HD 4881

Parameters of the H-alpha line
         Date
year/month/day
Equiv. width
          A
       FWHM
         km/s
Peak separation
         km/s
            V/R Blue peak intens.
continuum units
Red peak intens.
continuum units
Centr.peak/depres
continuum units
     Reference
    1997/08/14        2.00           250           125             0.96           0.87          0.91           0.74       This page
    1997/09/28        2.00           265           125             0.99           0.88          0.89           0.74       This page
    1999/09/19        1.97           250           125             1.00           0.87          0.87           0.74       This page
    1999/09/25        1.95           255           125             1.00           0.87          0.87           0.73       This page
Sample H-alpha profiles


Last updated: 2001 January 16