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
  NIK 1  
AAVSO UID
000-BKQ-493 (No observations)  
Constellation
Cygnus Sequence
J2000.0
19 39 48.80 +39 27 18.5  (294.95333 +39.45514) Search nearby
B1950.0 19 38 04.92 +39 20 19.1
Galactic coord. 73.190 +8.383
Other names

(Internal only)
ASASSN-V J193948.64+392721.8 Dwarf nova near KIC 4378554 GALEX J193948.7+392718
GSC2.3 N2IW238668 KIC 4378558 PSO J193948.811+392718.521
USNO-B1.0 1294-0347652 ZTF18abkxdym  
(Not logged in)  Add name
Variability type
UGSU
Spectral type --
Mag. range
14.5 - 19.9 r
Discoverer Thomas Barclay, Martin Still, Jon M. Jenkins, et al.
Epoch
--
Outburst --
Period 0.075 d  (108 min)
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Schmeer, Patrick "NIK" stands for "not in KIC" (2012MNRAS.422.1219B). However, the dwarf nova is identical with KIC 4378558.
2 2012arXiv1202.1874B Discovered in the Kepler aperture of the G star KIC 4378554.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Kato, T.; Osaki, Y., 2013, Analysis of three SU UMa-type dwarf novae in the
Kepler field
2013PASJ...65...97K
2 T. Barclay, M. Still, J.M. Jenkins, S.B. Howell, R.M. Roettenbacher, 2012,
arXiv:1202.1874v1 [astro-ph.SR]
2012arXiv1202.1874B
3 Ritter H.; Kolb U., 2003, Catalogue of cataclysmic binaries, low-mass X-ray
binaries and related objects (Seventh edition, update RKcat7.24, 2016)
2003A&A...404..301R
4 ZTF observations (Lasair online data) --
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.
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
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.
2 Schmeer, Patrick 2020-12-29 00:59 UTC Identification and maximum magnitude from ZTF data ('apparent magnitude' via LASAIR). Position and minimum magnitude from Pan-STARRS1. Orbital period from 2003A&A...404..301R. Discoverers added from 2012MNRAS.422.1219B.
1 Admin, VSX 2012-02-14 04:40 UTC Preserved original object data.