CChessStats
Format
MJ

Mostert, Joost

🇳🇱

FIDEFIDE 1018493· Male· Netherlands· Born in 1948

Follow Joost MostertTrack his monthly FIDE ratings, games, tournaments and more.

Joost Mostert, a 78-year-old Dutch player, is rated 1919. He has slipped back 43 Elo over the past 12 months. 27 rated games in the past year (≈7/year long-term). Recent standard appearances include Dutch Team Competition - klasse 2 Round 9, Dutch Team Competition - klasse 2 Round 8, and 85e Noteboomtoernooi. He had 3 career breaks: 17 months (2007–2009), 42 months (2011–2014) and 14 months (2018–2019). His peak of 1997 was reached at age 61 (Jul 2009).

Current rating

1919

Standard

Rpd—·Blz—

All-time high

1997

−78 pts below
Jul 2009 · age 61

Activity

16

games / yr avg. · ≈1/mo

27 past 12 mo · ≈2/mo
classical only
Moderately active

Signature stat

#43,586

#43,586 · players worldwide · of 216,808

Career timeline

15 entries
2025
18th Dutch 75-80 player
at age 77 · rated 1968
Nov 2025
2024
100 career games
at age 76
Dec 2024
2023
39th Dutch 70-75 player
at age 75 · rated 1945
Dec 2023
2018
Inactive for 14 months
paused at 1959 → returned at 1926
May 2018
2017
42nd Dutch 65-70 player
at age 69 · rated 1986
Apr 2017
Best 12-month gain (+71 Elo)
1915 → 1986
Apr 2017

Standard rating history

Last 12 months — activity & highlights

Top opponent
vs Hicham BoulahfaCM 2,240
Dutch Team Competition - klasse 2 Round 7 · Feb 2026 · +7.1 Elo
Evolution
-37
1956 → 1919
Tournaments
11
27 games
Score
12/ 2744.4%
6W12D9L

Last 12 months — tournaments

top 10 of 11
EventDateScoreRankPerfΔ Elo
Dutch Team Competition - klasse 2 Round 9
Team
Apr 20260/1#2171290-5.6
Dutch Team Competition - klasse 2 Round 8
Team
Mar 20260/1#2301215-7.8
85e Noteboomtoernooi
Open Swiss
Feb 20263/6#1251820-17.0
Dutch Team Competition - klasse 2 Round 7
Team
Feb 20260.5/1#1492240+7.0
2026 Chess.com Botwinnik Open - Groep B
Open Swiss
Jan 20263/6#241879-11.0
Worst Elo result: 85e Noteboomtoernooi (-17.0 Elo, finished #125).

Rankings

/
Netherlands
#1,878
out of 4,901 players
Europe
#32,144
in continent
World
#43,586
out of 400,000+

National ranking

Europe & World

Europe
World
Netherlands
1
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
2
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
3
🇳🇱Van Wely, LoekFollow Loek Van WelyTrack their monthly FIDE ratings, games, tournaments and more.
2,625
4
🇳🇱L'Ami, ErwinFollow Erwin L'AmiTrack their monthly FIDE ratings, games, tournaments and more.
2,592
5
🇳🇱Schoppen, CasperFollow Casper SchoppenTrack their monthly FIDE ratings, games, tournaments and more.
2,589
6
🇳🇱Reinderman, DimitriFollow Dimitri ReindermanTrack their monthly FIDE ratings, games, tournaments and more.
2,574
7
🇳🇱Sokolov, IvanFollow Ivan SokolovTrack their monthly FIDE ratings, games, tournaments and more.
2,567
8
🇳🇱Smeets, JanFollow Jan SmeetsTrack their monthly FIDE ratings, games, tournaments and more.
2,564
9
🇳🇱Bok, BenjaminFollow Benjamin BokTrack their monthly FIDE ratings, games, tournaments and more.
2,560
10
🇳🇱Van den Doel, ErikFollow Erik Van den DoelTrack their monthly FIDE ratings, games, tournaments and more.
2,549
...
1878🇳🇱Mostert, Joost1,919
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
3
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,735
7
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,717
8
🇦🇿Mamedyarov, ShakhriyarFollow Shakhriyar MamedyarovTrack their monthly FIDE ratings, games, tournaments and more.
2,717
10
🇹🇷Erdogmus, Yagiz KaanFollow Yagiz Kaan ErdogmusTrack their monthly FIDE ratings, games, tournaments and more.
2,708
...
32144🇳🇱Mostert, Joost1,919
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,840
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
3
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,788
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,780
5
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,776
6
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,759
7
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,759
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,754
10
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
43586🇳🇱Mostert, Joost1,919