Welcome, Guest. You are not logged in.
Log in
    Revise    New Search
Latest Details
Log in to retrieve additional aliases from SIMBAD.
  Mis V0389  
Ophiuchus Sequence
18 30 44.91 +03 45 21.7  (277.68712 +3.75603) Search nearby
B1950.0 18 28 15.59 +03 43 13.7
Proper motion
RA: -23.4 +/- 6.2 mas/yDec: -14.0 +/- 6.4 mas/ySource: UCAC4
Galactic coord. 33.928 +6.311
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18304490+0345218 ASAS J183045+0345.4 IRAS 18282+0343
NSVS 13882642 NSVS 13891238 NSVS J1830447+034525
(Not logged in)  Add name
Variability type
Spectral type --
Mag. range
13.3 - <18.5 V
Discoverer Seiichi Yoshida, Ken-ichi Kadota
17 Jun 1999 (HJD 2451347) Ephemeris
Outburst --
Period 309 d
Rise/eclipse dur. --
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto NSVS magnitudes contaminated by GSC 00454-01660 (V= 13.50; sep. 24") and other nearby stars. Range has been corrected.
(Not logged in)  Add remark
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 P.R. Wozniak, S.J. Williams, W.T. Vestrand, V. Gupta, AJ 128, 2965, 2004 2004AJ....128.2965W
2 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
3 S.Yoshida, K.Kadota, T.Kato, IBVS N4842, 2000. 2000IBVS.4842....1Y
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 = 6.86H = 5.67K = 5.02J - K = 1.84
AllWISE W1 = 4.38W2 = 3.82W3 = 3.10W4 = 2.43W1 - W2 = 0.57W3 - W4 = 0.67
Please review Digitized Sky Survey Acknowledgment and Copyright.
Image not downloaded. Click Retrieve Image to download and view. Retrieve image
Supporting Documents
Click document name to open or save. Browser plug-in or other software may be required for viewing.
1 Phase plot Otero, Sebastian Alberto 2015-01-07 00:06 UTC Phase plot with NSVS and ASAS-3 data.
(Not logged in)  Add document
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Otero, Sebastian Alberto 2015-01-07 00:06 UTC Primary record creation. Type, period, epoch and maximum magnitude from NSVS and ASAS-3 data. Minimum magnitude from GSC2.3. UCAC4 position.
1 Admin, VSX 2005-12-17 20:33 UTC Preserved original object data.