town Chess Club Club Championship 2018 (Championship)
2018/05/08
2018/06/19
Cape Town (WCT)
Standard
90
0.94
7
7
1.0
1767.9
1777.7
Analysis
1
Cape Town Chess Club Blitz 2018
2018/04/24
2018/04/24
Cape Town (WCT)
Blitz
5
0.18
7
7
3.0
1777.7
1777.7
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
47
13
10
24
18.0
38.3
-99.5
1538.2
1438.7
White
24
7
4
13
9.0
37.5
-106.3
1549.1
1442.9
Black
23
6
6
11
9.0
39.1
-92.4
1526.8
1434.4
Standard
All
33
7
10
16
12.0
36.4
-115.9
1558.3
1442.4
White
16
3
4
9
5.0
31.3
-159.4
1608.2
1448.8
Black
17
4
6
7
7.0
41.2
-75.0
1511.3
1436.3
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
14
6
0
8
6.0
42.9
-60.7
1490.9
1430.1
White
8
4
0
4
4.0
50.0
0.0
1431.0
1431.0
Black
6
2
0
4
2.0
33.3
-141.7
1570.6
1429.0
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
104006413
De Jager, AJ (Andreas)
3
0.0
0
0
3
0.0
1663.4
-425.0
1238.4
View list
2
162082458
Levin, N (Norman)
2
2.0
2
0
0
100.0
1650.1
425.0
2075.1
View list
3
103029456
Paterson, J (Jonny)
2
2.0
2
0
0
100.0
1650.1
425.0
2075.1
View list
4
182009037
Erlank, WK (Warrick)
2
0.0
0
0
2
0.0
1714.2
-425.0
1289.2
View list
5
1840112189
Jegels, T (Tim)
1
1.0
1
0
0
100.0
1649.5
425.0
2074.5
View list
6
1720112190
Jegels, L (Llewellin)
1
1.0
1
0
0
100.0
1649.5
425.0
2074.5
View list
7
141017620
Leiserowitz, M (Maurice)
1
1.0
1
0
0
100.0
1649.5
425.0
2074.5
View list
8
192001584
Baxter, DJ (David)
1
1.0
1
0
0
100.0
1650.7
425.0
2075.7
View list
9
200007735
Du Plessis, AC (Anika)
1
1.0
1
0
0
100.0
1587.7
425.0
2012.7
View list
10
182082875
Moultrie, S (Sheldon)
1
1.0
1
0
0
100.0
1777.7
425.0
2202.7
View list
11
190026599
Naidoo, S (Srevandra)
1
1.0
1
0
0
100.0
1777.7
425.0
2202.7
View list
12
196085508
Nkosana, L (Luvuyo)
1
1.0
1
0
0
100.0
1777.7
425.0
2202.7
View list
13
174061333
Styer, G (Garth)
1
1.0
1
0
0
100.0
1646.5
425.0
2071.5
View list
14
1010115854
De Villiers, AM (Ammen Mohammed)
1
0.5
0
1
0
50.0
1587.7
0.0
1587.7
View list
15
100009579
Flores Bartoli, A (Andrew)
1
0.5
0
1
0
50.0
1587.7
0.0
1587.7
View list
16
163002189
Bhawoodien, SH (Shabier)
1
0.5
0
1
0
50.0
1624.7
0.0
1624.7
View list
17
162017968
Lewis, MMM (Mark)
1
0.5
0
1
0
50.0
1646.5
0.0
1646.5
View list
18
185022677
Mentoor, TT (Theodor)
1
0.5
0
1
0
50.0
1587.7
0.0
1587.7
View list
19
1030107476
Ressel, T (Tane)
1
0.5
0
1
0
50.0
1624.7
0.0
1624.7
View list
20
1110106190
Salimu, C (Chase)
1
0.5
0
1
0
50.0
1649.5
0.0
1649.5
View list