Chess South Africa
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Chess South Africa
Grigor, R (Ruan)
Dob:
2008/09/11 (U18)
Gender:
Male
Chess SA id:
1080139768
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2024/04/13 (25 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
1497.5
Curent Weighted rating
1392.8
Curent Weighted performance
1483.8
Current official/published rating (highest between Raw, WR and WP)
1497.5
Current floor (min rating allowed)
1007.9
Current highest rating achieved
1507.9
Current K-factor
32
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)
±108.5
Current Raw change used (final)
0.0
Projected new Raw rating
1497.5
Projected new Weighed rating
1405.6
Projected new Weighted performance
1483.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1497.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1507.9
Projected new floor
1007.9
Projected new K-facor
32
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
1488.5
Curent Weighted rating
1390.8
Curent Weighted performance
1476.9
Current official/published rating (highest between Raw, WR and WP)
1488.5
Current floor (min rating allowed)
1000.0
Current highest rating achieved
1500.0
Current K-factor
32
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)
±109.9
Current Raw change used (final)
0.0
Projected new Raw rating
1488.5
Projected new Weighed rating
1402.9
Projected new Weighted performance
1476.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1488.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1500.0
Projected new floor
1000.0
Projected new K-facor
32
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
1172.0
Curent Weighted rating
1172.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1172.0
Current floor (min rating allowed)
672.0
Current highest rating achieved
1172.0
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)
±172.6
Current Raw change used (final)
0.0
Projected new Raw rating
1172.0
Projected new Weighed rating
1171.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1172.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1172.0
Projected new floor
672.0
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
1090.8
Curent Weighted rating
1091.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1091.1
Current floor (min rating allowed)
672.0
Current highest rating achieved
1090.8
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)
±193.7
Current Raw change used (final)
0.0
Projected new Raw rating
1090.8
Projected new Weighed rating
1090.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1090.8
Projected effective change (new Official - current Official)
-0.3
Projected new highest rating
1090.8
Projected new floor
672.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
NMBCU Trials 2 2024 (U18)
2024/04/12
2024/04/13
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
5
2.0
1507.9
1500.0
Analysis
1
NMBCU Trials 1 2024 (U18)
2024/02/16
2024/02/16
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
5.0
1427.0
1417.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
23
NMBCU Trials 2 2024 (U18)
2024/04/12
2024/04/13
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
5
2.0
1507.9
1500.0
Analysis
22
NMBCU Trials 1 2024 (U18)
2024/02/16
2024/02/16
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
5.0
1427.0
1417.7
Analysis
21
PECC Club Championship 2023 (Senior)
2023/10/12
2023/11/23
Nelson Mandela Bay (ENM)
Standard
90
0.94
6
1
0.0
1427.3
1418.0
Analysis
20
Eastern Cape Chess Team Championship 2023 (U16)
2023/10/07
2023/10/08
Nelson Mandela Bay (ENM)
Standard
65
0.85
5
5
5.0
1352.0
1360.6
Analysis
19
Eastern Cape Provincial Individual Championship 2023 (U16 Boys)
2023/10/05
2023/10/06
Nelson Mandela Bay (ENM)
Standard
65
0.85
7
7
3.5
1352.0
1360.6
Analysis
18
NMBCU Closed 2023 (U16)
2023/08/11
2023/08/12
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1336.5
1344.8
Analysis
17
NMBCU Trial 4 2023 (U16)
2023/07/28
2023/07/29
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
3.0
1324.5
1332.2
Analysis
16
EP Trials 3 2023 (U16)
2023/05/05
2023/05/06
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
3.0
