bn:un:doppler-spectroscopy
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| bn:un:doppler-spectroscopy [2025/06/18 01:08] – asad | bn:un:doppler-spectroscopy [2025/06/18 01:11] (current) – asad | ||
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| $$ \frac{\Delta\lambda}{\lambda} = \frac{v\cos i}{c} $$ | $$ \frac{\Delta\lambda}{\lambda} = \frac{v\cos i}{c} $$ | ||
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| + | ৫১ পেগাসি তারার পিরিয়ড পাওয়া গিয়েছিল ৪ দিন, আর বেগ ৫০ মি/ | ||
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bn/un/doppler-spectroscopy.1750230512.txt.gz · Last modified: by asad