Player Page

Sebongwane, N (Nkosana)
Dob: 2003/05/31 (Adult)
Gender: Male
Chess SA id: 1030191365
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/10/05 (48 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 rating1338.2
Current Weighted rating1255.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1338.2
Current highest rating achieved1338.2
Current floor (min rating allowed)838.2
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)±136.2
Current Raw change used (final)0.0
Projected new Raw rating1338.2
Projected new Weighed rating1156.3
Projected new Weighted performance1331.2
Projected new final Raw rating (if new WP > new Raw)1338.2
Projected new highest rating1338.2
Projected new floor838.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1338.2
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 rating1322.0
Current Weighted rating1230.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1322.0
Current highest rating achieved1322.0
Current floor (min rating allowed)822.0
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)±139.4
Current Raw change used (final)0.0
Projected new Raw rating1322.0
Projected new Weighed rating1132.6
Projected new Weighted performance911.5
Projected new final Raw rating (if new WP > new Raw)1322.0
Projected new highest rating1322.0
Projected new floor822.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1322.0
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 rating1242.5
Current Weighted rating1228.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1242.5
Current highest rating achieved1242.5
Current floor (min rating allowed)742.5
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)±156.1
Current Raw change used (final)0.0
Projected new Raw rating1242.5
Projected new Weighed rating1130.8
Projected new Weighted performance794.5
Projected new final Raw rating (if new WP > new Raw)1242.5
Projected new highest rating1242.5
Projected new floor742.5
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1242.5
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 rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Guateng Universities Chess Championship 2024 2024/10/05 2024/10/05 Joe Gqabi (EJG) Standard 60 0.83 5 4 2.0 1314.9 1291.8 Analysis
3 Chess Power House July Open 2024 (B) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1246.8 1200.0 Analysis
2 Gauteng Cup 2nd Edition 2024 2024/05/18 2024/05/18 Johannesburg Metro (GJM) Standard 60 0.83 5 0 0.0 1246.8 1200.0 Analysis
1 University of the Witwatersrand vs University of Johannesburg 2024 2024/02/24 2024/02/24 Johannesburg Metro (GJM) Rapid 15 0.39 5 5 2.5 1233.3 1219.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Guateng Universities Chess Championship 2024 2024/10/05 2024/10/05 Joe Gqabi (EJG) Standard 60 0.83 5 4 2.0 1314.9 1291.8 Analysis
4 Chess Power House July Open 2024 (B) 2024/07/20 2024/07/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1246.8 1200.0 Analysis
3 Gauteng Cup 2nd Edition 2024 2024/05/18 2024/05/18 Johannesburg Metro (GJM) Standard 60 0.83 5 0 0.0 1246.8 1200.0 Analysis
2 University of the Witwatersrand vs University of Johannesburg 2024 2024/02/24 2024/02/24 Johannesburg Metro (GJM) Rapid 15 0.39 5 5 2.5 1233.3 1219.8 Analysis
1 Chess Power House Festive Rapid 2023 (B) 2023/12/15 2023/12/15 Johannesburg Metro (GJM) Rapid 20 0.47 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 14 8 1 5 8.5 60.7 91.1 1449.7 1540.8
White 7 4 1 2 4.5 64.3 121.4 1386.1 1507.6
Black 7 4 0 3 4.0 57.1 60.7 1513.3 1574.0
Standard All 9 6 0 3 6.0 66.7 141.7 1438.2 1579.8
White 4 3 0 1 3.0 75.0 212.5 1326.6 1539.1
Black 5 3 0 2 3.0 60.0 85.0 1527.4 1612.4
Rapid All 5 2 1 2 2.5 50.0 0.0 1470.5 1470.5
White 3 1 1 1 1.5 50.0 0.0 1465.5 1465.5
Black 2 1 0 1 1.0 50.0 0.0 1478.0 1478.0
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 20 11 1 8 11.5 57.5 63.7 1461.0 1524.7
White 10 5 1 4 5.5 55.0 42.5 1451.0 1493.5
Black 10 6 0 4 6.0 60.0 85.0 1470.9 1555.9
Standard All 9 6 0 3 6.0 66.7 141.7 1438.2 1579.8
White 4 3 0 1 3.0 75.0 212.5 1326.6 1539.1
Black 5 3 0 2 3.0 60.0 85.0 1527.4 1612.4
Rapid All 11 5 1 5 5.5 50.0 0.0 1479.6 1479.6
White 6 2 1 3 2.5 41.7 -70.8 1534.0 1463.2
Black 5 3 0 2 3.0 60.0 85.0 1414.4 1499.4
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 idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1990141277 Cele, S (Siyabonga) 1 1.0 1 0 0 100.0 1314.9 425.0 1739.9 View list
2 1010192124 Mgomezulu, S (Sandile) 1 1.0 1 0 0 100.0 1233.3 425.0 1658.3 View list
3 1090114761 Saunders, W (Wayde) 1 1.0 1 0 0 100.0 1246.8 425.0 1671.8 View list
4 1100306870 Purchase, N (Nathan) 1 1.0 1 0 0 100.0 1246.8 425.0 1671.8 View list
5 183028399 Ntombela, NL (Lwazi) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1780158298 Moultrey, A (Antonio Chrispian) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 1010192125 Mooketsi, T (Tshegofatso) 1 1.0 1 0 0 100.0 1233.3 425.0 1658.3 View list
8 1060099093 Madisha, K (Khotso Princie) 1 1.0 1 0 0 100.0 1314.9 425.0 1739.9 View list
9 1090116569 Gemmell, Z (Zac) 1 1.0 1 0 0 100.0 1246.8 425.0 1671.8 View list
10 1110097686 Froom, G (Gabriel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 1950147791 Chichava, B (Bongani) 1 1.0 1 0 0 100.0 1246.8 425.0 1671.8 View list
12 193004515 Chettiar, E (Evasan) 1 0.5 0 1 0 50.0 1233.3 0.0 1233.3 View list
13 1030097800 Tsholo, B (Boitumelo) 1 0.0 0 0 1 0.0 1246.8 -425.0 821.8 View list
14 199092500 Molobi, G (Gomolemo) 1 0.0 0 0 1 0.0 1314.9 -425.0 889.9 View list
15 1020097858 Matsebula, S (Sfiso) 1 0.0 0 0 1 0.0 1233.3 -425.0 808.3 View list
16 1970104047 Maponya, K (Khutso) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 197085342 Buthelezi, S (Simphiwe) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
18 105061707 Kula, VJ (Vuyani) 1 0.0 0 0 1 0.0 1233.3 -425.0 808.3 View list
19 199067012 Kagande, K (Kieth) 1 0.0 0 0 1 0.0 1314.9 -425.0 889.9 View list
20 1060107794 Jaitas, W (Worapat) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list