AAVSO Home



Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Details for Revision 1
Log in to retrieve additional aliases from SIMBAD.
Name
  XX Cep  
AAVSO UID
000-BCR-750 (11050 observations)  
Constellation
Cepheus Sequence
J2000.0
23 38 20.30 +64 20 03.0  (354.58458 +64.33417) Search nearby
B1950.0 23 36 00.32 +64 03 25.7
Galactic coord. 115.118 +2.577
Other names

(Internal only)
AAVSO 2333+63 AN 245.1928 BD+63 2026
HD 222217 HIP 116648 SAO 20743
(Not logged in)  Add name
Variability type
EA/SD
Spectral type A8V
Mag. range
9.48 (1.15) B
Discoverer --
Epoch
23 Aug 1981 (HJD 2444839.8022) Ephemeris
Outburst --
Period 2.3373266 d
Rise/eclipse dur. 14%  (7.853 h)
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Billiaert, Bruno DSCT period = 0.03148 d.
2 GCVS Team Min II 9.26. P var. Min I = 2425096.449 + 2.337340d*E (JD2414930 - 30000); Min I = 2441539.4917 + 2.3373059d*E (JD2430000 - 42300) [P.Battistini, A.Bonifazi, A.Guarnieri, IBVS N1325, 1977.]. Since JD2441500 - see Table.
(Not logged in)  Add remark
References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Koo, Jae-Rim; et al., 2016, Time-series spectroscopy of the pulsating
eclipsing binary XX Cephei
2016arXiv160201935K
2 Bob Nelson's O-C files, 2016 --
3 J. Alfonso-Garzon, A. Domingo, J.M. Mas-Hesse, A. Gimenez, 2012,
arXiv:1210.0821 [astro-ph.IM] (online info)
2012arXiv1210.0821A
4 H.Schneller, VBB 8, N6, 1931. --
5 CALEB - Catalog and AtLas of Eclipsing Binaries --
6 General Catalogue of Variable Stars, 4th Edition, Volumes I-III, P.N.
Kholopov et al.
--
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.
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 Billiaert, Bruno 2016-02-14 00:09 UTC Variability type, spectral type and discoverer from 2016arXiv160201935K.
2 Admin, VSX 2010-01-05 04:43 UTC Update from the GCVS version of November 2009.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.