Format
MA
Mostert, Arlen Ziegfried
🇳🇦FIDE 15218236· Male· Namibia· Born in 2010
Follow Arlen Ziegfried MostertTrack his monthly FIDE ratings, games, tournaments and more.
Arlen Ziegfried Mostert, a 16-year-old player, is rated 1513 — just 7 short of his peak of 1520 (Oct 2025, age 15). He plays occasionally (5 games in the last 12 months). Recent appearance: Bank Windhoek 2025 Namibia National Junior Closed Chess Championships - Open under 16. He reached #89 nationally in Jul 2025.
At junior level, he reached #7 nationally in U16.
Current rating
1513
Standard
Rpd—·Blz—
All-time high
1520
−7 pts below
Oct 2025 · age 15
Oct 2025 · age 15
Activity
5
games / yr avg.
5 past 12 mo
classical only
Occasional
classical only
Occasional
Signature stat
#179,733
#179,733 · players worldwide · of 216,808
Career timeline
7 entries2025
All-time peak 1520
at age 15 · −7 from today
Oct 2025
Peak national rank: #89
at age 15 · rated 1513
Jul 2025
7th U16 player nationally
at age 15 · rated 1513
Jul 2025
Crossed 1500
at age 15
Jul 2025
Crossed 1400
at age 15
Jul 2025
Crossed 1200
at age 15
Jul 2025
Standard rating history
Last 12 months — activity & highlights
Top opponent
Bank Windhoek 2025 Namibia National Junior Closed Chess Championships - Open under 16 · May 2025 · +11.5 Elo
Evolution
0
1513 → 1513
Tournaments
1
7 games
Score
2/ 728.6%
0W4D3L
Top 3 wins
Top 3 losses
Last 12 months — tournaments
1 event| Event | Date | Score | Rank | Perf | Δ Elo |
|---|---|---|---|---|---|
Swiss | May 2025 | 2/5 | #5 | 1380 | 0.0 |
Rankings
/
Namibia
#111
out of 156 players
Africa
#7,538
in continent
World
#179,687
out of 400,000+
National ranking
Europe & World
Europe
World
Namibia
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