Titlebook: Non-Periodic Phenomena in Variable Stars; L. Detre Book 1969 Academic Press 1969 observatory.stars

Covenant

書目名稱Non-Periodic Phenomena in Variable Stars影響因子(影響力)




書目名稱Non-Periodic Phenomena in Variable Stars影響因子(影響力)學科排名




書目名稱Non-Periodic Phenomena in Variable Stars網(wǎng)絡公開度




書目名稱Non-Periodic Phenomena in Variable Stars網(wǎng)絡公開度學科排名




書目名稱Non-Periodic Phenomena in Variable Stars被引頻次




書目名稱Non-Periodic Phenomena in Variable Stars被引頻次學科排名




書目名稱Non-Periodic Phenomena in Variable Stars年度引用




書目名稱Non-Periodic Phenomena in Variable Stars年度引用學科排名




書目名稱Non-Periodic Phenomena in Variable Stars讀者反饋




書目名稱Non-Periodic Phenomena in Variable Stars讀者反饋學科排名

entrance

On the Presumed Pre Supernova Stage for Type II Super-Novaend a lower mass limit of about 10～14 M. for stars undergoing the outburst is confirmed on the basis of the more recent evaluations. Finally, the possibility that the presupernova type II stage could be represented by the small amplitude irregular and semiregular red variables with large masses belonging to young population I is briefly indicated.

沉積物

REP

暴露他抗議

Concomitant

lattice

托人看管

無辜

insolence

Synchronous Three Colour Stellar Photometry at the Catania Astrophysical Observatorys and the efficiency of this photometer are briefly described. At present the instrument is used for simultaneous UBV photometry of flare stars. A graph of simultaneous measurements in the UBV system of a flare of EV Lac is shown. A more detailed description of the instrument had been published else