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trynerror
  • Member for 3 years, 1 month
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1 vote
1 answer
142 views

Derive LOSVD from galaxy spectrum, using fourier method

4 votes
2 answers
147 views

Can the collapse of a gas cloud lead to an elliptical structure?

0 votes
1 answer
41 views

What is the unit of the correlation function between logarithmically rebinned galaxy spectrum and stellar template spectrum?

3 votes
2 answers
101 views

How to construct optimal Wiener Filter?

0 votes
1 answer
254 views

What am I doing wrong in this ppxf application?

0 votes
1 answer
115 views

2D Galaxy Spectrum taken by long-slit-spectrograph

5 votes
1 answer
377 views

How to remove redshift from galaxy spectra in Python?

3 votes
1 answer
120 views

How does instrumental dispersion work?

1 vote
1 answer
380 views

How to calculate S/N in galaxy absorption spectra?

1 vote
0 answers
70 views

Which stars are elliptical galaxies constituted by?

2 votes
0 answers
47 views

Formation scenarios for elliptical galaxies?

5 votes
2 answers
100 views

What is meant by " elliptical galaxies stabilize due to the chaotic motion of stars"?

6 votes
1 answer
388 views

Natural line width from absorption lines

12 votes
1 answer
2k views

What is the mathematical condition for the statement: "gravitationally bound"?

2 votes
0 answers
102 views

Different types of line broadening in stellar and galactic spectra

1 vote
0 answers
115 views

Can this ppxf fit work?

1 vote
1 answer
102 views

redshift puzzle

2 votes
1 answer
118 views

How to fit LOSVD of a galaxy with gauss hermite parametrization

3 votes
0 answers
79 views

S/N binning of 2D spectral galactic data

3 votes
0 answers
30 views

How to find x-values of fourier-transformed correlation functions in velocity space?

5 votes
1 answer
339 views

How to extract galaxy spectra for different radii in Python for spectra taken by long slit spectrograph?

2 votes
0 answers
496 views

Logarithmic rebinning and continuum removal of stellar spectra

3 votes
1 answer
307 views

Finding galaxy spectra in SDSS Catalog by object name

2 votes
1 answer
4k views

working with stellar spectra in fits format in python