Player Page

Krog, R (Ruan)
Dob: 2017/09/26 (U8)
Gender: Male
Chess SA id: 1170161725
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/12/07 (6 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
Current Raw rating1169.3
Current Weighted rating1169.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1169.3
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month5
Score (S)1.0
Expected score (We)1.92
Difference (S-We)-0.86
Current Raw change (no limits, including tournament time weight)-31.1
Current min/max change allowed (with limits)±173.2
Current Raw change used (final)-31.1
Projected new Raw rating1138.2
Projected new Weighed rating1074.9
Projected new Weighted performance1048.9
Projected new final Raw rating (if new WP > new Raw)1138.2
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1138.2
Projected effective change (new Official - current Official)-31.1
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
Current Raw rating1178.8
Current Weighted rating1182.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1182.4
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month5
Score (S)1.0
Expected score (We)1.94
Difference (S-We)-0.94
Current Raw change (no limits, including tournament time weight)-33.8
Current min/max change allowed (with limits)±170.9
Current Raw change used (final)-33.8
Projected new Raw rating1145.0
Projected new Weighed rating1087.3
Projected new Weighted performance997.1
Projected new final Raw rating (if new WP > new Raw)1145.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1145.0
Projected effective change (new Official - current Official)-37.4
s
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
Current Raw rating1164.0
Current Weighted rating1168.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1168.3
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
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)±174.5
Current Raw change used (final)0.0
Projected new Raw rating1164.0
Projected new Weighed rating1074.2
Projected new Weighted performance272.4
Projected new final Raw rating (if new WP > new Raw)1164.0
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1164.0
Projected effective change (new Official - current Official)-4.3
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
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
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)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
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
Tournaments
Tournament: Gauteng Inter-Region at UJ 2024 (U8 Mixed)
Start: 2024/12/06  End: 2024/12/07  Host: GJM  Type: Standard   Time: 90  Time weight: 0.94  Rounds: 5
Games: 5  Score: 1.0
Main rating: 1169.3  Rating gain/loss: -31.1
Type rating: 1178.8  Rating gain/loss: -33.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 Gauteng Inter-Region at UJ 2024 (U8 Mixed) 2024/12/06 2024/12/07 Johannesburg Metro (GJM) Standard 90 0.94 5 5 1.0 1169.3 1178.8 Analysis
3 2024 Etienne Lewis (U8) 2024/08/31 2024/08/31 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1154.1 1165.8 Analysis
2 2024 Tshwane North School District Cluster 4 & 5 Team League (U9) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1159.5 1175.5 Analysis
1 2024 Tshwane Chess OPEN Registration Tournament (F) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1177.1 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
5 Gauteng Inter-Region at UJ 2024 (U8 Mixed) 2024/12/06 2024/12/07 Johannesburg Metro (GJM) Standard 90 0.94 5 5 1.0 1169.3 1178.8 Analysis
4 2024 Etienne Lewis (U8) 2024/08/31 2024/08/31 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1154.1 1165.8 Analysis
3 2024 Tshwane North School District Cluster 4 & 5 Team League (U9) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1159.5 1175.5 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (F) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1177.1 1200.0 Analysis
1 2023 U8 Open Chess Tournament 2023/09/02 2023/09/02 Tshwane (GTP) Rapid 30 0.60 5 4 1.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 20 6 3 11 7.5 37.5 -106.3 1221.8 1115.6
White 11 3 2 6 4.0 36.4 -115.9 1214.7 1098.8
Black 9 3 1 5 3.5 38.9 -94.4 1230.6 1136.1
Standard All 20 6 3 11 7.5 37.5 -106.3 1221.8 1115.6
White 11 3 2 6 4.0 36.4 -115.9 1214.7 1098.8
Black 9 3 1 5 3.5 38.9 -94.4 1230.6 1136.1
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 24 6 5 13 8.5 35.4 -124.0 1215.8 1091.8
White 13 3 4 6 5.0 38.5 -98.1 1206.9 1108.8
Black 11 3 1 7 3.5 31.8 -154.5 1226.3 1071.7
Standard All 20 6 3 11 7.5 37.5 -106.3 1221.8 1115.6
White 11 3 2 6 4.0 36.4 -115.9 1214.7 1098.8
Black 9 3 1 5 3.5 38.9 -94.4 1230.6 1136.1
Rapid All 4 0 2 2 1.0 25.0 -212.5 1185.7 973.2
White 2 0 2 0 1.0 50.0 0.0 1164.3 1164.3
Black 2 0 0 2 0.0 0.0 -425.0 1207.0 782.0
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 1170191632 Sikhuza, M (MmuĊĦi) 1 1.0 1 0 0 100.0 1177.1 425.0 1602.1 View list
2 1150306446 Moloi, M (Mase) 1 1.0 1 0 0 100.0 1159.5 425.0 1584.5 View list
3 1170154203 Kwint, S (Samuel) 1 1.0 1 0 0 100.0 1169.3 425.0 1594.3 View list
4 2170309227 Manyau, A (Anenyasha) 1 1.0 1 0 0 100.0 1154.1 425.0 1579.1 View list
5 2170161724 Jansen Van Vuurnen, C (Clana) 1 1.0 1 0 0 100.0 1177.1 425.0 1602.1 View list
6 1170192185 Versfeld, E (Ehlard) 1 1.0 1 0 0 100.0 1154.1 425.0 1579.1 View list
7 1160152741 Botha, M (Marloux) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
8 1180306728 Henning, L (Laubcher) 1 0.5 0 1 0 50.0 1159.5 0.0 1159.5 View list
9 2160152257 Malan, K (Karli) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
10 2160303479 Melzer, K (Kiara) 1 0.5 0 1 0 50.0 1159.5 0.0 1159.5 View list
11 1170306855 Ntuli, S (Siphesihle) 1 0.5 0 1 0 50.0 1154.1 0.0 1154.1 View list
12 1170143820 Tenzer, A (Alexander) 1 0.0 0 0 1 0.0 1177.1 -425.0 752.1 View list
13 1170302677 Simoa, R (Raul) 1 0.0 0 0 1 0.0 1177.1 -425.0 752.1 View list
14 1150143029 Pretorius, P (Phillip) 1 0.0 0 0 1 0.0 1159.5 -425.0 734.5 View list
15 1180159293 Myburgh, M (Morne) 1 0.0 0 0 1 0.0 1169.3 -425.0 744.3 View list
16 1170157445 Malan, J (Joseph) 1 0.0 0 0 1 0.0 1177.1 -425.0 752.1 View list
17 2170191352 Kgwale, K (Keratilwe) 1 0.0 0 0 1 0.0 1169.3 -425.0 744.3 View list
18 1150303477 Hans, B (Boitshepo) 1 0.0 0 0 1 0.0 1159.5 -425.0 734.5 View list
19 1160159703 Haffejee, M (Mudassir) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
20 2180304133 Frishter, S (Sofia) 1 0.0 0 0 1 0.0 1169.3 -425.0 744.3 View list