Table 3: SN 1994D data used in the simulation.

Phasea
Dateb $m_B\ ^{c}$ mR,z=0.5d countse
-10 11/03/94 13.26 24.86 13.5
-8 13/03/94 12.67 24.27 22.7
-6 $\cdots$ 12.26 23.86 30.7
-4 17/03/94 11.99 23.59 37.4
-2 19/03/94 11.86 23.46 39.5
+0 $\cdots$ 11.84$^{\dag }$ 23.44 51.6
+2 23/03/94 11.89 23.49 48.4
+4 25/03/94 11.99 23.59 34.8
+6 $\cdots$ 12.13 23.73 31.3
+8 $\cdots$ 12.33 23.93 27.9
+10 31/03/94 12.55$^{\dag }$ 24.15 21.5
+12 02/04/94 12.80 24.40 15.0
+14 $\cdots$ 13.10 24.70 12.7
a SN phase in rest-frame days from B-band maximum.
b UT date of spectroscopic observation. Absence of date means the spectrum is synthetic.
c B-band magnitude taken from Table 1 in Patat et al. (1996). Data marked with $^{\dag }$ results from a polynomial fit to the B-band light curve.
d The R-band at z=0.5 is close to rest-frame B-band, and so $m_R\
(z=0.5)\approx m_B - 2.5\log{\left( \frac{d_{L,SN}}{d_{L,{\rm gal}}} \right)
^2} \approx m_B + 11.60$.
e Mean total counts in the whole SN profile in ADUs per pixel along the dispersion axis.


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