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Latest Details
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Name
  ASAS J181558-2527.6  
AAVSO UID
--  
Constellation
Sagittarius Sequence
J2000.0
18 15 58.35 -25 27 36.4  (273.99313 -25.46011) Search nearby
B1950.0 18 12 52.86 -25 28 39.6
Proper motion
RA: 0.0 +/- 2.0 mas/yDec: 2.3 +/- 1.9 mas/ySource: UCAC4
Galactic coord. 6.367 -4.138
Other names

(Internal only)
2MASS J18155835-2527363 ASAS 181558-2527.6 CD-25 12937
CPD-25 6421 GSC 06847-00688 HD 167360
PPM 268149 SAO 186559 TYC 6847-688-1
UCAC4 323-149207    
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Variability type
EB
Spectral type B8
Mag. range
9.44 - 9.63 V
Discoverer ASAS-3
Epoch
09 Feb 2001 (HJD 2451950.45) Ephemeris
Outburst --
Period 4.17578 d
Rise/eclipse dur. --
Remarks
Some references may be clicked to view in new window. Roll over index number to view submission details.
1 Otero, Sebastian Alberto ASAS-3 magnitudes contaminated by UCAC4 323-149244 (V= 12.6; sep. 11"). Range has been corrected.
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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, 2009-2016) 1939AnBos...5E...1W
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.
2MASS J = 8.86H = 8.79K = 8.72J - K = 0.13
AllWISE W1 = 8.47W2 = 8.42W3 = 8.30W4 = 8.39W1 - W2 = 0.05W3 - W4 = -0.09
Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 18 15 58.35 -25 27 36.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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Stellar Association Membership
 ASCC 95 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4 Otero, Sebastian Alberto 2020-12-24 01:03 UTC Type, period, epoch and range from ASAS-3 data.
3 Admin, VSX 2017-12-16 03:32 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
2 Zalezsak, Tamas 2016-03-24 01:09 UTC UCAC4 position.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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