Player Page

Viljoen, J (Joshua)
Dob: 2014/11/12 (U12)
Gender: Male
Chess SA id: 1140150640
FIDE id:
Region: John Taolo Gaetswewe (NCJ)
Citizen: RSA
Title(s):
Last active: 2024/05/05 (52 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 rating1318.3
Current Weighted rating1238.9
Current Weighted performance1306.2
Current official/published rating (highest between Raw, WR and WP)1318.3
Current highest rating achieved1318.3
Current floor (min rating allowed)818.3
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)±140.1
Current Raw change used (final)0.0
Projected new Raw rating1318.3
Projected new Weighed rating1141.0
Projected new Weighted performance1306.2
Projected new final Raw rating (if new WP > new Raw)1318.3
Projected new highest rating1318.3
Projected new floor818.3
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1318.3
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 rating1318.2
Current Weighted rating1241.4
Current Weighted performance1306.2
Current official/published rating (highest between Raw, WR and WP)1318.2
Current highest rating achieved1318.2
Current floor (min rating allowed)818.2
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)±140.1
Current Raw change used (final)0.0
Projected new Raw rating1318.2
Projected new Weighed rating1143.4
Projected new Weighted performance1306.2
Projected new final Raw rating (if new WP > new Raw)1318.2
Projected new highest rating1318.2
Projected new floor818.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1318.2
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 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
4 Spartan Bishops Chess Championships 2024 (Big Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1318.3 1318.2 Analysis
3 Hopetown Open Chess Tournament 2024 (U10+U12) 2024/04/20 2024/04/20 Pixley-ka-Seme (NCP) Standard 62 0.84 5 5 4.0 1234.6 1237.9 Analysis
2 The Pixley ka Seme Chess Open Schools Tournament 2024 (U11+U13) 2024/04/06 2024/04/06 Pixley-ka-Seme (NCP) Standard 62 0.84 5 5 3.0 1234.6 1237.9 Analysis
1 2024 Frances Baard Schools Open (U11) 2024/02/03 2024/02/03 Frances Baard (NCF) Standard 62 0.84 5 5 2.5 1238.2 1243.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
7 Spartan Bishops Chess Championships 2024 (Big Pawns) 2024/05/04 2024/05/05 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1318.3 1318.2 Analysis
6 Hopetown Open Chess Tournament 2024 (U10+U12) 2024/04/20 2024/04/20 Pixley-ka-Seme (NCP) Standard 62 0.84 5 5 4.0 1234.6 1237.9 Analysis
5 The Pixley ka Seme Chess Open Schools Tournament 2024 (U11+U13) 2024/04/06 2024/04/06 Pixley-ka-Seme (NCP) Standard 62 0.84 5 5 3.0 1234.6 1237.9 Analysis
4 2024 Frances Baard Schools Open (U11) 2024/02/03 2024/02/03 Frances Baard (NCF) Standard 62 0.84 5 5 2.5 1238.2 1243.3 Analysis
3 2023 Northern Cape Closed Chess Championships (U8+U10 Open) 2023/08/25 2023/08/27 Frances Baard (NCF) Standard 92 0.94 5 5 3.0 1215.5 1218.8 Analysis
2 Hopetown School Chess Open Tournament 2023 (U9) 2023/05/06 2023/05/06 Pixley-ka-Seme (NCP) Standard 62 0.84 5 4 3.0 1181.9 1178.0 Analysis
1 Hopetown Schools Chess Open Tournament 2023 (U11) 2023/02/25 2023/02/25 John Taolo Gaetswewe (NCJ) Standard 62 0.84 5 4 1.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 20 12 1 7 12.5 62.5 106.3 1228.0 1334.2
White 12 7 1 4 7.5 62.5 106.3 1218.5 1324.8
Black 8 5 0 3 5.0 62.5 106.3 1242.1 1348.3
Standard All 20 12 1 7 12.5 62.5 106.3 1228.0 1334.2
White 12 7 1 4 7.5 62.5 106.3 1218.5 1324.8
Black 8 5 0 3 5.0 62.5 106.3 1242.1 1348.3
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 33 19 2 12 20.0 60.6 90.2 1219.4 1309.6
White 18 11 1 6 11.5 63.9 118.1 1219.7 1337.8
Black 15 8 1 6 8.5 56.7 56.7 1219.0 1275.7
Standard All 33 19 2 12 20.0 60.6 90.2 1219.4 1309.6
White 18 11 1 6 11.5 63.9 118.1 1219.7 1337.8
Black 15 8 1 6 8.5 56.7 56.7 1219.0 1275.7
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 1150140884 Finck, L (Lynden) 3 2.0 2 0 1 66.7 1210.7 141.7 1352.3 View list
2 2140140889 Niesing, N (Naomi) 2 2.0 2 0 0 100.0 1210.1 425.0 1635.1 View list
3 1140146479 Van Zyl, F (Frederick) 2 1.5 1 1 0 75.0 1207.8 212.5 1420.3 View list
4 1140146475 De Noon, S (Stian Johanco) 2 1.0 1 0 1 50.0 1191.0 0.0 1191.0 View list
5 1150138312 Vermeulen, J (Johannes) 2 1.0 1 0 1 50.0 1208.3 0.0 1208.3 View list
6 1120146484 Pretorius, J (Johannes) 1 1.0 1 0 0 100.0 1234.6 425.0 1659.6 View list
7 2150140890 Pienaar, E (Edrei) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
8 1130159420 De Kock, M (Micah) 1 1.0 1 0 0 100.0 1234.6 425.0 1659.6 View list
9 2110301617 Coffee, C (Charlotte Catherine) 1 1.0 1 0 0 100.0 1234.6 425.0 1659.6 View list
10 2110105341 Botha, A (Ane) 1 1.0 1 0 0 100.0 1234.6 425.0 1659.6 View list
11 1140302206 May, R (Riyaad) 1 1.0 1 0 0 100.0 1234.6 425.0 1659.6 View list
12 1150192441 Green, X (Xander) 1 1.0 1 0 0 100.0 1234.6 425.0 1659.6 View list
13 2140134062 Fourie, K (Karla) 1 1.0 1 0 0 100.0 1318.3 425.0 1743.3 View list
14 1140161419 Motsoane, T (Thoko) 1 1.0 1 0 0 100.0 1215.5 425.0 1640.5 View list
15 1000142404 Ndinisa, S (Sanele) 1 1.0 1 0 0 100.0 1318.3 425.0 1743.3 View list
16 2140146480 Van Zyl, J (Johanna) 1 1.0 1 0 0 100.0 1238.2 425.0 1663.2 View list
17 2140148710 Zwane, K (Koketso) 1 1.0 1 0 0 100.0 1318.3 425.0 1743.3 View list
18 1140161420 Sekhoacha, S (Sphesihle) 1 0.5 0 1 0 50.0 1238.2 0.0 1238.2 View list
19 2110162495 Nel, K (Kayla) 1 0.0 0 0 1 0.0 1234.6 -425.0 809.6 View list
20 2140144151 Naidoo, D (Danika) 1 0.0 0 0 1 0.0 1318.3 -425.0 893.3 View list