Player Page

Botha, JL (Johannes)
Dob: 2004/05/29 (Adult)
Gender: Male
Chess SA id: 104087683
FIDE id:
Region: Sedibeng (GSV)
Citizen: RSA
Title(s):
Last active: 2018/12/20 (1977 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 rating1143.5
Curent Weighted rating1143.5
Curent Weighted performance357.5
Current official/published rating (highest between Raw, WR and WP)1143.5
Current floor (min rating allowed)659.3
Current highest rating achieved1159.3
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)±179.7
Current Raw change used (final)0.0
Projected new Raw rating1143.5
Projected new Weighed rating1143.5
Projected new Weighted performance357.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1143.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1159.3
Projected new floor659.3
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 rating1125.9
Curent Weighted rating1125.9
Curent Weighted performance351.5
Current official/published rating (highest between Raw, WR and WP)1125.9
Current floor (min rating allowed)663.1
Current highest rating achieved1163.1
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)±184.3
Current Raw change used (final)0.0
Projected new Raw rating1125.9
Projected new Weighed rating1125.9
Projected new Weighted performance351.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1125.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1163.1
Projected new floor663.1
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 rating580.0
Curent Weighted rating580.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)580.0
Current floor (min rating allowed)500.0
Current highest rating achieved580.0
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)±401.1
Current Raw change used (final)0.0
Projected new Raw rating580.0
Projected new Weighed rating580.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)580.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating580.0
Projected new floor500.0
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 rating580.0
Curent Weighted rating580.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)580.0
Current floor (min rating allowed)500.0
Current highest rating achieved580.0
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)±401.1
Current Raw change used (final)0.0
Projected new Raw rating580.0
Projected new Weighed rating580.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)580.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating580.0
Projected new floor500.0
Projected new K-facor40
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
13 South African Junior Team Championships 2018 (U16C) 2018/12/16 2018/12/20 4 Knights (4K) Standard 120 1.00 7 7 3.5 1129.1 1130.3 Analysis
12 2018 Tshwane Inter Region (U16A) 2018/12/01 2018/12/01 Cape Town (WCT) Standard 60 0.83 5 5 4.0 1129.1 1130.3 Analysis
11 Fonteine Open 2018 (B) 2018/10/13 2018/10/13 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1113.8 1112.3 Analysis
10 D8 Team League 2018 (U19) 2018/07/28 2018/07/28 Sedibeng (GSV) Standard 61 0.83 6 4 2.0 1103.5 1098.7 Analysis
9 TST-MSA Tournament 2018 (A) 2018/07/21 2018/07/21 Sedibeng (GSV) Standard 61 0.83 5 5 2.0 1103.5 1098.7 Analysis
8 Hoerskool Drie Riviere Open 2018 (B) 2018/06/09 2018/06/09 Sedibeng (GSV) Standard 61 0.83 5 5 3.0 1159.3 1163.1 Analysis
7 Sasolburg Open 2018 (B) 2018/06/02 2018/06/02 Sedibeng (GSV) Standard 61 0.83 5 5 2.0 1159.3 1163.1 Analysis
6 Amigo Spur Eligwa Chess Open 2018 (B) 2018/05/19 2018/05/19 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 774.7 799.2 Analysis
5 Word of Life Open 2018 (C) 2018/05/12 2018/05/12 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 774.7 799.2 Analysis
4 Heidelberg Skaak Klub 2018 (Team 5) 2018/05/05 2018/05/05 Sedibeng (GSV) Standard 60 0.83 5 5 4.0 774.7 799.2 Analysis
3 Carels Open 2018 (C) 2018/03/03 2018/03/03 Sedibeng (GSV) Standard 61 0.83 5 5 4.5 664.8 664.8 Analysis
2 South African Junior Wildcard Championships 2017 (U14 Open) 2018/01/09 2018/01/12 4 Knights (4K) Standard 120 1.00 7 7 2.5 580.0 580.0 Analysis
1 South African Junior Team Championships 2017 (U14D) 2018/01/04 2018/01/08 4 Knights (4K) Standard 120 1.00 7 7 2.0 580.0 580.0 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 70 39 3 28 40.5 57.9 66.8 1001.5 1068.3
White 32 13 1 18 13.5 42.2 -66.4 1025.4 959.0
Black 38 26 2 10 27.0 71.1 178.9 981.4 1160.3
Standard All 70 39 3 28 40.5 57.9 66.8 1001.5 1068.3
White 32 13 1 18 13.5 42.2 -66.4 1025.4 959.0
Black 38 26 2 10 27.0 71.1 178.9 981.4 1160.3
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 105082940 Minnaar, JP (Juan) 3 0.0 0 0 3 0.0 1031.1 -425.0 606.1 View list
2 103075208 Mokhotsoa, KR (Kamohelo) 2 2.0 2 0 0 100.0 1136.5 425.0 1561.5 View list
3 1030104879 Morontsi, D (Dumisani) 2 2.0 2 0 0 100.0 1103.5 425.0 1528.5 View list
4 104091402 Visser, IC (Ivan) 2 2.0 2 0 0 100.0 719.8 425.0 1144.8 View list
5 105077104 Coetzee, J (Jaco) 2 1.0 0 2 0 50.0 622.4 0.0 622.4 View list
6 104085089 Li, J (Joseph) 2 0.0 0 0 2 0.0 580.0 -425.0 155.0 View list
7 102961357 Hlongwane, S (Shuttleworth) 2 0.0 0 0 2 0.0 939.1 -425.0 514.1 View list
8 100061340 Dladla, A (Akabongwe) 2 0.0 0 0 2 0.0 1103.5 -425.0 678.5 View list
9 107065189 Delaney, TC (Troy) 1 1.0 1 0 0 100.0 664.8 425.0 1089.8 View list
10 205067320 De Beer, J (Janka) 1 1.0 1 0 0 100.0 774.7 425.0 1199.7 View list
11 206092298 De Almeida, K (Kelly) 1 1.0 1 0 0 100.0 1129.1 425.0 1554.1 View list
12 206095322 Behr, S (Stesha) 1 1.0 1 0 0 100.0 1129.1 425.0 1554.1 View list
13 1070097828 Husha, O (Omphile) 1 1.0 1 0 0 100.0 1113.8 425.0 1538.8 View list
14 108080726 Howat, LC (Logan) 1 1.0 1 0 0 100.0 664.8 425.0 1089.8 View list
15 105050727 Fourie, G (Gerhardt) 1 1.0 1 0 0 100.0 580.0 425.0 1005.0 View list
16 102095339 Dube, B (Brandon) 1 1.0 1 0 0 100.0 1159.3 425.0 1584.3 View list
17 105044681 Hansen, R (Ryan) 1 1.0 1 0 0 100.0 774.7 425.0 1199.7 View list
18 105085039 Hanekom, D (Dylan) 1 1.0 1 0 0 100.0 774.7 425.0 1199.7 View list
19 204081811 Jama, A (Abongile) 1 1.0 1 0 0 100.0 1129.1 425.0 1554.1 View list
20 199061344 Malete, M (Mogale) 1 1.0 1 0 0 100.0 1103.5 425.0 1528.5 View list