The prechordal plate is described as a median mass of cells, located at the anterior end of the notochord, which appears in early embryos as an integral part of the roof of the foregut . e . g.
2.
If the star actually has a mass of 51 solar masses ( the median mass reported by Hohle, Neuh�user, and Schutz in 2010 ), the star's bolometric luminosity would be over 1 million most luminous stars known, although data to support this mass is tenuous at best.
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