Player Page

Groenewald, J (Joshua)
Dob: 2010/06/28 (U16)
Gender: Male
Chess SA id: 1100097158
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2023/02/18 (494 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 rating1220.6
Current Weighted rating1215.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1220.6
Current highest rating achieved1220.6
Current floor (min rating allowed)720.6
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)±161.0
Current Raw change used (final)0.0
Projected new Raw rating1220.6
Projected new Weighed rating1119.2
Projected new Weighted performance547.8
Projected new final Raw rating (if new WP > new Raw)1220.6
Projected new highest rating1220.6
Projected new floor720.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1220.6
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 rating1242.0
Current Weighted rating1235.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1242.0
Current highest rating achieved1242.0
Current floor (min rating allowed)742.0
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)±156.2
Current Raw change used (final)0.0
Projected new Raw rating1242.0
Projected new Weighed rating1137.7
Projected new Weighted performance474.9
Projected new final Raw rating (if new WP > new Raw)1242.0
Projected new highest rating1242.0
Projected new floor742.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1242.0
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 rating1178.7
Current Weighted rating1178.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1178.7
Current highest rating achieved1214.0
Current floor (min rating allowed)714.0
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)±170.9
Current Raw change used (final)0.0
Projected new Raw rating1178.7
Projected new Weighed rating1084.4
Projected new Weighted performance138.7
Projected new final Raw rating (if new WP > new Raw)1178.7
Projected new highest rating1214.0
Projected new floor714.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1178.7
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.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Cape Winelands Schools Chess - Trials 1 2023 (U13 Boys) 2023/02/18 2023/02/18 Cape Winelands (WCW) Standard 60 0.83 5 5 4.0 1166.5 1171.6 Analysis
3 Cape Winelands Schools Prestige 2018 (U9 Boys) 2018/03/24 2018/03/25 Cape Winelands (WCW) Standard 60 0.83 7 7 4.0 1209.6 1200.0 Analysis
2 Cape Winelands Schools Trials 1 2018 (U9 Boys) 2018/03/03 2018/03/03 Cape Winelands (WCW) Rapid 30 0.60 6 6 3.0 1209.6 1214.0 Analysis
1 North Boland Trials 2018 (U9 Boys) 2018/02/17 2018/02/17 Cape Winelands (WCW) Rapid 30 0.60 5 5 4.0 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 23 15 0 8 15.0 65.2 129.3 1065.1 1194.5
White 12 8 0 4 8.0 66.7 141.7 1078.3 1220.0
Black 11 7 0 4 7.0 63.6 115.9 1050.8 1166.7
Standard All 12 8 0 4 8.0 66.7 141.7 1125.8 1267.4
White 6 5 0 1 5.0 83.3 283.3 1159.5 1442.8
Black 6 3 0 3 3.0 50.0 0.0 1092.0 1092.0
Rapid All 11 7 0 4 7.0 63.6 115.9 999.0 1114.9
White 6 3 0 3 3.0 50.0 0.0 997.1 997.1
Black 5 4 0 1 4.0 80.0 255.0 1001.3 1256.3
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 110084201 Mapingana, A (Alakhe) 3 2.0 2 0 1 66.7 1206.4 141.7 1348.1 View list
2 1090097156 Harris, G (George) 2 2.0 2 0 0 100.0 1204.8 425.0 1629.8 View list
3 1090096079 Kriel, M (Marnus Juan) 2 1.0 1 0 1 50.0 1204.8 0.0 1204.8 View list
4 109078326 Geldenhuys, L (Leathon) 2 0.0 0 0 2 0.0 1209.6 -425.0 784.6 View list
5 109078327 Hanekom, L (Logan) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1110149781 Jacobs, Z (Zuan-Lee) 1 1.0 1 0 0 100.0 1166.5 425.0 1591.5 View list
7 109087353 Williams, M (Mivuyo) 1 1.0 1 0 0 100.0 1209.6 425.0 1634.6 View list
8 1090097154 Van Tonder, P (Pieter-Louw) 1 1.0 1 0 0 100.0 1209.6 425.0 1634.6 View list
9 1100110831 Uys, K (Kayde) 1 1.0 1 0 0 100.0 1166.5 425.0 1591.5 View list
10 1090097155 Siswana, L (Leighton) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
11 109093052 Ntsukwana, A (Anqobile) 1 1.0 1 0 0 100.0 1209.6 425.0 1634.6 View list
12 1100146170 Ntsondwa, L (Lunika) 1 1.0 1 0 0 100.0 1166.5 425.0 1591.5 View list
13 1110149789 Moerat, N (Na-Eem) 1 1.0 1 0 0 100.0 1166.5 425.0 1591.5 View list
14 111091995 De Kock, S (Stephan) 1 1.0 1 0 0 100.0 1209.6 425.0 1634.6 View list
15 109088275 Zungula, C (Chulumanco) 1 0.0 0 0 1 0.0 1209.6 -425.0 784.6 View list
16 109078336 Willis, C (Cronan) 1 0.0 0 0 1 0.0 1209.6 -425.0 784.6 View list
17 1100101909 Liu, F (Furui) 1 0.0 0 0 1 0.0 1166.5 -425.0 741.5 View list
18 1110097143 Dwyer, J (Joshua) 1 0.0 0 0 1 0.0 1209.6 -425.0 784.6 View list