Dictionary of Nomenclature of Celestial Objects

10.1086/319949
byQUILLEN A.C. , YUKITA M.
 Astron. J., 121, 2095-2105 (2001)
  A comparison between Paα and Hα emission: the relation between mean H II region reddening, local gas density, and metallicity.
oTables 2, 3, 5, 6: <[QY2001] NGC 1512 +X.xx+Y.yy> N=19, <[QY2001] NGC 2903 +X.xx+Y.yy> N=13, <[QY2001] NGC 6946 +X.xx+Y.yy> N=6, <[QY2001] M 51 +X.xx+Y.yy> N=10. Table 4: <[QY2001] NGC 4449 JHHMMSS.ss+DDMMSS.ss> N=12.

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