Chess South Africa
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Chess South Africa
Jafta, O (Oratile)
Dob:
2010/08/21 (U16)
Gender:
Male
Chess SA id:
1100152785
FIDE id:
Region:
Frances Baard (NCF)
Citizen:
RSA
Title(s):
Last active:
2024/05/05 (12 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
1307.1
Curent Weighted rating
1260.5
Curent Weighted performance
1273.6
Current official/published rating (highest between Raw, WR and WP)
1307.1
Current floor (min rating allowed)
836.1
Current highest rating achieved
1336.1
Current K-factor
36
Games played this month
5
Score (S)
2.5
Expected score (We)
2.91
Difference (S-We)
-0.41
Current Raw change (no limits, including tournament time weight)
-12.3
Current min/max change allowed (with limits)
±142.3
Current Raw change used (final)
-12.3
Projected new Raw rating
1294.8
Projected new Weighed rating
1264.9
Projected new Weighted performance
1273.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1294.8
Projected effective change (new Official - current Official)
-12.3
Projected new highest rating
1336.1
Projected new floor
836.1
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
1303.7
Curent Weighted rating
1279.0
Curent Weighted performance
1236.2
Current official/published rating (highest between Raw, WR and WP)
1303.7
Current floor (min rating allowed)
839.7
Current highest rating achieved
1339.7
Current K-factor
36
Games played this month
5
Score (S)
2.5
Expected score (We)
3.02
Difference (S-We)
-0.52
Current Raw change (no limits, including tournament time weight)
-18.7
Current min/max change allowed (with limits)
±143.0
Current Raw change used (final)
-18.7
Projected new Raw rating
1285.0
Projected new Weighed rating
1281.6
Projected new Weighted performance
1236.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1285.0
Projected effective change (new Official - current Official)
-18.7
Projected new highest rating
1339.7
Projected new floor
839.7
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
1189.2
Curent Weighted rating
1159.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1189.2
Current floor (min rating allowed)
689.2
Current highest rating achieved
1189.2
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)
±168.4
Current Raw change used (final)
0.0
Projected new Raw rating
1189.2
Projected new Weighed rating
1161.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1189.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1189.2
Projected new floor
689.2
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
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)
689.2
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
689.2
Projected new K-facor
36
Tournaments
History
Tournament:
Spartan Bishops Chess Championships 2024 (Knights)
Start:
2024/05/04
End:
2024/05/05
Host:
NBR
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
2.5
Main rating:
1307.1
Rating gain/loss:
-12.3
Type rating:
1303.7
Rating gain/loss:
-18.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
Spartan Bishops Chess Championships 2024 (Knights)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.5
1307.1
1303.7
Analysis
3
2024 FB Schools Open 4.0 (U15)
2024/04/13
2024/04/13
Frances Baard (NCF)
Standard
62
0.84
5
4
1.5
1336.1
1339.7
Analysis
2
2024 FB Schools Open 3.0 (U15)
2024/03/16
2024/03/16
Frances Baard (NCF)
Standard
60
0.83
5
5
4.0
1275.2
1304.8
Analysis
1
2024 Frances Baard Schools Teams (Overflow Kings)
2024/03/02
2024/03/02
Frances Baard (NCF)
Rapid
30
0.60
5
5
4.0
1275.2
1138.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
11
Spartan Bishops Chess Championships 2024 (Knights)
2024/05/04
2024/05/05
Bojanala Platina (NBR)
Standard
60
0.83
5
5
2.5
1307.1
1303.7
Analysis
10
2024 FB Schools Open 4.0 (U15)
2024/04/13
2024/04/13
Frances Baard (NCF)
Standard
62
0.84
5
4
