Chess South Africa
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Chess South Africa
Nel, JB (Janko)
Dob:
2009/04/18 (U16)
Gender:
Male
Chess SA id:
109075164
FIDE id:
Region:
Bojanala Platina (NBR)
Citizen:
RSA
Title(s):
Last active:
2022/10/14 (581 days ago)
Ratings
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
1222.1
Curent Weighted rating
1221.9
Curent Weighted performance
821.7
Current official/published rating (highest between Raw, WR and WP)
1222.1
Current floor (min rating allowed)
725.6
Current highest rating achieved
1225.6
Current K-factor
36
Games played this month
0
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)
±160.7
Current Raw change used (final)
0.0
Projected new Raw rating
1222.1
Projected new Weighed rating
1222.2
Projected new Weighted performance
821.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1222.2
Projected effective change (new Official - current Official)
+0.1
Projected new highest rating
1225.6
Projected new floor
725.6
Projected new K-facor
36
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 rating
1228.4
Curent Weighted rating
1228.1
Curent Weighted performance
699.4
Current official/published rating (highest between Raw, WR and WP)
1228.4
Current floor (min rating allowed)
728.4
Current highest rating achieved
1228.4
Current K-factor
36
Games played this month
0
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)
±159.2
Current Raw change used (final)
0.0
Projected new Raw rating
1228.4
Projected new Weighed rating
1228.4
Projected new Weighted performance
699.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1228.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1228.4
Projected new floor
728.4
Projected new K-facor
36
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 rating
809.4
Curent Weighted rating
806.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
809.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
809.4
Current K-factor
40
Games played this month
0
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)
±289.3
Current Raw change used (final)
0.0
Projected new Raw rating
809.4
Projected new Weighed rating
807.7
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
809.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
809.4
Projected new floor
500.0
Projected new K-facor
40
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 rating
725.8
Curent Weighted rating
725.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
725.8
Current floor (min rating allowed)
500.0
Current highest rating achieved
725.8
Current K-factor
40
Games played this month
0
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)
±325.9
Current Raw change used (final)
0.0
Projected new Raw rating
725.8
Projected new Weighed rating
725.8
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
725.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
725.8
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
18
Super 8 Skaak 2022 (Seniors)
2022/10/14
2022/10/14
Bojanala Platina (NBR)
Rapid
30
0.60
7
6
2.5
1225.6
725.8
Analysis
17
Bojanala Chess Federation Clash of Schools 2022 (PS Championship)
2022/07/22
2022/07/22
Bojanala Platina (NBR)
Standard
60
0.83
5
5
5.0
1141.9
1127.2
Analysis
16
Laerskool Brits 2019 (U12)
2019/08/31
2019/08/31
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
1081.1
1052.0
Analysis
15
Laerskool Olienpark 2019 (U12)
2019/04/06
2019/04/06
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1093.1
1063.2
Analysis
14
2019 South African Junior Closed Chess Championship (U10 Open)
2019/03/17
2019/03/22
Chess South Africa (CSA)
Standard
120
1.00
9
8
3.0
1044.3
1012.0
Analysis
13
Laerskool Vastrap Tournament 2019 (B)
2019/02/23
2019/02/23
Bojanala Platina (NBR)
