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Astroturf's user avatar
Astroturf's user avatar
Astroturf
  • Member for 5 years, 6 months
  • Last seen more than 1 year ago
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Top posts
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question
11
Which stellar properties can we describe as "first principles" in which we can derive the rest?
Jul 21, 2020
question
6
Why do M dwarfs emit more X-ray radiation than larger, more luminous stars?
Feb 24, 2021
question
6
Why is blue light extincted more strongly than red?
Jan 26, 2020
question
5
What leads an observer to choose a narrow slit over a wide one (and vice-versa) when observing?
Apr 5, 2021
question
5
Explain as simply as possible how the Sunyaev-Zeldovich (SZ) effect is used to estimate the Hubble constant
Jun 22, 2021
question
5
If the visibility function is the Fourier transform of the sky brightness distribution, why do you need the dirty beam and dirty image to find it?
Jul 14, 2021
question
5
Which star has the faintest absolute magnitude (largest magnitude) yet is still visible with the naked eye from Earth (either hemisphere)?
Aug 2, 2021
question
5
Why would someone choose a lower resolution grating over a higher one when performing spectroscopy?
Aug 10, 2021
question
5
Why do massive rapid-rotating stars move bluewards off the zero-age main sequence (ZAMS)?
Feb 23, 2021
answer
5
What does "additive fringing from the (multiplicative) twilights" mean?
Jun 7, 2020
Top network posts
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24
Is it ok to let my 3 month old drop her head a few inches during 'tummy time'?
11
How to find the sum for each individual row in a binary matrix until the first zero is reached from left to right.
5
How should I handle disinterested/unorganized adviser?