SN 1994ae Ia in NGC 3370


Geoffrey Chaucer with an astrolabe.

OBJ:   SN 1994ae Ia in NGC 3370 (Sc according to {riess1999}) which in 
         Leda
          is Leda:  NGC 3370.  
DISCOVERY:  1994nov14 UT by Van Dyk et al. (1994)
            (CfA List of Supernovae). 
MAX:  1994nov26 (JD 2449682.5) in B \citet{riess1999}.
           See the US Navy Observatory 
           Julian Date Converter.
           This day of the year 330.
SUPERNOVA of the YEAR:  M = 31.

COMMENT:   This is a core normal SN Ia {branch2006b}.
    

         Spectrum               Date                  Phase relative to Bmax    Observed Wavelength Range
         howell2004             1994nov26?            0.?                       3065.746--6988.310
         CfA observer?          1995feb05             72.4                      3672.7478--7612.0073

REF:
       \citet{branch2006b} The
        Oklahoma maximum light paper with our subtypes.

       \citet{conley2006} General value
         of 19.4 days for Ia rise time in B.

       \citet{howell2004} Has a spectra
       of SN 1994ae from near maximum light (Bmax I suppose) and this is the spectrum David Branch
       has.

       \citet{riess1999} Light curves
       of SN 1994ae and other SNe Ia.

HEADER: Header Common header information for this supernovae.
        The common header may (or may not) be updated relative to the header information above
        (D. J. Jeffery (2007jan01)).

REP:  F_lambda (erg/cm2/s/A) vs. lambda (ang)  (iformat = 1)
COR:  not deredshifted (heliocentric velocity 1281 +/- 5 km/s from
     Leda:  NGC 3370
      not dereddened (Galactic foreground 0.13/4=.0325 reddening from
     Leda:  NGC 3370  
        but derived from
     Schlegel et al. (1998)
      Note that turatto1998 assumed 0. reddening.
      not smoothed ????, not photometric ????
      Derived bolometric maximum is ??? (see above).
OBS: 

Date: 1994 with 1994nov26 (JD 2449682.5) for B maximum gives:
      day =  -  =


&specnamelist aname='sn1994ae Ia 1994_11_' ebv=.0325 ! epoch= ! This parameter needs to updated for the particular spectrum. iformat=1 itick=2 itickln=4 t_rise=19.4d0 ! \citep{conley2006}, Just an average rise time. v_helio=1281. ymin2=1.d-16 ymax2=10.d-16 ymin3=.3 ymax3=3. wlammin1=3800.d0 wlammax1= wlammin2=3800.d0 wlammax2= wlammin3=3800.d0 wlammax3= /
./figure/sn1994ae_1994_11_.gif Postscript plot of the spectrum.
./figure/sn1994ae_1994_11_.dif.gif Postscript plot of the spectrum with local normalization.
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