'Galactic extinction' presentation slideshows

428 views • 29 slides

Observational Astrophysics II (L2)

Observational Astrophysics II (L2). http://www.astro.su.se/utbildning/kurser/astro_obs2/. Observational Astrophysics II (L2). Getting our NIRF. What do we want to do? Image a selected spiral galaxy in H a 6563 (HII/slit position) Spectroscopy of HII regions => los radial velocities

402 views • 25 slides

Observational Astrophysics II (L2)

Observational Astrophysics II (L2). Getting our NIRF. What do want to do? Image a selected spiral galaxy in H a 6563 (HII/slit position) Spectroscopy of HII regions => los radial velocities Imaging in JHK => isophotes => deprojection => V rad (r)

408 views • 25 slides

SCUSS number counts

Shen Shiyin. SCUSS number counts. 2012 catalog. 1590 fields, each field 1 deg x 1 deg 35,646,832 number counts Field catalog file 22 columns DAO photometry, Bertin photometry, SDSS match Tool: read_cat.pro IDL>data=read_cat('a1008.cat') IDL>help,data,/str

177 views • 7 slides