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 Везани чланци
Додај нови чланак| Spectral Classification of Stars in A Supplement to the Bright Star Catalogue MK spectral types are given for about 584 stars in A Supplement to theBright Star Catalogue. These are compared with Hipparcos parallaxes tocheck the reliability of those classifications. The estimated errors are+/-1.2 subtypes, and 10% of the luminosity classes may be wrong.
 
 
 |  | Walraven photometry of nearby southern OB associations Homogeneous Walraven (VBLUW) photometry is presented for 5260 stars inthe regions of five nearby southern OB associations: Scorpio Centaurus(Sco OB2), Orion OB1, Canis Major OB1, Monoceros OB1, and Scutum OB2.Derived V and (B - V) in the Johnson system are included.
 
 
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 Посматрања и Астрометриски подаци
| Сазвежђа: | Велики пас |  | Ректацензија: | 07h11m25.17s |  | Deклинација: | -17°19'52.1" |  | Apparent магнитуда: | 6.657 |  | Даљина: | 400 parsecs |  | Proper motion RA: | -6.2 |  | Proper motion Dec: | 3.1 |  | B-T magnitude: | 6.6 |  | V-T magnitude: | 6.653 |  Каталог и designations:
 
 
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