Player Page

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 (289 days ago)
Ratings
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 rating1592.5
Current Weighted rating1591.6
Current Weighted performance693.5
Current official/published rating (highest between Raw, WR and WP)1592.5
Current highest rating achieved1816.0
Current floor (min rating allowed)1316.0
Current K-factor24
Games played this month0
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 rating1592.5
Projected new Weighed rating1464.0
Projected new Weighted performance693.5
Projected new final Raw rating (if new WP > new Raw)1592.5
Projected new highest rating1816.0
Projected new floor1316.0
Projected new K-facor24
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
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 rating1596.5
Current Weighted rating1596.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1596.8
Current highest rating achieved1816.0
Current floor (min rating allowed)1316.0
Current K-factor24
Games played this month0
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 rating1596.5
Projected new Weighed rating1468.7
Projected new Weighted performance599.4
Projected new final Raw rating (if new WP > new Raw)1596.5
Projected new highest rating1816.0
Projected new floor1316.0
Projected new K-facor24
Projected new official/published rating (highest between new Raw, new WR and new WP)1596.5
Projected effective change (new Official - current Official)-0.3
s
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 rating1777.7
Current Weighted rating1777.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1777.7
Current highest rating achieved1816.0
Current floor (min rating allowed)1316.0
Current K-factor24
Games played this month0
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 rating1777.7
Projected new Weighed rating1635.5
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1816.0
Projected new floor1316.0
Projected new K-facor24
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
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 rating1709.3
Current Weighted rating1709.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1709.3
Current highest rating achieved1816.0
Current floor (min rating allowed)1316.0
Current K-factor24
Games played this month0
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 rating1709.3
Projected new Weighed rating1572.6
Projected new Weighted performance261.8
Projected new final Raw rating (if new WP > new Raw)1709.3
Projected new highest rating1816.0
Projected new floor1316.0
Projected new K-facor24
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
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
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
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
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