Player Page

Jacobs, M (Mj)
Dob: 2010/08/05 (U16)
Gender: Male
Chess SA id: 1100155576
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/08/12 (104 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 rating1208.0
Current Weighted rating1200.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1208.0
Current highest rating achieved1208.0
Current floor (min rating allowed)708.0
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)±163.9
Current Raw change used (final)0.0
Projected new Raw rating1208.0
Projected new Weighed rating1104.5
Projected new Weighted performance651.0
Projected new final Raw rating (if new WP > new Raw)1208.0
Projected new highest rating1208.0
Projected new floor708.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1208.0
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 rating1210.1
Current Weighted rating1202.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1210.1
Current highest rating achieved1210.1
Current floor (min rating allowed)710.1
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)±163.4
Current Raw change used (final)0.0
Projected new Raw rating1210.1
Projected new Weighed rating1106.2
Projected new Weighted performance406.2
Projected new final Raw rating (if new WP > new Raw)1210.1
Projected new highest rating1210.1
Projected new floor710.1
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1210.1
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 rating1180.2
Current Weighted rating1181.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1181.2
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)±170.6
Current Raw change used (final)0.0
Projected new Raw rating1180.2
Projected new Weighed rating1086.4
Projected new Weighted performance322.1
Projected new final Raw rating (if new WP > new Raw)1180.2
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)1180.2
Projected effective change (new Official - current Official)-1.0
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 Sedibeng West District Schools Chess Team's Championships 2024 (U15) 2024/08/12 2024/08/12 Sedibeng (GSV) Standard 60 0.83 5 5 2.5 1198.1 1200.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
2 Sedibeng West District Schools Chess Team's Championships 2024 (U15) 2024/08/12 2024/08/12 Sedibeng (GSV) Standard 60 0.83 5 5 2.5 1198.1 1200.0 Analysis
1 Gauteng Open Arnold Classic 2023 (U16) 2023/05/19 2023/05/19 Tshwane (GTP) Rapid 30 0.60 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 5 2 1 2 2.5 50.0 0.0 1263.7 1263.7
White 3 0 1 2 0.5 16.7 -283.3 1281.9 998.6
Black 2 2 0 0 2.0 100.0 425.0 1236.5 1661.5
Standard All 5 2 1 2 2.5 50.0 0.0 1263.7 1263.7
White 3 0 1 2 0.5 16.7 -283.3 1281.9 998.6
Black 2 2 0 0 2.0 100.0 425.0 1236.5 1661.5
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 4 1 5 4.5 45.0 -42.5 1270.9 1228.4
White 6 1 1 4 1.5 25.0 -212.5 1306.0 1093.5
Black 4 3 0 1 3.0 75.0 212.5 1218.3 1430.8
Standard All 5 2 1 2 2.5 50.0 0.0 1263.7 1263.7
White 3 0 1 2 0.5 16.7 -283.3 1281.9 998.6
Black 2 2 0 0 2.0 100.0 425.0 1236.5 1661.5
Rapid All 5 2 0 3 2.0 40.0 -85.0 1278.1 1193.1
White 3 1 0 2 1.0 33.3 -141.7 1330.1 1188.4
Black 2 1 0 1 1.0 50.0 0.0 1200.0 1200.0
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 1090309494 Bester, E (Erich) 1 1.0 1 0 0 100.0 1198.1 425.0 1623.1 View list
2 1110303584 Sefafe, P (Poloko) 1 1.0 1 0 0 100.0 1198.1 425.0 1623.1 View list
3 1100155626 Seema, B (Bafokeng) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
4 1100155612 Ngoy, J (Joe) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
5 1100309500 Molahlehi, B (Boitumelo) 1 0.5 0 1 0 50.0 1198.1 0.0 1198.1 View list
6 109089375 Viljoen, H (Henning) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
7 1080155633 Stander, H (Henro) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
8 1090160515 Ntshangase, S (Siphiwe) 1 0.0 0 0 1 0.0 1198.1 -425.0 773.1 View list
9 1080152160 Motsepe, O (Ofentse) 1 0.0 0 0 1 0.0 1200.0 -425.0 775.0 View list
10 2090135229 Mofokeng, M (Mathabo) 1 0.0 0 0 1 0.0 1198.1 -425.0 773.1 View list