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Latest Details
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Name
  ASAS J182017-1628.0  
AAVSO UID
--  
Constellation
Sagittarius Sequence
J2000.0
18 20 17.28 -16 28 01.0  (275.07200 -16.46694) Search nearby
B1950.0 18 17 23.84 -16 29 23.1
Proper motion
RA: 4.9 +/- 2.7 mas/yDec: -4.8 +/- 2.6 mas/ySource: UCAC4
Galactic coord. 14.779 -0.780
Other names

(Internal only)
ASAS 182017-1628.0 [D75] 66  
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Variability type
MISC
Spectral type M5
Mag. range
11.61 (1.2) V
Discoverer --
Epoch
27 Apr 2002 (HJD 2452392.4) Ephemeris
Outburst --
Period 185.495132 d
Rise/eclipse dur. --
Remarks
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References
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 Catalogue of Stellar Spectral Classifications (Skiff, 2005) 1975AbaOB..47..171D
External Links
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Location    Go   
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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.
AllWISE W1 = 3.62W2 = 3.17W3 = 2.64W4 = 1.85W1 - W2 = 0.45W3 - W4 = 0.79
APASS-DR9 B = 14.11V = 12.25g' = 13.21r' = 11.21B - V = 1.86
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 20 17.28 -16 28 01.0 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 NGC 6618 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
2 Admin, VSX 2007-04-04 10:10 UTC Position and spectral type from Brian Skiff's MKTypes.dat [http://vizier.u-strasbg.fr/viz-bin/Cat?III/233B].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.

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