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Table 1
Basic data on Mrk 996.
| Parameter | Value |
|
|
|
| α(J2000) | 01h27m35 5 |
| δ(J2000) | −06°19′36′′ |
| Heliocentric velocity [km s-1] | 1622 |
| z | 0.0054 |
| Distance [Mpc] | 21.7 |
| C(Hβ) | 0.53a |
| E(B − V)Gal | 0.044 |
Notes.
(a)
Logarithmic reddening parameter from the 0
86 aperture HST spectrum of Thuan et al. (1996).
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