Player Page

Janssen, A (Alec)
Dob: 2009/03/20 (U16)
Gender: Male
Chess SA id: 1090119605
FIDE id:
Region: West Rand (GWR)
Citizen: RSA
Title(s):
Last active: 2022/09/03 (638 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
Curent Raw rating1222.6
Curent Weighted rating1222.4
Curent Weighted performance938.2
Current official/published rating (highest between Raw, WR and WP)1222.6
Current floor (min rating allowed)722.6
Current highest rating achieved1222.6
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)±160.6
Current Raw change used (final)0.0
Projected new Raw rating1222.6
Projected new Weighed rating1222.6
Projected new Weighted performance938.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1222.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1222.6
Projected new floor722.6
Projected new K-facor36
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 rating1270.7
Curent Weighted rating1270.6
Curent Weighted performance998.0
Current official/published rating (highest between Raw, WR and WP)1270.7
Current floor (min rating allowed)772.1
Current highest rating achieved1272.1
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)±149.9
Current Raw change used (final)0.0
Projected new Raw rating1270.7
Projected new Weighed rating1270.7
Projected new Weighted performance998.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1270.7
Projected effective change (new Official - current Official)+0.0
Projected new highest rating1272.1
Projected new floor772.1
Projected new K-facor36
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 rating1060.8
Curent Weighted rating1060.8
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1060.8
Current floor (min rating allowed)560.8
Current highest rating achieved1060.8
Current K-factor40
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)±202.2
Current Raw change used (final)0.0
Projected new Raw rating1060.8
Projected new Weighed rating1060.8
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1060.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1060.8
Projected new floor560.8
Projected new K-facor40
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 rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)560.8
Current highest rating achieved1200.0
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 rating1200.0
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 rating1200.0
Projected new floor560.8
Projected new K-facor36
Tournaments
Did not participate this month.
Did not participate this year.
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
12 West Rand Trials 2022 (U14) 2022/09/03 2022/09/03 West Rand (GWR) Standard 60 0.83 5 5 3.0 1217.5 1272.1 Analysis
11 2nd West Rand Open 2022 (Juniors) 2022/08/06 2022/08/06 West Rand (GWR) Standard 60 0.83 5 5 4.0 1166.7 1232.9 Analysis
10 2022 Gauteng Schools Individual Chess Championship (U13 Boys) 2022/06/18 2022/06/18 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1167.4 1251.6 Analysis
9 RMS Swiss For Rating of Players 2022 (U13) 2022/05/28 2022/05/28 Ekurhuleni (GE) Rapid 30 0.60 7 6 0.0 1189.0 1200.0 Analysis
8 D2 Schools Individuals 2022 (U13 Boys) 2022/05/07 2022/05/07 West Rand (GWR) Standard 60 0.83 5 5 4.0 1189.0 1187.2 Analysis
7 West Rand Juniors 2022 (U14) 2022/04/09 2022/04/09 West Rand (GWR) Standard 60 0.83 5 5 3.0 1167.8 1160.4 Analysis
6 2022 Gauteng Interregion (U14 Open) 2022/02/26 2022/02/26 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1188.4 1188.0 Analysis
5 West Rand Open 2022 (U14) 2022/02/05 2022/02/05 West Rand (GWR) Standard 60 0.83 5 5 3.0 1188.4 1188.0 Analysis
4 West Rand Trials 2021 (U14) 2021/12/04 2021/12/04 West Rand (GWR) Standard 60 0.83 5 5 3.0 1166.5 1159.6 Analysis
3 JNW Club - Trinityhouse Little Falls Open 2020 (D) 2020/03/14 2020/03/14 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1145.3 1133.6 Analysis
2 JNW Club - Bryanston Open1 2020 (D) 2020/02/01 2020/02/01 Johannesburg Metro (GJM) Standard 60 0.83 5 4 1.0 1194.4 1194.0 Analysis
1 JNW Chess Club - Muldersdrif 2019 (B) 2019/10/18 2019/10/18 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main 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
Standard 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
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 60 29 0 31 29.0 48.3 -14.2 1188.0 1173.9
White 28 13 0 15 13.0 46.4 -30.4 1195.0 1164.7
Black 32 16 0 16 16.0 50.0 0.0 1181.9 1181.9
Standard All 54 29 0 25 29.0 53.7 31.5 1187.9 1219.4
White 25 13 0 12 13.0 52.0 17.0 1196.4 1213.4
Black 29 16 0 13 16.0 55.2 44.0 1180.6 1224.5
Rapid All 6 0 0 6 0.0 0.0 -425.0 1189.3 764.3
White 3 0 0 3 0.0 0.0 -425.0 1183.6 758.6
Black 3 0 0 3 0.0 0.0 -425.0 1195.0 770.0
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 1090136712 Sardinha, K (Keanu) 2 2.0 2 0 0 100.0 1192.1 425.0 1617.1 View list
2 1090136710 Nkieane, S (Sbusiso Brian) 2 1.0 1 0 1 50.0 1178.1 0.0 1178.1 View list
3 2090136717 Sibewu, M (Masego) 2 1.0 1 0 1 50.0 1167.3 0.0 1167.3 View list
4 1090101002 Tshatsheka, J (Junior) 2 0.0 0 0 2 0.0 1177.9 -425.0 752.9 View list
5 1090117298 Collins, C (Christo) 1 1.0 1 0 0 100.0 1189.0 425.0 1614.0 View list
6 1080133401 Chepape, L (Leia) 1 1.0 1 0 0 100.0 1145.3 425.0 1570.3 View list
7 1100136186 Floor, R (Rikus) 1 1.0 1 0 0 100.0 1166.7 425.0 1591.7 View list
8 1090136191 Kampiyau, E (Ethan) 1 1.0 1 0 0 100.0 1217.5 425.0 1642.5 View list
9 1090110084 De Villiers, X (Xander) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
10 1080139689 Matlala, O (Omphemetse) 1 1.0 1 0 0 100.0 1167.8 425.0 1592.8 View list
11 1050110069 Mlambo, S (Sivunile) 1 1.0 1 0 0 100.0 1145.3 425.0 1570.3 View list
12 1090139691 Mofene, T (Tiisetso) 1 1.0 1 0 0 100.0 1167.8 425.0 1592.8 View list
13 1080136196 Molatlhegi, A (Amogelang) 1 1.0 1 0 0 100.0 1166.5 425.0 1591.5 View list
14 1090136197 Muneri, M (Manaka) 1 1.0 1 0 0 100.0 1166.5 425.0 1591.5 View list
15 1090109793 Naicker, SJ (Sedakiah Joauin) 1 1.0 1 0 0 100.0 1188.4 425.0 1613.4 View list
16 1080136198 Nale, K (Kamogelo) 1 1.0 1 0 0 100.0 1166.5 425.0 1591.5 View list
17 109091331 Nolan, CB (Christiaan) 1 1.0 1 0 0 100.0 1189.0 425.0 1614.0 View list
18 1090136199 Pantazis, D (Damian) 1 1.0 1 0 0 100.0 1189.0 425.0 1614.0 View list
19 1100140259 Pereira, R (Ricardo) 1 1.0 1 0 0 100.0 1189.0 425.0 1614.0 View list
20 1090136711 Pretorius, J (James) 1 1.0 1 0 0 100.0 1188.4 425.0 1613.4 View list