IS PZ MON A RED DWARF OR A RED GIANT?

Hipparcos data (ESA 1997) give for PZ Mon a parallax π = 0.71 +- 1.17 mas that is not in agreement with earlier estimations of distance to the star of 15-30 ps and with its status of K- dwarf. There are presented spectra of PZ Mon in the region 3750-6150 Α with resolution of 7 ≈ Α, which were carrie...

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Bibliographic Details
Main Authors: N. I. Bondar', S. G. Sergeev
Format: Article
Language:English
Published: Odessa I. I. Mechnykov National University 2016-12-01
Series:Odessa Astronomical Publications
Online Access:http://oap.onu.edu.ua/article/view/86834