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Kostov, Magnus Konstantin

🇧🇬

FIDEFIDE 2955440· Male· Bulgaria· Born in 2015

Follow Magnus Konstantin KostovTrack his monthly FIDE ratings, games, tournaments and more.

Magnus Konstantin Kostov, a 11-year-old Bulgarian player, is rated 1700 — his current career high. He is progressing steadily with +39 Elo over the past 12 months. 43 rated games in the past year (≈41/year long-term). Recent standard appearances include Championnat Suisse junior - 4 manche qualificative U12, SJMM 2025-2026 Day 3, and Int. Graz Open 2026 - B. Also played 3 rapid events (including 37e Open Rapide du CEG) recently.

At junior level, he reached #12, #4 and #4 nationally in U12, U10 and U8.

Current rating

1700

Standard

Rpd1674·Blz—

All-time high

1700

at best
Jun 2026 · age 11

Activity

40

games / yr avg. · ≈3/mo

43 past 12 mo · ≈4/mo
classical only
Active

Signature stat

#109,949

#109,949 · players worldwide · of 218,279

Career timeline

14 entries
2026
12th Bulgarian U12 player
at age 11 · rated 1700
Jun 2026
All-time peak 1700
at age 11
Jun 2026
6-month rising streak
+116 Elo
Jun 2026
100 career games
at age 11
Mar 2026
Re-crossed 1600
at age 11
Feb 2026
2025
Re-crossed 1600
at age 10
Dec 2025

Standard rating history

Peak
FIDE title
Threshold
First rated
FIDE recal.

Activity & highlights

Top opponent
vs Yaroslav Kononiuk 1,869
SJEM U12 Final · May 2026 · +9.0 Elo
Evolution
+85
1615 → 1700
Tournaments
9
41 games
Score
19.5/ 4147.6%
16W7D18L
Top 3 losses
1.[L]vsLogan Gremaud1,532·SJMM 2025-2026 (National leagues) Day 1·R2·-23.0
2.[L]vsLoic Carnevale-Arella1,663·SJEM U12 Final·R5·-22.1
3.[L]vsYuma Obataya1,672·SJEM U12 Final·R7·-21.6

Last 12 months — tournaments

9 events
EventDateScoreRankPerfΔ Elo
SJEM U12 Final
Swiss
May 20263/6#101729+14.0
Championnat Suisse junior - 4 manche qualificative U12
Open Swiss
Mar 20263/4#61832+42.4
SJMM 2025-2026 Day 3
Team
Mar 20261/1#382238+10.0
Int. Graz Open 2026 - B
Open Swiss
Feb 20263/9#1161652+12.8
SJMM 2025-2026 Day 2
Open Swiss
Jan 20261/1#148—+11.6
U12 Qualification Basel Standard
Open Swiss
Jan 20263/3#262422+26.4
SJMM 2025-2026 (National leagues) Day 1
Team
Dec 20251/1#62332-24.0
Qualification-2 U12
Swiss
Nov 20252/4#121705+23.2
34th OPEN CHESS TOURNAMENT OF KAVALA VASILIS THEODORIDIS B
Open Swiss
Jul 20252.5/9#1831550-31.6
Worst Elo result: 34th OPEN CHESS TOURNAMENT OF KAVALA VASILIS THEODORIDIS B (-31.6 Elo, finished #183).

Rankings

/
Bulgaria
#320
out of 1,136 players
Europe
#77,169
in continent
World
#109,946
out of 400,000+

National ranking

Europe & World

Europe
World
Bulgaria
1
🇧🇬Topalov, VeselinFollow Veselin TopalovTrack their monthly FIDE ratings, games, tournaments and more.
2,695
2
🇧🇬Cheparinov, IvanFollow Ivan CheparinovTrack their monthly FIDE ratings, games, tournaments and more.
2,634
3
🇧🇬Naiditsch, ArkadijFollow Arkadij NaiditschTrack their monthly FIDE ratings, games, tournaments and more.
2,574
4
🇧🇬Petrov, MartinFollow Martin PetrovTrack their monthly FIDE ratings, games, tournaments and more.
2,547
5
🇧🇬Georgiev, KirilFollow Kiril GeorgievTrack their monthly FIDE ratings, games, tournaments and more.
2,525
6
🇧🇬Petkov, MomchilFollow Momchil PetkovTrack their monthly FIDE ratings, games, tournaments and more.
2,523
7
🇧🇬Grigorov, GrigorFollow Grigor GrigorovTrack their monthly FIDE ratings, games, tournaments and more.
2,496
8
🇧🇬Dimitrov, RadoslavFollow Radoslav DimitrovTrack their monthly FIDE ratings, games, tournaments and more.
2,482
9
🇧🇬Stoyanov, TsvetanFollow Tsvetan StoyanovTrack their monthly FIDE ratings, games, tournaments and more.
2,445
10
🇧🇬Nikolov, MomchilFollow Momchil NikolovTrack their monthly FIDE ratings, games, tournaments and more.
2,433
...
320🇧🇬Kostov, Magnus Konstantin1,700
Europe
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
3
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
4
🇫🇷Firouzja, AlirezaFollow Alireza FirouzjaTrack their monthly FIDE ratings, games, tournaments and more.
2,744
5
🇵🇱Duda, Jan-KrzysztofFollow Jan-Krzysztof DudaTrack their monthly FIDE ratings, games, tournaments and more.
2,739
6
🇭🇺Rapport, RichardFollow Richard RapportTrack their monthly FIDE ratings, games, tournaments and more.
2,729
7
🇳🇱Van Foreest, JordenFollow Jorden Van ForeestTrack their monthly FIDE ratings, games, tournaments and more.
2,728
8
🇫🇷Vachier-Lagrave, MaximeFollow Maxime Vachier-LagraveTrack their monthly FIDE ratings, games, tournaments and more.
2,721
9
🇦🇿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.
2,713
...
77169🇧🇬Kostov, Magnus Konstantin1,700
World
1
🇳🇴Carlsen, MagnusFollow Magnus CarlsenTrack their monthly FIDE ratings, games, tournaments and more.
2,841
2
🇺🇸Nakamura, HikaruFollow Hikaru NakamuraTrack their monthly FIDE ratings, games, tournaments and more.
2,792
2
🇺🇸Caruana, FabianoFollow Fabiano CaruanaTrack their monthly FIDE ratings, games, tournaments and more.
2,792
4
🇺🇿Abdusattorov, NodirbekFollow Nodirbek AbdusattorovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
4
🇺🇿Sindarov, JavokhirFollow Javokhir SindarovTrack their monthly FIDE ratings, games, tournaments and more.
2,777
6
🇩🇪Keymer, VincentFollow Vincent KeymerTrack their monthly FIDE ratings, games, tournaments and more.
2,767
7
🇳🇱Giri, AnishFollow Anish GiriTrack their monthly FIDE ratings, games, tournaments and more.
2,764
8
🇮🇳Erigaisi ArjunFollow Erigaisi ArjunTrack their monthly FIDE ratings, games, tournaments and more.
2,761
9
🇺🇸So, WesleyFollow Wesley SoTrack their monthly FIDE ratings, games, tournaments and more.
2,753
9
🇨🇳Wei, YiFollow Yi WeiTrack their monthly FIDE ratings, games, tournaments and more.
2,753
...
109946🇧🇬Kostov, Magnus Konstantin1,700