Player Page

Mathamela, GM (George)
Dob: 1987/01/22 (Adult)
Gender: Male
Chess SA id: 187021613
FIDE id:
Region: Frances Baard (NCF)
Citizen: RSA
Title(s):
Last active: 2023/10/04 (370 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 rating1426.4
Current Weighted rating1425.7
Current Weighted performance1265.8
Current official/published rating (highest between Raw, WR and WP)1426.4
Current highest rating achieved1488.1
Current floor (min rating allowed)988.1
Current K-factor32
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)±120.1
Current Raw change used (final)0.0
Projected new Raw rating1426.4
Projected new Weighed rating1312.6
Projected new Weighted performance1265.8
Projected new final Raw rating (if new WP > new Raw)1426.4
Projected new highest rating1488.1
Projected new floor988.1
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1426.4
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 rating1437.0
Current Weighted rating1433.4
Current Weighted performance1196.3
Current official/published rating (highest between Raw, WR and WP)1437.0
Current highest rating achieved1496.3
Current floor (min rating allowed)996.3
Current K-factor32
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)±118.3
Current Raw change used (final)0.0
Projected new Raw rating1437.0
Projected new Weighed rating1319.8
Projected new Weighted performance1196.3
Projected new final Raw rating (if new WP > new Raw)1437.0
Projected new highest rating1496.3
Projected new floor996.3
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1437.0
Projected effective change (new Official - current Official)=0.0
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 rating1351.4
Current Weighted rating1353.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1353.0
Current highest rating achieved1351.4
Current floor (min rating allowed)851.4
Current K-factor36
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)±133.6
Current Raw change used (final)0.0
Projected new Raw rating1351.4
Projected new Weighed rating1244.3
Projected new Weighted performance381.1
Projected new final Raw rating (if new WP > new Raw)1351.4
Projected new highest rating1351.4
Projected new floor851.4
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1351.4
Projected effective change (new Official - current Official)-1.6
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 rating1412.6
Current Weighted rating1409.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1412.6
Current highest rating achieved1412.6
Current floor (min rating allowed)912.6
Current K-factor32
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)±122.5
Current Raw change used (final)0.0
Projected new Raw rating1412.6
Projected new Weighed rating1297.6
Projected new Weighted performance432.5
Projected new final Raw rating (if new WP > new Raw)1412.6
Projected new highest rating1412.6
Projected new floor912.6
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1412.6
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
26 2023 Moja Chess Extravaganza (B) 2023/09/30 2023/10/04 Frances Baard (NCF) Standard 120 1.00 9 7 3.0 1469.1 1472.9 Analysis
25 Kimberley Chess Club School Holiday Tournament 2023 (A) 2023/06/29 2023/06/29 Frances Baard (NCF) Standard 62 0.84 5 5 4.0 1368.5 1371.5 Analysis
24 Galeshewe Youth Day Chess Festival 2023 (Blitz) 2023/06/17 2023/06/17 Frances Baard (NCF) Blitz 5 0.18 9 9 6.0 1368.5 1383.8 Analysis
23 Mayibuye Tournament 2023 (Open) 2023/05/13 2023/05/13 Frances Baard (NCF) Rapid 15 0.39 5 5 2.5 1367.0 1383.8 Analysis
22 Galeshewe Open Tournament 2023 (Open) 2023/04/29 2023/04/29 Frances Baard (NCF) Standard 60 0.83 5 5 2.5 1359.0 1361.3 Analysis
21 Moja Open 2022 (Prestige) 2022/03/19 2022/03/22 Frances Baard (NCF) Standard 120 1.00 7 0 0.0 1359.0 1361.3 Analysis
20 Sol Plaatje Round Robin IV 2021 2021/04/01 2021/04/05 Frances Baard (NCF) Standard 120 1.00 9 9 1.0 1361.6 1362.6 Analysis
