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Hipparcos and the age of the Galactic disc

✍ Scribed by Raul Jimenez; Chris Flynn; Eira Kotoneva


Publisher
John Wiley and Sons
Year
1998
Tongue
English
Weight
929 KB
Volume
299
Category
Article
ISSN
0035-8711

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We have investigated the motions of all K0-5 stars which have a proper motion in the Hipparcos catalogue and a known luminosity class III (due to the incompleteness of the ongoing classification, the distribution of these stars at the celestial sphere is rather uneven). We have used the apparent mag