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[What day is it today? | Tohoku Edition] What day is December 2nd?
The day Aiko (asteroid) was discovered (Miyagi Prefecture)

The asteroid Ayashi was discovered on December 2, 1988 , Koishikawa ,
This asteroid was the first naming right Koishikawa had ever received, and it was named "Aiko" after the Aiko Observatory, which was also his family home
reference
- Wikipedia: Aiko (asteroid)




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