AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
Name
  ASAS J194528+4337.8  
AAVSO UID
--  
Constellation
Cygnus Sequence
J2000.0
19 45 27.84 +43 37 45.0  (296.36600 +43.62917) Search nearby
B1950.0 19 43 51.19 +43 30 23.3
Proper motion
RA: -7.4 +/- 2.3 mas/yDec: -5.1 +/- 2.9 mas/ySource: UCAC4
Galactic coord. 77.413 +9.449
Other names

(Internal only)
2MASS J19452783+4337452 ASAS 194528+4337.8 ASASSN-V J194527.83+433745.2
ATO J296.3659+43.6291 GSC 03148-01922 KIC 7905209
UCAC4 669-077129 ZTF J194527.82+433745.1  
(Not logged in)  Add name
Variability type
EW
Spectral type F7
Mag. range
13.27 - 13.44 V
Discoverer ASAS
Epoch
08 Apr 2018 (HJD 2458217.002) Ephemeris
Outburst --
Period 0.419554 d  (10.0693 h)
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto ASAS-SN and ZTF magnitudes contaminated by Gaia DR3 2078794858816869120 (G= 17.5; sep. 2.0"). Range has been corrected.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Qian, S.-B.; Zhu, L.-Y.; Liu, L.; et al., 2020, Contact binaries at
different evolutionary stages
2020RAA....20..163Q
2 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
3 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
4 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 [astro-ph]
2008arXiv0808.2558P
5 A. Pigulski, G. Pojmanski, B. Pilecki, D. Szczygiel, 2008,
arXiv:0808.2558v2 (online data)
2008arXiv0808.2558P
External Links
Links open in a new window. Not all links may be valid for this particular target.
Location    Go   
Select a Location for more details.
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 = 12.15H = 11.87K = 11.84J - K = 0.32
AllWISE W1 = 11.79W2 = 11.83W3 = 11.78W1 - W2 = -0.04
APASS-DR9 B = 13.93V = 13.29g' = 13.59r' = 13.12i' = 12.97B - V = 0.63
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 19 45 27.84 +43 37 45.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
There are currently no supporting documents on file for this star. (Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Otero, Sebastian Alberto 2024-01-30 23:18 UTC Type, period, epoch and range from ZTF and ASAS-SN data.
2 Otero, Sebastian Alberto 2023-04-23 16:38 UTC Spectral type from 2020RAA....20..163Q.
1 Admin, VSX 2008-08-23 01:31 UTC Initial upload.