1997A&A...327.1087S


Query : 1997A&A...327.1087S

1997A&A...327.1087S - Astronomy and Astrophysics, volume 3271087-1093 (1997/11-3)

On the relation of changes of the period and brightness in the close binaries SW Cygni and U Sagittae.

SIMON V.

Abstract (from CDS):

The analysis of the available data allows to conclude that changes of the orbital periods in both Algol-type systems, SW Cyg and U Sge, are correlated with the brightness variations of the late-type loser. The episodes of decrease of the orbital period are accompanied by minimum of brightness of the loser in both cases.

Abstract Copyright: ∼

Journal keyword(s): binaries: eclipsing - stars: late-type - stars: individual: SW Cyg, U Sge

Simbad objects: 5

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Number of rows : 5
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2026
#notes
1 V* RW Tau Be* 04 03 54.3161404416 +28 07 33.494136636   8.130 8.08 8.76   B8Ve+K0IV 270 0
2 * U Sge SB* 19 18 48.4082723376 +19 36 37.722978540 6.23 6.61 6.58     B7III+K1III 385 0
3 V* SW Cyg SB* 20 06 57.9309043632 +46 17 58.151017284   9.57 9.35     A2 172 0
4 BD+34 4217A SB* 20 58 13.4532832453 +35 10 29.672620146   10.95 10.109     ~ 267 0
5 BD+34 4217 ** 20 58 13.4533595470 +35 10 29.664154462     10.13     G9.5Ve+K3Ve 264 0

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