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Latest Details
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Name
  V1154 Cyg  
AAVSO UID
000-BCJ-010 (1399 observations)  
Constellation
Cygnus Sequence
J2000.0
19 48 15.47 +43 07 37.0  (297.06446 +43.12694) Search nearby
B1950.0 19 46 37.46 +43 00 04.3
Proper motion
RA: -1.539 +/- 0.106 mas/yDec: -3.689 +/- 0.127 mas/ySource: Gaia DR1
Galactic coord. 77.217 +8.762
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 1944+42 ASAS J194815+4307.6 ASASSN-V J194815.41+430736.9
BD+42 3471 HAT-155-0011614 HIP 97439
IOMC 3148000036 KIC 7548061 SAO 48854
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Variability type
DCEP
Spectral type G2Ib
Mag. range
8.95 - 9.37 V
Discoverer --
Epoch
11 Feb 1962 (HJD 2437706.721) Ephemeris
Outburst --
Period 4.925454 d
Rise/eclipse dur. 31%  (36.65 h)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Hinzel, David H. Modulation of main pulsation frequency with mean period of 159 d. Additional modulation with mean period of1160 d.
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Derekas, A.; et al., 2016, The Kepler Cepheid V1154 Cyg revisited: light
curve modulation and detection of granulation.
2017MNRAS.464.1553D
2 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
3 R. Szabo et al., 2011, arXiv:1101.2443v1 [astro-ph.SR] 2011arXiv1101.2443S
4 J.D. Hartman, G.A. Bakos, R.W. Noyes, et al., 2011, AJ 141, 166 2011AJ....141..166H
5 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 [astro-ph]
2008arXiv0808.2558P
6 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 (online data)
2008arXiv0808.2558P
7 A.A.Wachmann, AsAp Suppl 23, N2, 249, 1976. 1976A&AS...23..249W
8 K.Haeussler, Hartha BZ N34-36, 1966. --
9 Kepler data (MAST) --
External Links
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Location    Go   
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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 = 7.42H = 7.05K = 6.92J - K = 0.50
AllWISE W1 = 6.79W2 = 6.78W3 = 6.88W4 = 6.74W1 - W2 = 0.00W3 - W4 = 0.14
APASS-DR9 B = 10.06V = 9.05g' = 9.65r' = 8.77i' = 8.49B - V = 1.02
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 48 15.47 +43 07 37.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
5 Hinzel, David H. 2017-08-23 20:39 UTC Remarks from 2017MNRAS.464.1553D.
4 Otero, Sebastian Alberto 2011-01-15 22:02 UTC Spectral type completed
3 Admin, VSX 2011-01-15 03:57 UTC Update from [2011arXiv1101.2443S].
2 Admin, VSX 2010-01-05 04:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.