Файл: Цесевич В.П. Звезды типа RW Возничего фотографические наблюдения блеска.pdf

Рио. 45. Звезда № 46. ВТ aerpentie.

Рис. 46. Звезда * 47.

DD aereptis".

— а

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d-HM

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Рио. 47. Звеада № 48.

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Ш S e r p e n t I s ,

BW Aurigae

type

variable

s t a r s

are those

of

r e l a t i v e l y

low

luminosity which change

t h e i r

light

non - periodically . I n order to

study

the conformities

of their l i g h t variations

i t i s

necessary

to

have long s e r i e s

of

homogeneous

observations'. Such s e r i e s

are

nearly

unavailable.

The present

paper

comprises

photographic

observations

of

80

s t a r s

which were

obtained through

Harvard. Moscow and Odessa

photo

c o l l e c t i o n s . Besides,

at

our request, we received

photograp­

hic

observations

performed

by F.Ahnert (Sonneberg), N.Lavrova

(.Ka­

zan),

V.Satyvaldyev

and G . Filatov

(Dushanbe) whom we express

our

gratitude .

I n the l i s t

of

the stare

investigated by

us,

the table

and p a ­

ge

numbers and the type

of

v a r i a b i l i t y are given,

TWO tables,

A

and

B,

include photographic

s t e l l a r

magnitudes

of

comparison

s t a r s .

The l a s t column contains v a r i a b i l i t y type by the following

p r e l i ­

minary

c l a s s i f i c a t i o n we recommend: HW1-stars

that

posess

alow

c y c l i c

l i g h t

variationiRWA

- A l g o l - l i k e s t a r s }

BWF -

s t a r s

of

long duration light f l a r e ;

C,

I r - Серheid-like s t a r s ; L,

I r -

long-period

s t a r s with strong

i r r e g u l a r i t i e s .