WW Cyg

Mezzetti1980 - Mezzetti1980U (Johnson U)

         Table 5 from Struve (1946)
   Radial Velocity Measurements of WW Cygni
Plate  Date    UT     Phase     Velocities(km/s)
G f/2              days  period all lines  Ca II
6838  Oct. 27 1:29 0.545 0.164   -23.4      -6.9
6856       28 1:25 1.542 0.465   +21.5      +0.7
6874       29 1:09 2.531 0.763   +80.2      +0.7
6875       29 1:40 2.552 0.769   +75.7      +8.3
6896       30 1:09 0.213 0.064   -23.8      -7.1
6897       30 1:40 0.234 0.075   -27.8      -7.1
6909       31 1:13 1.216 0.367   -62.3     -25.5
6910       31 1:46 1.239 0.373   -59.2     -10.2
6928  Nov.  1 1:07 2.212 0.667   +42.1     -10.3
6946        2 1:08 3.212 0.968   +74.8       -
6947        2 1:44 3.237 0.976   +70.0       -
6948        2 2:38 3.275 0.987   +50.2       -
6949        2 3:44 0.003 0.001   -16.5       -
6950        2 4:30 0.035 0.011   -19.3       -
6964        3 1:20 0.903 0.273   -70.9     -25.6
6980        4 1:28 1.908 0.576    +5.0      +0.1
7000        5 1:03 2.891 0.873   +58.9      +3.9
7012        6 2:42 0.642 0.194   -47.9      -3.8
7029        7 0:58 1.570 0.474   +11.1     -14.4
7030        7 1:28 1.591 0.480   -20.3      +0.1
7051        8 1:09 2.578 0.778   +78.2     +15.4
7061        9 1:06 0.258 0.078   -21.8      -3.7
7068       10 1:14 1.263 0.381   -23.9     -29.7
7088p      11 3:13 2.346 0.707   +37.6     +15.2
7097       13 0:56 0.933 0.281   -65.6     -14.5
7119       14 0:48 1.927 0.581    +9.9      +7.6
7120       14 1:14 1.945 0.586   +34.9      -3.8
7158       16 1:12 0.627 0.189   -57.1     -10.6
7159       16 1:38 0.645 0.194   -60.6     -14.5
7203       19 1:53 0.337 0.102   -36.2       -
7204       19 2:25 0.360 0.109   -21.2      -7.6
7242       21 0:43 2.289 0.690   +71.9     +11.7
7243       21 1:12 2.309 0.696   +57.7     +15.5
7279       23 0:52 0.977 0.294   -59.2     -21.7
7280       23 1:26 1.001 0.302   -53.7      -7.3
7334       26 0:50 0.659 0.199   -43.8     -25.5
7335       26 1:18 0.678 0.204   -42.0     -14.2