Iota Cephei: Perbedaan antara revisi

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* {{cite web | title=HD 216228 -- Variable Star | work=SIMBAD Astronomical Database | url=http://simbad.u-strasbg.fr/sim-id.pl?protocol=html&Ident=iota+cephei&NbIdent=1&Radius=10&Radius.unit=arcmin&CooFrame=FK5&CooEpoch=2000&CooEqui=2000&output.max=all&o.catall=on&output.mesdisp=N&Bibyear1=1983&Bibyear2=2005&Frame1=FK5&Frame2=FK4&Frame3=G&Equi1=2000.0&Equi2=1950.0&Equi3=2000.0&Epoch1=2000.0&Epoch2=1950.0&Epoch3=2000.0 | accessdate=2007-02-28}}

 

* [http://www.alcyone.de/SIT/bsc/ Yale Bright Star Catalog; click on Cepheus]