19 Sol Plaatje Round Robin I 2021 2021/01/16 2021/01/17 Frances Baard (NCF) Standard 90 0.94 5 5 1.0 1382.1 1385.3 Analysis
18 NC Open 2020 (A) 2020/02/28 2020/03/01 Frances Baard (NCF) Standard 120 1.00 5 4 0.5 1415.4 1417.6 Analysis
17 Frances Baard Chess Open 2020 (A) 2020/02/01 2020/02/01 Frances Baard (NCF) Standard 60 0.83 5 4 1.0 1436.6 1443.5 Analysis
16 Alfred Pesa Open 2019 (A) 2019/09/21 2019/09/23 Frances Baard (NCF) Standard 120 1.00 7 6 0.5 1467.6 1474.5 Analysis
15 South African Open Chess Championships 2019 (A) 2019/06/15 2019/06/22 Frances Baard (NCF) Standard 135 1.00 9 9 3.5 1488.1 1496.3 Analysis
14 Moja Chess Club FIDE Open 2019 (A) 2019/03/21 2019/03/24 Frances Baard (NCF) Standard 120 1.00 7 7 3.5 1459.9 1465.6 Analysis
13 Sol Plaatje University Open 2019 (A) 2019/03/01 2019/03/02 Frances Baard (NCF) Standard 60 0.83 5 4 2.5 1459.9 1465.6 Analysis
12 Kimberley Chess Club Open 2019 2019/01/26 2019/01/26 Frances Baard (NCF) Standard 61 0.83 5 5 3.0 1439.7 1441.6 Analysis
11 Northern Cape Open 2018 (Prestige) 2018/10/26 2018/10/28 Frances Baard (NCF) Standard 90 0.94 6 5 2.5 1428.7 1433.9 Analysis
10 Matlosana Mall 2018 (A) 2018/10/20 2018/10/20 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 2.0 1428.7 1433.9 Analysis
9 Sol Plaatje University Chess Club Open 2018 (A) 2018/10/13 2018/10/13 Frances Baard (NCF) Standard 90 0.94 6 6 4.0 1428.7 1433.9 Analysis
8 Northern Cape Closed Chess Championships 2018 (Adults & U20 Open) 2018/08/31 2018/09/01 Frances Baard (NCF) Standard 92 0.94 5 5 3.0 1438.0 1445.7 Analysis
7 Free State Open 2018 (A) 2018/08/17 2018/08/18 Mangaung (FMB) Standard 62 0.84 6 6 3.5 1432.7 1442.5 Analysis
12
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 144 63 15 66 70.5 49.0 -8.9 1445.0 1436.2
White 72 31 6 35 34.0 47.2 -23.6 1445.3 1421.7
Black 72 32 9 31 36.5 50.7 5.9 1444.7 1450.6
Standard All 130 55 14 61 62.0 47.7 -19.6 1449.7 1430.0
White 65 27 5 33 29.5 45.4 -39.2 1452.0 1412.8
Black 65 28 9 28 32.5 50.0 0.0 1447.3 1447.3
Rapid All 5 2 1 2 2.5 50.0 0.0 1387.4 1387.4
White 2 0 1 1 0.5 25.0 -212.5 1516.3 1303.8
Black 3 2 0 1 2.0 66.7 141.7 1301.4 1443.1
Blitz All 9 6 0 3 6.0 66.7 141.7 1410.3 1552.0
White 5 4 0 1 4.0 80.0 255.0 1330.0 1585.0
Black 4 2 0 2 2.0 50.0 0.0 1510.7 1510.7
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 198034674 Sikwati, L (Lizo) 9 0.0 0 0 9 0.0 1405.5 -425.0 980.5 View list
2 167029715 Pesa, MA (Mofoka) 8 2.5 2 1 5 31.3 1410.9 -159.4 1251.5 View list
3 197084822 Mathebula, X (Xolani Cebo) 7 2.5 2 1 4 35.7 1400.0 -121.4 1278.6 View list
4 185021400 Mashope, MD (Mpho) 6 1.0 0 2 4 16.7 1419.3 -283.3 1136.0 View list
5 188057471 Sebeela, P (Phenyo) 4 3.0 2 2 0 75.0 1426.3 212.5 1638.8 View list
6 155015320 Kgosi, BV (Bushy) 4 2.5 2 1 1 62.5 1430.3 106.3 1536.5 View list
7 197057622 Mithi, D (Dumiso) 4 1.0 1 0 3 25.0 1417.4 -212.5 1204.9 View list
8 171017444 Lebenya, MJ (Masilonyana) 3 2.5 2 1 0 83.3 1444.1 283.3 1727.4 View list
9 106066240 Mothata, O (Omaatla) 3 2.0 2 0 1 66.7 1383.0 141.7 1524.7 View list
10 199073094 Motsamai, T (Tshenolo) 3 2.0 2 0 1 66.7 1410.7 141.7 1552.4 View list
11 189059369 Valashia, IH (Itumeleng) 3 1.5 1 1 1 50.0 1421.7 0.0 1421.7 View list
12 186000996 Baatjies, TW (Thsepo) 3 1.0 1 0 2 33.3 1406.1 -141.7 1264.4 View list
13 194020362 Manaba, T (Thembani) 3 1.0 1 0 2 33.3 1394.0 -141.7 1252.3 View list
14 191060438 Pondo, D (Daniel) 3 0.5 0 1 2 16.7 1410.6 -283.3 1127.3 View list
15 206050683 Ahjum, SHA (Savannah) 2 2.0 2 0 0 100.0 1390.3 425.0 1815.3 View list
16 164021836 Matsie, P (Paul) 2 2.0 2 0 0 100.0 1405.3 425.0 1830.3 View list
17 190066198 Moroke, G (Gavin) 2 2.0 2 0 0 100.0 1367.8 425.0 1792.8 View list
18 196070298 Raadt, DS (Dominic Siphiwe) 2 2.0 2 0 0 100.0 1405.3 425.0 1830.3 View list
19 2070110636 Mathamela, O (Omphemetse) 2 1.5 1 1 0 75.0 1363.8 212.5 1576.3 View list
20 191016835 Kwababa, H (Harry) 2 1.0 1 0 1 50.0 1395.8 0.0 1395.8 View list