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Latest Details
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Name
  V5569 Sgr  
AAVSO UID
000-BDB-924 (6302 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 50 03.57 -26 24 15.4  (282.51488 -26.40428) Search nearby
B1950.0 18 46 57.39 -26 27 45.4
Proper motion
RA: -4.379 +/- 1.976 mas/yDec: -11.287 +/- 2.061 mas/ySource: Gaia DR1
Galactic coord. 8.961 -11.419
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AS 325 ASAS J185004-2624.3 ASASSN-V J185003.54-262414.5
BV 1732 CD-26 13521 CPD-26 6567
EM* AS 325 GSC 06867-00437 Hen 3-1728
NSV 24607 Wray 15-1882  
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Variability type
EA+ZAND+BE
Spectral type K2.5III+Be
Mag. range
9.8 - 12.1 V
Discoverer --
Epoch
14 May 2008 (HJD 2454601) Ephemeris
Outburst --
Period 515 d
Rise/eclipse dur. 20%:  (103 d)
Remarks
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1 Otero, Sebastian Alberto Period varies.
2 Admin, VSX Besides eclipses, complex variations of different nature.
3 Otero, Sebastian Alberto Duration and depth of eclipses varies strongly.
4 Otero, Sebastian Alberto 20 d-flickering probably arising from the Be star.
5 GCVS Team Iron star, not planetary nebula, symbiotic or Be/shell star.
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References
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1 IBVS #5608 Otero, S., 2005, IBVS, No. 5608
2 E.V. Kazarovets, N.N. Samus, O.V. Durlevich, N.N. Kireeva, E.N. Pastukhova,
2008, IBVS 5863
2008IBVS.5863....1K
3 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
4 R.Knigge, F.M.Sosna, Bamb Veroeff 12, Nr.125, 1977. --
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 8.17H = 7.52K = 7.20J - K = 0.96
AllWISE W1 = 6.90W2 = 6.74W3 = 5.91W4 = 5.42W1 - W2 = 0.16W3 - W4 = 0.49
APASS-DR9 B = 10.64V = 10.16g' = 10.36r' = 9.93i' = 9.71B - V = 0.49
Images
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Supporting Documents
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1 AS 325 lightcurves Otero, Sebastian Alberto 2006-07-31 20:27 UTC Lightcurves of the eclipse and the overall behaviour showing the changing depth of eclipses and the secular brigthening.
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Revision History
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6 Otero, Sebastian Alberto 2012-07-31 00:14 UTC Period, epoch, eclipse duration and range from ASAS-3 data.
5 Otero, Sebastian Alberto 2012-06-19 19:32 UTC Period and epoch from ASAS-3 data.
4 Admin, VSX 2008-12-03 03:58 UTC Primary name changed to GCVS designation [2008IBVS.5863....1K]
3 Otero, Sebastian Alberto 2006-07-31 16:27 UTC New elements using data from the 2005 eclipse.
2 Otero, Sebastian Alberto 2006-07-29 20:55 UTC --
  1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.