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Name
W Ser
AAVSO UID
Constellation
J2000.0
B1950.0
18 06 58.33 -15 33 37.2
Proper motion
RA: 1.820 +/- 0.075 mas/y Dec: 2.959 +/- 0.046 mas/y Source: Gaia DR1
Galactic coord.
14.387 +1.863
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18095070-1533009
AAVSO 1804-15
AN 55.1907
ASAS J180951-1533.0
ASASSN-V J180950.64-153300.0
BD-15 4842
GCRV 10603
GSC 06264-01358
HD 166126
HIP 88994
HV 2909
Hen 3-1608
IOMC 6264000033
IRAS 18070-1533
PPM 234118
SAO 161128
TIC 106163940
TYC 6264-1358-1
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Variability type
EA/GS
Spectral type
F5eIb(shell)
Mag. range
8.42 - 10.2 V
Discoverer
Annie J. Cannon (1907)
Epoch
Outburst
--
Period
14.1750 d
Rise/eclipse dur.
18% (2.55 d)
Remarks
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1
GCVS Team
P var, nonlinear terms: +(3.140d*10**(-6))*E**2 + (1.432d*10**(-9))*E**3. The light curve shape var. Wavelike variations in Max light. Changes of emission lines with the orbital phase. Active mass exchange, evidence for a common envelope.
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References
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1
J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
2012arXiv1210.0821A
2
G.Pojmanski, Acta Astronomica 52, 397, 2002.
2002AcA....52..397P
3
R.H.Koch, E.F.Guinan, IBVS N1483, 1978.
1978IBVS.1483....1K
4
V.P.Zessewitsch, Odessa Izv. 4, Issue 3, 1954.
--
5
Dunér, N. C.; Hartwig, E.; Muller, G., 1907, Benennung von neu entdeckten
1907AN....176..181.
External Links
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Location
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AAVSO Light Curve
AAVSO WebObs
APASS
AAVSOnet EPD
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GCVS
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Hipparcos Epoch Photometry Plot
ASAS Light Curve
NSVS
CRTS
ZTF
Pan-STARRS1 Data
Pan-STARRS1 Images
SkyMorph
Kamogata Wide-field Survey (KWS)
O-C Gateway (name)
O-C Gateway (coords)
Atlas of O-C Diagrams
Lichtenknecker Database
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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
H = 6.11 K = 5.56
AllWISE
W1 = 4.99 W2 = 4.54 W3 = 3.92 W4 = 3.31 W1 - W2 = 0.45 W3 - W4 = 0.62
APASS-DR9
B = 10.60 V = 9.72 g' = 10.12 r' = 9.41 i' = 9.12 B - V = 0.87
Images
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Supporting Documents
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Revision History
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