📅 NSB 2011🎓 HS🔄 Round 17#️⃣ Q21🌟 Bonus✍️ Short Answer
If a supernova with an apparent magnitude of –2.0 was observed for the first time in the year 2,000 at 35.00 kiloparsecs from Earth, how many years before observation, rounded to the nearest whole number, did the supernova most likely occur?
✔️Answer:114
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