Player Page

Jacobs, Q (Querin)
Dob: 2012/10/09 (U14)
Gender: Male
Chess SA id: 1120140070
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (65 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 rating1028.8
Current Weighted rating1035.6
Current Weighted performance896.3
Current official/published rating (highest between Raw, WR and WP)1035.6
Current highest rating achieved1182.1
Current floor (min rating allowed)682.1
Current K-factor40
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)±211.6
Current Raw change used (final)0.0
Projected new Raw rating1028.8
Projected new Weighed rating952.0
Projected new Weighted performance896.3
Projected new final Raw rating (if new WP > new Raw)1028.8
Projected new highest rating1182.1
Projected new floor682.1
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1028.8
Projected effective change (new Official - current Official)-6.8
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 rating999.2
Current Weighted rating1007.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1007.0
Current highest rating achieved1178.4
Current floor (min rating allowed)678.4
Current K-factor40
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)±220.7
Current Raw change used (final)0.0
Projected new Raw rating999.2
Projected new Weighed rating925.6
Projected new Weighted performance650.2
Projected new final Raw rating (if new WP > new Raw)999.2
Projected new highest rating1178.4
Projected new floor678.4
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)999.2
Projected effective change (new Official - current Official)-7.8
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 rating1113.6
Current Weighted rating1174.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1174.1
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)±187.5
Current Raw change used (final)0.0
Projected new Raw rating1113.6
Projected new Weighed rating1079.3
Projected new Weighted performance789.0
Projected new final Raw rating (if new WP > new Raw)1113.6
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)1113.6
Projected effective change (new Official - current Official)-60.5
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 Robertson Strategema Chess May 2024 (U13) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 30 0.60 5 4 1.0 1039.1 1147.1 Analysis
2 Brave Knights 2024 (U13) 2024/03/16 2024/03/16 Cape Winelands (WCW) Rapid 30 0.60 6 6 3.0 1008.1 1128.4 Analysis
1 Cape Winelands Schools - PS Trials 1 2024 (U13 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 1.0 1028.2 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 Robertson Strategema Chess May 2024 (U13) 2024/05/11 2024/05/11 Cape Winelands (WCW) Rapid 30 0.60 5 4 1.0 1039.1 1147.1 Analysis
6 Brave Knights 2024 (U13) 2024/03/16 2024/03/16 Cape Winelands (WCW) Rapid 30 0.60 6 6 3.0 1008.1 1128.4 Analysis
5 Cape Winelands Schools - PS Trials 1 2024 (U13 Boys) 2024/02/10 2024/02/10 Cape Winelands (WCW) Rapid 35 0.66 6 6 1.0 1028.2 1200.0 Analysis
4 CW Top Schools 2023 (U12) 2023/08/12 2023/08/12 West Coast (WCU) Standard 60 0.83 5 4 0.5 1054.4 1028.0 Analysis
3 Western Cape Woman`s Championship 2022 (Open) 2022/09/02 2022/09/04 West Coast (WCU) Standard 90 0.94 5 5 0.5 1124.7 1110.8 Analysis
2 Cape Winelands Schools Top Schools 2022 (U13 Mix) 2022/08/27 2022/08/27 Cape Winelands (WCW) Standard 60 0.83 5 3 0.0 1182.1 1178.4 Analysis
1 Ceres Open 2022 (U12) 2022/04/23 2022/04/23 Cape Winelands (WCW) Standard 60 0.83 7 7 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 16 5 0 11 5.0 31.3 -159.4 1190.0 1030.6
White 8 3 0 5 3.0 37.5 -106.3 1161.7 1055.5
Black 8 2 0 6 2.0 25.0 -212.5 1218.3 1005.8
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 16 5 0 11 5.0 31.3 -159.4 1190.0 1030.6
White 8 3 0 5 3.0 37.5 -106.3 1161.7 1055.5
Black 8 2 0 6 2.0 25.0 -212.5 1218.3 1005.8
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 35 8 2 25 9.0 25.7 -206.4 1186.2 979.7
White 20 5 0 15 5.0 25.0 -212.5 1178.3 965.8
Black 15 3 2 10 4.0 26.7 -198.3 1196.7 998.4
Standard All 19 3 2 14 4.0 21.1 -246.1 1182.9 936.9
White 12 2 0 10 2.0 16.7 -283.3 1189.3 905.9
Black 7 1 2 4 2.0 28.6 -182.1 1172.0 989.9
Rapid All 16 5 0 11 5.0 31.3 -159.4 1190.0 1030.6
White 8 3 0 5 3.0 37.5 -106.3 1161.7 1055.5
Black 8 2 0 6 2.0 25.0 -212.5 1218.3 1005.8
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 2110300871 Koopman, M (Maronashia) 2 2.0 2 0 0 100.0 1023.6 425.0 1448.6 View list
2 1120159924 Van Rooyen, B (Beuton) 2 1.0 1 0 1 50.0 1023.6 0.0 1023.6 View list
3 2120140073 Nel, L (Luzelle) 2 0.5 0 1 1 25.0 1127.2 -212.5 914.7 View list
4 1120140076 Rooi, J (Josh-Lee) 2 0.0 0 0 2 0.0 1162.3 -425.0 737.3 View list
5 1110192830 Fransman, H (Hayden) 1 1.0 1 0 0 100.0 1028.2 425.0 1453.2 View list
6 1090300870 Kanyepa, A (Austin) 1 1.0 1 0 0 100.0 1008.1 425.0 1433.1 View list
7 2140140074 Oliphant, E (Elnique) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 2110140072 Lukas, J (Jaymilee) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1110140077 Sekoe, G (Gabriel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1140139073 Wilsnach, L (Lishan) 1 0.5 0 1 0 50.0 1124.7 0.0 1124.7 View list
11 2110140075 Rooi, C (Chantelle) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
12 1100146170 Ntsondwa, L (Lunika) 1 0.0 0 0 1 0.0 1182.1 -425.0 757.1 View list
13 1090099592 Muller, R (Randall) 1 0.0 0 0 1 0.0 1124.7 -425.0 699.7 View list
14 2110119366 Kirchner, M (Miya) 1 0.0 0 0 1 0.0 1008.1 -425.0 583.1 View list
15 1110192836 Kimane, R (Reabetwe) 1 0.0 0 0 1 0.0 1028.2 -425.0 603.2 View list
16 2100146168 Jafta, L (Luzinda) 1 0.0 0 0 1 0.0 1182.1 -425.0 757.1 View list
17 1120132064 Fourie, R (Ruan) 1 0.0 0 0 1 0.0 1054.4 -425.0 629.4 View list
18 1120192828 Flaum, B (Ben) 1 0.0 0 0 1 0.0 1028.2 -425.0 603.2 View list
19 1120191175 Filander, E (Elijah) 1 0.0 0 0 1 0.0 1008.1 -425.0 583.1 View list
20 1100139433 Dotwana, N (Nelani) 1 0.0 0 0 1 0.0 1182.1 -425.0 757.1 View list