Player Page

Bosman, S (Struan)
Dob: 2011/08/09 (U14)
Gender: Male
Chess SA id: 1110191586
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (46 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 rating1154.0
Current Weighted rating1184.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1184.8
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)±177.0
Current Raw change used (final)0.0
Projected new Raw rating1154.0
Projected new Weighed rating1089.5
Projected new Weighted performance851.4
Projected new final Raw rating (if new WP > new Raw)1154.0
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)1154.0
Projected effective change (new Official - current Official)-30.8
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 rating1147.0
Current Weighted rating1182.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1182.4
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)±178.8
Current Raw change used (final)0.0
Projected new Raw rating1147.0
Projected new Weighed rating1087.2
Projected new Weighted performance851.4
Projected new final Raw rating (if new WP > new Raw)1147.0
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)1147.0
Projected effective change (new Official - current Official)-35.4
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 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
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
3 JMC Crawford International Sandton 2024 (D) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1159.7 1152.8 Analysis
2 JNW Open - Classic - Crawford 2024 (C) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1160.3 1153.9 Analysis
1 JMC Kick Off Tournament 2024 (D) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1200.0 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 JMC Crawford International Sandton 2024 (D) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1159.7 1152.8 Analysis
2 JNW Open - Classic - Crawford 2024 (C) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1160.3 1153.9 Analysis
1 JMC Kick Off Tournament 2024 (D) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 1.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 15 5 0 10 5.0 33.3 -141.7 1226.3 1084.6
White 7 3 0 4 3.0 42.9 -60.7 1220.4 1159.6
Black 8 2 0 6 2.0 25.0 -212.5 1231.5 1019.0
Standard All 15 5 0 10 5.0 33.3 -141.7 1226.3 1084.6
White 7 3 0 4 3.0 42.9 -60.7 1220.4 1159.6
Black 8 2 0 6 2.0 25.0 -212.5 1231.5 1019.0
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 15 5 0 10 5.0 33.3 -141.7 1226.3 1084.6
White 7 3 0 4 3.0 42.9 -60.7 1220.4 1159.6
Black 8 2 0 6 2.0 25.0 -212.5 1231.5 1019.0
Standard All 15 5 0 10 5.0 33.3 -141.7 1226.3 1084.6
White 7 3 0 4 3.0 42.9 -60.7 1220.4 1159.6
Black 8 2 0 6 2.0 25.0 -212.5 1231.5 1019.0
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1140304123 Zhou, Y (Yicheng) 1 1.0 1 0 0 100.0 1159.7 425.0 1584.7 View list
2 2120190853 Wang, A (Annabelle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 2140190842 Mahale, A (Agastya) 1 1.0 1 0 0 100.0 1159.7 425.0 1584.7 View list
4 2120300396 Legodi, R (Reneilwe) 1 1.0 1 0 0 100.0 1160.3 425.0 1585.3 View list
5 1110300394 Fietze, M (Mathew) 1 1.0 1 0 0 100.0 1160.3 425.0 1585.3 View list
6 1140142848 Dippenaar, L (Lian) 1 0.0 0 0 1 0.0 1159.7 -425.0 734.7 View list
7 1110304110 Devereux, C (Cayden) 1 0.0 0 0 1 0.0 1159.7 -425.0 734.7 View list
8 2140149175 Boshoff, M (Milah) 1 0.0 0 0 1 0.0 1160.3 -425.0 735.3 View list
9 1120148615 Upadhyay, S (Savya) 1 0.0 0 0 1 0.0 1160.3 -425.0 735.3 View list
10 1080113794 Tayob, M (Muhammed) 1 0.0 0 0 1 0.0 1159.7 -425.0 734.7 View list
11 1090117650 Sibanda, M (Marlvin) 1 0.0 0 0 1 0.0 1160.3 -425.0 735.3 View list
12 2120130724 Papanicolaou, A (Alexandra) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
13 1110155754 Ngubane, L (Lesedi) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
14 1110110087 Moletsane, O (Oabile) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
15 211092268 Mkhasibe, NZ (Nobuhle) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list