Chess South Africa
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Chess South Africa
Grobler, J (Jurgens)
Dob:
2013/10/10 (U12)
Gender:
Male
Chess SA id:
1130144081
FIDE id:
Region:
Bojanala Platina (NBR)
Citizen:
RSA
Title(s):
Last active:
2023/09/02 (260 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
1213.1
Curent Weighted rating
1224.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1224.6
Current floor (min rating allowed)
744.0
Current highest rating achieved
1244.0
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)
±162.7
Current Raw change used (final)
0.0
Projected new Raw rating
1213.1
Projected new Weighed rating
1223.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1223.3
Projected effective change (new Official - current Official)
-1.3
Projected new highest rating
1244.0
Projected new floor
744.0
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
1252.0
Curent Weighted rating
1251.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1252.0
Current floor (min rating allowed)
752.0
Current highest rating achieved
1252.0
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)
±154.0
Current Raw change used (final)
0.0
Projected new Raw rating
1252.0
Projected new Weighed rating
1251.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1252.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1252.0
Projected new floor
752.0
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
1160.9
Curent Weighted rating
1177.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1177.1
Current floor (min rating allowed)
701.6
Current highest rating achieved
1201.6
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)
±175.3
Current Raw change used (final)
0.0
Projected new Raw rating
1160.9
Projected new Weighed rating
1175.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1175.1
Projected effective change (new Official - current Official)
-2.0
Projected new highest rating
1201.6
Projected new floor
701.6
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
701.6
Current highest rating achieved
1200.0
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
701.6
Projected new K-facor
36
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
4
Mpumalanga Final 2023 (U11)
2023/09/02
2023/09/02
Gert Sibande (MGS)
Rapid
30
0.60
5
5
1.0
1242.5
1201.6
Analysis
3
Super 8 Skaak 2022 (Juniors)
2022/10/15
2022/10/15
Bojanala Platina (NBR)
Rapid
30
0.60
3
3
1.5
1244.0
1200.0
Analysis
2
Larries The Final Wild Card Tournament 2022 (U10)
2022/09/17
2022/09/17
Bojanala Platina (NBR)
Standard
60
0.83
5
5
3.0
1231.5
1238.0
Analysis
1
Bojanala Chess Federation Clash of Schools 2022 (PS Development Juniors)
2022/07/23
2022/07/23
Bojanala Platina (NBR)
Standard
60
0.83
4
4
3.0
1200.0
1200.0
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
17
8
1
8
8.5
50.0
0.0
1220.9
1220.9
White
7
2
0
5
2.0
28.6
-182.1
1226.3
1044.2
Black
10
6
1
3
6.5
65.0
127.5
1217.1
1344.6
Standard
All
9
6
0
3
6.0
66.7
141.7
1201.7
1343.3
White
4
2
0
2
2.0
50.0
0.0
1208.7
1208.7
Black
5
4
0
1
4.0
80.0
255.0
1196.1
1451.1
Rapid
All
8
2
1
5
2.5
31.3
-159.4
1242.5
1083.1
White
3
0
0
3
0.0
0.0
-425.0
1249.8
824.8
Black
5
2
1
2
2.5
50.0
0.0
1238.1
1238.1
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
1120160328
Joubert, A (Armand)
1
1.0
1
0
0
100.0
1242.5
425.0
1667.5
View list
2
1130141719
Gaboutlwelwe, K (Kgosi)
1
1.0
1
0
0
100.0
1231.5
425.0
1656.5
View list
3
1150144077
Du Preez, B (Bg)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1140144091
Mafuya, L (Lunga)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1140144042
Motau, N (Neelo)
1
1.0
1
0
0
100.0
1231.5
425.0
1656.5
View list
6
2130132789
Monedi, R (Reatlegile)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1130136369
Musiiwa, C (Carlex)
1
1.0
1
0
0
100.0
1231.5
425.0
1656.5
View list
8
2140147143
Somers, A (Addyson)
1
1.0
1
0
0
100.0
1244.0
425.0
1669.0
View list
9
1140147144
Thiart, J (Joe)
1
0.5
0
1
0
50.0
1244.0
0.0
1244.0
View list
10
2140156684
Vilavathu, V (Vaiga)
1
0.0
0
0
1
0.0
1242.5
-425.0
817.5
View list
11
2140135386
Van Der Schyff, M (Mila-Ne)
1
0.0
0
0
1
0.0
1244.0
-425.0
819.0
View list
12
1130144009
Sibeko, E (Emihle)
1
0.0
0
0
1
0.0
1242.5
-425.0
817.5
View list
13
2130158328
Ramdhani, A (Aarna)
1
0.0
0
0
1
0.0
1242.5
-425.0
817.5
View list
14
1130141731
Netangaheni, N (Ndiene)
1
0.0
0
0
1
0.0
1231.5
-425.0
806.5
View list
15
1130161776
Mthiyane, K (Khanya)
1
0.0
0
0
1
0.0
1242.5
-425.0
817.5
View list
16
1140144040
Mogomotsi, G (Gofaone)
1
0.0
0
0
1
0.0
1231.5
-425.0
806.5
View list
17
1130141565
Locherenberg, J (Jason)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list