1.5
1336.1
1339.7
Analysis
9
2024 FB Schools Open 3.0 (U15)
2024/03/16
2024/03/16
Frances Baard (NCF)
Standard
60
0.83
5
5
4.0
1275.2
1304.8
Analysis
8
2024 Frances Baard Schools Teams (Overflow Kings)
2024/03/02
2024/03/02
Frances Baard (NCF)
Rapid
30
0.60
5
5
4.0
1275.2
1138.4
Analysis
7
2023 Northern Cape Closed Chess Championships (U14 Open)
2023/08/25
2023/08/27
Frances Baard (NCF)
Standard
92
0.94
5
4
2.0
1227.9
1255.6
Analysis
6
Frances Baard Schools Open III 2023 (U13)
2023/08/05
2023/08/05
Frances Baard (NCF)
Standard
62
0.84
5
5
4.0
1227.9
1255.6
Analysis
5
Galeshewe 2 2023 (Juniors)
2023/06/03
2023/06/03
Frances Baard (NCF)
Standard
60
0.83
5
5
3.0
1212.4
1242.6
Analysis
4
Frances Baard Schools Trials 2023 (U15 Boys)
2023/05/27
2023/05/27
Frances Baard (NCF)
Standard
62
0.84
5
5
3.0
1225.1
1229.6
Analysis
3
Mayibuye Tournament 2023 (Juniors)
2023/05/13
2023/05/13
Frances Baard (NCF)
Rapid
15
0.39
5
5
1.0
1225.1
1200.0
Analysis
2
Galeshewe Open Tournament 2023 (B)
2023/04/29
2023/04/29
Frances Baard (NCF)
Standard
60
0.83
5
5
3.0
1213.4
1215.6
Analysis
1
Frances Baard School Open II 2023 (U13)
2023/03/18
2023/03/18
Frances Baard (NCF)
Standard
62
0.84
5
5
3.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
19
11
2
6
12.0
63.2
111.8
1230.6
1342.4
White
10
8
0
2
8.0
80.0
255.0
1204.4
1459.4
Black
9
3
2
4
4.0
44.4
-47.2
1259.6
1212.4
Standard
All
14
7
2
5
8.0
57.1
60.7
1228.9
1289.6
White
7
5
0
2
5.0
71.4
182.1
1202.2
1384.3
Black
7
2
2
3
3.0
42.9
-60.7
1255.6
1194.9
Rapid
All
5
4
0
1
4.0
80.0
255.0
1235.2
1490.2
White
3
3
0
0
3.0
100.0
425.0
1209.6
1634.6
Black
2
1
0
1
1.0
50.0
0.0
1273.7
1273.7
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
53
30
2
21
31.0
58.5
72.2
1213.8
1286.0
White
26
18
0
8
18.0
69.2
163.5
1207.6
1371.1
Black
27
12
2
13
13.0
48.1
-15.7
1219.7
1204.0
Standard
All
43
25
2
16
26.0
60.5
89.0
1213.4
1302.3
White
20
14
0
6
14.0
70.0
170.0
1206.9
1376.9
Black
23
11
2
10
12.0
52.2
18.5
1218.9
1237.4
Rapid
All
10
5
0
5
5.0
50.0
0.0
1215.7
1215.7
White
6
4
0
2
4.0
66.7
141.7
1210.0
1351.6
Black
4
1
0
3
1.0
25.0
-212.5
1224.2
1011.7
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
1150145160
Jacobs, K (Kamohelo)
3
2.0
2
0
1
66.7
1217.0
141.7
1358.6
View list
2
1100110623
Mathamela, G (Golaotswe)
3
1.0
1
0
2
33.3
1221.2
-141.7
1079.5
View list
3
1100150911
Van Rooyen, A (Andre)
3
1.0
1
0
2
33.3
1243.7
-141.7
1102.0
View list
4
1080152804
Kritzinger, H (Henro)
2
2.0
2
0
0
100.0
1250.2
425.0
1675.2
View list
5
1100300162
Makeleni, L (Lelomso)
2
1.5
1
1
0
75.0
1305.7
212.5
1518.2
View list
6
1120110626
Mathamela, B (Bokang)
2
0.0
0
0
2
0.0
1219.3
-425.0
794.3
View list
7
1100156772
Gabaikangwe, K (Kutlwano)
2
0.0
0
0
2
0.0
1220.2
-425.0
795.2
View list
8
1100119943
Mokapane, S (Siyabulela)
2
0.0
0
0
2
0.0
1274.8
-425.0
849.8
View list
9
1140146801
Mombathi, G (Gomotsegang)
2
0.0
0
0
2
0.0
1218.8
-425.0
793.8
View list
10
2110142045
Kwaeng, D (Dimpho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
11
1150157693
Cidraas, O (Omphemetse)
1
1.0
1
0
0
100.0
1212.4
425.0
1637.4
View list
12
110086186
Boje, E (Ewald)
1
1.0
1
0
0
100.0
1307.1
425.0
1732.1
View list
13
1100150898
Bogacwi, O (Ofentse)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
14
1100150900
Jansen, M (Mikel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
1090190576
Matemera, S (Sydney)
1
1.0
1
0
0
100.0
1307.1
425.0
1732.1
View list
16
1140152767
Martin, L (Liam)
1
1.0
1
0
0
100.0
1275.2
425.0
1700.2
View list
17
1110152790
Maretela, L (Lebone)
1
1.0
1
0
0
100.0
1227.9
425.0
1652.9
View list
18
1070300180
Makhata, K (Kgatoentle)
1
1.0
1
0
0
100.0
1275.2
425.0
1700.2
View list
19
2120157694
Mahadika, R (Rorisang)
1
1.0
1
0
0
100.0
1212.4
425.0
1637.4
View list
20
1070156822
Louw, B (Boitumelo)
1
1.0
1
0
0
100.0
1225.1
425.0
1650.1
View list