Player Page

Van Der Merwe, SP (Sebastian)
Dob: 2011/02/22 (U14)
Gender: Male
Chess SA id: 1110115711
FIDE id:
Region: Dr Kenneth Kaunda (NWP)
Citizen: RSA
Title(s):
Last active: 2023/11/04 (196 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
Curent Raw rating1204.4
Curent Weighted rating1209.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1209.0
Current floor (min rating allowed)728.6
Current highest rating achieved1228.6
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)±164.8
Current Raw change used (final)0.0
Projected new Raw rating1204.4
Projected new Weighed rating1208.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1208.5
Projected effective change (new Official - current Official)-0.5
Projected new highest rating1228.6
Projected new floor728.6
Projected new K-facor36
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
Curent Raw rating1233.6
Curent Weighted rating1233.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1233.6
Current floor (min rating allowed)733.6
Current highest rating achieved1233.6
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)±158.1
Current Raw change used (final)0.0
Projected new Raw rating1233.6
Projected new Weighed rating1233.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1233.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1233.6
Projected new floor733.6
Projected new K-facor36
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
Curent Raw rating1161.6
Curent Weighted rating1167.5
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1167.5
Current floor (min rating allowed)673.2
Current highest rating achieved1173.2
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)±175.1
Current Raw change used (final)0.0
Projected new Raw rating1161.6
Projected new Weighed rating1166.9
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1166.9
Projected effective change (new Official - current Official)-0.7
Projected new highest rating1173.2
Projected new floor673.2
Projected new K-facor40
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)673.2
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor673.2
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
3 Chess Vikings Exam Rapid 2023 (B) 2023/11/04 2023/11/04 Buffalo City (EBC) Rapid 20 0.47 7 7 3.0 1213.4 1173.2 Analysis
2 BC Chess Trials 5 of 5 2022 (C) 2022/06/11 2022/06/11 Buffalo City (EBC) Rapid 20 0.47 7 7 3.0 1228.6 1200.0 Analysis
1 Doringkruin 2019 (U12 Beginners) 2019/06/08 2019/06/08 Dr Kenneth Kaunda (NWP) Standard 60 0.83 5 5 3.5 1200.0 1200.0 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 19 8 3 8 9.5 50.0 0.0 1195.0 1195.0
White 11 6 1 4 6.5 59.1 77.3 1207.3 1284.5
Black 8 2 2 4 3.0 37.5 -106.3 1178.3 1072.0
Standard All 5 3 1 1 3.5 70.0 170.0 1182.1 1352.1
White 3 3 0 0 3.0 100.0 425.0 1200.0 1625.0
Black 2 0 1 1 0.5 25.0 -212.5 1155.3 942.8
Rapid All 14 5 2 7 6.0 42.9 -60.7 1199.7 1138.9
White 8 3 1 4 3.5 43.8 -53.1 1210.0 1156.8
Black 6 2 1 3 2.5 41.7 -70.8 1185.9 1115.1
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 1140141791 Gower, L (Logan) 1 1.0 1 0 0 100.0 1228.6 425.0 1653.6 View list
2 1130136891 Scheeld, L (Liam) 1 1.0 1 0 0 100.0 1213.4 425.0 1638.4 View list
3 2090115707 Meyer, L (Lu-Meri) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1130190814 Mahembe, D (Delroy) 1 1.0 1 0 0 100.0 1213.4 425.0 1638.4 View list
5 1120190813 Kwatsha, U (Usenathi) 1 1.0 1 0 0 100.0 1213.4 425.0 1638.4 View list
6 2110115699 Botha, K (Kayla) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
7 2100115705 Fatola, T (Thoriso) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 2140138559 Dayimani, I (Imbo) 1 1.0 1 0 0 100.0 1228.6 425.0 1653.6 View list
9 1080115702 Carney, A (Arthur) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
10 1130141795 Kriel, A (Anais) 1 0.5 0 1 0 50.0 1228.6 0.0 1228.6 View list
11 1130136873 Basson, Z (Zachary) 1 0.5 0 1 0 50.0 1228.6 0.0 1228.6 View list
12 1150141809 Wiseman, L (Luke) 1 0.0 0 0 1 0.0 1228.6 -425.0 803.6 View list
13 1140137766 Wildeman, J (Jordez) 1 0.0 0 0 1 0.0 1213.4 -425.0 788.4 View list
14 1110161958 Van Der Sandt, J (Joshua) 1 0.0 0 0 1 0.0 1213.4 -425.0 788.4 View list
15 1110190817 Robymon, R (Rachel) 1 0.0 0 0 1 0.0 1213.4 -425.0 788.4 View list
16 1090100855 Ntili, A (Atang) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
17 1130133657 George, A (Aaron) 1 0.0 0 0 1 0.0 1213.4 -425.0 788.4 View list
18 1110136883 Joseph, A (Aahaana) 1 0.0 0 0 1 0.0 1228.6 -425.0 803.6 View list
19 1120141958 Belter, L (Leonard) 1 0.0 0 0 1 0.0 1228.6 -425.0 803.6 View list