Post on 19-Dec-2015
Observational techniquesmeeting #10
Spectroscopy(Cont.)
Supernovae
SNe Ia
SNe Ia
Si II “6100”
Si II “4000”Ca II
SNe Ia
SNe Ib
SNe Ib
He I 5876 or Na D 5890?
He I 6678 and 7065
Ca II IR triplet
SNe Ic
SNe Ic
Ca II IR triplet
No Si II
OII3727
Hβ4861
OIII49595007
Hα6563 SII
6700
SNe Ic
Ca
No SI II
Si II?
He I
SNe Ic
Ia or Ic ?
SNe II
SNe II - normal
Hα
Ca II
Fe
SNe II – underluminous/low v
Low-velocity P-cygni
SNe IIn
Hα
Hβ
Hγ
Hδ
Blue continuum
Classic IIn profile
SNe IIb
He
SNe II - young
SNe IIn: pseudo continuum
Kiewe et al. 2011; SN 2005cl
SNe IIn: hottest objects
Komossa et al. 2010
Variable stars
Stars
Galaxies
Galaxies – old stars
Galaxies – young stars
Galaxies – highest redshift
Lehnert et al. 2010, Nature; 14.8 hours with SINFONI@VLT in J-band (1.14 micron)
Active galactic nuclei (Quasars, QSOs)
Active galactic nuclei
Topics for student talks:
• Cosmic microwave background: history + basic instrumentation • CMB: recent developments• MM/SubMM instrumentation: SCUBA -> ALMA• Sunyaev-Zeldovich effect; detection; implications• Light echoes• IFU spectrographs• Neutrino detectors• TEV telescopes• Cosmic-ray observatories• Gravitational wave detectors• MIR/FIR instrumentation• Future radio arrays: LOFAR, SKA
End