Long-rising Type II supernovae from Palomar Transient Factory and Caltech Core-Collapse Project

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Table 4

Explosion and progenitor parameters.


SN	E^a				R^h
	(10⁵¹ erg)	(M_⊙)	(M_⊙)	(% /M_ej)	(R_⊙)

2004ek	9.3	28	0.217	41	2303
2004em	11.3	43	0.102	25	316
2005ci	2.3	19	0.065	90	33
PTF09gpn	1.0	12	0.040	35	120
PTF12gcx	3.6	12	<0.181	100	346
PTF12kso	3.4	17	0.230	90	...

Notes. Errors in the ⁵⁶Ni mass are mainly due to the uncertainty in the distance and in the explosion epoch. We estimate the total uncertainty to be ~10% for each SN. The ⁵⁶Ni mass for PTF09gpn is determined by the r-band light-curve comparison to SN 2009E at late epochs.

^(a)

From Arnett et al. (1989).

^(t)

From the modeling of the bolometric light curve tail.

^(h)

From the hydrodynamical models.

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