![Variable star / Apparent magnitude / Cosmic distance ladder / Star / Magnitude / Absolute magnitude / Mira / RV Tauri variable / Astronomy / Observational astronomy / Space Variable star / Apparent magnitude / Cosmic distance ladder / Star / Magnitude / Absolute magnitude / Mira / RV Tauri variable / Astronomy / Observational astronomy / Space](https://www.pdfsearch.io/img/e42980b26a8dfc604d8ce72635ab888e.jpg)
| Document Date: 2009-04-07 11:14:58 Open Document File Size: 980,25 KBShare Result on Facebook
City Cambridge / / Company Cepheid / / Facility Chandra X-Ray Observatory / / IndustryTerm http / Movie A.D. / / OperatingSystem Cygnus / / Organization American Association of Variable Star Observers / / Person Joseph Justus Scaliger / Julian Day / / Position astronomer / / ProvinceOrState British Columbia / Massachusetts / / Technology X-Ray / html / / URL http /
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