Player Page

Oosthuizen, J (Jaco)
Dob: 2014/01/22 (U12)
Gender: Male
Chess SA id: 1140190896
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (196 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 rating1252.1
Current Weighted rating1225.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1252.1
Current highest rating achieved1252.1
Current floor (min rating allowed)752.1
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)±154.0
Current Raw change used (final)0.0
Projected new Raw rating1252.1
Projected new Weighed rating1128.2
Projected new Weighted performance743.3
Projected new final Raw rating (if new WP > new Raw)1252.1
Projected new highest rating1252.1
Projected new floor752.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1252.1
Projected effective change (new Official - current Official)=0.0
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 rating1252.6
Current Weighted rating1222.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1252.6
Current highest rating achieved1252.6
Current floor (min rating allowed)752.6
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)±153.8
Current Raw change used (final)0.0
Projected new Raw rating1252.6
Projected new Weighed rating1125.6
Projected new Weighted performance454.8
Projected new final Raw rating (if new WP > new Raw)1252.6
Projected new highest rating1252.6
Projected new floor752.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1252.6
Projected effective change (new Official - current Official)=0.0
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 rating1217.6
Current Weighted rating1213.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1217.6
Current highest rating achieved1217.6
Current floor (min rating allowed)717.6
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)±161.7
Current Raw change used (final)0.0
Projected new Raw rating1217.6
Projected new Weighed rating1117.0
Projected new Weighted performance379.7
Projected new final Raw rating (if new WP > new Raw)1217.6
Projected new highest rating1217.6
Projected new floor717.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1217.6
Projected effective change (new Official - current Official)=0.0
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
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
1 2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1208.8 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1208.8 1200.0 Analysis
1 CCC Midstream Rapid 2023 2023/11/27 2023/11/27 Tshwane (GTP) Rapid 15 0.39 5 5 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 3 1 1 3.5 70.0 170.0 1292.5 1462.5
White 3 3 0 0 3.0 100.0 425.0 1257.2 1682.2
Black 2 0 1 1 0.5 25.0 -212.5 1345.3 1132.8
Standard All 5 3 1 1 3.5 70.0 170.0 1292.5 1462.5
White 3 3 0 0 3.0 100.0 425.0 1257.2 1682.2
Black 2 0 1 1 0.5 25.0 -212.5 1345.3 1132.8
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 10 6 1 3 6.5 65.0 127.5 1253.9 1381.4
White 5 4 0 1 4.0 80.0 255.0 1268.3 1523.3
Black 5 2 1 2 2.5 50.0 0.0 1239.5 1239.5
Standard All 5 3 1 1 3.5 70.0 170.0 1292.5 1462.5
White 3 3 0 0 3.0 100.0 425.0 1257.2 1682.2
Black 2 0 1 1 0.5 25.0 -212.5 1345.3 1132.8
Rapid All 5 3 0 2 3.0 60.0 85.0 1215.3 1300.3
White 2 1 0 1 1.0 50.0 0.0 1285.0 1285.0
Black 3 2 0 1 2.0 66.7 141.7 1168.9 1310.6
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 2120109364 Gruenenfelder, E (Ellie) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 2150144842 Wilson, J (Jami) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1140137418 Van Der Wath, L (Logan) 1 1.0 1 0 0 100.0 1208.8 425.0 1633.8 View list
4 1140304579 Motloung, L (Lapisi) 1 1.0 1 0 0 100.0 1208.8 425.0 1633.8 View list
5 1100162044 Koreng, G (Gogontle) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
6 1130141563 Kluge, J (John) 1 1.0 1 0 0 100.0 1208.8 425.0 1633.8 View list
7 1140135082 Janse Van Rensburg, J (Josh) 1 0.5 0 1 0 50.0 1208.8 0.0 1208.8 View list
8 1130134053 Roos, E (Ewan) 1 0.0 0 0 1 0.0 1208.8 -425.0 783.8 View list
9 181028990 Oosthuizen, C (Chris) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 1110143051 Naude, J (Johan) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list