Astronomy
Jim421616
  • Member for 4 years, 6 months
  • Last seen this week
Profile Activity

34 Questions

Votes Activity Newest Views
2 answers
14 votes
1k views
1 bookmarks
Quasar mass and accretion rates
1 answers
11 votes
2k views
A "strange" unit radio astronomy
3 answers
10 votes
1k views
2 bookmarks
What's the meaning of virial in Astronomy, and in particular the expression "a virialized cluster of galaxies"?
1 answers
7 votes
104 views
Why is the Milky Way's SMBH inactive?
1 answers
6 votes
79 views
Why are the radio images of the jet of 3C 273 different?
1 answers
6 votes
107 views
1 bookmarks
3C273 jet mass estimate
1 answers
4 votes
142 views
Tuning radio telescopes
1 answers
3 votes
68 views
An image for the unified model of AGN
0 answers
3 votes
99 views
Number of obscured AGN compared to unobscured AGN
1 answers
2 votes
43 views
Meaning of "blue continuum spectrum"?
1 answers
2 votes
41 views
1 bookmarks
Photometry templates -- what are the templates of?
1 answers
2 votes
43 views
Radio SEDs for quasars
0 answers
2 votes
88 views
Luminosity of the Milky Way compared to Seyfert galaxies
0 answers
2 votes
70 views
Cross-matching astronomical catalogs
0 answers
2 votes
71 views
Correction to inverse square law for cosmology
2 answers
2 votes
136 views
Wavelengths for observed objects -- emitted or observed?
1 answers
2 votes
110 views
Units of integrated flux density (irradiance) along longitudes
2 answers
2 votes
963 views
2 bookmarks
Practicing image processing and analysis
1 answers
1 votes
58 views
Confusion around units for SEDs, and how to tell what I'm looking at
1 answers
1 votes
220 views
What objects can I search for using astropy.coordinates?
1 answers
1 votes
46 views
Photometry systems
1 answers
1 votes
30 views
Comparing info for WISE and GALEX
1 answers
1 votes
65 views
Regions and size of an AGN
1 answers
1 votes
244 views
Exposure time for spectroscopy compared to photometry
0 answers
1 votes
47 views
Causes of emission of accretion disk
0 answers
1 votes
27 views
Anisotropy of quasar distribution
0 answers
1 votes
39 views
Relationship between photometric colour and redshift, part two
1 answers
1 votes
77 views
Relationship between photometric colour and redshift
0 answers
1 votes
71 views
Regression line in a colour-colour diagram
3 answers
1 votes
153 views
Ratios of magnitudes instead of differences
1
2

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