Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Details for Revision 2
Log in to retrieve additional aliases from SIMBAD.
  R Aqr  
Aquarius Sequence
23 43 49.50 -15 17 04.0  (355.95625 -15.28444) Search nearby
B1950.0 23 41 14.37 -15 33 43.3
Galactic coord. 66.517 -70.326
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
AAVSO 2338-15 ASAS J234349-1517.1 BD-16 6352
HD 222800 HIP 117054 HR 8992
IRC -20642 MWC 400 RAFGL 3136
SAO 165849    
(Not logged in)  Add name
Variability type
Spectral type M5e-M8.5e+pec
Mag. range
5.8 - 12.4 V
Discoverer Karl Ludwig Harding
16 Dec 1974 (HJD 2442398.00) Ephemeris
Outburst --
Period 386.96 d
Rise/eclipse dur. 42%  (163 d)
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 GCVS Team Symbiotic spectrum. Emissions of H, SII, OIII, FeII, NeIII, OII. Variable radio source. SiO maser. The secondary may be an accreting white dwarf. The star is embedded in an expanding gaseous nebula several hundred years old. A cycle ~24a and longer-term variations are possible in the changes of radial velocities and period.
(Not logged in)  Add remark
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 G.Pojmanski, Acta Astronomica 52, 397, 2002. 2002AcA....52..397P
2 T. Karlsson, Maxima of Mira stars --
3 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
 Binocular program
 Legacy LPV Program
 LPV Program
 LPV Humps
 Individual campaigns
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2011-06-28 21:18 UTC Period and epoch from ASAS-3 data.
3 Admin, VSX 2010-01-04 23:43 UTC Update from the GCVS version of November 2009.
2 Molnar, Peter 2006-08-26 03:48 UTC Added discoverer.
1 Admin, VSX 2005-12-17 20:33 UTC Initial database population.