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Latest Details
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Name
  ASAS J165438-4039.0  
AAVSO UID
000-BHJ-778 (2 observations)  
Constellation
Scorpius Sequence
J2000.0
16 54 38.39 -40 39 03.7  (253.65996 -40.65103) Search nearby
B1950.0 16 51 09.80 -40 34 14.5
Proper motion
RA: 2.596 +/- 1.701 mas/yDec: 1.576 +/- 1.448 mas/ySource: Gaia DR1
Galactic coord. 344.433 +1.854
Other names

(Internal only)
ASAS 165438-4039.0 ASASSN-V J165438.29-403903.3 GDS_J1654383-403903
Hen 3-1277 UCAC4 247-104638  
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Variability type
ESD
Spectral type em
Mag. range
9.77 (0.13) V
Discoverer --
Epoch
22 Jan 2001 (HJD 2451931.9) Ephemeris
Outburst --
Period 55.279297 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, 2009-2016) 1976ApJS...30..491H
External Links
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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 = 7.86H = 7.27K = 7.08J - K = 0.78
AllWISE W1 = 6.67W2 = 6.79W3 = 6.48W4 = 5.92W1 - W2 = -0.12W3 - W4 = 0.56
APASS-DR9 B = 10.37V = 9.80g' = 10.18r' = 9.56i' = 9.32B - V = 0.57
Images
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Supporting Documents
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Stellar Association Membership
 ESO 332 08 Open Cluster 2012A&A...548A..97Z
Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Admin, VSX 2017-12-15 13:46 UTC Spectral type from Skiff (VizieR on-line data: B/mk)
2 Zalezsak, Tamas 2016-03-24 02:50 UTC UCAC4 position.
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.

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