Y Oph

Photometry

• Pel, J.W. 1976, A&AS, 24, 413
  "Five-channel Photometry of Cepheids and Supergiants in the Southern Milky Way"
  35 Walraven VBLUW measurements [data] , [notes]
• Harris, H.C. 1980, PhD Thesis, University of Washington
  " Photometric abundances of Cepheid variables in the Galaxy and the Small Magellanic Cloud "
  13 CMT1T2V (Washington) measurements [abstract] , [data] , [notes]
• Welch, D.L., Wieland, F., McAlary, C.W., McGonegal, R., Madore, B.F., McLaren, R.A., and Neugebauer, G. 1984, ApJS, 54, 547
  " JHK Observations of Classical Cepheids "
  30 JHK (CIT) measurements [data] , [notes]
• Moffett, T.J., and Barnes, T.G. 1984, ApJS, 55, 389
  "Observational Studies of Cepheids. II. BVRI Photometry of 112 Cepheids"
  39 BVRI (Johnson) measurements [abstract] , [data] , [notes]
• Coulson, I.M., and Caldwell, J.A.R. 1985, SAAO Circulars, 9, 5
  " Photometry and Radial Velocities of 27 Southern Galactic Cepheids "
  37 UBVRI (Cousins) measurements [abstract] , [data] , [notes]
• Berdnikov L.N., 1987, Variable Stars, 22, 530-548
  " Photoelectric observations of classical Cepheids. II "
  23 UBVR (Johnson) measurements [data] , [notes]
• Laney, C.D. and Stobie, R.S 1992, A&AS, 93, 93
  " JHKL Observations of galactic Cepheids "
  22 Carter JHKL measurements [data] , [notes]
• Berdnikov L.N., 1992, Astron. and Astrophys. Transactions, 2, 107-156
  " Photoelectric observations of Cepheids. VI "
  42 UBVR (Johnson) measurements [data] , [notes]
• Berdnikov L.N., 1992, Astron. and Astrophys. Transactions, 2, 157-181
  " Photoelectric observations of Cepheids. VII "
  18 UBVR (Johnson) measurements [data] , [notes]
• Berdnikov L.N., 1992, Astron. and Astrophys. Transactions, 2, 1-30
  " Photoelectric observations of Cepheids. III "
  30 UBVR (Johnson) measurements [data] , [notes]
• Berdnikov L.N., 1992, Astron. and Astrophys. Transactions, 2, 31-41
  " Photoelectric observations of Cepheids. IV "
  12 UBVR (Johnson) measurements [data] , [notes]
• Berdnikov L.N., 1992, Astron. and Astrophys. Transactions, 2, 43-105
  " Photoelectric observations of Cepheids. V "
  31 UBVR (Johnson) measurements [data] , [notes]
• Berdnikov L.N., 1992, Pis'ma Astron. J., 18, 325-375
  " Photoelectric observations of Cepheids in 1991 "
  21 UBVR (Johnson) measurements [data] , [notes]
• Berdnikov L.N., 1993, Pis'ma Astron. J., 19, 210-263
  " Photoelectric observations of Cepheids in 1992 "
  20 UBVR (Johnson) measurements [data] , [notes]
• Fernie, J.D., Khoshnevissan, M.H., and Seager, S. 1995, AJ, 106, in press
  " Secular Changes in the Classical Cepheid Y Ophiuchi "
  45 UBV measurements [data] , [notes]
• Berdnikov, L.N., and Turner, D.G. 1995, Pis'ma Astr. Zhurnal, 21, 803
  " Photoelectric Observations of Southern Cepheids in 1995 "
  15 BVRI (Kron-Cousins) measurements [data] , [notes]
• Berdnikov L.N., and Voziakova O.V., 1995, Pis'ma Astron. J., 21, No. 5, in press
  " Photoelectric observations of Cepheids in 1994 "
  10 UBVR (Johnson) measurements [data] , [notes]

Radial Velocities

• Lloyd Evans, T. 1980, SAAO Circulars, 1, 257
  " Radial Velocities of Southern Cepheids "
  16 measurements [data] , [notes]
• Coulson, I.M., and Caldwell, J.A.R. 1985, SAAO Circulars, 9, 5
  " Photometry and Radial Velocities of 27 Southern Galactic Cepheids "
  68 measurements [abstract] , [data] , [notes]
• Barnes, T.G., Moffett, T.J., and Slovak, M.H. 1987, ApJS, 65, 307
  " Observational Studies of Cepheids. V. Radial Velocities of Bright Cepheids "
  31 measurements [abstract] , [data] , [notes]
• Wilson, T.D., Carter, M.W., Barnes, T.G., Van Citters, G.W., and Moffett, T.J. 1989, ApJS, 69, 951
  " Observational Studies of Cepheids. VIII. Additional Radial Velocities of Cepheids and RR Lyrae Variables "
  13 measurements [abstract] , [data] , [notes]