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T Coronae Borealis reaches magnitude 5.0 before April 10th, 2026?
5
Ṁ100Ṁ51
Apr 10
31%
chance

T Coronae Borealis (T CrB), also known as the 'Blaze Star,' is a recurrent nova expected to undergo an outburst soon. Historically, it has brightened to magnitude 2.0 or 3.0 during such events in 1866 and 1946 respectively.

This market resolves to 'Yes' if T CrB reaches magnitude 5.0 or brighter before April 10, 2026 (12:00:00 am ET), as reported by reputable astronomical sources such as the American Association of Variable Star Observers (AAVSO).

https://en.wikipedia.org/wiki/T_Coronae_Borealis

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Old 2025 market:

https://manifold.markets/EstMtz/t-coronae-borealis-reaches-magnitud?r=RXN0TXR6

T Coronae Borealis reaches magnitude 5.0 before December 15, 2025?
Resolved NO. T Coronae Borealis (T CrB), also known as the 'Blaze Star,' is a recurrent nova expected to undergo an outburst soon. Historically, it has brightened to magnitude 2.0 or 3.0 during such events in 1866 and 1946 respectively. This market resolves to 'Yes' if T CrB reaches magnitude 5.0 or brighter before December 14, 2025 (11:59 pm ET), as reported by reputable astronomical sources such as the American Association of Variable Star Observers (AAVSO). https://en.wikipedia.org/wiki/T_Coronae_Borealis
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