Standard
60
0.83
5
5
1.0
1059.6
1033.2
Analysis
12
Rustenburg Noord Primary Tournament 2019 (U12)
2019/02/09
2019/02/09
Bojanala Platina (NBR)
Standard
60
0.83
5
4
3.0
1059.6
1033.2
Analysis
11
South African Junior Team Championships 2018 (U10A)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
2.0
1161.4
1124.8
Analysis
10
2018 Tshwane Inter Region (U10A)
2018/12/01
2018/12/01
Cape Town (WCT)
Standard
60
0.83
5
5
1.0
1161.4
1124.8
Analysis
9
Lebone II Chess 2018 (U10)
2018/09/01
2018/09/01
Cape Town (WCT)
Standard
60
0.83
5
5
4.5
1096.0
1062.0
Analysis
8
Laerskool Brits Tournament 2018 (U10)
2018/08/04
2018/08/04
Bojanala Platina (NBR)
Standard
60
0.83
5
5
5.0
995.9
975.1
Analysis
7
Inter Regional 2018 (U10 Team)
2018/05/04
2018/05/05
Frances Baard (NCF)
Standard
60
0.83
5
5
2.5
989.8
999.5
Analysis
6
Laerskool Olienpark 2018 (U10)
2018/04/21
2018/04/21
Bojanala Platina (NBR)
Standard
60
0.83
5
5
5.0
910.6
915.6
Analysis
5
Laerskool Rustenburg 2018 (D)
2018/03/24
2018/03/24
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
798.2
802.2
Analysis
4
Hoerskool Brits 2018 (U10)
2018/03/17
2018/03/17
Bojanala Platina (NBR)
Standard
60
0.83
5
5
5.0
798.2
802.2
Analysis
3
Laerskool Rustenburg Noord Primary 2018 (D)
2018/02/24
2018/02/24
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
778.6
778.6
Analysis
2
Laerskool Vastrap 2018 (U10)
2018/02/03
2018/02/03
Bojanala Platina (NBR)
Standard
60
0.83
5
5
4.0
778.6
778.6
Analysis
1
South African Junior Team Championships 2017 (U10D)
2018/01/04
2018/01/08
4 Knights (4K)
Standard
120
1.00
7
7
4.0
725.8
725.8
Analysis
Game History
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
97
60
3
34
61.5
63.4
113.9
977.3
1091.2
White
50
34
2
14
35.0
70.0
170.0
947.1
1117.1
Black
47
26
1
20
26.5
56.4
54.3
1009.5
1063.8
Standard
All
91
58
2
31
59.0
64.8
126.1
957.7
1083.8
White
47
32
2
13
33.0
70.2
171.8
926.9
1098.7
Black
44
26
0
18
26.0
59.1
77.3
990.7
1068.0
Rapid
All
6
2
1
3
2.5
41.7
-70.8
1274.4
1203.5
White
3
2
0
1
2.0
66.7
141.7
1263.4
1405.0
Black
3
0
1
2
0.5
16.7
-283.3
1285.4
1002.1
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109075163
Letupu, L (Lemogang)
4
3.0
3
0
1
75.0
933.1
212.5
1145.6
View list
2
109088223
Mulder, SL (Stephanus)
4
3.0
3
0
1
75.0
945.3
212.5
1157.8
View list
3
109089650
Kleynhans, EH (Eldrich)
3
3.0
3
0
0
100.0
890.9
425.0
1315.9
View list
4
109075158
Vosloo, T (Tiaan)
3
3.0
3
0
0
100.0
922.8
425.0
1347.8
View list
5
109086554
Van Staden, J (Jakobus)
3
2.0
2
0
1
66.7
978.1
141.7
1119.7
View list
6
109083250
Byliefeldt, L (Leroux)
3
1.5
1
1
1
50.0
1050.5
0.0
1050.5
View list
7
209088228
Combrink, ZA (Zenadine)
2
2.0
2
0
0
100.0
854.4
425.0
1279.4
View list
8
109088239
Diale, O (Ompile)
2
2.0
2
0
0
100.0
854.4
425.0
1279.4
View list
9
109083234
Marx, HB (Heinrich)
2
2.0
2
0
0
100.0
1068.9
425.0
1493.9
View list
10
209076466
Fouche, E (Estelle)
2
1.0
1
0
1
50.0
1044.5
0.0
1044.5
View list
11
1090096767
Duvenhage, AM (Adriaan)
2
1.0
1
0
1
50.0
1102.8
0.0
1102.8
View list
12
109075165
Jacobs, J (Jancu)
2
1.0
1
0
1
50.0
798.2
0.0
798.2
View list
13
208075126
Van Zyl, M (Mischka)
2
1.0
1
0
1
50.0
1087.1
0.0
1087.1
View list
14
109078336
Willis, C (Cronan)
2
0.0
0
0
2
0.0
1075.6
-425.0
650.6
View list
15
109081477
Bezuidenhout, N (Nathan)
1
1.0
1
0
0
100.0
798.2
425.0
1223.2
View list
16
109089653
Bredenkamp, G (Gunther)
1
1.0
1
0
0
100.0
1093.1
425.0
1518.1
View list
17
1110144218
Chotia, N (Naeem)
1
1.0
1
0
0
100.0
1141.9
425.0
1566.9
View list
18
109081022
Cass, M (Matthew)
1
1.0
1
0
0
100.0
1161.4
425.0
1586.4
View list
19
210086569
Combrinck, J (Janeske)
1
1.0
1
0
0
100.0
778.6
425.0
1203.6
View list
20
109085307
De Waal, L (Liam)
1
1.0
1
0
0
100.0
725.8
425.0
1150.8
View list