1362.7
1384.0
Analysis
15
NMB 2nd Trials 2023 (U16)
2023/03/24
2023/03/25
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.0
1327.0
1329.0
Analysis
14
NMB 1st Trials 2023 (U16)
2023/02/17
2023/02/18
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
5.0
1245.1
1244.3
Analysis
13
PECC Presidents Cup 2023
2023/02/02
2023/03/16
Nelson Mandela Bay (ENM)
Standard
70
0.87
7
3
1.0
1327.0
1329.0
Analysis
12
Eatern Cape Provincial Chess Championship 2022 (U16 Boys)
2022/10/01
2022/10/01
Sarah Baartman (ESB)
Standard
65
0.85
7
6
3.0
1178.4
1147.3
Analysis
11
PECC Closed 2022 (C)
2022/09/22
2022/10/27
Nelson Mandela Bay (ENM)
Standard
90
0.94
5
5
3.5
1178.4
1147.3
Analysis
10
2022 Westering Tournament (Rapid)
2022/08/27
2022/08/27
Nelson Mandela Bay (ENM)
Rapid
12
0.33
5
5
3.0
1171.6
1153.6
Analysis
9
2022 Westering Tournament (Blitz)
2022/08/27
2022/08/27
Nelson Mandela Bay (ENM)
Blitz
5
0.18
7
7
3.0
1171.6
1087.2
Analysis
8
2022 NMBCU Closed 2022 (U16)
2022/08/19
2022/08/20
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
3.0
1171.6
1189.1
Analysis
7
2022 NMBCU Trial 4 (U16)
2022/08/12
2022/08/13
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
5
1.0
1171.6
1189.1
Analysis
6
PECC Blitz Closed 2022
2022/08/11
2022/08/18
Nelson Mandela Bay (ENM)
Blitz
5
0.18
9
9
4.5
1171.6
1087.2
Analysis
5
NMBCU Trial 3 2022 (U16)
2022/07/22
2022/07/23
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
2.5
1218.3
1224.4
Analysis
4
2022 NMB Rapid & Blitz Championships (Rapid)
2022/07/02
2022/07/02
Nelson Mandela Bay (ENM)
Rapid
12
0.33
5
5
1.5
1218.3
1200.0
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
11
5
4
2
7.0
63.6
115.9
1488.6
1604.5
White
6
3
2
1
4.0
66.7
141.7
1467.1
1608.8
Black
5
2
2
1
3.0
60.0
85.0
1514.4
1599.4
Standard
All
11
5
4
2
7.0
63.6
115.9
1488.6
1604.5
White
6
3
2
1
4.0
66.7
141.7
1467.1
1608.8
Black
5
2
2
1
3.0
60.0
85.0
1514.4
1599.4
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
128
63
12
53
69.0
53.9
33.2
1276.8
1310.0
White
67
31
5
31
33.5
50.0
0.0
1265.3
1265.3
Black
61
32
7
22
35.5
58.2
69.7
1289.3
1358.9
Standard
All
95
50
10
35
55.0
57.9
67.1
1279.5
1346.6
White
49
24
4
21
26.0
53.1
26.0
1262.9
1288.9
Black
46
26
6
14
29.0
63.0
110.9
1297.1
1408.0
Rapid
All
10
4
1
5
4.5
45.0
-42.5
1258.8
1216.3
White
5
2
0
3
2.0
40.0
-85.0
1297.4
1212.4
Black
5
2
1
2
2.5
50.0
0.0
1220.3
1220.3
Blitz
All
23
9
1
13
9.5
41.3
-73.9
1273.2
1199.3
White
13
5
1
7
5.5
42.3
-65.4
1262.2
1196.8
Black
10
4
0
6
4.0
40.0
-85.0
1287.6
1202.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1080131476
Chipunza, J (James)
7
0.5
0
1
6
7.1
1284.4
-364.3
920.1
View list
2
1080139774
Ngamlana, A (Awonke)
4
4.0
4
0
0
100.0
1190.4
425.0
1615.4
View list
3
109067367
Peter, N (Noah)
4
1.5
1
1
2
37.5
1308.3
-106.3
1202.0
View list
4
108070879
Slabbert, D (Deon)
4
1.5
1
1
2
37.5
1360.8
-106.3
1254.5
View list
5
107088367
Bains, A (Alex)
4
0.0
0
0
4
0.0
1194.9
-425.0
769.9
View list
6
2080111070
Cerfonteyn, Z (Zeenat)
3
2.5
2
1
0
83.3
1208.0
283.3
1491.3
View list
7
1120131278
Prinsloo, L (Liam)
3
2.0
2
0
1
66.7
1241.2
141.7
1382.9
View list
8
108070881
Bouwer, R (Ruben)
3
1.5
1
1
1
50.0
1327.3
0.0
1327.3
View list
9
207069601
Murray, J (Jessica)
3
1.5
1
1
1
50.0
1187.2
0.0
1187.2
View list
10
1080133991
Jaffray, J (Joseph)
3
1.0
1
0
2
33.3
1360.0
-141.7
1218.3
View list
11
107057083
Lagardien, I (Ismaeel)
3
0.5
0
1
2
16.7
1283.7
-283.3
1000.4
View list
12
107057087
Peter, NM (Neathan)
3
0.5
0
1
2
16.7
1324.1
-283.3
1040.8
View list
13
107057088
Pienaar, KT (Keaton)
3
0.0
0
0
3
0.0
1189.4
-425.0
764.4
View list
14
1080151218
Brown, R (Reagan)
2
2.0
2
0
0
100.0
1343.6
425.0
1768.6
View list
15
1140143836
Boggenpoel, L (Levi)
2
2.0
2
0
0
100.0
1252.7
425.0
1677.7
View list
16
108095752
Mtshekexe, U (Usemhle)
2
2.0
2
0
0
100.0
1343.3
425.0
1768.3
View list
17
1090154758
Reid, L (Liam)
2
2.0
2
0
0
100.0
1343.6
425.0
1768.6
View list
18
1090111480
Sihewula, A (Achuma)
2
2.0
2
0
0
100.0
1286.0
425.0
1711.0
View list
19
209077417
Louis, C (Caitlyn)
2
1.0
1
0
1
50.0
1194.9
0.0
1194.9
View list
20
1090139779
Udemans, B (Billy)
2
1.0
1
0
1
50.0
1276.0
0.0
1276.0
View list